2016-12-14 Uros Bizjak PR target/59874 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS and IX86_BUILTIN_CTZS. (bdesc_args): Add __builtin_clzs and __builtin_ctzs. (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS. 2016-12-14 Wilco Dijkstra Jakub Jelinek PR target/78796 * config/aarch64/aarch64.c (aarch64_classify_symbol): Merge large model checks into switch. 2016-12-14 Thomas Preud'homme Backport from mainline 2016-11-25 Thomas Preud'homme * tree-ssa-math-opts.c (struct symbolic_number): Improve comment. 2016-12-14 Thomas Preud'homme Backport from mainline 2016-11-25 Thomas Preud'homme PR tree-optimization/77673 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field. (init_symbolic_number): Initialize src field from src parameter. (perform_symbolic_merge): Select most dominated statement as the source statement. Set src field of resulting n structure from the input src with the lowest address. (find_bswap_or_nop): Rename source_stmt into ins_stmt. (bswap_replace): Rename src_stmt into ins_stmt. Initially get source of load from src field rather than insertion statement. Cancel optimization if statement analyzed is not dominated by the insertion statement. (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute dominance information. 2016-12-13 Michael Meissner Backport from mainline 2016-12-07 Michael Meissner PR target/72717 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the V2DImode elements are SUBREG's convert the result into DImode rather than failing in emit_move_insn. 2016-12-13 Iain Sandoe Backport from mainline 2016-12-11 Iain Sandoe PR rtl-optimization/71496 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non- copyable. (load_macho_picbase_di, reload_macho_picbase_si, reload_macho_picbase_di): Likewise. 2016-12-12 Bernd Schmidt Backport from mainline 2016-11-07 Bernd Schmidt PR rtl-optimization/77309 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and don't assume an equality comparison for plain COMPARE. (simplify_comparison): Pass a more accurate code to make_compound_operation. 2016-12-12 Thomas Preud'homme Backport from mainline 2016-11-22 Thomas Preud'homme PR target/77904 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer in save register mask if it is needed. 2016-12-11 Iain Sandoe Backport from mainline 2016-11-27 Iain Sandoe Rainer Orth PR target/67710 * config.in: Regenerate * config/darwin-driver.c (darwin_driver_init): Emit a version string for the assembler. * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests. * config/darwin.opt(asm_macosx_version_min): New. * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC. * configure: Regenerate * configure.ac: Check for mmacosx-version-min handling. 2016-12-11 Iain Sandoe Backport from mainline 2016-11-27 Iain Sandoe PR target/57438 * config/i386/i386.c (ix86_code_end): Note that we emitted code where the function might otherwise appear empty for picbase thunks. (ix86_output_function_epilogue): If we find a zero-sized function assume that reaching it is UB and trap. If we find a trailing label append a nop. * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we find a zero-sized function assume that reaching it is UB and trap. If we find a trailing label, append a nop. 2016-12-11 Iain Sandoe Backport from mainline 2016-11-27 Iain Sandoe PR target/71767 * config/darwin-sections.def (picbase_thunk_section): New. * config/darwin.c (darwin_init_sections): Set up picbase thunk section. (darwin_rodata_section, darwin_objc2_section, machopic_select_section, darwin_asm_declare_constant_name, darwin_emit_weak_or_comdat, darwin_function_section): Don’t use coalesced with newer linkers. (darwin_override_options): Decide on usage of coalesed sections on the basis of the target linker version. * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New. * config/darwin.opt (mtarget-linker): New. * config/i386/i386.c (ix86_code_end): Do not force the thunks into a coalesced section, instead use a thunks section. Backport from mainline 2016-11-28 Iain Sandoe PR target/71767 * configure.ac (with_ld64): Use portable method to extract the major part of the version number. * configure: Regenerated. Backport from mainline 2016-11-27 Iain Sandoe PR target/71767 * configure.ac (with-ld64): New var, set for Darwin, set on detection of ld64, gcc_cv_ld64_export_dynamic: New, New test. * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define. * config/darwin10.h(DEF_LD64): Update for this target version. * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test. (DEF_LD64): Update for this target version. * configure: Regenerated. * config.in: Regenerated. Backport from mainline 2016-11-27 Iain Sandoe PR target/71767 * config/darwin.c (imachopic_indirection_name): Make data section indirections linker-visible. * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local constant labels linker-visible. 2016-12-09 Thomas Preud'homme Backport from mainline 2016-11-17 Thomas Preud'homme PR target/77933 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr being live in the function and lr needing to be saved. Distinguish between already saved pushable registers and registers to push. Check for LR being an available pushable register. 2016-12-09 Nathan Sidwell PR C++/78550 * convert.c (convert_to_integer_1): Maybe fold conversions to integral types with fewer bits than its mode. 2016-12-09 Richard Biener Backport from mainline 2016-11-09 Richard Biener * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Look at the DR_BASE_ADDRESS object for forcing alignment. 2016-11-07 Richard Biener PR tree-optimization/78189 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix alignment computation. 2016-12-09 Richard Biener Backport from mainline 2016-11-28 Richard Biener PR tree-optimization/78542 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification if allowed. 2016-11-23 Richard Biener PR tree-optimization/78482 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h. (remove_forwarder_block_with_phi): When merging with a loop header creates a new latch reset number of iteration information of the loop. 2016-11-23 Richard Biener PR middle-end/71762 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X, (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove. 2016-11-11 Richard Biener PR tree-optimization/71575 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove bogus assert. 2016-11-07 Richard Biener PR tree-optimization/78224 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Split the fallthru edge in case its successor may have PHIs. 2016-11-05 David Edelsohn Richard Biener PR bootstrap/78188 PR c++/71848 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP. 2016-09-20 Richard Biener PR tree-optimization/77646 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number a VDEF. 2016-12-07 Segher Boessenkool Backport from mainline 2016-11-12 Segher Boessenkool PR target/77957 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't return early if !optional_tbtab. 2016-12-07 Jakub Jelinek Backported from mainline 2016-11-28 Jakub Jelinek PR middle-end/78540 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void. * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any note has been removed. * postreload.c (reload_combine_recognize_pattern): If remove_reg_equal_equiv_notes returns true, call df_notes_rescan. PR rtl-optimization/78546 * simplify-rtx.c (neg_const_int): When negating most negative number in mode wider than HOST_BITS_PER_WIDE_INT, use simplify_const_unary_operation to produce CONST_DOUBLE or CONST_WIDE_INT. (simplify_plus_minus): Hanlde the case where neg_const_int doesn't return a CONST_INT. PR fortran/78298 * tree-nested.c (convert_local_reference_stmt): After adding shared (FRAME.NN) clause to omp parallel, task or target, add it also to all outer omp parallel, task or target constructs. 2016-11-23 Jakub Jelinek PR middle-end/69183 * omp-low.c (build_outer_var_ref): Change lastprivate argument to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE on worksharing constructs, treat it like clauses on simd construct. Formatting fix. (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref. (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead of true as last argument to build_outer_var_ref. 2016-11-22 Jakub Jelinek PR middle-end/78416 * expmed.c (expand_divmod): Use wide_int for computation of op1_is_pow2. Don't set it if op1 is 0. Formatting fixes. Use size <= HOST_BITS_PER_WIDE_INT instead of HOST_BITS_PER_WIDE_INT >= size. 2016-11-21 Jakub Jelinek PR middle-end/67335 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix for tmp simd array if DECL_NAME (parm) is NULL. 2016-11-18 Jakub Jelinek PR middle-end/78419 * multiple_target.c (get_attr_len): Start with argnum and increment argnum on every arg. Use strchr in a loop instead of counting commas manually. (get_attr_str): Increment argnum for every comma in the string. (separate_attrs): Use for instead of while loop, simplify. (expand_target_clones): Rename defenition argument to definition. Free attrs and attr_str even when diagnosing errors. Temporarily change input_location around targetm.target_option.valid_attribute_p calls. Don't emit warning or errors if that function fails. 2016-11-16 Jakub Jelinek PR rtl-optimization/78378 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM} inner only if pos is 0. Fix up formatting. PR fortran/78299 * omp-low.c (expand_omp_for_static_nochunk): Don't assert that loop->header == body_bb if broken_loop. 2016-11-07 Jakub Jelinek PR target/77834 * dse.c (dse_step5): Call scan_reads even if just insn_info->frame_read. Improve and fix dump file messages. PR target/78227 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp. 2016-11-04 Jakub Jelinek PR target/77834 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry doesn't have rtl set. 2016-10-29 Jakub Jelinek PR rtl-optimization/77919 * expr.c (expand_expr_real_1) : Only avoid forcing into memory if both modes are complex and their inner modes have the same precision. If the two modes are different complex modes, convert each part separately and generate a new CONCAT. 2016-10-28 Jakub Jelinek PR rtl-optimization/77919 * expr.c (expand_expr_real_1) : Force CONCAT into MEM if mode1 is not a complex mode. 2016-10-27 Jakub Jelinek PR middle-end/78025 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd functions. 2016-10-26 Jakub Jelinek Martin Liska PR fortran/77973 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable on outer context if any. 2016-10-05 Jakub Jelinek PR sanitizer/66343 * ubsan.c (ubsan_ids): New GTY(()) array. (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids instead of static local counters. 2016-09-22 Jakub Jelinek PR fortran/77665 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops for all IFN_GOMP_SIMD_* internal fns, not just for IFN_GOMP_SIMD_ORDERED_*. 2016-09-20 Jakub Jelinek PR middle-end/77624 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through cast to void * if the cast is from some other pointer type. 2016-09-19 Jakub Jelinek Jan Hubicka PR target/77587 * cgraph.c (cgraph_node::rtl_info): Pass &avail to ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE. Call ultimate_alias_target just once, not up to 4 times. 2016-12-07 Thomas Preud'homme Backport from mainline 2016-11-16 Thomas Preud'homme * config/arm/arm.md (arm_addsi3): Add alternative for addition of general register with general register or ARM constant into SP register. 2016-12-06 Bill Schmidt Backport from mainline 2016-12-05 Bill Schmidt Stefan Freudenberger PR tree-optimization/78646 * gimple-ssa-strength-reduction.c (replace_ref): The pointer addition used for the memory base expression should have the type of the candidate. 2016-12-06 Bill Schmidt Backport from mainline 2016-09-01 Bill Schmidt Michael Meissner PR target/72827 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid reg+reg addressing for TImode. (rs6000_legitimate_address_p): Only allow register indirect addressing for TImode, even without TARGET_QUAD_MEMORY. 2016-12-02 Andreas Krebbel Backport from mainline 2016-12-02 Andreas Krebbel * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU) (CCVHUANY): Remove modes. (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and documentation. * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes. (s390_expand_vec_compare_scalar): Pick one of the cc consumer modes. (s390_branch_condition_mask): Adjust to use the new cc consumer modes. The new modes allow for proper reversal in the middle-end. (s390_expand_vec_compare_cc): Determine the proper cc producer and consumer modes for a comparison. * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU throughout the file. * config/s390/vx-builtins.md: Likewise. 2016-12-01 Bill Schmidt Backport from mainline 2016-12-01 Alan Modra * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly look inside UNSPEC_VSX_XXSPLTW vec. 2016-12-01 Michael Meissner Back port from trunk 2016-11-17 Michael Meissner PR target/78101 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add the appropriate checks for SFmode/DFmode load/stores in GPR registers. (fusion_addis_mem_combo_store): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar d-form instructions for traditional Altivec registers. (emit_fusion_p9_load): Likewise. (emit_fusion_p9_store): Likewise. * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove early clobber from scratch register. Do not match if the register being stored is the scratch register. (fusion_vsx___load): Rename fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar d-form instructions for traditional Altivec registers. (fusion_fpr___load): Likewise. (fusion_vsx___store): Likewise. (fusion_fpr___store): Likewise. 2016-12-01 Kyrylo Tkachov Backport from mainline 2016-11-24 Kyrylo Tkachov PR target/48863 PR inline-asm/70184 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field. (new_temp_expr_table): Initialise reg_vars_cnt. (free_temp_expr_table): Release reg_vars_cnt. (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt field of TAB. (find_replaceable_in_bb): Use the above to record register variable write occurrences and cancel replacement across them. 2016-11-29 Kaz Kojima Backported from mainline 2016-11-19 Kaz Kojima PR target/78426 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg instead of force_reg. (sh_expand_setmem): Likewise. 2016-11-24 Eric Botcazou PR middle-end/78429 * tree.h (wi::fits_to_boolean_p): New predicate. (wi::fits_to_tree_p): Use it for boolean types. * tree.c (int_fits_type_p): Likewise. 2016-11-24 Martin Liska Backported from mainline 2016-11-22 Martin Liska PR ipa/78309 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set. (sem_function::get_hash): Use the new field. (sem_function::parse): Remove an argument from ctor. (sem_variable::parse): Likewise. (sem_variable::get_hash): Use the new field. (sem_item_optimizer::read_section): Use new ctor and set hash. * ipa-icf.h: _hash is removed from sem_item::sem_item, sem_variable::sem_variable, sem_function::sem_function. 2016-11-23 Uros Bizjak * config/i386/i386.md (*hi_1): Fix operand 2 constraints. (kxnor): Return "#" for alternative 0. 2016-11-23 Richard Biener Backport from mainline 2016-11-23 Richard Biener PR lto/78472 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized fields. 2016-11-17 Richard Biener PR middle-end/78305 * fold-const.c (negate_expr_p): Fix multiplication case. 2016-11-16 Richard Biener PR middle-end/78333 * gimplify.c (gimplify_function_tree): Do not instrument GNU extern inline functions. 2016-11-07 Richard Biener PR tree-optimization/78228 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing undefined behavior. 2016-11-04 Richard Biener PR middle-end/78185 * loop-invariant.c (find_exits): Record entering inner loops as possibly exiting to handle infinite sub-loops. * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h. (fill_always_executed_in_1): Honor infinite child loops. 2016-10-06 Richard Biener PR tree-optimization/77855 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove instead of removing the current item while iterating over the set which is not safe. 2016-11-22 Walter Lee Backport from mainline 2016-11-22 Walter Lee * config/tilegx/tilegx.md (trap): New pattern. * config/tilepro/tilepro.md (trap): Likewise. 2016-11-22 Walter Lee Backport from mainline 2016-11-22 Walter Lee * config/tilegx/tilegx.md (*zero_extract): Use define_insn_and_split instead of define_insn; Handle pos + size > 64. (*sign_extract): Likewise. 2016-11-22 Uros Bizjak * Makefile.in ($(lang_checks_parallelized)): Fix detection of -j argument. 2016-11-22 Kyrylo Tkachov Backport from mainline 2016-11-07 Kyrylo Tkachov PR target/77822 * config/aarch64/aarch64.md (*tb1): Use aarch64_simd_shift_imm_ predicate for operand 1. (, ANY_EXTRACT): Use tighter predicates on operands 2 and 3 to restrict them to an appropriate range and add FAIL check if the region they specify is out of range. Delete useless constraint strings. (*, ANY_EXTRACT): Add appropriate predicates on operands 2 and 3 to restrict their range and add pattern predicate. 2016-11-18 Walter Lee Backport from mainline 2016-11-18 Walter Lee * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve end-of-bundle marker for consecutive barriers. 2016-11-18 Walter Lee Backport from mainline 2016-11-18 Walter Lee * config/tilegx/tilegx.md (clzsi2): Fix for big-endian. 2016-11-15 Matthias Klose * doc/install.texi: Move the 'Overriding configure test results' subsub section to the 'Cross-Compiler-Specific Options' sub section. 2016-11-13 Eric Botcazou * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the original function needs a static chain. 2016-11-11 Uros Bizjak PR target/78310 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow when calculating operand 2. (rotate to rotatex zext splitter): Ditto. 2016-11-11 Dominik Vogt PR target/77822 * config/s390/s390.md ("extzv", "*extzv_zEC12") ("*extzv_z10"): Check validity of zero_extend arguments. 2016-11-09 Uros Bizjak PR target/78262 * config/i386/i386.md (*3_doubleword): Mark operand 0 as earlyclobber. (*ashl3_doubleword): Ditto for all operand 0 alternatives. 2016-11-07 Peter Bergner Backport from trunk 2016-11-07 Peter Bergner * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of INCLUDE_EXTRA_SPEC for Advance Toolchain builds. 2016-11-06 Jack Howarth PR driver/78206 * incpath.c: (remove_dup(): Also silently ignore EPERM. 2016-11-07 Richard Biener PR target/78229 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust EH info. 2016-11-03 Martin Liska Backport from mainline 2016-08-12 Martin Liska Adam Fineman * gcov.c (process_file): Create .gcov file when .gcda file is missing. 2016-11-03 Richard Biener Backport from mainline 2016-09-29 Richard Biener PR tree-optimization/77768 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal with stores to a place we know has a constant value. * tree-vrp.c (set_defs_to_varying): New helper avoiding writing to vr_const_varying. (vrp_initialize): Call it. (vrp_visit_stmt): Likewise. (evrp_dom_walker::before_dom_children): Likewise. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Handle stores to readonly memory when removing redundant stores. 2016-11-03 Eric Botcazou Backport from mainline 2016-10-17 Eric Botcazou * explow.c (validize_mem): Do not modify the argument in-place. 2016-11-02 Will Schmidt Backport from trunk 2016-10-26 Will Schmidt PR middle-end/72747 * gimplify.c (gimplify_init_constructor): Move emit of constructor assignment to earlier in the if/else logic. 2016-11-02 Richard Biener Backport from mainline 2016-11-02 Richard Biener PR tree-optimization/78047 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize fake field at offset zero conservatively regarding to may_have_pointers. 2016-10-07 Richard Biener PR tree-optimization/77879 * tree-ssa-structalias.c (handle_const_call): Properly handle NRV return slots. (handle_pure_call): Likewise. 2016-10-06 Richard Biener PR tree-optimization/77839 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value lattice transition. 2016-09-27 Richard Biener PR tree-optimization/77745 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): When removing redundant stores make sure to check compatibility of the TBAA state for downstream accesses. * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when value-numbering virtual operands for store matches. 2016-09-21 Richard Biener PR tree-optimization/77648 * tree-ssa-structalias.c (process_constraint): Handle all DEREF with complex RHS. (make_transitive_closure_constraints): Adjust comment. (make_any_offset_constraints): New function. (handle_rhs_call): Make sure to first expand a pointer to all subfields before transitively closing it. (handle_const_call): Likewise. Properly expand returned pointers as well. (handle_pure_call): Likewise. 2016-11-01 John David Anglin PR target/78166 * config/pa/pa.md: Add new shift/add patterns to handle (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand. 2016-11-01 Kyrylo Tkachov Backport from mainline 2016-10-21 Kyrylo Tkachov PR rtl-optimization/78038 * ree.c (get_defs): Return NULL if a defining insn for REG cannot be deduced to set REG through the RTL structure. (make_defs_and_copies_lists): Return false on a failing get_defs call. 2016-10-29 John David Anglin * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment. (MALLOC_ABI_ALIGNMENT): Define. 2016-10-28 Richard Biener PR middle-end/78128 PR middle-end/71002 * fold-const.c (make_bit_field_ref): Only adjust alias set when the original alias set was zero. 2016-10-26 Uros Bizjak Backport from mainline 2016-10-21 Jakub Jelinek PR target/78057 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h and tree-ssanames.h. (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64} with INTEGER_CST argument. (ix86_gimple_fold_builtin): New function. (TARGET_GIMPLE_FOLD_BUILTIN): Define. Backport from mainline 2016-10-20 Uros Bizjak PR target/78037 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16. (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32. (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64. * config/i386/lzcntintrin.h (__lzcnt_u16): Call __builtin_ia32_lzcnt_u16. (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32. (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64. * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs. (ctz2, *ctz2): Use SWI48 mode iterator. (bmi_tzcnt_): New expander. (*bmi_tzcnt__falsedep_1): New define_insn_and_split pattern. (*bmi_tzcnt__falsedep, *bmi_tzcnt_): New insn patterns. (clz2_lzcnt, *clz2_lzcnt): Use SWI48 mode iterator. (lzcnt_): New expander. (*lzcnt__falsedep_1): New define_insn_and_split pattern. (*lzcnt__falsedep, *lzcnt_): New insn patterns. * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New. (UINT64_FTYPE_UINT64): New. * config/i386/i386-builtin.def (__builtin_clzs): Remove description. (__builtin_ia32_lzcnt_u16): New description. (__builtin_ia32_lzcnt_u32): Ditto. (__builtin_ia32_lzcnt_u64): Ditto. (__builtin_ctzs): Remove description. (__builtin_ia32_tzcnt_u16): New description. (__builtin_ia32_tzcnt_u32): Ditto. (__builtin_ia32_tzcnt_u64): Ditto. * config/i386/i386.c (ix86_expand_args_builtin): Handle UINT_FTYPE_UINT and UINT64_FTYPE_UINT64. 2016-10-25 Eric Botcazou * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types. * tree.c (int_fits_type_p): Likewise. Adjust head comment. 2016-10-24 Bernd Edlinger Backport from mainline 2016-09-21 Bernd Edlinger PR tree-optimization/77550 * tree-vect-stmts.c (create_array_ref): Change parameters. (get_group_alias_ptr_type): New function. (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type. 2016-10-23 Bill Schmidt Backport from mainline 2016-10-17 Bill Schmidt PR tree-optimization/77916 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge): Don't allow a MINUS_EXPR for pointer arithmetic for either known or unknown strides. (record_increment): Increments of -1 for unknown strides just use a multiply initializer like other negative values. (analyze_increments): Remove stopgap solution for -1 increment applied to pointer arithmetic. (insert_initializers): Requirement of initializer for -1 should be based on pointer-typedness of the candidate basis. 2016-10-23 Eric Botcazou * config/sparc/sparc.md (cpu_feature): Minor tweak. (enabled): Likewise. (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn, movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64, sign_extendsidi2_insn, mov_insn, mov_insn_sp64, mov_insn_sp32, not_, nand_vis, _not1_vi, _not2_vis, one_cmpl2, fcmp, pdistn_vis): Likewise. 2016-10-23 Eric Botcazou * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4. 2016-10-19 Uros Bizjak PR target/77991 * config/i386/i386.c (legitimize_tls_address) : For TARGET_64BIT || TARGET_ANY_GNU_TLS convert dest to Pmode if different than Pmode. 2016-10-18 Kugan Vivekanandarajah Backport from mainline 2016-10-11 Kugan Vivekanandarajah * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before copying. 2016-10-17 Bill Schmidt Backport from mainline 2016-10-12 Bill Schmidt PR tree-optimization/77937 * gimple-ssa-strength-reduction.c (analyze_increments): Use POINTER_TYPE_P on the candidate type to determine whether candidates in this chain require pointer arithmetic. 2016-10-13 Bill Schmidt PR tree-optimization/77937 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost to infinite when we have a pointer with an increment of -1. 2016-10-17 Martin Liska Backported from mainline 2016-10-13 Martin Liska PR tree-optimization/77943 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with a different EH landing pads. 2016-10-17 Eric Botcazou PR bootstrap/77995 Backport from mainline 2016-10-11 Eric Botcazou * tree.h (build_complex_type): Add second parameter with default. * tree.c (build_complex_type): Add NAMED second parameter and adjust recursive call. Create a TYPE_DECL only if NAMED is true. (build_common_tree_nodes): Pass true in calls to build_complex_type. 2016-10-16 Eric Botcazou * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal constants in CONST_VECTORs. 2016-10-15 Eric Botcazou * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch register as destination of bmask. (vector_init_bshuffle): Likewise. * config/sparc/sparc.md (vec_perm_constv8qi): Likewise. (bmaskdi_vis): Enable only in 64-bit mode. 2016-10-13 Andrew Senkevich Backport from trunk * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET, OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions. (ix86_handle_option): Deleted handle of OPT_mpcommit. * config.gcc: Deleted pcommitintrin.h * config/i386/pcommitintrin.h: Deleted file. * config/i386/cpuid.h (bit_PCOMMIT): Deleted. * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit detection. * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define __PCOMMIT__. * config/i386/i386.c (ix86_target_string): Deleted -mpcommit. (PTA_PCOMMIT, IX86_BUILTIN_PCOMMIT, __builtin_ia32_pcommit): Deleted. (ix86_option_override_internal): Deleted handle of option. (ix86_valid_target_attribute_inner_p): Deleted pcommit. * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted. * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT. (pcommit): Deleted instruction. * config/i386/i386.opt: Mention -mpcommit deprecation. * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h. 2016-10-13 Tom de Vries revert: 2016-10-11 Tom de Vries backport from trunk: 2016-10-11 Tom de Vries PR middle-end/77558 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE special-casing. 2016-10-11 Tom de Vries backport from trunk: 2016-10-11 Tom de Vries PR middle-end/77558 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE special-casing. 2016-10-10 Georg-Johann Lay * config/avr/gen-avr-mmcu-texi.c (string.h): Include. 2016-10-06 Uros Bizjak PR target/77874 * config/i386/sse.md (3): Remove wrong assert. (float2: Use as operand 1 constraint. 2016-10-06 James Clarke Eric Botcazou PR target/77759 * config/sparc/sparc.c (classify_data_t): Remove int_regs field. (classify_registers): Don't set it (function_arg_slotno): Don't initialize and test it. Tidy up. 2016-10-04 Uros Bizjak Backport from mainline 2016-09-29 Uros Bizjak * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum ext_level before calling CPUID with 0x80000008. 2016-09-29 Uros Bizjak PR target/77756 * config/i386/cpuid.h (__get_cpuid_count): New. (__get_cpuid): Rename __level to __leaf. 2016-09-30 Michael Meissner Back port from trunk 2016-09-21 Michael Meissner PR target/77670 * config/rs6000/predicates.md (invert_fpmask_comparison_operator): New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP instructions when you want to invert the test. * config/rs6000/rs6000.md (fpmask): Use the arguments in the correct order for XXSEL. (movcc_invert_p9): Define the inverted test for using XSCMP{EQ,GT,GE}DP. 2016-09-28 Bill Schmidt Alan Modra Backport from mainline 2016-07-01 Alan Modra PR rtl-optimization/71709 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg being set, not referenced. 2016-09-27 David Edelsohn Backport from mainline 2016-09-27 David Edelsohn * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify VAR_DECL string. 2016-09-24 David Edelsohn * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment. * configure: Regenerate. 2016-09-27 Richard Biener Backport from mainline 2016-09-01 Richard Biener PR middle-end/77436 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly check whether the result fits the desired result type. 2016-09-19 Richard Biener PR tree-optimization/77514 * tree-ssa-pre.c (create_expression_by_pieces): Optimize search for folded stmt. 2016-09-15 Richard Biener PR tree-optimization/77514 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage only forced_stmts sequence. 2016-09-15 Richard Biener PR middle-end/77544 * fold-const.c (split_tree): Do not split constant ~X. 2016-09-19 Richard Biener PR middle-end/77605 * tree-data-ref.c (analyze_subscript_affine_affine): Use the proper niter to bound the loops. 2016-09-22 Richard Biener PR middle-end/77679 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into fold fails. 2016-09-25 Uros Bizjak Backport from mainline 2016-09-21 Richard Biener Jakub Jelinek PR tree-optimization/77621 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split group at non-vectorizable stmts. Backport from mainline 2016-09-20 Uros Bizjak PR target/77621 * config/i386/i386.c (ix86_preferred_simd_mode) : Don't return word_mode for !TARGET_VECTORIZE_DOUBLE. (ix86_add_stmt_cost): Penalize DFmode vector operations for !TARGET_VECTORIZE_DOUBLE. 2016-09-22 Senthil Kumar Selvaraj Backport from 2016-09-22 trunk r240388. * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT. (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode). 2016-09-21 Segher Boessenkool * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values. 2016-09-21 Georg-Johann Lay Backport from 2016-09-21 trunk r240306. PR target/77326 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn touches some regs mentioned in cc_status, do CC_STATUS_INIT. 2016-09-20 Thomas Preud'homme Backport from mainline 2016-07-14 Thomas Preud'homme * lra-constraints.c (match_reload): Pass information about other output operands. Create new unique register value if matching input operand shares same register value as output operand being considered. (curr_insn_transform): Record output operands already processed. 2016-09-16 Jonathan Wakely * doc/extend.texi (Integer Overflow Builtins): Fix type of out parameters for functions taking long long arguments. 2016-09-16 David Edelsohn Backported from mainline 2016-08-26 David Edelsohn PR target/77349 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE. 2016-09-16 Jakub Jelinek Eric Botcazou PR middle-end/77594 * internal-fn.c (expand_arith_overflow) : Don't fall through into expand_addsub_overflow after expand_neg_overflow. 2016-09-16 Jakub Jelinek Backported from mainline 2016-09-14 Jakub Jelinek PR sanitizer/68260 * tsan.c: Include target.h. (enum tsan_atomic_action): Add bool_clear and bool_test_and_set. (BOOL_CLEAR, BOOL_TEST_AND_SET): Define. (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and BUILT_IN_ATOMIC_TEST_AND_SET entries. (instrument_builtin_call): Handle bool_clear and bool_test_and_set. 2016-09-08 Jakub Jelinek PR fortran/77516 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive OMP_CLAUSE_SAFELEN_EXPR. 2016-09-06 Jakub Jelinek PR target/69255 * config/i386/i386.c (ix86_expand_builtin): For builtin with unsupported or unknown ISA, use expand_call. 2016-09-06 Uros Bizjak Backport from mainline 2016-09-05 Uros Bizjak PR rtl-optimization/77452 * explow.c (plus_constant) : Extract scalar constant from inner-mode reference to a CONST_VECTOR constant in the constant pool. 2016-09-01 Jakub Jelinek Backported from mainline 2016-08-30 Jakub Jelinek PR tree-optimization/72866 * tree-vect-patterns.c (search_type_for_mask): Turn into a small wrapper, move all code to ... (search_type_for_mask_1): ... this new function. Add caching and adjust recursive calls. PR debug/77363 * dwarf2out.c (modified_type_die): Use lookup_type_die (type) instead of lookup_type_die (type_main_variant (type)) even for array types. PR middle-end/77377 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds constant pool reference return x instead of c. 2016-08-19 Jakub Jelinek * config/i386/t-i386 (i386-c.o): Don't depend on i386-builtin-types.inc. (i386.o): Depend on i386-builtin-types.inc. 2016-08-17 Jakub Jelinek PR middle-end/77259 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If turning a call into __builtin_unreachable-like noreturn call, adjust gimple_call_set_fntype. * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if gimple_call_fntype has void return type. 2016-08-16 Jakub Jelinek PR target/71910 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before inlining, add cgraph edge for the added __builtin_unreachable call. 2016-09-01 Gerald Pfeifer * doc/extend.texi (SPU Built-in Functions): Remove stale references to material formerly at IBM and Sony. 2016-09-01 Matthew Wahab PR target/77281 * config/arm/arm.c (neon_valid_immediate): Delete declaration. Use const_vec_duplicate to check for duplicated elements. 2016-09-01 Eric Botcazou * config/i386/i386.c (ix86_option_override_internal): Also disable the STV pass if -mstackrealign is enabled. 2016-08-31 Patrick Palka Backport from mainline 2016-08-27 Patrick Palka PR tree-optimization/71077 PR tree-optimization/68542 * fold-const.c (fold_relational_const): Fix folding of VECTOR_CST comparisons that have a scalar boolean result type. 2016-08-31 Gerald Pfeifer * doc/install.texi (Binaries): www.opencsw.org now uses https. 2016-08-31 Jakub Sejdak * config.gcc: Add support for arm*-*-phoenix* targets. * config/arm/t-phoenix: New. * config/phoenix.h: New. 2016-08-29 Uros Bizjak PR target/77403 * config/i386/sse.md (vec_set_lo_): Fix assembler template for intel asm dialect. (vec_set_hi_): Ditto. 2016-08-29 Eric Botcazou * Makefile.in (gcov-iov.h): Add dummy recipe. 2016-08-28 Uros Bizjak Backport from mainline 2016-08-23 Venkataramanan Kumar * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW for targets amdfam10 and barcelona. Backport from mainline 2016-08-21 Uros Bizjak PR target/77270 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for non-SSE2 athlons only, otherwise prefer SSE prefetches. Backport from mainline 2016-08-19 Uros Bizjak PR target/77270 * config/i386/i386.c (ix86_option_override_internal): Remove PTA_PRFCHW from entries that also have PTA_3DNOW flag. Enable SSE prefetch also for TARGET_PREFETCHWT1. Do not try to enable TARGET_PRFCHW ISA flag here. * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW. Rewrite expander function body. (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1. 2016-08-28 Tom de Vries backport from trunk: 2016-08-28 Tom de Vries PR lto/70955 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with 'sysv_abi va_list' attribute. (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute. (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list' attributes. 2016-08-25 Bill Schmidt Backport from mainline 2016-08-11 Bill Schmidt PR target/72863 * vsx.md (vsx_load_): For P8LE, emit swaps at expand time. (vsx_store_): Likewise. 2016-08-24 Richard Biener Backport from mainline 2016-08-17 Richard Biener PR tree-optimization/76490 * tree-vrp.c (update_value_range): Preserve overflow infinities when intersecting with ranges from get_range_info. (operand_less_p): Handle overflow infinities correctly. (value_range_constant_singleton): Use vrp_operand_equal_p to handle overflow max/min correctly. (vrp_valueize): Likewise. (union_ranges): Likewise. (intersect_ranges): Likewise. 2016-08-24 Sebastian Huber * config/arm/t-rtems: Add vfp multilib. 2016-08-23 Richard Biener Backport from mainline 2016-08-16 Richard Biener PR tree-optimization/76783 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear BB visited flags at start. 2016-08-12 Richard Biener PR tree-optimization/72851 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt worklists to use bitmaps indexed in execution order. (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head, bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove. (cfg_blocks): Make a bitmap. (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt): New globals. (cfg_blocks_empty_p): Adjust. (cfg_blocks_add): Likewise. (cfg_blocks_get): Likewise. (add_ssa_edge): Likewise. (add_control_edge): Likewise. (simulate_stmt): Likewise. (process_ssa_edge_worklist): Likewise. (simulate_block): Likewise. (ssa_prop_init): Compute PRE order and stmt UIDs. (ssa_prop_fini): Adjust. (ssa_propagate): Adjust. 2016-08-22 Uros Bizjak Backport from mainline 2016-08-15 Uros Bizjak PR target/72867 * config/i386/sse.md (3): Emit ieee_3 for !flag_finite_math_only or flag_signed_zeros. (*3): Rename from *3_finite. Do not depend on flag_finite_math_only. (ieee_3): New insn pattern. (*3): Remove. (*ieee_smin3): Ditto. (*ieee_smax3): Ditto. * config/i386/mmx.md (mmx_v2sf3): Emit mmx_ieee_v2sf3 for !flag_finite_math_only or flag_signed_zeros. (*mmx_v2sf3): Rename from *mmx_v2sf3_finite. Do not depend on flag_finite_math_only. (mmx_ieee_v2sf3): New insn pattern. (*mmx_v2sf3): Remove. * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute. * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check flag_signed_zeros instead of !flag_unsafe_math_optimizations. 2016-08-22 Kyrylo Tkachov Backport from mainline 2016-07-12 Kyrylo Tkachov PR middle-end/71700 * expr.c (store_constructor): Mask sign-extended bits when widening sub-word constructor element at the start of a word. 2016-08-22 Richard Biener * BASE-VER: Set to 6.2.1. 2016-08-22 Release Manager * GCC 6.2.0 released. 2016-08-18 Chung-Lin Tang Backport from mainline 2016-08-18 Chung-Lin Tang PR middle-end/70895 * gimplify.c (omp_add_variable): Adjust/add variable mapping on enclosing parallel construct for reduction variables on OpenACC loop directives. 2016-08-18 Oleg Endo Backport from mainline 2016-06-17 DJ Delorie PR target/71338 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10. * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise. (umulqihi3_virt): Likewise. * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise. (umulqihi3_real): Likewise. 2016-08-16 Eric Botcazou * doc/install.texi (*-*-solaris2*): Adjust latest change. 2016-08-15 Martin Liska Backported from mainline 2016-08-15 Martin Liska PR driver/72765 * gcc.c (do_spec_1): Call save_string with the right size. 2016-08-15 Jakub Jelinek PR debug/71906 * dwarf2out.c (string_types): New variable. (gen_array_type_die): Change early_dwarf handling of DW_AT_string_length, create DW_OP_call4 referencing the length var temporarily. Handle parameters that are pointers to string length. (adjust_string_types): New function. (gen_subprogram_die): Temporarily set string_types to local var, call adjust_string_types if needed. (non_dwarf_expression, copy_deref_exprloc, optimize_string_length): New functions. (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4. 2016-08-15 Richard Biener PR tree-optimization/73434 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve TBAA info on the base when forwarding a non-invariant address. 2016-08-15 Eric Botcazou * doc/install.texi (*-*-solaris2*): Fix version number and document requirement on GNU make for building libjava with the Solaris linker. 2016-08-15 Martin Liska Jakub Jelinek PR tree-optimization/72824 * tree-loop-distribution.c (const_with_all_bytes_same) : Fix a typo. 2016-08-14 Uros Bizjak Backport from mainline 2016-08-14 Uros Bizjak PR target/76342 * config/i386/avx512fintrin.h (_mm512_undefined_epi32): Renamed from _mm512_undefined_si512. (_mm_undefined_si512): New definition. Backport from mainline: 2016-08-09 David Wohlferd * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove unused variable __O. Backport from mainline: 2016-08-09 Uros Bizjak PR target/72843 * config/i386/i386.md (*movtf_internal): Use lra_in_progress || reload_completed instead of !can_create_pseudo_p in the insn constraint. (*movxf_internal): Ditto. (*movdf_internal): Ditto. (*movsf_internal): Ditto. 2016-08-12 Jakub Jelinek PR c/71512 * ubsan.c (instrument_si_overflow): Pass true instead of false to gsi_replace. (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end of bbs. Return TODO_cleanup_cfg if any returned true. 2016-08-12 Bernd Edlinger Backport from mainline 2016-08-11 Bernd Edlinger PR tree-optimization/71083 * tree-predcom.c (ref_at_iteration): Correctly align the reference type. 2016-08-12 James Greenhalgh PR Target/72819 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare. (aarch64_fp16_ptr_type_node): Likewise. * config/aarch64/aarch64-simd-builtins.c (aarch64_fp16_ptr_type_node): Define. (aarch64_init_fp16_types): New, refactored out of... (aarch64_init_builtins): ...here, update to call aarch64_init_fp16_types. * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle HFmode. (aapcs_vfp_sub_candidate): Likewise. 2016-08-11 Andreas Krebbel Backport from mainline 2016-08-11 Andreas Krebbel * config/s390/s390-builtin-types.def: Add INT128 types. * config/s390/s390-builtins.def: Add INT128 variants for the add sub low-level builtins dealing with TImode. * config/s390/s390.c (s390_expand_builtin): Allow mode conversions via subreg when expanding a builtin. * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128, UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants. Fix comment. * config/s390/vecintrin.h: Adjust builtin names accordingly. * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander. ("vec_addc", "vec_addc_u128"): Merge to "vacc_". ("vec_adde_u128"): Rename to "vacq". Change mode to TImode. ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode. ("vec_subc", "vec_subc_u128"): Merge to "vscbi_". ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode. ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode. 2016-08-11 Andreas Krebbel Backport from mainline 2016-08-11 Andreas Krebbel * config/s390/s390-builtins.def: Mark last operand of s390_vlvg* and s390_vlgv* builtins as element selector. 2016-08-11 Andreas Krebbel Backport from mainline 2016-07-06 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_init): Force initializer element to register if it doesn't match general_operand. 2016-08-11 Andreas Krebbel Backport from mainline 2016-06-13 Andreas Krebbel * config/s390/vecintrin.h: Fix file description in comment. 2016-08-11 Andreas Krebbel Backport from mainline 2016-06-13 Andreas Krebbel * config/s390/s390-builtin-types.def: Change builtin type naming scheme to match builtin-types.def. 2016-08-10 Michael Meissner Backport from mainline 2016-08-10 Michael Meissner PR target/72853 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op being an offsettable address. 2016-08-10 Jakub Jelinek Backported from mainline 2016-08-09 Jakub Jelinek PR tree-optimization/72824 * tree-loop-distribution.c (const_with_all_bytes_same): Verify real_zerop is not negative. 2016-08-09 Martin Jambor PR ipa/71981 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully if instance is a MEM_REF. 2016-08-09 Richard Biener Backport from mainline 2016-08-09 Richard Biener PR ipa/68273 * ipa-prop.c (ipa_modify_formal_parameters): Build parameter types with natural alignment also for the over-aligned case. 2016-07-15 Richard Biener PR tree-optimization/71881 * tree-loop-distribution.c (destroy_loop): Remove blocks in reverse DOM order to make debug temp generation happy. 2016-08-09 Alan Modra PR target/72802 * config/rs6000/rs6000.md (mov_hardfloat): Sort alternatives. Put loads first, then stores, and reg/reg moves within same class later. Delete attr length. 2016-08-09 Alan Modra PR target/72802 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test. (mem_operand_ds_form): New predicate. * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare. * config/rs6000/constraints.md (wY): New constraint. * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF. (extendsfdf2_fpr): Replace o constraint with wY. 2016-08-08 Georg-Johann Lay Backport from 2016-07-29 trunk r238863. PR rtl-optimization/71976 * combine.c (get_last_value): Return 0 if the argument for which the function is called has a wider mode than the recorded value. 2016-08-04 Michael Meissner Backport from trunk 2016-07-26 Michael Meissner PR target/71869 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework __float128 support when we don't have hardware support, so that the IEEE built-in functions like isgreater, first call __unordkf3 to make sure neither operand is a NaN, and if both operands are ordered, do the normal comparison. 2016-08-04 Uros Bizjak PR target/72805 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]: Cast builtin function result to __mmask16 instead of __mmask8. (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto. (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto. 2016-08-03 Georg-Johann Lay PR 70677 * common/config/avr/avr-common.c (avr_option_optimization_table) [OPT_LEVELS_ALL]: Turn off -fcaller-saves. 2016-08-01 Georg-Johann Lay Backport from 2016-08-01 trunk r238948. PR target/72767 * config/avr/avr.md (length) [branch]: Correct insn length attribute for forward branches. 2016-08-01 Georg-Johann Lay Backport from 2016-06-16 trunk r237536. 2016-06-16 Senthil Kumar Selvaraj PR target/71151 * config/avr/avr.c (avr_asm_init_sections): Remove setup of progmem_swtable_section. (progmem_swtable_section): Remove. (avr_asm_function_rodata_section): Remove. (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove. * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Define to 1. 2016-07-29 Marek Polacek Backport from mainline 2016-07-29 Marek Polacek PR c/7652 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break. (altivec_expand_st_builtin): Likewise. * config/i386/i386.c (ix86_expand_args_builtin): Likewise. (ix86_expand_round_builtin): Likewise. 2016-07-27 Segher Boessenkool PR target/71216 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for when to emit a ".machine" pseudo-op. 2016-07-26 Alan Modra PR target/72103 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize sri->t_icode. 2016-07-21 Jakub Jelinek PR sanitizer/71953 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types before builtin_decl_implicit. * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1. 2016-07-21 Andrew Sutton Improving concepts performance and diagnostics. * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars for constraint satisfaction and subsumption. * timevar.h (auto_timevar): New constructor that matches the push/pop pattern of usage in pt.c. 2016-07-20 John David Anglin Backport from mainline 2016-07-16 John David Anglin * config/pa/pa.c (hppa_profile_hook): Allocate stack space for register parameters. Remove code to initialize argument pointer on TARGET_64BIT. Optimize call to _mcount when it can be reached using a pc-relative branch. Cleanup conditional code. * config/pa/pa.md (call_mcount): New expander. (call_mcount_nonpic): New insn. (call_mcount_pic): New insn and split. (call_mcount_pic_post_reload): New insn. (call_mcount_64bit): New insn and split. (call_mcount_64bit_post_reload): New insn. 2016-07-20 Andreas Krebbel Backport from mainline 2016-07-20 Andreas Krebbel * config/s390/s390.c (s390_encode_section_info): Remove mode size check. 2016-07-20 Martin Jambor PR fortran/71688 * trans-decl.c (gfc_generate_function_code): Use get_create rather than create to get a call graph node. 2016-07-19 Jakub Jelinek PR rtl-optimization/71916 * cfgrtl.c (contains_no_active_insn_p): Return false also for bb which have a single succ fake edge. 2016-07-19 Aldy Hernandez PR debug/71855 * dwarf2out.c (gen_subprogram_die): Only call gen_unspecified_parameters_die while dumping early dwarf. 2016-07-19 Jakub Jelinek PR middle-end/71874 * gimple-fold.c (fold_builtin_memory_op): Use get_addr_base_and_unit_offset instead of get_ref_base_and_extent. 2016-07-18 Michael Meissner Back port from mainline 2016-07-18 Michael Meissner PR target/71493 * config/rs6000/rs6000.c (rs6000_function_value): Fix unintentional System V.4 structure return breakage for structures with a single floating point element. 2016-07-18 Martin Liska Backported from mainline 2016-07-12 Martin Liska PR rtl-optimization/71634 * ira-build.c (mark_loops_for_removal): Properly iterate loops. 2016-07-18 Andreas Krebbel Backport from mainline 2016-07-18 Andreas Krebbel * config/s390/s390.c (s390_encode_section_info): Always set notaligned marker if mode size is 0 or no MEM_ALIGN info could be found. 2016-07-15 Alan Modra Apply from mainline 2016-07-11 Alan Modra * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec. (ctr): Add unspec. (ctr_internal*): Likewise. 2016-07-14 Alan Modra PR target/71733 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal with p9_vector override before power9-dform override. 2016-07-13 Ilya Enkovich Backport from mainline r238086. 2016-07-07 Ilya Enkovich PR ipa/71624 * ipa-inline-analysis.c (compute_inline_parameters): Set local.can_change_signature to false for intrumentation thunk callees. 2016-07-12 Michael Meissner Bill Schmidt Backport from mainline 2016-07-05 Michael Meissner Bill Schmidt * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New prototype. * config/rs6000/rs6000.c (rs6000_split_signbit): New function. * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant. (SIGNBIT): New mode iterator. (Fsignbit): New mode attribute. (signbit2): Change operand1 to match FLOAT128 instead of IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128 when direct moves are available. (signbit2_dm): New define_insn_and_split). (signbit2_dm2): New define_insn. 2016-07-12 Michael Meissner Backport from mainline 2016-07-12 Michael Meissner PR target/71805 * config/rs6000/altivec.md (altivec_vperm__internal): The xxperm and xxpermr instructions require that the 2nd input operand overlap with the output operand, and not the 1st. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm__uns_internal): Likewise. (altivec_vpermr__internal): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. 2016-07-12 Segher Boessenkool Backport from mainline 2016-07-06 Segher Boessenkool PR target/70098 PR target/71763 * config/rs6000/rs6000.md (*ctr_internal1, *ctr_internal2, *ctr_internal5, *ctr_internal6): Add *wi to the output constraint. 2016-07-11 Jakub Jelinek PR middle-end/71758 * omp-low.c (expand_omp_target): Gimplify device. PR tree-optimization/71823 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs to get vec_oprnds2 from op2. 2016-07-11 Yuri Rumyantsev Backport from mainline r238055. 2016-07-06 Yuri Rumyantsev PR tree-optimization/71518 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust misalign also for outer loops with negative step. 2016-07-08 Martin Liska Backported from mainline 2016-07-08 Martin Liska PR middle-end/71606 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE folding produces SAVE_EXPRs, thus return false for the type. 2016-07-08 Kelvin Nilsen * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): Remove redundant and erroneous definition of this macro accidentally inserted during backporting. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_MISC_0): Likewise. 2016-07-08 Jiong Wang Back port from the trunk 2016-07-08 Jiong Wang * config/aarch64/aarch64-simd-builtins.def (smax): Remove float variants. (smin): Likewise. (fmax): New entry. (fmin): Likewise. * config/aarch64/arm_neon.h (vmaxnm_f32): Use __builtin_aarch64_fmaxv2sf. (vmaxnmq_f32): Likewise. (vmaxnmq_f64): Likewise. (vminnm_f32): Likewise. (vminnmq_f32): Likewise. (vminnmq_f64): Likewise. 2016-07-08 Michael Meissner Back port from trunk 2016-07-08 Michael Meissner PR target/71806 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not enable -mfloat128-hardware by default. (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options that IEEE 128-bit hardware support needs. * config/rs6000/rs6000.c (rs6000_option_override_internal): If -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default. Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit floating point requires. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfloat128 and -mfloat128-hardware changes. 2016-07-08 Kelvin Nilsen Backport from mainline r237912 2016-07-01 Kelvin Nilsen * config/rs6000/altivec.md (*altivec_vpermr__internal): Exchange the order of the second and third operands in the vpermr instruction tmeplate. 2016-07-07 Michael Meissner Back port from the trunk 2016-07-01 Michael Meissner PR target/71720 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting the insns, use an insn form that does not adjust the offset on little endian systems. 2016-07-07 Kelvin Nilsen Backport from mainline r237885 2016-06-30 Kelvin Nilsen * config/rs6000/altivec.md (darn_32): Change the condition to TARGET_P9_MISC instead of TARGET_MODULO. (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the condition expression. (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the condition expression. * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant. (DFP_TEST): New code iterator. (dfptstsfi__mode>): New define_expand. (*dfp_sgnfcnc_): New define_insn. * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro definition next to BU_P9_MISC_1 definition and change the MASK value to RS6000_BTM_P9_MISC. (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_DFP_MISC_0): New macro definition. (BU_P9_DFP_MISC_1): New macro definition. (BU_P9_DFP_MISC_2): New macro definition. (BU_P9_DFP_OVERLOAD_1): New macro definition. (BU_P9_DFP_OVERLOAD_2): New macro definition. (BU_P9_DFP_OVERLOAD_3): New macro definition. (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2. (TSTSFI_LT_TD): Likewise. (TSTSFI_EQ_DD): Likewise. (TSTSFI_EQ_TD): Likewise. (TSTSFI_GT_DD): Likewise. (TSTSFI_GT_TD): Likewise. (TSTSFI_OV_DD): Likewise. (TSTSFI_OV_TD): Likewise. (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2. (TSTSFI_LT_DD): Likewise. (TSTSFI_LT_TD): Likewise. (TSTSFI_EQ): Likewise. (TSTSFI_EQ_DD): Likewise. (TSTSFI_EQ_TD): Likewise. (TSTSFI_GT): Likewise. (TSTSFI_GT_DD): Likewise. (TSTSFI_GT_TD): Likewise. (TSTSFI_OV): Likewise. (TSTSFI_OV_DD): Likewise. (TSTSFI_OV_TD): Likewise. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded test significance functions. * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_MISC into the representation of this mask. (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation of this mask. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is non-zero. (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp argument is a 6-bit unsigned literal value if the icode argument represents a DFP test significance built-in call. (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC flag used independently and in combination with the RS6000_BTM_64BIT flag. (rs6000_opt_masks): Add entry for power9-misc command-line option. (rs6000_builtin_mask_names): Add entry for power9-misc command-line option. * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and RS6000_BTM_P9_MISC macros. * config/rs6000/rs6000.opt: Add support for the -mpower9-misc option and change the description of the -mpower9-vector option to enable only vector instructions, removing its erroneously claimed support for scalar instructions. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 digital floating point test significance built-in functions. 2016-07-07 Richard Biener Backport from mainline 2016-06-13 Richard Biener PR middle-end/64516 * fold-const.c (fold_unary_loc): Preserve alignment when folding a VIEW_CONVERT_EXPR into a MEM_REF. 2016-07-07 Richard Biener Backport from mainline 2016-05-25 Richard Biener PR tree-optimization/71264 * tree-vect-stmts.c (vect_init_vector): Properly deal with vector type val. 2016-06-07 Richard Biener PR middle-end/71423 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison for signed ops. 2016-06-14 Richard Biener PR tree-optimization/71521 * tree-vrp.c (extract_range_from_binary_expr_1): Guard division int_const_binop against zero divisor. 2016-06-08 Richard Biener PR tree-optimization/71452 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the type used for the SSA rewrite has enough precision to cover the dynamic type of the location. 2016-06-14 Richard Biener PR tree-optimization/71522 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float copying into float copying. 2016-07-06 Senthil Kumar Selvaraj Backport from mainline 2016-07-06 Senthil Kumar Selvaraj PR target/50739 * config/avr/avr.c (avr_asm_select_section): Strip off SECTION_DECLARED from flags when calling get_section. 2016-07-05 Pat Haugen Backport from mainline 2016-06-28 Pat Haugen * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types. ('size' attribute): Add '128'. Include power9.md. (*mov_hardfloat32, *mov_hardfloat64, *movdi_internal32, *movdi_internal64, *movdf_update1): Set size attribute to '64'. (add3, sub3, mul3, div3, sqrt2, copysign3, neg2_hw, abs2_hw, *nabs2_hw, *fma4_hw, *fms4_hw, *nfma4_hw, *nfms4_hw, extend2_hw, truncdf2_hw, *xscvqpwz_, *xscvqpdz_, *xscvdqp_, *truncdf2_odd): Set size attribute to '128'. (*cmp_hw): Change type to veccmp and set size attribute to '128'. * config/rs6000/power6.md (power6-fp): Include dfp type. * config/rs6000/power7.md (power7-fp): Likewise. * config/rs6000/power8.md (power8-fp): Likewise. * config/rs6000/power9.md: New file. * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md. * config/rs6000/htm.md (*tabort, *tabortc, *tabortci, *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to htmsimple. * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2, trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3, divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_, dfp_denbcd_, dfp_dxex_, dfp_diex_, dfp_dscli_, dfp_dscri_): Change type attribute to dfp. * config/rs6000/crypto.md (crypto_vshasigma): Change type attribute to vecsimple. * config/rs6000/rs6000.c (power9_cost): Update costs, cache size and prefetch streams. (rs6000_option_override_internal): Remove temporary code setting tuning to power8. Don't set rs6000_sched_groups for power9. (last_scheduled_insn): Change to rtx_insn *. (divide_cnt, vec_load_pendulum): New variables. (rs6000_adjust_cost): Add Power9 to test for store->load separation. (rs6000_issue_rate): Set issue rate for Power9. (is_power9_pairable_vec_type): New. (power9_sched_reorder2): New. (rs6000_sched_reorder2): Call new function for Power9 specific reordering. (insn_must_be_first_in_group): Remove Power9. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. (rs6000_sched_init): Fix initialization of last_scheduled_insn. Initialize divide_cnt/vec_load_pendulum. (_rs6000_sched_context, rs6000_init_sched_context, rs6000_set_sched_context): Handle context save/restore of new variables. 2016-07-05 Pat Haugen Backport from mainline 2016-06-27 Pat Haugen * config/rs6000/rs6000.md ('type' attribute): Add veclogical,veccmpfx,vecexts,vecmove insn types. (*abs2_fpr, *nabs2_fpr, *neg2_fpr, *extendsfdf2_fpr, copysign3_fcpsgn, truncdf2_internal1, neg2_internal, p8_fmrgow_, pack): Change type to fpsimple. (*xxsel, copysign3_hard, neg2_hw, abs2_hw, *nabs2_hw): Change type to vecmove. (*and3_internal, *bool3_internal, *boolc3_internal, *boolcc3_internal, *eqv3_internal, *one_cmpl3_internal, *ieee_128bit_vsx_neg2_internal, *ieee_128bit_vsx_abs2_internal, *ieee_128bit_vsx_nabs2_internal, extendkftf2, trunctfkf2, *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit, *ieee128_mtvsrd_32bit): Change type to veclogical. (mov_hardfloat, *mov_hardfloat32, *mov_hardfloat64, *movdi_internal32, *movdi_internal64): Update insn types. * config/rs6000/vsx.md (*vsx_le_undo_permute_, vsx_extract_): Change type to veclogical. (*vsx_xxsel, *vsx_xxsel_uns): Change type to vecmove. (vsx_sign_extend_qi_, *vsx_sign_extend_hi_, *vsx_sign_extend_si_v2di): Change type to vecexts. * config/rs6000/altivec.md (*altivec_mov, *altivec_movti): Change type to veclogical. (*altivec_eq, *altivec_gt, *altivec_gtu, *altivec_vcmpequ_p, *altivec_vcmpgts_p, *altivec_vcmpgtu_p): Change type to veccmpfx. (*altivec_vsel, *altivec_vsel_uns): Change type to vecmove. * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr, negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple. * config/rs6000/40x.md (ppc405-float): Add fpsimple. * config/rs6000/440.md (ppc440-fp): Add fpsimple. * config/rs6000/476.md (ppc476-fp): Add fpsimple. * config/rs6000/601.md (ppc601-fp): Add fpsimple. * config/rs6000/603.md (ppc603-fp): Add fpsimple. * config/rs6000/6xx.md (ppc604-fp): Add fpsimple. * config/rs6000/7xx.md (ppc750-fp): Add fpsimple. (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/7450.md (ppc7450-fp): Add fpsimple. (ppc7450-vecsimple): Add veclogical, vecmove. (ppc7450-veccmp): Add veccmpfx. * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical, vecmove. (ppc8540_vector_compare): Add veccmpfx. * config/rs6000/a2.md (ppca2-fp): Add fpsimple. * config/rs6000/cell.md (cell-fp): Add fpsimple. (cell-vecsimple): Add veclogical, vecmove. (cell-veccmp): Add veccmpfx. * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple. * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/mpc.md (mpccore-fp): Add fpsimple. * config/rs6000/power4.md (power4-fp): Add fpsimple. (power4-vecsimple): Add veclogical, vecmove. (power4-veccmp): Add veccmpfx. * config/rs6000/power5.md (power5-fp): Add fpsimple. * config/rs6000/power6.md (power6-fp): Add fpsimple. (power6-vecsimple): Add veclogical, vecmove. (power6-veccmp): Add veccmpfx. * config/rs6000/power7.md (power7-fp): Add fpsimple. (power7-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/power8.md (power8-fp): Add fpsimple. (power8-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/rs64.md (rs64a-fp): Add fpsimple. * config/rs6000/titan.md (titan_fp): Add fpsimple. * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add fpsimple. * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE. 2016-07-05 Kelvin Nilsen Backport from mainline r237391 2016-06-13 Kelvin Nilsen * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the RS6000_BTM_MODULO flag into the set of flags that are considered to be part of the common configuration. 2016-07-04 Jakub Jelinek PR c++/71739 * tree.c (attribute_value_equal): Use get_attribute_name instead of directly using TREE_PURPOSE. 2016-07-04 Segher Boessenkool Backport from mainline 2016-06-27 Segher Boessenkool PR target/71670 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot. 2016-07-02 Jakub Jelinek Backported from mainline 2016-06-28 Jakub Jelinek PR middle-end/71626 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of a constant, force its SUBREG_REG into memory or register instead of whole op1. 2016-06-20 Jakub Jelinek PR target/71559 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up returned values and add UN*/LTGT/*ORDERED cases with values matching D operand modifier on vcmp for AVX. 2016-07-01 Kelvin Nilsen Backport from trunk r237659 2016-06-21 Kelvin Nilsen * config/rs6000/rs6000.h: Add conditional preprocessing directives to disable Power9-specific compiler features if HAVE_AS_POWER9 is not defined. 2016-07-01 Peter Bergner Backport from trunk 2016-06-27 Peter Bergner PR target/71656 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_DFORM_VECTOR. * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not disable -mpower9-dform-vector when using reload. (quad_address_p): Remove 'gpr_p' argument and all associated code. New 'strict' argument. Update all callers. Add strict addressing support. (rs6000_legitimate_offset_address_p): Remove call to virtual_stack_registers_memory_p. (rs6000_legitimize_reload_address): Add quad address support. (rs6000_legitimate_address_p): Move call to quad_address_p above call to virtual_stack_registers_memory_p. Adjust quad_address_p args to account for new strict usage. (rs6000_output_move_128bit): Adjust quad_address_p args to account for new strict usage. * config/rs6000/predicates.md (quad_memory_operand): Likewise. 2016-07-01 Bill Schmidt Backport from mainline 2016-06-24 Bill Schmidt * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define. (BU_FLOAT128_1): Likewise. (FABSQ): Likewise. (COPYSIGNQ): Likewise. (RS6000_BUILTIN_NANQ): Likewise. (RS6000_BUILTIN_NANSQ): Likewise. (RS6000_BUILTIN_INFQ): Likewise. (RS6000_BUILTIN_HUGE_VALQ): Likewise. * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype. (TARGET_FOLD_BUILTIN): New #define. (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry. (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128. (rs6000_fold_builtin): New target hook implementation, handling folding of 128-bit NaNs and infinities. (rs6000_init_builtins): Initialize const_str_type_node; ensure all entries are filled in to avoid problems during bootstrap self-test; define builtins for 128-bit NaNs and infinities. (rs6000_opt_mask): Add entry for float128. * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define. (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128. (rs6000_builtin_type_index): Add RS6000_BTI_const_str. (const_str_type_node): New #define. * config/rs6000/rs6000.md (copysign3 for IEEE128): Convert to a define_expand that dispatches to either copysign3_soft or copysign3_hard. (copysign3_hard): Rename from copysign3. (copysign3_soft): New define_insn. * doc/extend.texi: Document new builtins. 2016-07-01 Peter Bergner Backport from trunk 2016-07-01 Peter Bergner PR target/71698 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow TDmode values. 2016-07-01 Kelvin Nilsen Backport from trunk r236992 2016-06-01 Kelvin Nilsen * config/rs6000/altivec.h (vec_slv): New macro. (vec_srv): New macro. * config/rs6000/altivec.md (UNSPEC_VSLV): New value. (UNSPEC_VSRV): New value. (vslv): New insn. (vsrv): New insn. * config/rs6000/rs6000-builtin.def (vslv): New builtin definition. (vsrv): New builtin definition. * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to define argument types for new builtin. (P9V_BUILTIN_VSRV): Macro expansion to define argument types for new builtin. * doc/extend.texi: Document the new vec_vslv and vec_srv built-in functions. 2016-07-01 Eric Botcazou * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check for NULL decl. 2016-06-30 Kelvin Nilsen Backport from trunk r237390 2016-06-13 Kelvin Nilsen * config/rs6000/altivec.h (vec_absd): New macro for vector absolute difference unsigned. (vec_absdb): New macro for vector absolute difference unsigned byte. (vec_absdh): New macro for vector absolute difference unsigned half-word. (vec_absdw): New macro for vector absolute difference unsigned word. * config/rs6000/altivec.md (UNSPEC_VADU): New value. (vadu3): New insn. (*p9_vadu3): New insn. * config/rs6000/rs6000-builtin.def (vadub): New built-in definition. (vaduh): New built-in definition. (vaduw): New built-in definition. (vadu): New overloaded built-in definition. (vadub): New overloaded built-in definition. (vaduh): New overloaded built-in definition. (vaduw): New overloaded built-in definition. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded vector absolute difference unsigned functions. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 vector absolute difference unsigned built-in functions. 2016-06-30 David Malcolm Backport from trunk r237880. 2016-06-30 David Malcolm PR driver/71651 * gcc.c (driver::build_option_suggestions): Pass "option" to add_misspelling_candidates. * opts-common.c (add_misspelling_candidates): Add "option" param; use it to avoid adding negated forms for options marked with RejectNegative. * opts.h (add_misspelling_candidates): Add "option" param. 2016-06-30 Jakub Jelinek PR middle-end/71693 * fold-const.c (fold_binary_loc) : Cast TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type first when permuting bitwise operation with rotate. Cast TREE_OPERAND (arg0, 0) to type when cancelling two rotations. 2016-06-30 Martin Liska Parting backport from mainline 2016-06-29 Martin Liska * ipa-inline-transform.c (inline_call): Remove unnecessary call of build_optimization_node. 2016-06-29 Eric Botcazou Backport from mainline 2016-06-09 Eric Botcazou * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET. 2016-06-27 Michael Meissner Back port from trunk 2016-06-21 Michael Meissner * stor-layout.c (layout_type): Move setting complex MODE to layout_type, instead of setting it ahead of time by the caller. Back port from trunk 2016-05-11 Alan Modra * config/rs6000/rs6000.c (is_complex_IBM_long_double, abi_v4_pass_in_fpr): New functions. (rs6000_function_arg_boundary): Exclude complex IBM long double from 64-bit alignment when ABI_V4. (rs6000_function_arg, rs6000_function_arg_advance_1, rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr. Back port from trunk 2016-05-02 Michael Meissner * machmode.h (mode_complex): Add support to give the complex mode for a given mode. (GET_MODE_COMPLEX_MODE): Likewise. * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode stored by build_complex_type and gfc_build_complex_type instead of trying to figure out the appropriate mode based on the size. Raise an assertion error, if the type was not set. * genmodes.c (struct mode_data): Add field for the complex type of the given type. (blank_mode): Likewise. (make_complex_modes): Remember the complex mode created in the base type. (emit_mode_complex): Write out the mode_complex array to map a type mode to the complex version. (emit_insn_modes_c): Likewise. * tree.c (build_complex_type): Set the complex type to use before calling layout_type. * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add support for __float128 complex datatypes. (rs6000_hard_regno_mode_ok): Likewise. (rs6000_setup_reg_addr_masks): Likewise. (rs6000_complex_function_value): Likewise. * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise. __float128 and __ibm128 complex. (FLOAT128_IBM_P): Likewise. (ALTIVEC_ARG_MAX_RETURN): Likewise. * doc/extend.texi (Additional Floating Types): Document that -mfloat128 must be used to enable __float128. Document complex __float128 and __ibm128 support. 2016-06-24 Jakub Jelinek PR tree-optimization/71647 * omp-low.c (lower_rec_input_clauses): Convert omp_clause_aligned_alignment (c) to size_type_node for the last argument of __builtin_assume_aligned. 2016-06-22 Eric Botcazou * function.c (assign_parm_setup_reg): Prevent sharing in another case. 2016-06-21 Georg-Johann Lay Backport from 2016-06-21 trunk r237639. PR target/30417 * config/avr/gen-avr-mmcu-specs.c (print_mcu): [*link_data_start]: Wrap -Tdata into %{!Tdata:...}. [*link_text_start]: Wrap -Ttext into %{!Ttext:...}. 2016-06-21 Georg-Johann Lay PR target/71103 * config/avr/avr.md (movqi): Only handle loading subreg:qi of constant addresses if can_create_pseudo_p. 2016-06-21 Jakub Jelinek PR tree-optimization/71588 * tree-ssa-strlen.c (valid_builtin_call): New function. (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use it. Backported from mainline 2016-06-20 Jakub Jelinek PR middle-end/71581 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL, see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created for conversion of scalar user var to complex type and use the underlying SSA_NAME_VAR in that case. If EXPR is still NULL, punt. 2016-06-16 Jakub Jelinek * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs with base of reference to struct. 2016-06-20 Ilya Enkovich Backport from mainline r237484. 2016-06-15 Ilya Enkovich PR middle-end/71529 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix DECL_CONTEXT for copied arguments. 2016-06-20 Georg-Johann Lay Pitchumani Sivanupandi Backport from 2016-06-20 trunk r237589, r236558. PR target/71103 * config/avr/avr.md (movqi): Handle loading subreg:qi (const, symbol_ref,label_ref). 2016-06-16 Jakub Jelinek PR target/71554 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p. (setcc + and peephole2): Likewise. 2016-06-15 Andreas Tobler Backported from mainline 2016-06-14 Andreas Tobler * config/arm/freebsd.h: Only enable unaligned access for armv6 on FreeBSD 11 and above. 2016-06-15 Ilya Verbin Backport from mainline 2016-04-30 Rainer Orth * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus. 2016-06-14 Jakub Jelinek Backported from mainline 2016-06-10 Jakub Jelinek PR middle-end/71494 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO without LABEL_DECL, set *handled_ops_p to false instead of true. 2016-06-08 Jakub Jelinek Richard Biener PR c++/71448 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0) the same as DECL_P (base0) for indirect_base0. Use equality_code in one further place. 2016-06-04 Jakub Jelinek PR tree-optimization/71405 * tree-ssa.c (execute_update_addresses_taken): For clobber with incompatible type, build a new clobber with the right type instead of building a VIEW_CONVERT_EXPR around it. 2016-06-13 Eric Botcazou * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and update shared_lookup_references only once after changing operands. 2016-06-13 Richard Biener PR tree-optimization/71505 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make assert match comment. 2016-06-13 Andreas Krebbel Backport from mainline 2016-06-13 Andreas Krebbel PR target/71379 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by one. 2016-06-10 Thomas Schwinge PR middle-end/71373 Backport from trunk r237291: * tree-nested.c (convert_nonlocal_omp_clauses) (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO, OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE. Backport from trunk r237291: * gimplify.c (gimplify_adjust_omp_clauses): Discard OMP_CLAUSE_TILE. * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE. Backport from trunk r237290: * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE__CACHE_. Backport trunk r235964: 2016-05-06 Nathan Sidwell * gimple.c (gimple_call_same_target_p): Unique functions are eq. * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq equality first. 2016-06-09 Michael Meissner Back port from trunk 2016-05-31 Michael Meissner * config/rs6000/vsx.md (vsx_splat_, V2DI/V2DF): Simplify alternatives, eliminating preferred register class. Add support for the MTVSRDD instruction in ISA 3.0. (vsx_splat_v4si_internal): Use splat_input_operand instead of reg_or_indexed_operand. (vsx_splat_v4sf_internal): Likewise. Back port from trunk 2016-05-31 Michael Meissner PR target/71186 * config/rs6000/vsx.md (xxspltib__nosplit): Add alternatives for loading up all 0's or all 1's. Back port from trunk 2016-05-18 Michael Meissner PR target/70915 * config/rs6000/constraints.md (wE constraint): New constraint for a vector constant that can be loaded with XXSPLTIB. (wM constraint): New constraint for a vector constant of a 1's. (wS constraint): New constraint for a vector constant that can be loaded with XXSPLTIB and a vector sign extend instruction. * config/rs6000/predicates.md (xxspltib_constant_split): New predicates for wE/wS constraints. (xxspltib_constant_nosplit): Likewise. (easy_vector_constant): Add support for constants that can be loaded via XXSPLTIB. (splat_input_operand): Add support for ISA 3.0 word splat operations. * config/rs6000/rs6000.c (xxspltib_constant_p): New function to return if a constant can be loaded with the ISA 3.0 XXSPLTIB instruction and possibly with a sign extension. (output_vec_const_move): Add support for XXSPLTIB. If we are loading up 0/-1 into Altivec registers, prefer using VSPLTISW instead of XXLXOR/XXLORC. (rs6000_expand_vector_init): Add support for ISA 3.0 word splat operations. (rs6000_legitimize_reload_address): Likewise. (rs6000_output_move_128bit): Use output_vec_const_move to emit constants. * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and combine VSX_M and VSX_M2 into one iterator. (VSX_M2): Likewise. (VSINT_84): New iterators for loading constants with XXSPLTIB. (VSINT_842): Likewise. (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC. (xxspltib_v16qi): New insns to load up constants with the ISA 3.0 XXSPLTIB instruction. (xxspltib__nosplit): Likewise. (xxspltib__split): New insn to load up constants with XXSPLTIB and a sign extend instruction. (vsx_mov): Replace single move that handled all vector types with separate 32-bit and 64-bit moves. Combine the movti_ moves (when -mvsx-timode is in effect) into the main vector moves. Eliminate separate moves for , where the preferred register class () is listed first, and the secondary register class () is listed second with a '?' to discourage use. Prefer loading 0/-1 in any VSX register for ISA 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so that if the register was involved in a slow operation, the clear/set operation does not wait for the slow operation to finish. Adjust the length attributes for 32-bit mode. Use rs6000_output_move_128bit and drop the use of the string instructions for 32-bit movti when -mvsx-timode is in effect. Use spacing so that the alternatives and attributes don't generate long lines, and put things in columns, so that it is easier to match up the operands and attributes with the insn alternatives. (vsx_mov_64bit): Likewise. (vsx_mov_32bit): Likewise. (vsx_movti_64bit): Fold movti into normal vector moves. (vsx_movti_32bit): Likewise. (vsx_splat_, V4SI/V4SF modes): Add support for ISA 3.0 word splat instructions. (vsx_splat_v4si_internal): Likewise. (vsx_splat_v4sf_internal): Likewise. (vector fusion peepholes): Use VSX_M instead of VSX_M2. (vsx_sign_extend_qi_): New ISA 3.0 instructions to sign extend vector elements. (vsx_sign_extend_hi_): Likewise. (vsx_sign_extend_si_v2di): Likewise. * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add declaration. * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS constraints. Add trailing period to wL documentation. 2016-06-08 Jose E. Marchesi Backport from mainline 2016-06-08 Jose E. Marchesi * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma). 2016-06-08 Eric Botcazou Backport from mainline 2016-06-06 Jose E. Marchesi * config/sparc/sparc.md (cpu): Add niagara7 cpu type. Include the M7 SPARC DFA scheduler. New attribute v3pipe. Annotate insns with v3pipe where appropriate. Define cpu_feature vis4. Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64. Add (V8QI "8") to vbits. Add insns {add,sub}v8qi3 Add insns ss{add,sub}v8qi3 Add insns us{add,sub}{v8qi,v4hi}3 Add insns {min,max}{v8qi,v4hi,v2si}3 Add insns {minu,maxu}{v8qi,v4hi,v2si}3 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis. * config/sparc/niagara4.md: Add a comment explaining the discrepancy between the documented latenty numbers and the implemented ones. * config/sparc/niagara7.md: New file. * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler supports SPARC5 and VIS 4.0 instructions. * configure: Regenerate. * config.in: Likewise. * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets. * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for TARGET_CPU_niagara7. (ASM_CPU64_DEFAULT_SPEC): Likewise. (CPP_CPU_SPEC): Handle niagara7. (ASM_CPU_SPEC): Likewise. * config/sparc/sparc-opts.h (processor_type): Add PROCESSOR_NIAGARA7. (mvis4): New option. * config/sparc/sparc.h (TARGET_CPU_niagara7): Define. (AS_NIAGARA7_FLAG): Define. (ASM_CPU64_DEFAULT_SPEC): Set for niagara7. (CPP_CPU64_DEFAULT_SPEC): Likewise. (CPP_CPU_SPEC): Handle niagara7. (ASM_CPU_SPEC): Likewise. * config/sparc/sparc.c (niagara7_costs): Define. (sparc_option_override): Handle niagara7 and adjust cache-related parameters with better values for niagara cpus. Also support VIS4. (sparc32_initialize_trampoline): Likewise. (sparc_use_sched_lookahead): Likewise. (sparc_issue_rate): Likewise. (sparc_register_move_cost): Likewise. (dump_target_flag_bits): Support VIS4. (sparc_vis_init_builtins): Likewise. (sparc_builtins): Likewise. * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for VIS4 4.0. * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and UltraSparc M7. * config/sparc/sparc.opt (sparc_processor_type): New value niagara7. * config/sparc/visintrin.h (__attribute__): Prototypes for the VIS4 builtins. * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and -mvis4. * doc/extend.texi (SPARC VIS Built-in Functions): Document the VIS4 builtins. 2016-05-30 Jose E. Marchesi * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and tune_64. * doc/install.texi (--with-cpu-32, --with-cpu-64): Document support on SPARC. * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32 and tune_64. * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise. 2016-06-08 Ilya Verbin Backport from mainline 2016-05-25 Ilya Verbin * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF, V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND. * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512, IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512, IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512, IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512, IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512, IX86_BUILTIN_ROUNDPS_AZ_SFIX512. (builtin_description bdesc_args): Add __builtin_ia32_floorps512, __builtin_ia32_ceilps512, __builtin_ia32_truncps512, __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512, __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512, __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512, __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512. Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for __builtin_ia32_cvtps2dq512_mask. (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF. (ix86_builtin_vectorized_function): Handle builtins mentioned above. * config/i386/sse.md (avx512f_fix_notruncv16sfv16si): Rename to ... (avx512f_fix_notruncv16sfv16si): ... this. (avx512f_cvtpd2dq512): Rename to ... (avx512f_cvtpd2dq512): ... this. (avx512f_vec_pack_sfix_v8df): New define_expand. (avx512f_roundpd512): Rename to ... (avx512f_round512): ... this. Change iterator. (avx512f_roundps512_sfix): New define_expand. (round2_sfix): Change iterator. 2016-06-07 Peter Bergner Backport from mainline 2016-06-07 Peter Bergner * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and -mno-htm. 2016-06-07 Uros Bizjak PR target/71389 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Copy op1 RTX to avoid invalid sharing. (ix86_expand_vector_move_misalign): Ditto. 2016-06-06 Jakub Jelinek PR tree-optimization/71259 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of one for constant op, and use COND_EXPR for non-constant. 2016-06-06 Kyrylo Tkachov Backport from trunk 2016-06-02 Kyrylo Tkachov PR target/70830 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update. 2016-06-05 Uros Bizjak Backport from mainline 2016-06-01 Uros Bizjak Jocelyn Mayer PR target/67310 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly detect processor family for signature_CENTAUR_ebx. : Pass c3, winchip2 or winchip-c6 for signature_CENTAUR_ebx. : Pass c3-2 for signature_CENTAUR_ebx. : Pass x86-64 for has_longmode. 2016-06-03 Jakub Jelinek PR middle-end/71387 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting to noreturn e->callee->decl that has void return type and void arguments, adjust gimple_call_fntype and remove lhs even if it had previously addressable type. 2016-06-02 Michael Meissner Back port from trunk 2016-05-26 Michael Meissner * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function for ISA 3.0 min/max support. (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point conditional move support. (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are available. * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing conditional moves where the comparison type is different from move type. (fp_minmax): New code iterator for smin/smax. (minmax): New code attributes for min/max. (SMINMAX): Likewise. (smax3): Combine min, max insns into one insn using the fp_minmax code iterator. Add support for ISA 3.0 min/max instructions that don't need -ffast-math. (s3): Likewise. (smax3_vsx): Likewise. (smin3): Likewise. (s3_vsx): Likewise. (smin3_vsx): Likewise. (pre-VSX min/max splitters): Likewise. (s3_fpr): Likewise. (movsfcc): Rewrite floating point conditional moves to combine SFmode/DFmode into a single insn. (movcc): Likewise. (movdfcc): Likewise. (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and SFDF2 iterators to handle all combinations. (fseldfsf4): Likewise. (fsel4): Likewise. (fseldfdf4): Likewise. (fselsfdf4): Likewise. (movcc_p9): Add support for the ISA 3.0 comparison instructions that set a 0/-1 mask, and use it for floating point conditional move via XXSEL. (fpmask): Likewise. (xxsel): Likewise. * config/rs6000/predicates.md (min_max_operator): Delete, no longer used. (fpmask_comparison_operaton): New insn for ISA 3.0 comparison instructions that generate a 0/-1 mask for use with XXSEL. * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to say whether floating point min/max is available, either through FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons. (TARGET_MINMAX_DF): Likewise. Back port from trunk 2016-05-18 Michael Meissner * config/rs6000/predicate.md (all_ones_constant): New predicate for vector constant with all 1's set. 2016-06-02 Kelvin Nilsen Back port from trunk 2016-05-19 Kelvin Nilsen * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant. (UNSPEC_DARN_32): New unspec constant. (UNSPEC_DARN_RAW): New unspec constant. (darn_32): New instruction. (darn_raw): New instruction. (darn): New instruction. * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add support and documentation for this macro. (BU_P9_MISC_1): New macro definition. (BU_P9_64BIT_MISC_0): New macro definition. (BU_P9_MISC_0): New macro definition. (darn_32): New builtin definition. (darn_raw): New builtin definition. (darn): New builtin definition. * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef RS6000_BUILTIN_0 directives to surround each occurrence of #include "rs6000-builtin.def". (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and RS6000_BTM_64BIT flags to the returned mask, depending on configuration. (def_builtin): Correct an error in the assignments made to the debugging variable attr_string. (rs6000_expand_builtin): Add support for no-operand built-in functions. (builtin_function_type): Remove fatal_error assertion that is no longer valid. (rs6000_common_init_builtins): Add support for no-operand built-in functions. * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro definition. (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag definition. (RS6000_BTM_64BIT): New macro definition. * doc/extend.texi: Document __builtin_darn (void), __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in functions. 2016-06-01 Michael Meissner Back port from trunk 2016-05-23 Michael Meissner PR target/71201 * config/rs6000/altivec.md (altivec_vperm__internal): Drop ISA 3.0 xxperm fusion alternative. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm__uns_internal): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. Back port from trunk 2016-05-23 Michael Meissner Kelvin Nilsen * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate vpermr/xxpermr on ISA 3.0. (altivec_expand_vec_perm_le): Likewise. * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec. (altivec_vpermr__internal): Add VPERMR/XXPERMR support for ISA 3.0. Back port from trunk 2016-05-24 Michael Meissner * config/rs6000/altivec.md (VParity): New mode iterator for vector parity built-in functions. (p9v_ctz2): Add support for ISA 3.0 vector count trailing zeros. (p9v_parity2): Likewise. * config/rs6000/vector.md (VEC_IP): New mode iterator for vector parity. (ctz2): ISA 3.0 expander for vector count trailing zeros. (parity2): ISA 3.0 expander for vector parity. * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for power9 built-ins. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_MISC_0): Likewise. (BU_P9V_AV_1): Likewise. (BU_P9V_AV_2): Likewise. (BU_P9V_AV_3): Likewise. (BU_P9V_AV_P): Likewise. (BU_P9V_VSX_1): Likewise. (BU_P9V_OVERLOAD_1): Likewise. (BU_P9V_OVERLOAD_2): Likewise. (BU_P9V_OVERLOAD_3): Likewise. (VCTZB): Add vector count trailing zeros support. (VCTZH): Likewise. (VCTZW): Likewise. (VCTZD): Likewise. (VPRTYBD): Add vector parity support. (VPRTYBQ): Likewise. (VPRTYBW): Likewise. (VCTZ): Add overloaded vector count trailing zeros support. (VPRTYB): Add overloaded vector parity support. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded vector count trailing zeros and parity instructions. * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for vector parity support. * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count trailing zeros support. (vec_cntlz): Likewise. (vec_vctzb): Likewise. (vec_vctzd): Likewise. (vec_vctzh): Likewise. (vec_vctzw): Likewise. (vec_vprtyb): Add ISA 3.0 vector parity support. (vec_vprtybd): Likewise. (vec_vprtybw): Likewise. (vec_vprtybq): Likewise. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 vector count trailing zeros and vector parity built-in functions. Back port from trunk 2016-05-24 Michael Meissner * config/rs6000/altivec.md (VNEG iterator): New iterator for VNEGW/VNEGD instructions. (p9_neg2): New insns for ISA 3.0 VNEGW/VNEGD. (neg2): Add expander for V2DImode added in ISA 2.07, and support for ISA 3.0 VNEGW/VNEGD instructions. Back port from trunk 2016-05-11 Michael Meissner * config/rs6000/predicates.md (quad_memory_operand): Move most of the code into quad_address_p and call it to share code with vsx_quad_dform_memory_operand. (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector d-form support. * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask bit instead of being a separate word. Split -mpower9-dform into two switches, -mpower9-dform-scalar and -mpower9-dform-vector. * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask for the register class supporting 128-bit quad word memory offsets. (mode_supports_vsx_dform_quad): Helper function to return if the register class uses quad word memory offsets. (rs6000_debug_addr_mask): Add support for quad word memory offsets. (rs6000_debug_reg_global): Always print if we are using LRA or not. (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form instructions are enabled, set up the appropriate addr_masks for 128-bit types. (rs6000_init_hard_regno_mode_ok): wb constraint is now based on -mpower9-dform-scalar, instead of -mpower9-dform. (rs6000_option_override_internal): Split -mpower9-dform into two switches, -mpower9-dform-scalar and -mpower9-dform-vector. The -mpower9-dform switch sets or clears both. If we are not using the LRA register allocator, do not enable -mpower9-dform-vector by default. If we are using LRA, enable -mpower9-dform-vector and -mvsx-timode if it is appropriate. Issue a warning if either -mpower9-dform-vector or -mvsx-timode are explicitly used without enabling LRA. (quad_address_offset_p): New helper function to return if the offset is legal for quad word memory instructions. (quad_address_p): New function to determin if GPR or vector register quad word memory addresses are legal. (mem_operand_gpr): Validate quad word address offsets. (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector d-form (register + offset) instructions. (offsettable_ok_by_alignment): Likewise. (rs6000_legitimate_offset_address_p): Likewise. (legitimate_lo_sum_address_p): Likewise. (rs6000_legitimize_address): Likewise. (rs6000_legitimize_reload_address): Add more debug statements for -mdebug=addr. (rs6000_legitimate_address_p): Add support for ISA 3.0 vector d-form instructions. (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector d-form instructions. Distinguish different cases in debug output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector d-form instructions. (rs6000_preferred_reload_class): Likewise. (rs6000_output_move_128bit): Add support for ISA 3.0 d-form instructions. If ISA 3.0 is available, generate lxvx/stxvx instead of the ISA 2.06 indexed memory instructions. (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions, use them to save/restore the saved vector registers instead of using Altivec instructions. (rs6000_emit_epilogue): Likewise. (rs6000_lra_p): Use TARGET_LRA instead of the old option word. (rs6000_opt_masks): Split -mpower9-dform into -mpower9-dform-scalar and -mpower9-dform-vector. (rs6000_print_options_internal): Print -mno- if was not selected. * config/rs6000/vsx.md (p9_vecload_): Delete hack to emit ISA 3.0 vector indexed memory instructions, and fold the code into the normal mov patterns. (p9_vecstore_): Likewise. (vsx_mov): Add support for ISA 3.0 vector d-form instructions. (vsx_movti_64bit): Likewise. (vsx_movti_32bit): Likewise. * config/rs6000/constraints.md (wO constraint): New constraint for ISA 3.0 vector d-form support. * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use -mpower9-dform-scalar instead of -mpower9-dform. Add note not to include -mpower9-dform-vector until we switch over to LRA. (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two. switches, -mpower9-dform-scalar and -mpower9-dform-vector. * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration. * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation for -mpower9-dform and -mlra. * doc/md.texi (wO constraint): Document wO constraint. 2016-06-01 Eric Botcazou * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute the factor for live Phi nodes. 2016-06-01 Jakub Jelinek PR middle-end/71371 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp around creation of the temporary. 2016-06-01 Eric Botcazou * tree-vect-loop.c (vect_determine_vectorization_factor): Also take into account live statements for mask producers. 2016-05-31 Richard Biener Backport from mainline 2016-05-11 Richard Biener PR debug/71057 * dwarf2out.c (retry_incomplete_types): Set early_dwarf. (dwarf2out_finish): Move retry_incomplete_types call ... (dwarf2out_early_finish): ... here. 2016-05-31 Kyrylo Tkachov PR target/71056 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return NULL_TREE early if NEON is not available. Remove now redundant check in ARM_CHECK_BUILTIN_MODE. 2016-05-31 Tom de Vries backport: 2016-05-31 Tom de Vries PR tree-optimization/69068 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle phis with more than two args. 2016-05-30 Andreas Tobler Backport from mainline 2016-05-30 Andreas Tobler * config.gcc: Move hard float support for arm*hf*-*-freebsd* into armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd* target. 2016-05-30 Bill Schmidt Backport from mainline 2016-04-29 Bill Schmidt * config/rs6000/altivec.h: Change definitions of vec_xl and vec_xst. * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New. (LD_ELEMREV_V2DI): New. (LD_ELEMREV_V4SF): New. (LD_ELEMREV_V4SI): New. (LD_ELEMREV_V8HI): New. (LD_ELEMREV_V16QI): New. (ST_ELEMREV_V2DF): New. (ST_ELEMREV_V2DI): New. (ST_ELEMREV_V4SF): New. (ST_ELEMREV_V4SI): New. (ST_ELEMREV_V8HI): New. (ST_ELEMREV_V16QI): New. (XL): New. (XST): New. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR. (altivec_expand_builtin): Add handling for VSX_BUILTIN_ST_ELEMREV_ and VSX_BUILTIN_LD_ELEMREV_. (rs6000_invalid_builtin): Add error-checking for RS6000_BTM_P9_VECTOR. (altivec_init_builtins): Define builtins used to implement vec_xl and vec_xst. (rs6000_builtin_mask_names): Define power9-vector. * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define. (RS6000_BTM_P9_VECTOR): Define. (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR. * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn. (vsx_ld_elemrev_v2df): Likewise. (vsx_ld_elemrev_v4sf): Likewise. (vsx_ld_elemrev_v4si): Likewise. (vsx_ld_elemrev_v8hi): Likewise. (vsx_ld_elemrev_v16qi): Likewise. (vsx_st_elemrev_v2df): Likewise. (vsx_st_elemrev_v2di): Likewise. (vsx_st_elemrev_v4sf): Likewise. (vsx_st_elemrev_v4si): Likewise. (vsx_st_elemrev_v8hi): Likewise. (vsx_st_elemrev_v16qi): Likewise. * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct grammar. 2016-05-30 Richard Biener Backport from mainline 2016-05-11 Richard Biener PR middle-end/71002 * alias.c (reference_alias_ptr_type): Preserve alias-set zero if the langhook insists on it. * fold-const.c (make_bit_field_ref): Add arg for the original reference and preserve its alias-set. (decode_field_reference): Take exp by reference and adjust it to the original memory reference. (optimize_bit_field_compare): Adjust callers. (fold_truth_andor_1): Likewise. 2016-05-13 Jakub Jelinek PR bootstrap/71071 * fold-const.c (fold_checksum_tree): Allow modification of TYPE_ALIAS_SET during folding. 2016-05-30 Eric Botcazou * config/visium/visium.c (visium_split_double_add): Minor tweaks. (visium_expand_copysign): Use gen_int_mode directly. (visium_compute_frame_size): Minor tweaks. 2016-05-30 Tom de Vries backport: 2016-05-30 Tom de Vries PR tree-optimization/69067 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert. 2016-05-27 Eric Botcazou * config/visium/visium-protos.h (split_double_move): Rename into... (visium_split_double_move): ...this. (visium_split_double_add): Declare. * config/visium/visium.c (split_double_move): Rename into... (visium_split_double_move): ...this. (visium_split_double_add): New function. (visium_expand_copysign): Renumber operands for consistency. * config/visium/visium.md (DImode move splitter): Adjust to renaming. (DFmode move splitter): Likewise. (*addi3_insn): Split by means of visium_split_double_add. (*adddi3_insn_flags): Delete. (*plus_plus_sltu): New insn. (*subdi3_insn): Split by means of visium_split_double_add. (subdi3_insn_flags): Delete. (*minus_minus_sltu): New insn. (*negdi2_insn): Split by means of visium_split_double_add. (*negdi2_insn_flags): Delete. 2016-05-27 Ilya Enkovich Backport from mainline r236810. 2016-05-27 Ilya Enkovich PR middle-end/71279 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR into comparison. 2016-05-25 Eric Botcazou * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove redundant test and bail out if the type of the new operand is not a GIMPLE register type after stripping a VIEW_CONVERT_EXPR. 2016-05-24 Martin Sebor PR c++/71147 * tree.h (complete_or_array_type_p): New inline function. 2016-05-24 Jakub Jelinek * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define. * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES rather than X86_TUNE_AVOID_4BYTE_PREFIXES. Use SSE_REGS instead of ALL_SSE_REGS. Return SSE_REGS also when TARGET_AVX. 2016-05-24 Jakub Jelinek PR c++/71257 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly. 2016-05-23 Martin Jambor * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty default block if a PHI node in the original one would be resized. 2016-05-23 Martin Jambor PR tree-optimization/70884 * tree-sra.c (initialize_constant_pool_replacements): Do not check should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits. (sort_and_splice_var_accesses): Do not consider multiple scalar reads of constant pool data as a reason for scalarization. 2016-05-20 Eric Botcazou * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0 for naked functions. (thumb1_expand_prologue): Likewise. 2016-05-20 Jakub Jelinek PR c++/71210 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn calls if the LHS is variable length or has addressable type. If targets[0]->decl is a noreturn call with void return type and zero arguments, adjust fntype and remove lhs in that case. 2016-05-20 Uros Bizjak * sched-deps.c (sched_analyze_2) : Also force pending loads from memory. 2016-05-19 Marek Polacek Backport from mainline 2016-05-19 Marek Polacek PR tree-optimization/71031 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a condition and adjust the code a bit. 2016-05-19 Martin Jambor PR ipa/70646 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early if parameter PARAM_IPA_MAX_AGG_ITEMS is zero. 2016-05-19 Martin Jambor PR ipa/70646 * ipa-inline.h (condition): New field size. * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it for comaprison and store it into the new condition. (evaluate_conditions_for_known_args): Use condition size to check access sizes for all but CHANGED conditions. (unmodified_parm_1): New parameter size_p, store access size into it. (unmodified_parm): Likewise. (unmodified_parm_or_parm_agg_item): Likewise. (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p. (set_cond_stmt_execution_predicate): Extract access sizes and store them to conditions. (set_switch_stmt_execution_predicate): Likewise. (will_be_nonconstant_expr_predicate): Likewise. (will_be_nonconstant_predicate): Likewise. (inline_read_section): Stream condition size. (inline_write_summary): Likewise. * lto-streamer.h (LTO_minor_version): Bump. 2016-05-18 Martin Liska Backport from mainline 2016-05-18 Martin Liska PR fortran/70856 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for merged variables. 2016-05-18 Jakub Jelinek PR c++/71100 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop lhs if it has TREE_ADDRESSABLE type. 2016-05-18 Uros Bizjak PR target/71145 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)). (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS. 2016-05-17 Thomas Schwinge Backport trunk r235748: PR target/70860 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun. (nvptx_function_value): Assert non-NULL cfun. 2016-05-17 Kyrylo Tkachov Backport from mainline 2016-05-17 Kyrylo Tkachov PR target/70809 * config/aarch64/aarch64-simd.md (aarch64_vmls): Delete. 2016-05-16 Martin Jambor * hsa-gen.c (fillup_for_decl): Increase alignment to natural one. (get_symbol_for_decl): Sorry if a global symbol in under-aligned. 2016-05-16 Martin Jambor PR hsa/70857 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of the outlined kernel function. 2016-05-16 James Norris Backport from mainline r236098. 2016-05-10 James Norris PR driver/68463 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if offloading is enabled and -fopenacc or -fopenmp is specified. (CRTOFFLOADEND): Likewise. (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN. (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND. 2016-05-16 Alan Modra Apply from mainline 2016-05-10 Alan Modra PR target/70947 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop regrename modifying insns saving lr before __morestack call. * config/rs6000/rs6000.md (split_stack_return): Similarly for insns restoring lr after __morestack call. 2016-05-13 Richard Biener Backport from mainline 2016-04-27 Richard Biener PR ipa/70760 * tree-ssa-structalias.c (find_func_aliases_for_call): Use aggregate_value_p to determine if a function result is returned by reference. 2016-05-06 Richard Biener PR middle-end/70931 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields. 2016-05-06 Richard Biener PR middle-end/70941 * fold-const.c (split_tree): Always convert to the original type before negating. 2016-05-12 Martin Liska Backport from mainline 2016-05-10 Martin Liska * tree-inline.c (remap_dependence_clique): Do not remap debugging statements. 2016-05-12 Ilya Enkovich Backport from mainline r236171. 2016-05-12 Ilya Enkovich PR tree-optimization/71006 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't consider COND_EXPR as a mask producer. 2016-05-12 Kyrylo Tkachov Backport from mainline 2016-05-12 Kyrylo Tkachov PR target/70830 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction when popping the PC and within an interrupt handler routine. Add missing tab to output of "ldmfd". (output_return_instruction): Output LDMFD with SP update rather than POP when returning from interrupt handler. 2016-05-11 Ilya Enkovich Backport from mainline r236088. 2016-05-10 Ilya Enkovich PR middle-end/70877 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle calls with type casted fndecl. 2016-05-11 Ilya Enkovich Backport from mainline r236086. 2016-05-10 Ilya Enkovich PR tree-optimization/70876 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR. * gcc/calls.c (initialize_argument_information): Bind bounds with corresponding args passed by reference. 2016-05-10 Bill Schmidt Backport from mainline 2016-05-10 Bill Schmidt PR target/70963 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct code for a zero scale factor. (vsx_xvcvdpuxds_scale): Likewise. 2016-05-10 Jakub Jelinek Backported from mainline 2016-05-03 Jakub Jelinek PR tree-optimization/70916 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P. 2016-05-10 Yuri Rumyantsev Backport from mainline r235962. 2016-05-06 Yuri Rumyantsev PR debug/70935 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with loop latch destination. 2016-05-10 Andreas Krebbel Backport from mainline 2016-05-10 Andreas Krebbel * config/s390/s390.md ("*vec_cmpdf_cconly") ("*fixuns_truncdfdi2_z13") ("*fixuns_trunc2_z196") ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13") ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX. 2016-05-10 Sebastian Huber Backport from mainline 2016-04-27 Sebastian Huber * config/rtems.h (LIB_SPEC): Add -latomic. 2016-05-10 Sebastian Huber Backport from mainline 2016-04-27 Joel Sherrill * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid xilink.ld and flags not relevant to RTEMS. 2016-05-09 Uros Bizjak * config/i386/i386.md (absneg splitters with general regs): Use general_reg_operand predicate. (btsq peephole2): Use x86_64_immediate_operand to check if new value is suitable for immediate operand. Generate emitted insn using RTL expressions. (btcq peephole2): Ditto. (btrq peephole2): Ditto. Generate correct immediate operand for AND masking. 2016-05-07 Tom de Vries backport: 2016-05-07 Tom de Vries PR tree-optimization/70956 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL def. 2016-05-06 Marek Polacek Backported from mainline 2016-05-06 Marek Polacek PR sanitizer/70875 * ubsan.c (get_ubsan_type_info_for_type): Remove assert. 2016-05-06 Marek Polacek Backported from mainline 2016-04-29 Marek Polacek Jakub Jelinek PR sanitizer/70342 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use TARGET_EXPR_SLOT as a base. 2016-05-04 Eric Botcazou * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head comment. (compute_samebase_partition_bases): Fix typo. 2016-05-03 Pierre-Marie de Rodat * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset occurence with frame_offset_ ones. 2016-04-28 Jakub Jelinek PR target/70858 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64. (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64, __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di, __builtin_ia32_pdep_di and __builtin_ia32_pext_di. 2016-04-28 Eric Botcazou Backport from mainline 2016-04-27 Eric Botcazou PR ada/70759 * stor-layout.h (internal_reference_types): Delete. * stor-layout.c (reference_types_internal): Likewise. (internal_reference_types): Likewise. (layout_type) : Adjust. 2016-04-27 Bill Schmidt Backport from mainline 2016-04-25 Bill Schmidt * config/rs6000/rs6000-builtin.def: Correct pasto error for stxvd2x and stxvw4x built-in functions. 2016-04-27 H.J. Lu Backported from mainline 2016-04-21 H.J. Lu PR target/70750 * config/i386/predicates.md (call_insn_operand): Replace sibcall_memory_operand with memory_operand. 2016-04-27 Richard Biener PR ipa/70785 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New function cummulating used_from_other_partition, externally_visible and force_output from aliases. (refered_from_nonlocal_var): Likewise. (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate node flags properly. 2016-04-27 Jakub Jelinek Backported from mainline 2016-04-23 Jakub Jelinek PR sanitizer/70712 * cfgexpand.c (expand_stack_vars): Fix typo. 2016-04-19 Jakub Jelinek PR middle-end/70680 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for implicitly linear or lastprivate iterator on the outer context. 2016-04-27 Kirill Yukhin PR target/70728 * gcc/config/i386/sse.md (define_insn "3"): Extract AVX-512BW constraint from AVX. 2016-04-27 Jakub Jelinek * BASE-VER: Set to 6.1.1. 2016-04-27 Release Manager * GCC 6.1.0 released. 2016-04-25 Richard Biener PR tree-optimization/70780 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block wasn't visited yet. (compute_antic): Mark blocks with abnormal preds as visited as they have a final empty antic-in solution already. 2016-04-22 H.J. Lu Backport from mainline 2016-04-20 H.J. Lu * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup. 2016-04-22 Szabolcs Nagy * system.h (list, map, set, vector): Include conditionally. * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define. * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define. * ipa-icf.c (INCLUDE_LIST): Define. * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define. * config/sh/sh.c (INCLUDE_VECTOR): Define. * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define. (INCLUDE_LIST, INCLUDE_VECTOR): Define. * cp/logic.cc (INCLUDE_LIST): Define. * fortran/trans-common.c (INCLUDE_MAP): Define. 2016-04-22 Szabolcs Nagy * auto-profile.c: Remove include. * ipa-icf-gimple.c: Remove include. * diagnostic.c: Remove include. * genmatch.c: Likewise. * pretty-print.c: Likewise. * toplev.c: Likewise * c/c-objc-common.c: Likewise. * cp/error.c: Likewise. * fortran/error.c: Likewise. 2016-04-21 Richard Biener PR middle-end/70747 * fold-const.c (fold_comparison): Return properly typed constant boolean. 2016-04-20 Andrew Pinski Kyrylo Tkachov PR target/64971 * config/aarch64/aarch64.md (sibcall): Force call address to be DImode for ILP32. (sibcall_value): Likewise. 2016-04-20 Marek Polacek * tree-if-conv.c (is_false_predicate): For NULL_TREE return false rather than true. 2016-04-20 Marek Polacek PR tree-optimization/70725 * tree-if-conv.c (is_false_predicate): New function. (predicate_mem_writes): Use it. 2016-04-20 Richard Biener PR tree-optimization/70726 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar shift amounts from a pattern stmt operand. 2016-04-20 Andreas Krebbel PR target/70674 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new stack_restore_from_fpr pattern when restoring r15. (s390_optimize_prologue): Strip away the memory barrier in the parallel when trying to get rid of restore insns. * config/s390/s390.md ("stack_restore_from_fpr"): New insn definition for loading the stack pointer from an FPR. Compared to the normal move insn this pattern includes a full memory barrier. 2016-04-19 Richard Biener PR tree-optimization/70724 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info restoring out from ... (free_scc_vn): ... here. * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare. * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before tail merging. (pass_fre::execute): Restore SSA info. 2016-04-18 Rainer Orth * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and gld requirements. (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions. Mention Solaris 11 packaging changes. Update gas and gld requirements. Remove reference to pre-Solaris 10 bug. (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10 systems and bugs. (Specific, sparc64-*-solaris2*): Remove reference to bootstrap with cc. 2016-04-18 Matthew Wahab PR target/70711 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc, armv8.1-a and armv8.1-a+crc. 2016-04-18 Segher Boessenkool * has-brig.c (lendian16): Don't try to use __builtin_bswap16 unless compiling with at least GCC-4.8. 2016-04-15 Kirill Yukhin PR target/70662 * config/i386/sse.md (define_insn "_vec_dup"): Fix mode size check. 2016-04-15 Jakub Jelinek * BASE-VER: Set to 6.0.1. * DEV-PHASE: Set to prerelease. 2016-04-15 Alexander Monakov * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text. 2016-04-15 Kyrylo Tkachov * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T architecture revisions. 2016-04-15 Bernd Schmidt * config/i386/i386-protos.h (ix86_using_red_zone): Declare. * config/i386/i386.c (ix86_using_red_zone): No longer static. * config/i386/i386.md (stack decrement to push peepholes): Guard with !x86_using_red_zone (). 2016-04-15 Jakub Jelinek PR c++/70675 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down to dump_generic_node. (NIY): Pass also flags to do_niy. 2016-04-15 Thomas Schwinge * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy) (simd_clone_vector_of_formal_parm_types) (simd_clone_clauses_extract, simd_clone_compute_base_data_type) (simd_clone_mangle, simd_clone_create) (simd_clone_adjust_return_type, create_tmp_simd_array) (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays) (struct modify_stmt_info, ipa_simd_modify_stmt_ops) (ipa_simd_modify_function_body, simd_clone_linear_addend) (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone) (pass_data_omp_simd_clone, class pass_omp_simd_clone) (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into... * omp-simd-clone.c: ... this new file. (simd_clone_vector_of_formal_parm_types): Make it static. * Makefile.in (OBJS): Add omp-simd-clone.o. 2016-04-15 Kirill Yukhin PR target/70662 * config/i386/sse.md: Use proper memory operand modifiers. 2016-04-15 Richard Biener Alan Modra PR tree-optimization/70130 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect when alignment stays not the same and no not use the realign scheme then. 2016-04-14 Michael Meissner PR target/70669 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add direct move handlers for KFmode. Change TFmode handlers test from FLOAT128_IEEE_P to FLOAT128_VECTOR_P. 2016-04-14 Jakub Jelinek PR c++/70594 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype. * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function. (inlined_polymorphic_ctor_dtor_block_p): Use it. * tree-ssa-live.c (remove_unused_scope_block_p): When in_ctor_dtor_block, avoid discarding not just BLOCKs with BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when block_ultimate_origin is FUNCTION_DECL. (remove_unused_locals): If current_function_decl is polymorphic_ctor_dtor_p, pass initial true to remove_unused_scope_block_p' is_ctor_dtor_block. 2016-04-14 Martin Sebor PR c++/69517 PR c++/70019 PR c++/70588 * doc/extend.texi (Variable Length): Revert. 2016-04-14 Marek Polacek Jan Hubicka PR c++/70029 * tree.c (verify_type): Disable the canonical type of main variant check. 2016-04-14 Jason Merrill * cfgexpand.c, expr.c: Revert previous change. 2016-04-14 Cesar Philippidis PR middle-end/70643 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT when building a mem ref for the incoming reduction variable. 2016-04-14 Richard Biener PR tree-optimization/70614 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate loop if the evolution dropped to chrec_dont_know. (interpret_condition_phi): Likewise. 2016-04-14 Richard Biener PR tree-optimization/70623 * tree-ssa-pre.c (changed_blocks): Make global ... (compute_antic): ... local here. Move and fix worklist handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges. (compute_antic_aux): Add dumping for MAX assumed succs. Remove worklist handling, dump when ANTIC_IN changed. (compute_partial_antic_aux): Remove worklist handling. (init_pre): Do not compute post dominators. Add a comment about the CFG order chosen. (fini_pre): Do not free post dominators. 2016-04-13 Martin Sebor PR c++/69517 PR c++/70019 PR c++/70588 * doc/extend.texi (Variable Length): Document C++ specifics. 2016-04-13 Jakub Jelinek PR c++/70641 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt on all recursive call stmts. Return TODO_cleanup_cfg if any dead eh edges have been purged. PR c++/70594 * tree-sra.c (create_access_replacement, get_replaced_param_substitute): Set DECL_NAMELESS on repl if it gets fancy name. * tree-pretty-print.c (dump_fancy_name): New function. (dump_decl_name, dump_generic_node): Use it. 2016-04-13 Jason Merrill * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning". * expr.c (expand_expr_real_1): Likewise. 2016-04-13 Ilya Enkovich * config/i386/i386.md (kunpckhi): Swap operands. (kunpcksi): Likewise. (kunpckdi): Likewise. * config/i386/sse.md (vec_pack_trunc_qi): Likewise. (vec_pack_trunc_): Likewise. 2016-04-13 Jakub Jelinek PR debug/70628 * explow.c (convert_memory_address_addr_space_1): Formatting fix. PR middle-end/70633 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if gimplification turns some element into non-constant. PR debug/70628 * rtl.h (convert_memory_address_addr_space_1): New prototype. * explow.c (convert_memory_address_addr_space_1): No longer static, add NO_EMIT argument and don't call convert_modes if true, pass it down recursively, remove break after return. (convert_memory_address_addr_space): Adjust caller. * simplify-rtx.c (simplify_unary_operation_1): Call convert_memory_address_addr_space_1 instead of convert_memory_address, if it returns NULL, don't simplify. 2016-04-12 Eric Botcazou PR target/70630 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses. 2016-04-12 Jakub Jelinek * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Bump the upper SIMDLEN limits, so that if the return type or characteristic type if the return type is void can be passed in all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is allowed. 2016-04-12 Michael Meissner PR target/70640 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg2_internal): Do not use "=" constraint on an input constraint. (ieee_128bit_vsx_abs2_internal): Likewise. (ieee_128bit_vsx_nabs2_internal): Likewise. (ieee_128bit_vsx_nabs2): Correct splitter so that it generates (neg (abs ...)) instead of (abs ...). 2016-04-12 Jakub Jelinek PR rtl-optimization/70596 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead just invalidate LRA data and reset them. Adjust dump wording. 2016-04-12 Martin Liska Revert 2016-03-30 Jan Hubicka * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic estimates here. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also max_loop_iterations_int. (tree_unswitch_outer_loop): Likewise. * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. * tree-vect-loop.c (vect_analyze_loop_2): Likewise. 2016-04-12 Tom de Vries PR tree-optimization/68756 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr instead of new_name. 2016-04-12 Jakub Jelinek PR tree-optimization/70602 * tree-sra.c (generate_subtree_copies): Don't write anything into constant pool decls. * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT regardless whether there are depend clauses or not. 2016-04-11 Michael Meissner PR target/70381 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the target attribute and pragma from changing the -mfloat128 and -mfloat128-hardware options. * doc/extend.texi (Additional Floating Types): Document PowerPC __float128 restrictions. 2016-04-11 James Greenhalgh PR target/70133 * config/aarch64/driver-aarch64.c (aarch64_get_extension_string_for_isa_flags): New. (arch_extension): Rename to... (aarch64_arch_extension): ...This. (ext_to_feat_string): Rename to... (aarch64_extensions): ...This. (aarch64_core_data): Keep track of architecture extension flags. (cpu_data): Rename to... (aarch64_cpu_data): ...This. (aarch64_arch_driver_info): Keep track of architecture extension flags. (get_arch_name_from_id): Rename to... (get_arch_from_id): ...This, change return type. (host_detect_local_cpu): Update and reformat for renames, handle extensions through common infrastructure. 2016-04-11 James Greenhalgh PR target/70133 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep track of a canonical flag name. (all_extensions): Likewise. (arch_to_arch_name): Also track extension flags enabled by the arch. (all_architectures): Likewise. (aarch64_parse_extension): Move to here. (aarch64_get_extension_string_for_isa_flags): Take a new argument, rework. (aarch64_rewrite_selected_cpu): Update for above change. * config/aarch64/aarch64-option-extensions.def: Rework the way flags are handled, such that the single explicit value enabled by an extension is kept seperate from the implicit values it also enables. * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move to here. (aarch64_parse_extension): New. * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from here to config/aarch64/aarch64-protos.h. (aarch64_parse_extension): Move from here to common/config/aarch64/aarch64-common.c. (aarch64_option_print): Update. (aarch64_declare_function_name): Likewise. (aarch64_start_file): Likewise. * config/aarch64/driver-aarch64.c (arch_extension): Keep track of the canonical flag for extensions. * config.gcc (aarch64*-*-*): Extend regex for capturing extension flags. 2016-04-11 James Greenhalgh * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add AARCH64_FL_CRC. 2016-04-09 Tom de Vries PR tree-optimization/68953 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from first to last subscript. 2016-04-09 Jakub Jelinek PR tree-optimization/70586 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false for any calls. 2016-04-08 Cesar Philippidis PR lto/70289 PR ipa/70348 PR tree-optimization/70373 PR middle-end/70533 PR middle-end/70534 PR middle-end/70535 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data clauses for acc parallel reductions as necessary. Error on those that are private. * omp-low.c (scan_sharing_clauses): Don't install variables which are used in acc parallel reductions. (lower_rec_input_clauses): Remove dead code. (lower_oacc_reductions): Add support for reference reductions. (lower_reduction_clauses): Remove dead code. (lower_omp_target): Don't remap variables appearing in acc parallel reductions. * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro. 2016-04-08 Jakub Jelinek PR middle-end/70593 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt with multiple SSA_NAME defs, force the outputs other than first to be live before calling live_track_process_def on each output. PR rtl-optimization/70574 * fwprop.c (forward_propagate_and_simplify): Don't add REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg. (try_fwprop_subst): Don't add REG_EQUAL note if there are any paradoxical subregs within *loc. 2016-04-08 Thomas Schwinge * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore -ftree-parallelize-loops={0,1}. * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise. * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise. * config/ia64/hpux.h (LIB_SPEC): Likewise. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. * config/pa/pa64-hpux.h (LIB_SPEC): Likewise. 2016-04-08 Maxim Ostapenko PR sanitizer/70541 * asan.c (instrument_derefs): If we get unknown location, extract it with EXPR_LOCATION. (maybe_instrument_call): Instrument gimple_call's arguments if needed. 2016-04-08 Tom de Vries * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc implicit firstprivate clause. 2016-04-08 Kyrylo Tkachov PR target/70566 * config/arm/thumb2.md (tst + branch-> lsls + branch peephole below *orsi_not_shiftsi_si): Require that condition register is dead after the peephole. (second peephole after the above): Likewise. 2016-04-08 Alan Modra PR target/70117 * builtins.c (fold_builtin_classify): For IBM extended precision, look at just the high-order double to test for NaN. (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal test just the high double for Inf but both doubles for subnormal limit. 2016-04-07 Jakub Jelinek * cgraph.h (struct cgraph_simd_clone): Add mask_mode field. * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle node->simdclone->mask_mode != VOIDmode masks. (simd_clone_adjust_argument_types): Likewise. Move sc var definition earlier, use it instead of node->simdclone. * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Set clonei->mask_mode. 2016-04-06 Patrick Palka PR c/70436 * parser.c (cp_parser_iteration_statement): New parameter IF_P. Pass it through to cp_parser_already_scoped_statement. (cp_parser_already_scoped_statement): New parameter IF_P. Pass it through to cp_parser_statement. (cp_parser_statement): Pass IF_P through to cp_parser_iteration_statement. (cp_parser_pragma): Adjust call to cp_parser_iteration_statement. 2016-04-06 Patrick Palka PR c/70436 * gimplify.c (gimplify_omp_ordered): Add explicit braces to resolve a future -Wparentheses warning. * omp-low.c (scan_sharing_clauses): Likewise. * tree-parloops.c (eliminate_local_variables): Likewise. 2016-04-06 Vladimir Makarov PR rtl-optimization/70398 * lra-constraints.c (process_address_1): Check zero scale and code for reloading with zero scale. 2016-04-06 Uros Bizjak * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes. (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes. 2016-04-06 Jakub Jelinek * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Add support for AVX512F clones, include them by default for exported OpenMP declare simd functions. For AVX2 allow simdlen 32 and use it if charasteric type is 8-bit, for AVX512F allow simdlen up to 128. PR middle-end/70550 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define. * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit firstprivate clauses. * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts. (lower_omp_target): Set TREE_NO_WARNING for non-addressable possibly uninitialized vars which are copied into addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT. 2016-04-05 John David Anglin * config/pa/predicates.md (integer_store_memory_operand): Accept REG+D operands with a large offset when reload_in_progress is true. (floating_point_store_memory_operand): Likewise. 2016-04-05 Jakub Jelinek PR c++/70336 * match.pd (nested int casts): Limit to GIMPLE. 2016-04-05 Jan Hubicka PR ipa/66223 * ipa-devirt.c (maybe_record_node): Fix comment; use SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED. 2016-04-05 Jakub Jelinek PR rtl-optimization/70542 * ree.c (add_removable_extension): For VECTOR_MODE_P punt if there are any uses other than insn or debug insns. 2016-04-05 Marc Glisse Jakub Jelinek PR tree-optimization/70509 * simplify-rtx.c (simplify_binary_operation_1) : Shift HOST_WIDE_INT_1U instead of 1. 2016-04-05 Zdenek Sojka PR tree-optimization/70509 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead of the vector base type for index. 2016-04-05 Uros Bizjak PR target/70510 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes. 2016-04-05 Richard Biener PR tree-optimization/70526 * tree-sra.c (build_ref_for_offset): Use prev_base to extract the alias pointer type. 2016-04-05 Richard Biener * dse.c (struct store_info): Remove alias_set member. (struct read_info_type): Likewise. (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder, spill_deleted, clear_alias_set_lookup): Remove. (get_group_info): Remove dead base == NULL_RTX case. (dse_step0): Remove initialization of removed variables. (delete_dead_store_insn): Reomve alias set dumping. (free_read_records): Remove alias_set handling. (canon_address): Remove alias_set_out parameter. (record_store): Remove spill_alias_set, it's always zero. (check_mem_read_rtx): Likewise. (dse_step2): Rename from ... (dse_step2_nospill): ... this. Adjust. (scan_stores): Rename from ... (scan_stores_nospill): ... this. (scan_reads): Rename from ... (scan_reads_nospill): ... this. (scan_stores_spill, scan_reads_spill): Remove. (dse_step3_scan): Remove for_spills argument which is always false. (dse_step3): Likewise. (dse_step5): Rename from ... (dse_step5_nospill): ... this. Remove alias_set handling. (rest_of_handle_dse): Adjust. 2016-04-05 Jakub Jelinek PR target/70525 * config/i386/sse.md (*andnot3): Simplify assertions. Use vpandn for V16SI/V8DImode, vpandnq for V32HI/V64QImode, don't use , fix up formatting. (*andnot3_mask): Remove insn with VI12_AVX512VL iterator. 2016-04-05 Richard Biener PR middle-end/70499 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite non-register type temporaries into SSA. 2016-04-04 Jan Hubicka PR ipa/66223 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual calls when sanitizing. (possible_polymorphic_call_target_p): Fix formatting. 2016-04-04 Bill Schmidt Jakub Jelinek PR middle-end/70457 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p to ensure a call statement is compatible with a built-in's prototype. * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute): Likewise. 2016-04-04 Richard Biener PR rtl-optimization/70484 * rtl.h (canon_output_dependence): Declare. * alias.c (canon_output_dependence): New function. * dse.c (record_store): Use canon_output_dependence rather than canon_true_dependence. 2016-03-30 Jan Hubicka PR ipa/68881 * cgraph.h (symtab_node::copy_visibility_from): New function. * symtab.c (symtab_node::copy_visibility_from): New function. * ipa-visibility.c (optimize_weakref): New function. (function_and_variable_visibility): Use it. 2016-04-04 Martin Liska PR hsa/70402 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index value that is really in range handled by SBR instruction. * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump. * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB. * hsa.h (hsa_insn_sbr::m_default_bb): Remove field. 2016-04-03 Oleg Endo PR target/70416 PR target/67391 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is set, but not for SP_REG operands. 2016-04-02 Martin Sebor PR c++/67376 * fold-const.c (maybe_nonzero_address): New function. (fold_comparison): Call it. Fold equality and relational expressions involving null pointers. (tree_single_nonzero_warnv_p): Call maybe_nonzero_address. 2016-03-31 Evandro Menezes Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate the "Y" constraint (scalar FP 0.0 immediate). * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero): Add the "const_double" to the list of operand constraints. 2016-04-01 Jakub Jelinek PR rtl-optimization/70467 * config/i386/i386.md (*add3_doubleword, *sub3_doubleword): If low word of the last operand is 0, just emit addition/subtraction for the high word. 2016-04-01 Andreas Krebbel PR target/70404 * config/s390/s390.c (s390_expand_insv): Check for everything constant instead of just VOIDmode stuff. 2016-04-01 Ramana Radhakrishnan PR target/70496 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB. 2016-04-01 Nathan Sidwell * tree.def (TRY_CATCH_EXPR): Correct documentation. 2016-03-31 Vladimir Makarov PR rtl-optimization/70461 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it is necessary. 2016-03-31 Martin Liska PR hsa/70399 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either a tree value or an immediate integer value to a buffer that is eventually copied to a BRIG section. (emit_immediate_operand): Call the function here. * hsa-dump.c (dump_hsa_immed): Remove checking assert. * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization of class' fields that are removed. (hsa_op_immed::~hsa_op_immed): Remove deinitialization. * hsa.h (class hsa_op_immed): Remove m_brig_repr and m_brig_repr_size fields. 2016-03-31 Martin Liska PR hsa/70391 * hsa-gen.c (hsa_function_representation::update_dominance): New function. (convert_addr_to_flat_segment): Likewise. (gen_hsa_memory_set): New alignment argument. (gen_hsa_ctor_assignment): Likewise. (gen_hsa_insns_for_single_assignment): Provide alignment to gen_hsa_ctor_assignment. (gen_hsa_insns_for_direct_call): Add new argument. (expand_lhs_of_string_op): New function. (expand_string_operation_builtin): Likewise. (expand_memory_copy): New function. (expand_memory_set): New function. (gen_hsa_insns_for_call): Use HOST_WIDE_INT. (convert_switch_statements): Change signature. (generate_hsa): Use a return value of the function. (pass_gen_hsail::execute): Do not call convert_switch_statements here. * hsa-regalloc.c (hsa_regalloc): Call update_dominance. * hsa.h (hsa_function_representation::m_modified_cfg): New flag. (hsa_function_representation::update_dominance): New function. 2016-03-31 Martin Liska PR hsa/70391 * hsa-brig.c (emit_directive_variable): Emit alignment according to hsa_symbol::m_align. * hsa-dump.c (hsa_byte_alignment): Move the function to another file. (dump_hsa_symbol): Dump alignment of HSA symbols. * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol. (gen_hsa_addr_with_align): New function. (hsa_bitmemref_alignment): Use newly added function. (gen_hsa_insns_for_load): Likewise. (gen_hsa_insns_for_store): Likewise. (gen_hsa_memory_copy): New argument added. (gen_hsa_insns_for_single_assignment): Respect alignment for assignments processed via gen_hsa_memory_copy. (gen_hsa_insns_for_direct_call): Likewise. (gen_hsa_insns_for_return): Likewise. (gen_function_def_parameters): Set default alignment. * hsa.c (hsa_object_alignment): New function. (hsa_byte_alignment): Pasted function. * hsa.h (hsa_symbol::m_align): New field. 2016-03-31 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize scratch field for goto case. 2016-03-31 James Greenhalgh * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete. 2016-03-31 Ilya Enkovich PR target/70442 * config/i386/i386.c (scalar_chain::convert_op): Fix description. (scalar_chain::convert_insn): Call convert_op for reg moves to handle undefined registers. 2016-03-31 Nathan Sidwell PR c++/70393 * varasm.c (output_constructor_regular_field): Flush bitfield earlier. Assert we don't want to move backwards. 2016-03-31 Kirill Yukhin PR target/70453 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo. 2016-03-31 Jakub Jelinek PR rtl-optimization/70460 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF with operand from REG_LABEL_OPERAND, instead substitute SET_SRC or REG_EQUAL note content if it is a LABEL_REF. Don't do anything for REG_NON_LOCAL_GOTO jumps. 2016-03-31 Martin Liska * passes.c (execute_one_pass): Do not call todo_after for a discarded function. 2016-03-31 Bin Cheng * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field. (no_cost, infinite_cost): Initialize the new field. (get_computation_cost_at): Record setup cost. (determine_use_iv_cost_address): Skip cost computation for sub uses if we can estimate it without losing accuracy. 2016-03-30 Jan Hubicka * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic estimates here. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also max_loop_iterations_int. (tree_unswitch_outer_loop): Likewise. * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. * tree-vect-loop.c (vect_analyze_loop_2): Likewise. 2016-03-30 Richard Biener PR middle-end/70450 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage. 2016-03-30 Jakub Jelinek PR target/70421 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order in gen_blendm expander. 2016-03-30 Nick Clifton PR target/62254 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the case where we are already provided with an SImode SUBREG. 2016-03-30 H.J. Lu PR target/70439 * config/i386/i386.c (ix86_expand_epilogue): Properly check conflict between DRAP register and __builtin_eh_return. 2016-03-30 Michael Matz Richard Biener PR ipa/12392 * ipa-polymorphic-call.c (struct type_change_info): Change speculative to an unsigned allowing to limit the work we do. (csftc_abort_walking_p): New inline function.. (check_stmt_for_type_change): Limit the number of may-defs skipped for speculative devirtualization to max-speculative-devirt-maydefs. * params.def (max-speculative-devirt-maydefs): New param. * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document. 2016-03-30 Mike Stump PR target/63890 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling and TARGET_MACHO. 2016-03-30 Patrick Palka PR tree-optimization/59124 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2). 2016-03-29 Jeff Law * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment. 2016-03-10 Jan Hubicka * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel to HOST_WIDE_INT. 2016-03-29 Thomas Schwinge * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override. * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of gcrt0.o if linking dynamically. 2016-03-10 Jan Hubicka PR ipa/70283 * ipa-devirt.c (methods_equal_p): New function. (compare_virtual_tables): Use it. * cgraph.h (symbol_table::symbol_suffix_separator): Declare. * cgraphclones.c (clone_function_name_1): Use symbol_table::symbol_suffix_separator. * coverage.c (build_var): Likewise. * symtab.c (symbol_table::symbol_suffix_separator): New. 2016-03-29 Jakub Jelinek PR rtl-optimization/70429 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if mode != result_mode. PR c++/70353 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null. PR tree-optimization/70405 * ssa-iterators.h (num_imm_uses): Add missing braces. 2016-03-29 Vladimir Makarov PR rtl-optimization/68695 * ira-color.c (allocno_copy_cost_saving): New. (improve_allocation): Use it. 2016-03-29 Richard Henderson PR middle-end/70355 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs. 2016-03-29 Richard Biener PR middle-end/70424 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always use alignment returned by get_pointer_alignment_1 if it is bigger than BITS_PER_UNIT. * builtins.c (get_pointer_alignment_1): Do not return true for alignment extracted from SSA info. 2016-03-28 James Bowman * config/ft32/ft32.opt (mnodiv): New. * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV. * doc/invoke.texi (FT32 Options -mnodiv): New. 2016-03-28 Kirill Yukhin PR target/70406 * config/i386/i386.md (define_split, andn): Fix modes. 2016-03-26 Richard Biener Prathamesh Kulkarni PR ipa/70366 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl) instead of TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)) as 2nd argument to cl_optimization_restore(). 2016-03-25 Richard Henderson PR target/70120 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New. * config/aarch64/aarch64-protos.h: Declare it. * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New. 2016-03-25 Alan Modra PR target/70052 * config/rs6000/constraints.md (j): Simplify. * config/rs6000/predicates.md (easy_fp_constant): Exclude decimal float 0.D. * config/rs6000/rs6000.md (zero_fp): New mode_attr. (mov_hardfloat, mov_hardfloat32, mov_hardfloat64, mov_64bit_dm, mov_32bit): Use zero_fp in place of j in all constraint alternatives. (movtd_64bit_nodm): Delete "j" constraint alternative. 2016-03-24 Aldy Hernandez * tree-ssa-propagate.c: Enhance docs for SSA_PROP_NOT_INTERESTING. 2016-03-24 Aldy Hernandez * doc/extend.texi: Fix typo in documentation to pure attribute. 2016-03-24 John David Anglin PR target/70319 * config/pa/pa.md (bswapdi2): Use a scratch register. 2016-03-24 Richard Henderson PR middle-end/69845 * fold-const.c (extract_muldiv_1): Correct test for multiplication overflow. 2016-03-24 Uros Bizjak * config/i386/i386.md (*anddi3_doubleword): Generate AND insn using ix86_expand_binary_operator instead of gen_andsi3. 2016-03-24 Richard Biener PR tree-optimization/70396 * tree-vect-stmts.c (vectorizable_comparison): Use get_vectype_for_scalar_type. 2016-03-24 Richard Biener PR middle-end/70370 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs with register bases. 2016-03-24 Richard Biener PR tree-optimization/70372 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use build_all_ones_cst to also handle vector types correctly. 2016-03-23 Michael Meissner PR target/70381 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set -mfloat128 here. 2016-03-23 Marek Polacek PR c++/69884 * doc/invoke.texi: Document -Wignored-attributes. 2016-03-23 Bin Cheng PR tree-optimization/69042 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the parameter from 30 to 40. 2016-03-23 Bin Cheng PR tree-optimization/69042 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand for use with constant offset stripped in base. 2016-03-23 Richard Biener PR middle-end/70251 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust mode compatibility check. (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-23 Jeff Law PR tree-optimization/64058 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field CONFLICT_COUNT. (struct ssa_conflicts): Move up earlier in the file. (conflicts_, var_map_): New static variables. (initialize_conflict_count): New function to initialize the CONFLICT_COUNT field for each conflict pair. (compare_pairs): Lazily initialize the conflict count and use it as the first tie-breaker. (sort_coalesce_list): Add new arguments conflicts, map. Initialize and wipe conflicts_ and map_ around the call to qsort. Remove special case for 2 coalesce pairs. * bitmap.c (bitmap_count_unique_bits): New function. (bitmap_count_bits_in_word): New function, extracted from bitmap_count_bits. (bitmap_count_bits): Use bitmap_count_bits_in_word. * bitmap.h (bitmap_count_unique_bits): Declare it. 2016-03-23 Ilya Enkovich PR target/69917 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow transparent alias chain for decl assembler name. * config/sol2.c (solaris_assemble_visibility): Likewise. 2016-03-23 Kyrylo Tkachov * config/arm/arm1020e.md (1020call_op): Reduce reservation duration. (v10_fdivs): Likewise. (v10_fdivd): Likewise. 2016-03-23 Kyrylo Tkachov PR driver/70132 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic to not call fclose twice on file. 2016-03-23 Jakub Jelinek PR tree-optimization/70354 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If oprnd0 is wider than oprnd1 and there is a cast from the wider type to oprnd1, mask it with the mask of the narrower type. PR target/70321 * config/i386/i386.md (*anddi3_doubleword, *di3_doubleword): Optimize TARGET_STV splitters, if high or low word of last argument is 0 or -1. 2016-03-22 Jeff Law PR target/70232 tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Correctly distinguish between old style jump threads vs FSM jump threads. 2016-03-22 Ilya Enkovich PR target/70302 * config/i386/i386.c (scalar_chain::convert_op): Support uninitialized register usage case. 2016-03-22 Richard Biener PR middle-end/70251 * genmatch.c (gen_transform): Adjust last parameter to a three-state int... (capture::gen_transform): ... to change behavior when substituting a condition into cond or not-cond expr context. (dt_simplify::gen_1): Adjust. * gimple-match-head.c: Include gimplify.h for unshare_expr. * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert last change and instead change to A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0). (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-22 Anthony Green * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness issue for moxiebox targets. (CC1PLUS_SPEC): Ditto. 2016-03-22 Richard Biener PR middle-end/70333 * fold-const.c (extract_muldiv_1): Properly perform multiplication in the wide type. 2016-03-22 Kirill Yukhin * config/i386/i386.c (def_builtin): Remove duplicated functionality. 2016-03-22 Kirill Yukhin PR target/70325 * config/i386/i386.c (def_builtin): Handle OPTION_MASK_ISA_AVX512VL to be and-ed with other bits. (const struct builtin_description bdesc_special_args[]): Remove duplicate ISA bits. 2016-03-22 Jakub Jelinek PR target/70329 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i] in a way that works also for AVX512BW. PR target/70300 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination instead of source if operands[1] is xmm16 and above and !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of vec_interleave_lowv4sf if we need to unpack xmm16 and above. PR c++/70295 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning on assign if (*from_p) is a comparison, set it to TREE_NO_WARNING (*from_p). 2016-03-21 Jakub Jelinek PR middle-end/70326 * lra.c (restore_scratches): Ignore deleted insns. 2016-03-21 Marc Glisse Jakub Jelinek PR tree-optimization/70317 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0)) to HONOR_NANS. 2016-03-21 Uros Bizjak PR target/70327 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead of ix86_expand_move. (movoi): Ditto. (movti): Use general_operand for operand 1 predicate. 2016-03-21 Martin Liska * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR insns. (dump_hsa_symbol): Dump BRIG offset of hsa_symbols. 2016-03-21 Martin Liska PR ipa/70306 * ipa-icf.c (sem_function::parse): Skip static constructors and destructors. 2016-03-21 Jakub Jelinek PR target/70296 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is function-like macro, peek following token(s) if it is followed by CPP_OPEN_PAREN token with optional padding in between, and if not, don't treat it like a macro. 2016-03-21 Thomas Schwinge Alexander Monakov * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry for the stabs debug format. 2016-03-21 Richard Biener PR tree-optimization/70310 * tree-vect-generic.c (expand_vector_condition): Fold the built condition. 2016-03-21 Kirill Yukhin PR target/70293 * config/i386/sse.md: (define_insn "*vec_dup"/AVX2): Block third alternative for AVX-512VL target, 2016-03-21 Martin Liska PR hsa/70234 * hsa-brig.c (emit_function_directives): Mark unemitted global variables for emission. * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag. (get_symbol_for_decl): Likewise. * hsa.h (struct hsa_symbol): New flag. 2016-03-21 Richard Biener PR tree-optimization/70288 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure we do not estimate unsimplified all-constant conditionals or switches as optimized away. 2016-03-21 Andrey Belevantsev PR rtl-optimization/69102 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field when we have a readonly dependency context. 2016-03-18 Jeff Law PR rtl-optimization/70263 * ira.c (memref_used_between_p): Assert we found END in the insn chain. (update_equiv_regs): When trying to move a store to after the insn that sets the source of the store, make sure the store occurs after the insn that sets the source of the store. When successful note the REG_EQUIV note created in the dump file. 2016-03-16 David Wohlferd Bernd Schmidt * doc/extend.texi: Document more potential problems with basic asms. 2016-03-18 Bernd Schmidt PR rtl-optimization/70278 * lra-constraints.c (split_reg): Handle the case where biggest_mode is VOIDmode. 2016-03-18 Jason Merrill * calls.c (load_register_parameters): Fix zero size sibcall logic. 2016-03-18 Kirill Yukhin * config/i386/sse.md: Use vpbroadcastq for broadcasting DF values to 128b regs. 2016-03-18 Ilya Enkovich PR tree-optimization/70252 * tree-vect-stmts.c (supportable_widening_operation): Check resulting boolean vector has a proper number of elements. (supportable_narrowing_operation): Likewise. 2016-03-18 Tom de Vries PR ipa/70269 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save. 2016-03-18 Jakub Jelinek * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx instead of replace_rtx for DEBUG_INSNs. 2016-03-18 Venkataramanan Kumar * config/i386/znver1.md : Fix latencies of FP/SSE/AVX load type reservations. 2016-03-17 John David Anglin PR target/70188 * config/pa/constraints.md: Revert 2015-02-13 change. Use define_constraint for "Q" and "T" constraints. 2016-03-17 Evandro Menezes Tweak the pipeline model for Exynos M1 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching model. 2016-03-17 David Malcolm PR c/70264 * diagnostic-show-locus.c (compatible_locations_p): Handle the case where one or both locations aren't within a line_map. 2016-03-17 H.J. Lu PR driver/70192 * opts.c (finish_options): Don't set flag_pie to the default if -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0 if it is -1. 2016-03-17 Joern Rennecke * config/i386/i386.md (*movv4qicc_insn+1..36): Pass true as ALL_REGS argument to replace_rtx. 2016-03-17 Richard Biener PR debug/70271 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name last. 2016-03-17 Jakub Jelinek PR target/70245 * rtl.h (replace_rtx): Add ALL_REGS argument. * rtlanal.c (replace_rtx): Likewise. If true, use REGNO equality and assert mode is the same, instead of just rtx pointer equality. * config/i386/i386.md (mov + arithmetics with load peephole): Pass true as ALL_REGS argument to replace_rtx. 2016-03-17 Ilya Enkovich * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply for boolean vector with vector mode only. (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-17 Nick Clifton PR target/70162 * config/rx/rx.c (rx_print_integer): Print negative constants in decimal. 2016-03-17 Jakub Jelinek PR target/70261 * rtlanal.c (replace_rtx): Revert 2016-03-16 change. 2016-03-16 Richard Henderson Richard Biener PR middle-end/70240 PR middle-end/68215 PR tree-opt/68714 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the first operand as is_gimple_condexpr. PR middle-end/70240 PR middle-end/68215 Revert r231575 2015-12-11 Eric Botcazou * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter. Do not gimplify the result. (do_unop): Adjust call to tree_vec_extract. (do_binop): Likewise. (do_compare): Likewise. (do_plus_minus): Likewise. (do_negate): Likewise. (expand_vector_condition): Likewise. (do_cond): Likewise. 2016-03-16 Richard Henderson PR target/70048 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New. (aarch64_classify_address): Use it. (aarch64_legitimize_address): Force all subexpressions of PLUS into registers. Simplify as (sfp+const)+reg or (reg+reg)+const. 2016-03-16 Jakub Jelinek Richard Biener PR target/70245 * rtlanal.c (replace_rtx): For REG, if from is a REG, return to even if only REGNO is equal, and assert mode is the same. 2016-03-11 Jeff Law PR rtl-optimization/70224 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P. 2016-03-16 Richard Henderson PR middle-end/70199 * function.h (struct function): Add has_forced_label_in_static. * gimplify.c (force_labels_r): Set it. * lto-streamer-in.c (input_struct_function_base): Read it. * lto-streamer-out.c (output_struct_function_base): Write it. * tree-inline.c (has_label_address_in_static_1): Remove. (copy_forbidden): Remove fndecl parameter; test has_forced_label_in_static. (inline_forbidden_p): Update call to copy_forbidden. (tree_versionable_function_p): Likewise. * ipa-chkp.c (chkp_instrumentable_p): Likewise. (chkp_versioning): Likewise. * tree-inline.h (copy_forbidden): Update decl. 2016-03-16 Marek Polacek PR c/70093 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the function being thunked if the result type doesn't have fixed size. * gimplify.c (gimplify_modify_expr): Also set LHS if the result type doesn't have fixed size. 2016-03-16 Bin Cheng * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by reporting malformed loop nest. 2016-03-16 Tom de Vries PR lto/70187 * ipa-devirt.c (possible_polymorphic_call_targets): Move nodes.length () == 1 test to before first nodes[0] access. 2016-03-16 Tom de Vries PR tree-optimization/68715 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing single_pred_p test. 2016-03-16 Tom de Vries PR tree-optimization/68809 * graphite-scop-detection.c (same_close_phi_node): Test if result types are the same. 2016-03-16 Carlos O'Donell Sandra Loosemore * doc/extend.texi (Common Function Attributes): Describe ifunc impact on leaf attribute. Mention ELF interposition problems. 2016-03-16 Alan Modra PR rtl-optimization/69195 PR rtl-optimization/47992 * ira.c (indirect_jump_optimize): Ignore artificial defs. Add comments. 2016-03-15 Eric Botcazou PR bootstrap/69513 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list. 2016-03-15 Senthil Kumar Selvaraj * config/avr/avr.md (rotl3): Set mode for operand 2. 2016-03-15 Jakub Jelinek PR rtl-optimization/70222 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT optimization if mode is different from result_mode, queue up masking of the result in outer_op. Formatting fix. PR middle-end/70239 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead of safe_grow. 2016-03-15 Andrey Belevantsev PR rtl-optimization/69032 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when looping backwards over basic block insns. 2016-03-15 Andrey Belevantsev PR target/66660 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern to non-speculative when propagating trap bits. 2016-03-15 Andrey Belevantsev PR rtl-optimization/63384 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on DEBUG_INSN_P insns. 2016-03-15 Andrey Belevantsev PR target/64411 * sched-deps.c (get_implicit_reg_pending_clobbers): New function, factored out from ... (sched_analyze_insn): ... here. * sched-int.h (get_implicit_reg_pending_clobbers): Declare it. * sel-sched-ir.c (setup_id_implicit_regs): New function, use get_implicit_reg_pending_clobbers in it. (setup_id_reg_sets): Use setup_id_implicit_regs. (deps_init_id): Ditto. 2016-03-15 Tom de Vries PR ipa/70161 * cgraph.c (cgraph_node::get_body): Save, reset and restore dump_file_name. * passes.c (execute_one_ipa_transform_pass): Add missing argument to execute_function_dump. (execute_one_pass): Don't dump function if it will be dumped after ipa transform. 2016-03-15 Segher Boessenkool * genrecog.c (match_pattern_2): If pred is NULL don't call safe_predicate_mode on it. 2016-03-14 Jakub Jelinek PR middle-end/70219 * lra-constraints.c (delete_move_and_clobber): Change assertion to also allow dregno == 0. 2016-03-14 Richard Henderson PR tree-opt/68714 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New. (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P. (reassociate_bb): Use optimize_vec_cond_expr; avoid optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi on vectors. 2016-03-14 Bernd Schmidt PR target/70083 * lra-lives.c (process_bb_lives): Also update biggest mode for hard regs. (lra_create_live_ranges_1): initialize hard register biggest_mode to VOIDmode. * lra-constraints.c (split_reg): For hard regs, try to find the biggest single-register mode used in the function. 2016-03-14 Richard Biener PR tree-optimization/56365 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate constants to compare against. 2016-03-14 Segher Boessenkool PR target/70098 * config/rs6000/rs6000.md (*ctr_internal1, *ctr_internal2, *ctr_internal5, *ctr_internal6): Also allow "d" as output. (define_split for the GPR case): Use int_reg_operand instead of gpc_reg_operand for the output. 2016-03-14 Tom de Vries PR tree-optimization/70045 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare create_empty_if_region_on_edge argument. 2016-03-13 Eric Botcazou * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define. (STACK_CHECK_PROTECT): Likewise. * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise (STACK_CHECK_PROTECT): Likewise. * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise (STACK_CHECK_PROTECT): Likewise. * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise. * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise. (STACK_CHECK_PROTECT): Likewise. 2016-03-12 Andrey Belevantsev PR rtl-optimization/69307 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard registers in modes that span more than one register. 2016-03-12 Vladimir Makarov PR target/69614 * lra-constraints.c (delete_move_and_clobber): New. (remove_inheritance_pseudos): Use it. 2016-03-12 Eric Botcazou PR ada/70017 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if the libcall is LCT_THROW. * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call for the checking routine. 2016-03-11 Michael Meissner PR target/70131 * config/rs6000/rs6000.md (round322_fprs): Do not do the optimization if we have direct move. (roundu322_fprs): Likewise. 2016-03-11 Bernd Schmidt PR target/70123 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t be rematerialized. (reg_overlap_for_remat_p): Renamed from input_regno_present_p. Arguments swapped. All callers changed. Take reg_renumber into account, and Calculate and compare register ranges for hard regs. 2016-03-11 Jeff Law PR tree-optimization/70190 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Handle cases where we can not extract the taken edge, even though we found a constant value. PR tree-optimization/64058 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX. (num_coalesce_pairs): Move up earlier in file. (find_coalesce_pair): Initialize the INDEX field for each pair discovered. (compare_pairs): No longer sort on the elements in each pair. Instead break ties with the index of the coalesce pair. 2016-03-11 Kyrylo Tkachov PR target/70002 * config/aarch64/aarch64-protos.h (aarch64_save_restore_target_globals): New prototype. * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse): Call the above when popping pragma. * config/aarch64/aarch64.c (aarch64_save_restore_target_globals): New function. (aarch64_set_current_function): Rewrite using the above. 2016-03-11 Jakub Jelinek PR tree-optimization/70177 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ... (extract_ops_from_tree): ... this. In the 2 argument overload remove _1 suffix. * gimple-expr.c (extract_ops_from_tree_1): Renamed to ... (extract_ops_from_tree): ... this. * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree): Adjust callers. * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise. * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand extract_ops_from_tree instead of 2 operand one. 2016-03-11 Alan Lawrence PR tree-optimization/70013 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data for constant-pool entries. 2016-03-11 Jakub Jelinek PR rtl-optimization/70174 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible followed by gen_lowpart on force_reg instead of just gen_lowpart. PR tree-optimization/70169 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable for unknown codes. 2016-03-11 Ilya Enkovich Jakub Jelinek PR target/70160 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses of uninitialized values. 2016-03-11 Andreas Krebbel * config/s390/s390.md ("trunctddd2"): Turn former define_insn into define_expand. ("*trunctddd2"): New pattern definition. ("trunctdsd2"): Set prep_for_short_prec rounding mode for the TD->DD truncation. 2016-03-11 Andreas Krebbel * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant definitions for BFP and DFP rounding modes. ("fixuns_truncdddi2", "fixuns_trunctddi2") ("fixuns_trunc2", "fixuns_truncsi2") ("fix_trunc2", "fix_truncdi2") ("fix_trunctf2"): Use the new constants instead of magic numbers. 2016-03-11 Andreas Krebbel * config/s390/constraints.md: Adjust comment. ("Y"): Adjust comment. Rename s390_decompose_shift_count to s390_decompose_addrstyle_without_index. * config/s390/predicates.md (shift_count_or_setmem_operand): Rename to setmem_operand. * config/s390/s390-protos.h (s390_decompose_shift_count): Rename to s390_decompose_addrstyle_without_index. * config/s390/s390.c (s390_decompose_shift_count) (s390_mem_constraint, print_shift_count_operand) (print_operand_address, print_operand): Rename s390_decompose_shift_count to s390_decompose_addrstyle_without_index and rename print_shift_count_operand to print_addrstyle_operand troughout the file. * config/s390/s390.md ("setmem_long_", "*setmem_long") ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"): Rename shift_count_or_setmem_operand to setmem_operand. * config/s390/vx-builtins.md ("vec_insert") ("vec_promote"): Replace shift_count_or_setmem_operand with nonmemory_operand. 2016-03-10 Ulrich Weigand PR target/70168 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Handle overlapping retval and newval. 2016-03-10 Nick Clifton PR target/7044 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1): When forcing flag_omit_frame_pointer to be true, use a special value that can be detected if this function is called again, thus preventing flag_omit_leaf_frame_pointer from being forced to be false. 2016-03-10 Kyrylo Tkachov * common/config/aarch64/aarch64-common.c (aarch64_handle_option): Set x_flag_omit_leaf_frame_pointer when handling -momit-leaf-frame-pointer. 2016-03-10 Jan Hubicka PR lto/69589 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target. * cgraph.h (cgraph_node): Add indirect_call_target flag. * ipa.c (has_addr_references_p): Cleanup. (is_indirect_call_target_p): New. (walk_polymorphic_call_targets): Do not mark virtuals that may be called indirectly as local. (symbol_table::remove_unreachable_nodes): Compute indirect_call_target. 2016-03-10 Jan Hubicka PR ipa/69630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE on cxa_pure_virtual. 2016-03-10 Jan Hubicka PR lto/69589 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL. 2016-03-10 Jan Hubicka PR lto/69589 * tree.c (need_assembler_name_p): Only record main variant type names. 2016-03-10 Christophe Lyon PR target/70113. * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT): Always define to 0 or 1. (TARGET_FIX_ERR_A53_843419): New macro. * config/aarch64/aarch64-elf-raw.h (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes. * config/aarch64/aarch64-linux.h: Likewise. * config/aarch64/aarch64.c (aarch64_override_options_after_change_1): Do not default aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum 843419 is on. (aarch64_attributes): Handle fix-cortex-a53-843419. (aarch64_can_inline_p): Likewise. * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save. 2016-03-10 Alan Lawrence Jakub Jelinek * common.opt (funconstrained-commons, flag_unconstrained_commons): New. * tree.c (array_at_struct_end_p): Do not limit to size of decl for DECL_COMMONS if flag_unconstrained_commons is set. * tree-dfa.c (get_ref_base_and_extent): Likewise. * doc/invoke.texi (Optimize Options): Add -funconstrained-commons. (funconstrained-commons): Document. 2016-03-10 Christophe Lyon * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-fusion-pairs.def and aarch64-tuning-flags.def 2016-03-10 Ilya Enkovich * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask has a proper number of elements. 2016-03-10 Alan Modra PR rtl-optimization/69195 PR rtl-optimization/47992 * ira.c (recorded_label_ref): Delete. (update_equiv_regs): Return void. (indirect_jump_optimize): New function. (ira): Call indirect_jump_optimize and delete_trivially_dead_insns before regstat_compute_ri. Don't rebuild_jump_labels here. Delete update_regstat. 2016-03-10 Richard Biener PR tree-optimization/70128 * tree-ssa-structalias.c (set_uids_in_ptset): Set vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL. 2016-03-09 Jakub Jelinek PR tree-optimization/70152 * tree-sra.c (replace_removed_params_ssa_names): Copy over SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name. PR target/70086 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df instead of gen_sse2_loadlpd. * config/i386/sse.md (*vec_concatv2df): Rename to... (vec_concatv2df): ... this. PR tree-optimization/70127 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change. 2016-03-09 David Malcolm PR c/68473 PR c++/70105 * diagnostic-show-locus.c (compatible_locations_p): New function. (layout::layout): Sanitize ranges using compatible_locations_p. 2016-03-09 David Malcolm PR c/68473 PR c++/70105 * diagnostic-show-locus.c (layout_range::layout_range): Replace location_range param with three const expanded_locations * and a bool. (layout::layout): Replace call to rich_location::lazily_expand_location with get_expanded_location. Extract the range and perform location expansion here, passing the results to the layout_range ctor. * diagnostic.c (source_range::debug): Delete. * diagnostic.h (diagnostic_expand_location): Reimplement in terms of rich_location::get_expanded_location. * gcc-rich-location.c (get_range_for_expr): Delete. (gcc_rich_location::add_expr): Reimplement to avoid the rich_location::add_range overload that took a location_range, passing a location_t instead. 2016-03-09 Richard Biener Jakub Jelinek PR tree-optimization/70138 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Also skip vect_double_reduction_def. 2016-03-09 Jakub Jelinek PR target/70049 * config/i386/sse.md (*vec_extract): Use %0 instead of %k0 if the operand is "m". 2016-03-09 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level. 2016-03-09 Venkataramanan Kumar * config/i386/i386.c (processor_target_table): Fix cost table intialization order for znver1. 2016-03-08 Jakub Jelinek * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling - becuase -> because. * ipa-reference.c (ignore_module_statics): Likewise. * cgraph.c (cgraph_node::get_body): Likewise. * ipa-inline.c (early_inliner): Likewise. * ipa-devirt.c (types_same_for_odr): Likewise. * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise. * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise. 2016-03-08 Kyrylo Tkachov * tree-ssa-math-opts.c: Fix typo in comment. 2016-03-08 Jakub Jelinek PR target/70110 * config/i386/i386.c (scalar_chain::make_vector_copies, scalar_chain::convert_reg): Call end_sequence in between get_insns and emit_conversion_insns rather than after both calls. 2016-03-07 Uros Bizjak PR target/70064 * config/i386/i386.h (machine_function): Add pc_thunk_call_expanded flag. (ix86_pc_thunk_call_expanded): New define. * config/i386/i386.md (set_got, set_got_labelled): New expanders. (*set_got): Rename insn pattern from set_got. (*set_got_labelled): Rename inst pattern from set_got_labelled. * config/i386/i386.c (ix86_compute_frame_layout): Use ix86_pc_thunk_call_expanded to prevent red-zone. 2016-03-07 Martin Jambor * hsa.h (hsa_get_ctor_statements): Declare. (hsa_get_dtor_statements): Likewise. (hsa_get_kernel_dispatch_type): Likewise. * hsa.c (hsa_get_ctor_statements): New function. (hsa_get_dtor_statements): Likewise. (hsa_get_kernel_dispatch_type): Likewise. * hsa-brig.c (hsa_cdtor_statements): Removed. (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and hsa_get_dtor_statements. * hsa-gen.c (hsa_kernel_dispatch_type): Removed. (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type. 2016-03-07 Andre Vieira * config/arm/arm-cores.def (cortex-r8): New. * config/arm/arm-tables.opt (cortex-r8): Regenerate. * config/arm/arm-tune.md: Likewise. * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values. 2016-03-07 Martin Sebor PR rtl-optimization/19705 * doc/invoke.texi (Options That Control Optimization): Clarify -fno-branch-count-reg. 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP. Move after definition of loops_state_clear. 2016-03-07 Bin Cheng PR rtl-optimization/69052 * rtlanal.c (commutative_operand_precedence): Set higher precedence to CONST_WIDE_INT. 2016-03-07 Tom de Vries PR tree-optimization/70116 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling is_tm_ending stmts and ubsan/asan internal functions. (find_duplicate): Use it. Don't test is_tm_ending here. 2016-03-07 Richard Biener PR tree-optimization/70115 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove. (propagate_constants_for_unrolling): Use replace_uses_by. 2016-03-07 Nathan Sidwell PR middle-end/69916 * omp-low.c (struct oacc_loop): Add ifns. (new_oacc_loop_raw): Initialize it. (finish_oacc_loop): Clear mask & flags if no ifns. (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls. (oacc_loop_xform_loop): Add ifns arg & adjust. (oacc_loop_process): Adjust oacc_loop_xform_loop call. 2016-03-07 Richard Henderson PR rtl-opt/70061 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust. (insert_value_copy_on_edge): Likewise. 2016-03-07 Kyrylo Tkachov * config/arm/arm_neon.h: Show error if using with soft-float ABI. 2016-03-07 Rainer Orth PR target/62281 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define. 2016-03-05 Venkataramanan Kumar * config/i386/i386.c (znver1_cost): Fix Multiply cost. 2016-03-05 Venkataramanan Kumar Fix sseimul type attribute. * config/i386/znver1.md (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load, znver1_sseimul_avx256_load) : Fix the type attribute. (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute, pipe usage and latency. 2016-03-05 Jakub Jelinek PR c++/70084 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it to the right type. 2016-03-04 Bernd Schmidt PR c/69973 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT. PR rtl-optimization/69941 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of the reg share its mode. 2016-03-04 Jeff Law PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): If the both SSA_NAMEs are anonymous, then consider them unassociated and include the PHI in the statement count. 2016-03-05 Tom de Vries * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc construct in oacc routine. Check for oacc region in oacc routine. 2016-03-04 Jakub Jelinek PR target/70062 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert 2016-02-22 changes, instead don't recurse if RECUR is already true. Don't change *dynamic_check if RECUR. Adjust recursive caller to pass true to the new argument. (ix86_expand_set_or_movmem): Adjust decide_alg caller. PR target/70059 * config/i386/sse.md (vec_set_lo_, _vinsert_mask): Formatting fixes. (vec_set_hi_): Likewise. Swap VEC_CONCAT operands. 2016-03-04 Bernd Schmidt PR rtl-optimization/57676 * lra-assigns.c (lra_assign): Guard test for maximum iterations with flag_checking. 2016-03-04 Ilya Enkovich * tree-vect-patterns.c (search_type_for_mask): Handle comparison of booleans. 2016-03-04 Jakub Jelinek * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align): Fix @xref usage. PR debug/69947 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle all other ops that have dw_val_class_die_ref operands, and DW_OP_GNU_entry_value. 2016-03-03 Kyrylo Tkachov PR rtl-optimization/69904 * config/arm/arm.c (arm_cannot_copy_insn_p): Return true for load-exclusive instructions. 2016-03-03 Jakub Jelinek PR target/70021 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark the pattern no matter if it is used just by non-pattern, pattern or mix thereof. (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers. * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If oprnd1 def_stmt is in pattern, don't look through it. 2016-03-03 Marek Polacek PR middle-end/70050 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check. 2016-03-03 Martin Liska PR tree-optimization/70043 * tree-vect-loop.c (optimize_mask_stores): Move iterator to previous statement if we see a debug statement. 2016-03-03 Richard Biener PR tree-optimization/55936 * tree-vrp.c (compare_name_with_value): Add use_equiv_p parameter and guard unsafe equivalence use. (vrp_evaluate_conditional_warnv_with_ops): Always use safe equivalences but not via the quadratic compare_names helper. 2016-03-03 Michael Collison PR target/70014 * config/arm/arm.md (*subsi3_carryin_const): Change predicate for operand 1 to s_register_operand. Change predicate for operand 2 to arm_not_immediate_operand. 2016-03-02 H.J. Lu * doc/tm.texi: Regenerated. 2016-03-02 Richard Henderson PR rtl-opt/67145 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without simplification when all args are positive non-fixed registers. 2016-03-02 Manuel Lopez-Ibanez * target.def (lra_p): Specify that new ports should use LRA. 2016-03-02 Jakub Jelinek PR libgomp/69555 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also gimplify_type_sizes the type they refer to. (omp_notice_variable): Handle reference vars to VLAs. * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE reference to VLA decls in the second pass instead of first pass. 2016-03-02 Tom de Vries PR tree-optimization/68659 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle new_expr == NULL_TREE. (get_new_name): Handle ADDR_EXPR. 2016-03-02 Bin Cheng PR rtl-optimization/69052 * loop-invariant.c (canonicalize_address): New function. (inv_can_prop_to_addr_use): Check validity of address expression which is canonicalized by above function. 2016-03-02 Alan Modra PR ipa/69990 * ipa-icf.c (sem_variable::merge): Do not merge an alias with larger alignment. 2016-03-02 Jakub Jelinek PR target/70028 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative. (*movhi_internal): Put mask moves from and to memory separately from moves from/to GPRs. 2016-03-02 Richard Biener * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded GENERIC expressions in GIMPLE. 2016-03-02 Richard Biener * config/i386/i386.c (type_natural_mode): Fix typo. 2016-03-02 Nick Clifton * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file. 2016-03-02 Richard Biener Uros Bizjak PR target/67278 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors. 2016-03-02 Richard Biener PR middle-end/67278 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case. 2016-03-02 Marek Polacek PR c/67854 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the "is promoted to" warning. 2016-03-01 DJ Delorie * config.gcc: Deprecate mep-*. 2016-03-01 Vladimir Makarov PR middle-end/70025 * lra-constraints.c (regno_val_use_in): New. (match_reload): Use it instead of regno_use_in. 2016-03-01 Eric Botcazou PR rtl-optimization/70007 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory references present in REG_EQUAL notes attached to non-SET patterns. 2016-03-01 Jeff Law PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Appropriately clamp the number of statements to copy when the thread path does not traverse a loop backedge. PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Do count some PHIs in the thread path against the insn count. Decrease final statement count by one as the control statement in the last block will get removed. Remove special cased code for handling PHIs in the last block. 2016-03-01 Uros Bizjak PR target/70027 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel asm dialect alternatives to explicit GOTPCREL calls. 2016-03-01 Eric Botcazou PR ada/70017 * ira.c (do_reload): Issue warning for generic stack checking here... * reload1.c (reload): ...instead of here and streamline it. 2016-03-01 Nick Clifton * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file. 2016-03-01 Richard Biener PR tree-optimization/69983 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare types and fall back to operand_equal_p. 2016-03-01 Andreas Krebbel Revert 2016-03-01 Andreas Krebbel * config/s390/constraints.md ("jm8"): New constraint. * config/s390/predicates.md ("const_int_8bitset_operand"): New predicate. * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge into ... ("*setmem_long"): New pattern. ("*setmem_long_31z", "*setmem_long_and_31z"): Merge into ... ("*setmem_long_31z"): New pattern. * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"): New substitution rules with the required attributes. 2016-03-01 Andreas Krebbel Revert 2016-03-01 Andreas Krebbel * gensupport.c (process_substs_on_one_elem): Split loop to complete mark_operands_used_in_match_dup on all expressions in the vector first. (adjust_operands_numbers): Inline into process_substs_on_one_elem and remove function. 2016-03-01 Richard Biener PR middle-end/70022 * fold-const.c (fold_indirect_ref_1): Fix range checking for vector BIT_FIELD_REF extract. 2016-03-01 Richard Biener PR tree-optimization/69994 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case. 2016-03-01 Ilya Enkovich PR tree-optimization/69956 * tree-vect-stmts.c (supportable_widening_operation): Support multi-step conversion of boolean vectors. (supportable_narrowing_operation): Likewise. 2016-03-01 Andreas Krebbel * config/s390/s390.c (s390_decompose_address): Don't accept SImode anymore. 2016-03-01 Andreas Krebbel * config/s390/subst.md (DSI_VI): New mode iterator. ("addr_style_op_subst"): Use DSI_VI instead of DSI. * config/s390/vector.md ("vec_set"): Move expander before the insn definition. ("*vec_set"): Change predicate and add alternative to support only either register or const_int operands as element selector. ("*vec_set_plus"): New pattern to support reg + const_int operands. ("vec_extract"): New expander. ("*vec_extract"): New insn definition supporting reg and const_int element selectors. ("*vec_extract_plus"): New insn definition supporting reg+const_int element selectors. ("rotl3", "ashl3", "ashr3"): Merge into the following expander+insn definition. ("3"): New expander. ("*3"): New insn definition. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("*tabort_1"): Change predicate to nonmemory_operand. Add a second alternative to cover register as well as const int operands. ("*tabort_1_plus"): New pattern definition. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("*ashrdi3_cc_31") ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and") ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"): Merge insn definitions into ... ("*ashrdi3_31"): New pattern definition. ("*ashr3_cc", "*ashr3_cconly", "ashr3", ) ("*ashr3_cc_and", "*ashr3_cconly_and") ("*ashr3_and"): Merge insn definitions into ... ("*ashr3"): New pattern definition. * config/s390/subst.md ("addr_style_op_cc_subst") ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New substitutions patterns plus attributes. Add ashiftrt to SUBST iterator. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("3"): Change predicate of op2 to nonmemory_operand. ("*di3_31", "*di3_31_and"): Merge into single pattern definition ... ("*di3_31"): New pattern. ("*3", "*3_and"): Merge into single pattern definition ... ("*3"): New pattern. * config/s390/subst.md: Add ashift and lshiftrt to SUBST iterator. 2016-03-01 Andreas Krebbel * config/s390/predicates.md (const_int_6bitset_operand): New predicate. * config/s390/s390.md: Include subst.md. ("rotl3"): New expander. ("rotl3", "*rotl3_and"): Merge insn definitions into ... ("*rotl3"): New insn definition. * config/s390/subst.md: New file. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("op_type", "atype", "length" attributes): Remove RRR type. It doesn't really exist. ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode attributes. ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes. ("*cmp_ccs", "floatdi2", "add3") ("*add3_cc", "*add3_cconly", "sub3") ("*sub3_cc", "*sub3_cconly", "mul3") ("fma4", "fms4", "div3", "*neg2") ("*abs2", "*negabs2", "sqrt2"): Override `enabled' attribute. 2016-03-01 Andreas Krebbel * gensupport.c (process_substs_on_one_elem): Split loop to complete mark_operands_used_in_match_dup on all expressions in the vector first. (adjust_operands_numbers): Inline into process_substs_on_one_elem and remove function. 2016-02-29 Eric Botcazou PR target/69706 * config/sparc/sparc.c (NWORDS_UP): Rename to... (CEIL_NWORDS): ...this. Use CEIL macro. (compute_fp_layout): Adjust to above renaming. (function_arg_union_value): Likewise. (sparc_arg_partial_bytes): Likewise. (sparc_function_arg_advance): Likewise. 2016-02-29 Jeff Law PR tree-optimization/70005 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case where an object with a boolean range is compared against a value outside [0..1]. PR tree-optimization/69999 * gimple-ssa-split-paths.c (split_paths): When duplicating a block with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule loop cleanups. 2016-02-29 Richard Biener PR tree-optimization/69994 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function. (get_unary_op): Look through nop conversions. (ops_equal_values_p): New function, look for equality diregarding nop conversions. (eliminate_plus_minus_pair): Use ops_equal_values_p (repropagate_negates): Do not use get_unary_op here. 2016-02-29 Martin Liska * system.h: Poison ENABLE_CHECKING macro. 2016-02-29 Martin Liska * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS is presented in dump flags. * hsa-regalloc.c (linear_scan_regalloc): Likewise. (hsa_regalloc): Likewise. 2016-02-19 Richard Biener PR tree-optimization/69980 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update permutation of those we need to keep. 2016-02-29 Eric Botcazou PR target/69706 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to... (NWORDS_UP): ...this (init_cumulative_args): Minor tweaks. (sparc_promote_function_mode): Likewise. (scan_record_type): Delete. (traverse_record_type): New function template. (classify_data_t): New structure type. (classify_registers): New inline function. (function_arg_slotno): In 64-bit mode, bail out early if FP slots are exhausted. Instantiate traverse_record_type on classify_registers and deal with the case of a structure passed in slot #15 with no FP field in the first word. (assign_data_t): New structure type. (compute_int_layout): New static function. (compute_fp_layout): Likewise. (count_registers): New inline function. (assign_int_registers): New static function. (assign_fp_registers): Likewise. (assign_registers): New inline function. (function_arg_record_value_1): Delete. (function_arg_record_value_2): Likewise. (function_arg_record_value_3): Likewise. (function_arg_record_value): Adjust to above changes. Instantiate traverse_record_type on count_registers to first count the number of registers to be used and then on assign_registers to assign them. (function_arg_union_value): Adjust to above renaming. (sparc_function_arg_1); Minor tweaks. Remove commented out code. (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the case of a structure passed in slot #15 (sparc_function_arg_advance): Likewise. (function_arg_padding): Minor tweak. 2016-02-29 Richard Biener PR tree-optimization/69720 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid the adjustment_def path for possibly vectorized defs. (vect_create_epilog_for_reduction): Handle vectorized initial defs properly. 2016-02-28 Eric Botcazou * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define. 2016-02-27 Jeff Law Revert 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. 2016-02-27 Jakub Jelinek PR rtl-optimization/69896 * tree-vect-generic.c (get_compute_type): Avoid single element vector types. 2016-02-26 Evandro Menezes Rename the AArch64 tuning option and related functions to enable the Newton series for the reciprocal square root to reflect its approximative characteristic. * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename function to "aarch64_emit_approx_rsqrt". * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to AARCH64_EXTRA_TUNE_APPROX_RSQRT. * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name. (xgene1_tunings): Likewise. (use_rsqrt_p): Likewise. (aarch64_emit_swrsqrt): Use new function name. * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise. * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the text explaining this option. * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise. 2016-02-26 Jakub Jelinek PR target/69969 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't complain about -mallow-movmisalign without -mvsx if TARGET_ALLOW_MOVMISALIGN was not set explicitly. 2016-02-26 Joel Sherrill * config.gcc: Add x86_64-*-rtems*. * gcc/config/i386/rtems-64.h: New file. 2016-02-26 Joel Sherrill * config.gcc: Add aarch64-*-rtems*. * gcc/config/aarch64/rtems.h: New file. 2016-02-26 Segher Boessenkool PR target/69946 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm shift amount using %h. Add comment. 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. 2016-02-26 Martin Jambor PR middle-end/69920 * tree-sra.c (sra_modify_assign): Do not remove loads of uninitialized aggregates to SSA_NAMEs. 2016-02-26 Richard Henderson PR target/69709 * config/s390/s390.md (risbg and risbgn splitters): Allocate new pseudo in case the target rtx matches the source of the left shift. 2016-02-26 Martin Jambor PR hsa/69568 * hsa.h (hsa_type_packed_p): Declare. * hsa.c (hsa_type_packed_p): New function. * hsa-gen.c (mem_type_for_type): Use unsigned type for packed loads. (gen_hsa_insns_for_store): Use hsa_type_packed_p. * hsa-brig.c (emit_basic_insn): Likewise. 2016-02-26 Martin Jambor pr hsa/69674 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for pointers. (gen_hsa_addr): Allow integer constants in TMR_INDEX2. 2016-02-26 Martin Jambor * hsa.h (is_a_helper): New overload for hsa_op_immed for hsa_op_with_type operands. (hsa_unsigned_type_for_type): Declare. * hsa.c (hsa_unsigned_type_for_type): New function. * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type. (gen_hsa_insns_for_operation_assignment): Satisfy constrains of the finalizer. Do not emit extra move. 2016-02-26 Martin Jambor * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of atomic operations in private segment. 2016-02-26 Martin Jambor * omp-low.c (grid_find_ungridifiable_statement): Store problematic statements to wi->info. Also disallow omp simd constructs. (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason for not gridifying. Dump special string for omp_for. 2016-02-26 Kyrylo Tkachov PR target/69245 * config/aarch64/aarch64.c (aarch64_set_current_function): Save/restore target globals when switching to target_option_default_node. 2016-02-26 Kyrylo Tkachov PR target/69613 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask): Return 0 if !SHIFT_COUNT_TRUNCATED. 2016-02-26 Jakub Jelinek Eric Botcazou PR rtl-optimization/69891 * dse.c (scan_insn): If we can't figure out memset arguments or they are non-constant, call clear_rhs_from_active_local_stores. 2016-02-26 Martin Liska * doc/extend.texi: Mention clog10, clog10f an clog10l in Builtins section. 2016-02-26 Martin Liska * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with CHECKING_P. (resolve_args_picking_1): Likewise. * dwarf2out.h (struct GTY): Likewise. 2016-02-26 Martin Liska * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro with flag_checking. * hsa-regalloc.c (linear_scan_regalloc): Likewise. 2016-02-26 Markus Trippelsdorf Martin Liska * doc/install.texi: Mention --enable-valgrind-annotations. 2016-02-26 Richard Biener PR tree-optimization/69551 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When looking through aliases adjust DECL_PT_UID to refer to the ultimate alias target. 2016-02-25 Martin Liska PR middle-end/69919 * alloc-pool.c (after_memory_report): New variable. * alloc-pool.h (base_pool_allocator ::release): Do not use the infrastructure if after_memory_report. * toplev.c (toplev::main): Mark after memory report. 2016-02-25 Richard Biener PR tree-optimization/48795 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p. 2016-02-25 Ilya Verbin PR driver/68463 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if offloading is enabled and -fopenacc or -fopenmp is specified. (CRTOFFLOADEND): Likewise. (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN. (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND. * lto-wrapper.c (offloadbegin, offloadend): Remove static vars. (offload_objects_file_name): New static var. (tool_cleanup): Remove offload_objects_file_name file. (find_offloadbeginend): Replace with ... (find_crtoffloadtable): ... this. (run_gcc): Remove offload_argc and offload_argv. Get offload_objects_file_name from -foffload-objects=... option. Read names of object files with offload from this file, pass them to compile_images_for_offload_targets. Don't call find_offloadbeginend and don't pass offloadbegin and offloadend to the linker. Don't pass offload non-LTO files to the linker, because now they're not claimed. 2016-02-25 Jan Hubicka PR ipa/69630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE on builtin_unreachable. 2016-02-25 Jakub Jelinek PR rtl-optimization/69896 * regcprop.c: Include cfgrtl.h. (copyprop_hardreg_forward_1): If noop_p insn uses narrower than remembered mode, either delete it (if noop_move_p), or treat like copy_p but not noop_p instruction. 2016-02-24 Jakub Jelinek PR debug/69705 * dwarf2out.c (gen_variable_die): Work around buggy LTO - allow NULL decl for Fortran DW_TAG_common_block variables. 2016-02-24 Jason Merrill * common.opt (flifetime-dse): Add -flifetime-dse=1. 2016-02-24 Richard Biener Jakub Jelinek PR middle-end/69760 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write conditionally executed ops to well-defined overflow behavior. 2016-02-24 Jakub Jelinek PR middle-end/69915 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST elements. 2016-02-24 Kyrylo Tkachov PR rtl-optimization/69886 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode argument. Use it when checking validity of set instructions. (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p. (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p callsite. * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype. * store-motion.c (find_moveable_store): Update can_assign_to_reg_without_clobbers_p callsite. 2016-02-24 Richard Biener PR middle-end/68963 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix bogus check. (record_nonwrapping_iv): Do not fall back to the low/high bound for non-constant IV bases if the stmt is not always executed. 2016-02-24 Kyrylo Tkachov * config/arm/arm-cores.def (cortex-a32): New entry. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Regenerate. * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32. * config/arm/t-aprofile: Handle mcpu=cortex-a32. * doc/invoke.texi (ARM Options): Document cortex-a32 as value for -mcpu and -mtune. 2016-02-24 Kyrylo Tkachov PR target/69875 * config/arm/arm.h (TARGET_HAVE_LPAE): Define. * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value. * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern. (atomic_loaddi_1): Delete. (atomic_loaddi): Rewrite expander using the above changes. 2016-02-24 Jakub Jelinek PR c/69918 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from 2 to 3. 2016-02-24 Jakub Jelinek Richard Biener PR middle-end/69909 * expr.c (expand_expr_real_1) : Avoid set_mem_attributes if tem is SSA_NAME which got expanded as a MEM. 2016-02-24 Richard Biener PR tree-optimization/69907 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the end of permutations for BB vectorization. 2016-02-24 Christian Bruel * config/arm/arm-c.c (arm_option_override): Initialize target_option_current_node. * config/arm/arm.c (arm_pragma_target_parse): Replace build_target_option_node call by target_option_current_node. Set target_option_current_node. Fix comments. 2016-02-23 David Edelsohn PR target/69810 * config/rs6000/rs6000.md (zero_extendqi2_dot): Convert from define_insn_and_split to define_insn. (zero_extendqi2_dot2): Same. (extendqi2_dot): Same. (extendqi2_dot2): Same. 2016-02-23 Evandro Menezes * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores and add bypass for AES{D,E} and AESMC pairs. * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E} and AESMC pairs. 2016-02-23 Evandro Menezes * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton series for reciprocal square root in Exynos M1. 2016-02-23 Martin Sebor PR c/69759 * doc/extend.texi (Other Builtins): Document __builtin_alloca and __builtin_alloca_with_align. 2016-02-23 Richard Henderson * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS. (ix86_register_pragmas): Remove __seg_tls. * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove. * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it. (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove. (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove. (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove. * doc/extend.texi (__seg_tls): Remove item. 2016-02-23 Richard Biener * alloc-pool.h (struct allocation_object): Make id member conditional on CHECKING_P again. (get_instance): Adjust. (base_pool_allocator): Likewise. 2016-02-23 Thomas Schwinge * tree-parloops.c (create_parallel_loop, gen_parallel_loop) (parallelize_loops): In OpenACC kernels mode, set n_threads to zero. (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on flag_openacc. * tree-ssa-loop.c (gate_oacc_kernels): Likewise. 2016-02-23 Richard Biener * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t. * bitmap.h (struct bitmap_usage): Likewise. (bitmap_move): Declare. * bitmap.c (register_overhead): Take size_t argument. (bitmap_move): New function. * df-problems.c (df_rd_transfer_function): Use bitmap_move to properly account overhead. * tree.c (free_node): Use tree_size. 2016-02-23 Jakub Jelinek PR c++/69902 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING when inverting comparison. PR c/69900 * common.opt (Wunreachable-code): Add Warning flag. 2016-02-23 Mark Wielaard Jakub Jelinek PR c/69911 * cgraphunit.c (check_global_declaration): Check main_input_filename and DECL_SOURCE_FILE are not NULL. 2016-02-23 Martin Jambor PR tree-optimization/69666 * tree-sra.c (sra_modify_assign): Do not attempt to create default_def replacements for unscalarizable regions. 2016-02-20 Mark Wielaard PR c/28901 * cgraphunit.c (check_global_declaration): Check level of warn_unused_const_variable and main_input_filename. * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=. (-Wunused-variable): For C implies -Wunused-const-variable=1. (-Wunused-const-variable): Explain levels 1 and 2. 2016-02-22 Jakub Jelinek PR target/69888 * config/i386/i386.c (decide_alg): Ensure we don't recurse with identical arguments. Formatting and spelling fixes. PR target/69885 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must be specified. PR target/69894 PR target/69895 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def and m68k-devices.def. * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def. * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def. 2016-02-22 Cesar Philippidis * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode and HImode registers. 2016-02-22 Richard Biener PR tree-optimization/69882 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly preserve permutations present because of gaps. (vect_supported_load_permutation_p): Always continue checking permutations after vect_attempt_slp_rearrange_stmts. 2016-02-22 Bin Cheng * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump min_profitable_estimate, rather than min_profitable_iters. 2016-02-22 Jakub Jelinek PR target/69885 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use SImode for last match_operand. 2016-02-22 Martin Liska * hsa-gen.c (gen_hsa_clrsb): In case of zero value, return bitsize - 1 as the return value. 2016-02-22 Oleg Endo PR target/69806 PR target/54089 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle negative shift counts. * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use force_reg on the shift constant. (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d. (lshrsi3_d): Handle negative shift counts. 2016-02-22 Richard Biener Tom de Vries * graph.c: Include dumpfile.h. (print_graph_cfg): Split into three overloads. * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn. 2016-02-22 Tom de Vries * gdbhooks.py (class DumpFn): Add and instantiate, adding command dump-fn. 2016-02-22 Richard Biener PR ipa/37448 * ipa-inline-transform.c (inline_call): When not updating overall summaries adjust self size by the growth estimate. * ipa-inline.c (inline_to_all_callers_1): Add to the callers hash-set, do not update overall summaries here. Renamed from ... (inline_to_all_callers): ... this which is now wrapping the above and performing delayed overall summary update. (early_inline_small_functions): Delay updating of the overall summary. 2016-02-21 Markus Trippelsdorf * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize variable. 2016-02-19 Jakub Jelinek PR driver/69805 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use :%* in %:gt() argument. (greater_than_spec_func): Adjust for expecting only numbers, if there are more than two numbers, compare the last two. 2016-02-19 Jonathan Wakely * doc/invoke.texi (C++ Dialect Options): Clarify interaction of -Wnarrowing with -std. 2016-02-19 Jakub Jelinek PR c++/69851 * expr.c (store_field): Don't use bit-field path if exp is COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize and the assignment can be performed by bitwise copy. Formatting fix. PR middle-end/69838 * lra.c (lra_process_new_insns): If non-call exceptions are enabled, call copy_reg_eh_region_note_forward on before and/or after sequences and remove note from insn if it no longer can throw. PR target/69820 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode if TARGET_AVX512BW. 2016-02-19 Andreas Krebbel * config/s390/vector.md: Add missing commutative operand markers to the patterns which qualify for one. * config/s390/vx-builtins.md: Likewise. 2016-02-19 Andreas Krebbel * config/s390/vector.md (VI, VI_QHS): Add single element vector types to mode iterators. (vec_double): ... and mode attribute. * config/s390/vx-builtins.md (non_vec_int): Likewise. 2016-02-19 Andreas Krebbel * config/s390/vector.md ("add3", "sub3"): Change the predicate of op2 from nonimmediate to general and let reload fix it if necessary. 2016-02-19 Andreas Krebbel * config/s390/vecintrin.h (vec_sub_u128): Define missing macro. 2016-02-19 Andreas Krebbel * config/s390/s390.c (s390_expand_vcond): Use the compare operand mode. 2016-02-19 Andreas Krebbel * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype. * config/s390/s390.c (s390_expand_vec_movstr): New function. * config/s390/s390.md ("movstr"): Call s390_expand_vec_movstr. 2016-02-19 Andreas Krebbel * config/s390/s390.md: Add missing output modifier for operand 1 to print it as address properly. 2016-02-19 Andreas Krebbel * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*. * config/s390/2964.md: New file. * config/s390/s390.c (s390_get_sched_attrmask): Use the right set of insn grouping attributes depending on the CPU level. (s390_get_unit_mask): New function. (s390_sched_score): Remove the OOO from the scheduling macros. Add loop to calculate a score for the instruction mix. (s390_sched_reorder): Likewise plus improve debug output. (s390_sched_variable_issue): Rename macros as above. Calculate the unit distances after actually scheduling an insn. Improve debug output. (s390_sched_init): Clear last_scheduled_unit_distance array. * config/s390/s390.md: Include 2964.md. 2016-02-18 Jakub Jelinek PR target/69671 * config/i386/sse.md (*floatv2div2sf2_mask_1, *avx512vl_v2div2qi2_mask_1, *avx512vl_v4qi2_mask_1, *avx512vl_v8qi2_mask_1, *avx512vl_v4hi2_mask_1, *avx512vl_v2div2hi2_mask_1, *avx512vl_v2div2si2_mask_1, *avx512f_v8div16qi2_mask_1): New insns. 2016-02-18 Michael Meissner PR target/68404 * config/rs6000/predicates.md (fusion_gpr_addis): Revert 2016-02-09 change. * config/rs6000/rs6000.md (fusion_gpr_load_): Remove earlyclobber from target. Use wF constraint for fused memory address. (fusion_gpr___load): Likewise. 2016-02-18 Jakub Jelinek Martin Liska PR sanitizer/69863 * cfgexpand.c (asan_sanitize_stack_p): New function. (partition_stack_vars): Use the function. (expand_stack_vars): Likewise. (defer_stack_allocation): Likewise. (expand_used_vars): Likewise. 2016-02-18 Richard Biener PR middle-end/69553 * fold-const.c (operand_equal_p): Properly compare offsets for IMAGPART_EXPR and ARRAY_REF. 2016-02-18 Nick Clifton PR target/62254 PR target/69610 * config/arm/arm.c (arm_option_override_internal): Disable interworking if the target does not support thumb instructions. (arm_reload_in_hi): Handle the case where a register to register move needs reloading because there is no simple pattern to handle it. (arm_reload_out_hi): Likewise. 2016-02-18 Richard Biener PR middle-end/69854 * match.pd: Don't use fold_binary or fold_unary for folding constants. 2016-02-17 Jakub Jelinek PR c++/69850 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND. * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't warn on gimple_no_warning_p statements. 2016-02-17 Jonathan Wakely * doc/extend.texi (C++ Attributes): Correct description of warn_unused type attribute. 2016-02-17 Bill Schmidt * config/rs6000/altivec.md (*altivec_lvxl__internal): Output correct instruction. 2016-02-17 Richard Biener PR rtl-optimization/69609 * bb-reorder.c (struct bbro_basic_block_data): Add priority member. (find_traces_1_round): When ending a trace update cached priority of successors. (bb_to_key): Use cached priority when available. (copy_bb): Initialize cached priority. (reorder_basic_blocks_software_trace_cache): Likewise. 2016-02-17 Kyrylo Tkachov PR target/69161 * config/aarch64/predicates.md (aarch64_comparison_operator_mode): New predicate. (aarch64_comparison_operator): Break overly long line into two. (aarch64_comparison_operation): Likewise. * config/aarch64/aarch64.md (cstorecc4): Use aarch64_comparison_operator_mode instead of aarch64_comparison_operator. (cstore4): Likewise. (aarch64_cstore): Likewise. (*cstoresi_insn_uxtw): Likewise. (cstore_neg): Likewise. (*cstoresi_neg_uxtw): Likewise. 2016-02-17 Kyrylo Tkachov PR target/69161 * config/arm/predicates.md (arm_comparison_operator_mode): New predicate. * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode instead of arm_comparison_operator. (*mov_negscc): Likewise. (*mov_notscc): Likewise. * config/arm/thumb2.md (*thumb2_mov_scc): Likewise. (*thumb2_mov_negscc): Likewise. (*thumb2_mov_negscc_strict_it): Likewise. (*thumb2_mov_notscc): Likewise. (*thumb2_mov_notscc_strict_it): Likewise. 2016-02-17 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_internal_mov_immediate): Add missing return. 2016-02-17 Eric Botcazou * config/visium/visium.c (machine_libfunc_index): New enum. (machine_libfuncs): New structure. (visium_libfuncs): New static variable. (TARGET_INIT_LIBFUNCS): Define to... (visium_init_libfuncs): ...this. New function. (expand_block_move_4): Use the appropriate libfunc. (expand_block_move_2): Likewise. (expand_block_move_1): Likewise. (expand_block_set_4): Likewise. (expand_block_set_2): Likewise. (expand_block_set_1): Likewise. (visium_trampoline_init): Likewise. 2016-02-17 Nick Clifton * config/msp430/msp430.c (msp430_mcu_data): Sync with data from TI's devices.csv file as of March 2016. 2016-02-16 Kelvin Nilsen PR Target/48344 * opts-global.c (handle_common_deferred_options): Introduce and initialize two global variables to remember command-line options specifying a stack-limiting register. * opts.h: Add extern declarations of the two new global variables. * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx variable based on the values of the two new global variables. 2016-02-16 Jakub Jelinek PR c/69835 * common.opt (Wnonnull-compare): New warning. * doc/invoke.texi (-Wnonnull): Remove text about comparison of arguments against NULL. (-Wnonnull-compare): Document. * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o. * tree-pass.h (make_pass_warn_nonnull_compare): Declare. * passes.def (pass_warn_nonnull_compare): Add. * gimple-ssa-nonnull-compare.c: New file. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.c (cortexa57_tunings): Remove AARCH64_EXTRA_TUNE_RECIP_SQRT. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.c (use_rsqrt_p): Always use software reciprocal sqrt for -mlow-precision-recip-sqrt. 2016-02-16 James Greenhalgh Ramana Radhakrishnan * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor, always use lane loads to construct non-constant vectors. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.md (arch64_sqrdmlh_lane): Fix register constraints for operand 3. (aarch64_sqrdmlh_laneq): Likewise. 2016-02-16 Jakub Jelinek Richard Biener PR tree-optimization/69820 * tree-vect-patterns.c (type_conversion_p): Return false if *orig_type is unsigned single precision or boolean. (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern): Formatting fix. 2016-02-16 Jakub Jelinek PR rtl-optimization/69764 PR rtl-optimization/69771 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT op1 is valid for GET_MODE_INNER (mode) and force it into a reg. 2016-02-16 Richard Biener PR tree-optimization/69776 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias sets from caller. (indirect_refs_may_alias_p): Likewise. (refs_may_alias_p_1): Pass alias sets as from ao_ref. * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set according to tbaa_p. * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag. (optimize_stmt): For redundant store discovery do not allow tbaa. 2016-02-16 Bernd Schmidt PR tree-optimization/69714 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change. Return NULL if we have irrelevant high bytes on BIG_ENDIAN. 2016-02-16 Claudiu Zissulescu * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes. * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP) (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define. * config/arc/arc.c (arc_init): Check FPU options. (get_arc_condition_code): Handle new CC_FPU* modes. (arc_select_cc_mode): Likewise. (arc_conditional_register_usage): Allow 64 bit datum into even-odd register pair only. Allow access for ARCv2 accumulator. (gen_compare_reg): Whenever we have FPU support use FPU compare instructions. (arc_reorg): Don't generate brcc insns when FPU compare instructions are involved. * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition. (TARGET_OPTFPE): Add condition when ARC EM can use optimized floating point emulation. (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define. (REVERSE_CONDITION): Add new CC_FPU* modes. (TARGET_FP_SP_BASE): Define. (TARGET_FP_DP_BASE): Likewise. (TARGET_FP_SP_FUSED): Likewise. (TARGET_FP_DP_FUSED): Likewise. (TARGET_FP_SP_CONV): Likewise. (TARGET_FP_DP_CONV): Likewise. (TARGET_FP_SP_SQRT): Likewise. (TARGET_FP_DP_SQRT): Likewise. (TARGET_FP_DP_AX): Likewise. * config/arc/arc.md (ARCV2_ACC): New constant. (type): New fpu type attribute. (SDF): Conditional iterator. (cstore, cbranch): Change expand condition. (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands, handles FPU/FPX cases as well. * config/arc/arc.opt (mfpu): New option. * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx): Renamed. (adddf3, muldf3, subdf3): Removed. * config/arc/predicates.md (proper_comparison_operator): Recognize CC_FPU* modes. * config/arc/fpu.md: New file. * doc/invoke.texi (ARC Options): Document mfpu option. 2016-02-16 Richard Biener PR rtl-optimization/69291 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate noce_operand_ok check. 2016-02-16 Tom de Vries PR lto/67709 * omp-low.c (simd_clone_create): Remove call to symtab->call_cgraph_insertion_hooks. 2016-02-16 Jakub Jelinek PR tree-optimization/69802 * tree-ssa-reassoc.c (update_range_test): If op is SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive op == 1 test of precision 1 integral op, otherwise handle that case as op itself. Fix up formatting. (optimize_range_tests_to_bit_test, optimize_range_tests): Fix up formatting. 2016-02-16 Richard Biener PR tree-optimization/69586 * tree-vrp.c (register_edge_assert_for_2): Handle all integral types for conversion sources. 2016-02-16 Richard Biener PR middle-end/69801 * fold-const.c (operand_equal_p): For COND_EXPR zero operand mask OEP_ADDRESS_OF. 2016-02-16 Alan Modra PR target/68973 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter. (p8_mtvsrd_df, p8_mtvsrd_sf): New. (p8_mtvsrd_1, p8_mtvsrd_2): Delete. (p8_mtvsrwz): New. (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete. (p8_xxpermdi_): Take two DF inputs rather than one TF. (p8_fmrgow_): Likewise. (reload_vsx_from_gpr): Make clobber IF. Adjust for above changes. (reload_fpr_from_gpr): Similarly. Use "d" for op0 constraint. (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting to use movdi_internal64. Remove op0_di. * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode. 2016-02-15 Evandro Menezes Add support for the FCCMP insn types * config/aarch64/aarch64.md (fccmp): Change insn type. (fccmpe): Likewise. * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types. * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise. * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise. * config/arm/xgene1.md (xgene1_fcmp): Likewise. * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation. * config/arm/types.md (fccmps): Add new insn type. (fccmpd): Likewise. 2016-02-15 Bernd Edlinger * alias.c (get_alias_set): Fix a typo in comment. 2016-02-15 Richard Biener PR tree-optimization/69595 * match.pd: Complete range test simplification to true. 2016-02-15 Bernd Schmidt PR rtl-optimization/69648 * lra-constraints.c (update_ebb_live_info): Don't remove sets of pic_offset_table_rtx. PR rtl-optimization/69752 * ira.c (update_equiv_regs): When looking for more than a single SET, also take other side effects into account. 2016-02-15 Marcin Kościelnicki * config/s390/s390.c (s390_function_profiler): Add a new sequence for z900+ CPUs in 31-bit mode. 2016-02-15 Marcin Kościelnicki * common/config/s390/s390-common.c (s390_supports_split_stack): New function. (TARGET_SUPPORTS_SPLIT_STACK): New macro. * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue. * config/s390/s390.c (struct machine_function): New field split_stack_varargs_pointer. (s390_register_info): Mark r12 as clobbered if it'll be used as temp in s390_emit_prologue. (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack vararg pointer. (morestack_ref): New global. (SPLIT_STACK_AVAILABLE): New macro. (s390_expand_split_stack_prologue): New function. (s390_live_on_entry): New function. (s390_va_start): Use split-stack vararg pointer if appropriate. (s390_asm_file_end): Emit the split-stack note sections. (TARGET_EXTRA_LIVE_ON_ENTRY): New macro. * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec. (UNSPECV_SPLIT_STACK_CALL): New unspec. (UNSPECV_SPLIT_STACK_DATA): New unspec. (split_stack_prologue): New expand. (split_stack_space_check): New expand. (split_stack_data): New insn. (split_stack_call): New expand. (split_stack_call_*): New insn. (split_stack_cond_call): New expand. (split_stack_cond_call_*): New insn. 2016-02-15 Richard Biener PR tree-optimization/69783 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Add trivially correct cases. 2016-02-15 Tom de Vries PR lto/69655 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter do_force_output. * lto-streamer.h (input_offload_tables): Add and handle bool parameter. 2016-02-15 Richard Biener PR tree-optimization/69776 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype. * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to indicate whether we can use TBAA to disambiguate against stores. Use alias-set zero if not. (visit_reference_op_store): Do not use TBAA when looking up redundant stores. * tree-ssa-pre.c (compute_avail): Use TBAA here. (eliminate_dom_walker::before_dom_children): But not when looking up redundant stores. 2016-02-14 John David Anglin * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New. 2016-02-14 Venkataramanan Kumar * config/i386/znver1.md (znver1_pop, znver1_pop_mem, znver1_load_imov_double_store, znver1_load_imov_direct_store, znver1_load_imov_direct_load, znver1_load_imov_double_load): Add new. (znver1_insn, znver1_insn_load): Add icmov type. (znver1_sseavx_fma, znver1_sseavx_fma_load, znver1_avx256_fma, znver1_avx256_fma_load): Fix pipe usage. 2016-02-14 Alan Modra PR target/68973 * reloads.c (find_reloads_address_1): For pre/post-inc/dec with an invalid hard reg, reload just the reg not the entire pre/post-inc/dec address expression. 2016-02-13 Oleg Endo PR target/67260 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with fixed R1_REG scratch reg. (sibcall_value_pcrel_fdpic): Likewise. 2016-02-13 Oleg Endo PR target/67636 PR target/64345 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern. 2016-02-12 Walter Lee * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD. * config/tilegx/t-tilegx: Likewise. 2016-02-12 David Malcolm PR other/69554 * diagnostic-show-locus.c (struct line_span): New struct. (layout::get_first_line): Delete. (layout::get_last_line): Delete. (layout::get_num_line_spans): New member function. (layout::get_line_span): Likewise. (layout::print_heading_for_line_span_index_p): Likewise. (layout::get_expanded_location): Likewise. (layout::calculate_line_spans): Likewise. (layout::m_first_line): Delete. (layout::m_last_line): Delete. (layout::m_line_spans): New field. (layout::layout): Update comment. Replace m_first_line and m_last_line with m_line_spans, replacing their initialization with a call to calculate_line_spans. (diagnostic_show_locus): When printing source lines and annotations, rather than looping over a single span of lines, instead loop over each line_span within the layout, with an inner loop over the lines within them. Call the context's start_span callback when changing line spans. * diagnostic.c (diagnostic_initialize): Initialize start_span. (diagnostic_build_prefix): Break out the building of the location part of the string into... (diagnostic_get_location_text): ...this new function, rewriting it from nested ternary expressions to a sequence of "if" statements. (default_diagnostic_start_span_fn): New function. * diagnostic.h (diagnostic_start_span_fn): New typedef. (diagnostic_context::start_span): New field. (default_diagnostic_start_span_fn): New prototype. 2016-02-12 David Malcolm PR driver/69779 * gcc.c (driver::finalize): Fix cleanup of "specs". 2016-02-12 David Malcolm PR driver/69265 PR driver/69453 * gcc.c (driver::driver): Initialize m_option_suggestions. (driver::~driver): Clean up m_option_suggestions. (suggest_option): Convert to... (driver::suggest_option): ...this, and split out into driver::build_option_suggestions and find_closest_string. (driver::build_option_suggestions): New function, from first half of suggest_option. Special-case OPT_fsanitize_ and OPT_fsanitize_recover_, making use of the sanitizer_opts array. For options of enum types, add the various enum values to the candidate strings. (driver::handle_unrecognized_options): Remove "const". * gcc.h (driver::handle_unrecognized_options): Likewise. (driver::build_option_suggestions): New decl. (driver::suggest_option): New decl. (driver::m_option_suggestions): New field. * opts-common.c (add_misspelling_candidates): New function. * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s and make non-static. * opts.h (sanitizer_opts): New array decl. (add_misspelling_candidates): New function decl. * spellcheck.c (find_closest_string): New function. * spellcheck.h (find_closest_string): New function decl. 2016-02-12 Jakub Jelinek PR rtl-optimization/69764 PR rtl-optimization/69771 * optabs.c (expand_binop_directly): For shift_optab_p, force convert_modes with VOIDmode if xop1 has VOIDmode. 2016-02-12 Ilya Enkovich PR target/69729 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args to correctly determine instrumentation thunks. 2016-02-12 Jakub Jelinek PR ipa/69241 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE type by reference, force lhs on the call. PR ipa/68672 * ipa-split.c (split_function): Don't compute/use main_part_return_p. Compute retval and retbnd early in all cases if split_part_return_p and return_bb is not EXIT. Remove all clobber stmts and reset all debug stmts that refer to SSA_NAMEs defined in split part, except if it is retval, in that case replace the old retval with the lhs of the call to the split part. 2016-02-12 Kugan Vivekanandarajah revert: 2016-02-12 Kugan Vivekanandarajah PR middle-end/66726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt whose result is used in PHI. (maybe_optimize_range_tests): Likewise. (final_range_test_p): Likweise. 2016-02-12 Kugan Vivekanandarajah PR middle-end/66726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt whose result is used in PHI. (maybe_optimize_range_tests): Likewise. (final_range_test_p): Likweise. 2016-02-12 Jakub Jelinek * cgraph.c: Spelling fixes - behaviour -> behavior and neighbour -> neighbor. * target.def: Likewise. * sel-sched.c: Likewise. * config/mips/mips.c: Likewise. * config/arc/arc.md: Likewise. * config/arm/cortex-a57.md: Likewise. * config/arm/arm.c: Likewise. * config/arm/neon.md: Likewise. * config/arm/arm-c.c: Likewise. * config/vms/vms-c.c: Likewise. * config/s390/s390.c: Likewise. * config/i386/znver1.md: Likewise. * config/i386/i386.c: Likewise. * config/ia64/hpux-unix2003.h: Likewise. * config/msp430/msp430.md: Likewise. * config/rx/rx.c: Likewise. * config/rx/rx.md: Likewise. * config/aarch64/aarch64-simd.md: Likewise. * config/aarch64/aarch64.c: Likewise. * config/nvptx/nvptx.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.opt: Likewise. * config/rs6000/rs6000.c: Likewise. * target.h: Likewise. * spellcheck.c: Likewise. * ira-build.c: Likewise. * tree-inline.c: Likewise. * builtins.c: Likewise. * lra-constraints.c: Likewise. * explow.c: Likewise. * hwint.h: Likewise. * targhooks.c: Likewise. * tree-vect-data-refs.c: Likewise. * expr.c: Likewise. * doc/tm.texi: Likewise. * doc/extend.texi: Likewise. * doc/install.texi: Likewise. * doc/md.texi: Likewise. * tree-ssa-tail-merge.c: Likewise. * sched-int.h: Likewise. * match.pd: Likewise. * sched-ebb.c: Likewise. * target.def (omit_struct_return_reg): Likewise. * gimple-ssa-isolate-paths.c: Likewise. (find_implicit_erroneous_behaviour): Renamed to... (find_implicit_erroneous_behavior): ... this. (find_explicit_erroneous_behaviour): Renamed to... (find_explicit_erroneous_behavior): ... this. (gimple_ssa_isolate_erroneous_paths): Adjust caller. 2016-02-11 Segher Boessenkool PR rtl-optimization/64682 PR rtl-optimization/69567 PR rtl-optimization/69737 * combine.c (distribute_notes) : If the register is set in I2 as well, just lose it. 2016-02-11 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_last_printed_arch_string): New variable. (aarch64_last_printed_tune_string): Likewise. (aarch64_declare_function_name): Only output .arch assembler directive if it will be different from the previously output directive. Same for .tune comment but only if -dA is set. (aarch64_start_file): New function. (TARGET_ASM_FILE_START): Define. 2016-02-11 David Malcolm PR plugins/69758 * Makefile.in (PLUGIN_HEADERS): Add params.list. 2016-02-11 Jakub Jelinek PR target/65313 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid -Wmaybe-uninitialized warning. 2016-02-11 Oleg Endo PR target/69713 * config/sh/sh.md (casesi_worker_0): Add T_REG use. 2016-02-11 Richard Biener PR rtl-optimization/69291 * ifcvt.c (noce_try_store_flag_constants): Do not allow subexpressions affected by changing the result. 2016-02-10 Vladimir Makarov PR target/69148 * lra-constraints.c (curr_insn_transform): Find in/out operands for secondary memory moves. Update dups. 2016-02-10 Yuri Rumyantsev PR tree-optimization/69652 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1 to nested loop, did source re-formatting, skip debug statements, add check on statement with volatile operand, remove dead scalar statements. 2016-02-10 Jakub Jelinek Patrick Palka PR ipa/69241 PR c++/69649 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn calls if the return type is TREE_ADDRESSABLE. * cgraphunit.c (cgraph_node::expand_thunk): Likewise. * ipa-split.c (split_function): Fix doubled "we" in comment. Use void return type for the split part even if !split_point->split_part_set_retval. 2016-02-10 Bin Cheng PR tree-optimization/68021 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if when computing the value of biv cand by itself. 2016-02-10 Wilco Dijkstra * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion. (cortexa57_tunings): Likewise. (cortexa72_tunings): Likewise. (arch_macro_fusion_pair_p): Add support for AES fusion. * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry. * config/arm/aarch-common.c (aarch_crypto_can_dual_issue): Allow virtual registers before reload so early scheduling works. * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use correct latency and pipeline. (cortex_a57_crypto_complex): Likewise. (cortex_a57_crypto_xor): Likewise. (define_bypass): Add AES bypass. 2016-02-10 Richard Biener PR tree-optimization/69726 * passes.def: Add DCE pass before late uninit. * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to really fixup if-conversions job. 2016-02-10 Wilco Dijkstra * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion. (arm_cortex_a57_tune): Likewise. (aarch_macro_fusion_pair_p): Add support for AES fusion. * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC. 2016-02-10 Eric Botcazou * timevar.def (TV_PHASE_DBGINFO): Delete. (TV_PHASE_CHECK_DBGINFO): Likewise. * varpool.c (varpool_node::assemble_decl): Do not change timevar. 2016-02-10 Richard Biener PR tree-optimization/69719 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Adjust previous fix by ensuring that dr_a1 is left of dr_a2. 2016-02-09 Andrew Pinski PR tree-opt/69282 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if get_vcond_mask_icode returns false. 2016-02-09 Michael Meissner PR target/68404 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing an ADDIS that adds a pointer to a large constant that sets the upper16 bits with a load operation. 2016-02-09 Charles Baylis PR target/68532 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane order. * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big endian. (vzipq_s16): Likewise. (vzipq_s32): Likewise. (vzipq_f32): Likewise. (vzipq_u8): Likewise. (vzipq_u16): Likewise. (vzipq_u32): Likewise. (vzipq_p8): Likewise. (vzipq_p16): Likewise. 2016-02-09 Charles Baylis PR target/68532 * config/arm/arm.c (neon_endian_lane_map): New function. (neon_vector_pair_endian_lane_map): New function. (arm_evpc_neon_vuzp): Allow for big endian lane order. * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big endian. (vuzpq_s16): Likewise. (vuzpq_s32): Likewise. (vuzpq_f32): Likewise. (vuzpq_u8): Likewise. (vuzpq_u16): Likewise. (vuzpq_u32): Likewise. (vuzpq_p8): Likewise. (vuzpq_p16): Likewise. 2016-02-11 Alexandre Oliva PR target/69634 * regstat.c (regstat_bb_compute_calls_crossed): Disregard debug insns. 2016-02-09 Uros Bizjak * config/i386/i386.md (insv_1): Use gen_int_mode to truncate const_int operand 1 to QImode. 2016-02-09 Eric Botcazou * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument corresponding to an abnormal edge. 2016-02-09 Tom de Vries PR tree-optimization/69599 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New function. (find_func_aliases_for_builtin_call, find_func_clobbers) (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto partition. 2016-02-09 Richard Biener PR tree-optimization/69715 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl LHS on calls as non-rewritable. 2016-02-09 Tom de Vries PR lto/69707 * lto-wrapper.c (append_diag_options): New function. (compile_offload_image): Call append_diag_options. 2016-02-08 Sandra Loosemore PR other/69722 * doc/extend.texi (Flag Output Operands): Correct sectioning. Minor copy-edit to fix verb tenses. 2016-02-08 Jakub Jelinek PR tree-optimization/69209 * ipa-split.c (split_function): If split part is not returning retval, retval has gimple type but is not gimple value, force it into a SSA_NAME first. 2016-02-08 Nicklas Bo Jensen * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove outdated section. 2016-02-08 Jason Merrill PR c++/69631 * convert.c (convert_to_integer_1): Check dofold on truncation distribution. (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold) (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold): Rename from *_nofold. * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold) (convert_to_real_nofold, convert_to_complex_nofold): New inlines. 2016-02-08 Bernd Schmidt PR target/60410 * tree.c (build_common_tree_nodes): Remove short_double argument. All callers changed. * tree.h (build_common_tree_nodes): Adjust declaration. * doc/invoke.texi (-fshort-double): Remove documentation. * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Remove -fshort-double variant. * lto-wrapper.c (merge_and_complain, append_compiler_options) (append_linker_options): Don't handle OPT_fshort_double. PR rtl-optimization/68730 * lra-remat.c (insn_to_cand_activation): New static variable. (lra_remat): Allocate and free it. (create_cand): New arg activation. Initialize a field in insn_to_cand_activation if it is nonnull. (create_cands): Pass the activation insn to create_cand when making a candidate involving an output reload. Reorganize code a little. (do_remat): Keep track of active status of candidates in a separate bitmap. 2016-02-08 Richard Biener PR tree-optimization/69719 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Properly use absolute of the difference of the two offsets to compare or adjust the segment length. 2016-02-08 Richard Biener Jeff Law PR target/68273 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified types for anonymous SSA names. 2016-02-08 Richard Biener PR rtl-optimization/69274 * ira.c (ira_setup_alts): Do not change recog_data.operand order. 2016-02-08 Jeff Law PR tree-optimization/65917 * tree-ssa-dom.c (record_temporary_equivalences): Record both equivalences from if (x == y) style conditionals. (loop_depth_of_name): Remove. (record_equality): Remove loop depth check. * tree-ssa-scopedtables.h (const_and_copies): Refine comments. (const_and_copies::record_const_or_copy_raw): New member function. * tree-ssa-scopedtables.c (const_and_copies::record_const_or_copy_raw): New, factored out of (const_and_copies::record_const_or_copy): Call new member function. 2016-02-05 Jeff Law PR tree-optimization/68541 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h. (count_stmts_in_block): New function. (poor_ifcvt_candidate_code): Likewise. (is_feasible_trace): Add some heuristics to determine when path splitting is profitable. (find_block_to_duplicate_for_splitting_paths): Make sure the graph is a diamond with a single exit. 2016-02-05 Martin Sebor PR c++/69662 * doc/invoke.texi: Update -Wplacement-new to take an optional argument. 2016-02-06 Richard Henderson PR c/69643 * tree.c (tree_nop_conversion_p): Do not strip casts into or out of non-standard address spaces. 2016-02-05 Jakub Jelinek PR rtl-optimization/69691 * lra-eliminations.c (move_plus_up): Don't add the addend twice. 2016-02-05 Pat Haugen * config/rs6000/crypto.md (crypto_vpermxor_): Correct insn type. * config/rs6000/rs6000.md (mov_hardfloat): Likewise. (*ieee128_mfvsrd_64bit): Likewise. (*ieee128_mfvsrd_32bit): Likewise. 2016-02-05 Ilya Enkovich PR target/69369 Revert r232560: 2016-01-19 Jan Hubicka * cgraphunit.c (cgraph_node::reset): Clear thunk info and instrumented_version. 2016-01-05 Jeremy Bennett * doc/invoke.texi (Optimize Options): In table of --param options rename second occurrence of tracer-min-branch-ratio to tracer-min-branch-probability, rename tracer-min-branch-ratio-feedback to tracer-min-branch-probability-feedback and clarify description, rename sched-spec-state-edge-prob-cutoff to sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename to selsched-insns-to-rename, rename lto-minpartition to lto-min-partition, delete reorder-blocks-duplicate and reorder-blocks-duplicate-feedback. 2016-02-05 Andreas Krebbel * config/s390/s390.c (s390_register_info_set_ranges): Remove superfluous loops. 2016-02-05 Dominik Vogt * doc/extend.texi: S/390: Correct some typos. 2016-02-05 Andreas Krebbel * config/s390/s390.c (s390_emit_call): Add missing 64 bit check. 2016-02-05 Andreas Krebbel PR target/69625 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines. (s390_register_info_gprtofpr): Use new macros above. (s390_register_info_stdarg_fpr): Adjust max_fpr to better match its name. (s390_register_info_stdarg_gpr): Adjust max_gpr to better match its name. Adjust restore and save gpr ranges. (s390_register_info_set_ranges): New function. (s390_register_info): Use new macros above. Call s390_register_info_set_ranges. (s390_optimize_register_info): Likewise. (s390_hard_regno_rename_ok): Use new macros. (s390_hard_regno_scratch_ok): Likewise. (s390_emit_epilogue): Likewise. (s390_can_use_return_insn): Likewise. (s390_optimize_prologue): Likewise. * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants. 2016-02-05 Jakub Jelinek PR bootstrap/69677 * config/i386/i386.c (convert_scalars_to_vector): Readd stack alignment fixes. (ix86_option_override_internal): Disable TARGET_STV even for -m{incoming,preferred}-stack-boundary=3. 2016-02-03 Trevor Saunders * config.gcc: Mark deprecated rtems targets as obsolete. 2016-02-04 Segher Boessenkool PR rtl-optimization/64682 PR rtl-optimization/69567 * combine.c (distribute_notes) : Place the death note before I2 only if the register is both used and set in I2. 2016-02-04 DJ Delorie * config/msp430/msp430.c (msp430_start_function): Add function type. 2016-02-04 Jakub Jelinek PR fortran/69368 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code. 2016-02-04 Uros Bizjak PR rtl-optimization/69577 Revert: 2015-10-29 Richard Henderson PR target/68124 PR rtl-opt/67609 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten sse check to the exact conditions of PR 67609. 2016-02-04 Michael Meissner PR target/69667 * config/rs6000/rs6000.md (mov_64bit_dm): Use 'd' constraint instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are not allowed into the traditional Altivec registers. (movtd_64bit_nodm): Likewise. (mov_32bit, FMOVE128_FPR iterator): Likewise. 2016-02-04 David Malcolm * config/aarch64/cortex-a57-fma-steering.c (aarch64_register_fma_steering): Remove "static" from arguments to register_pass. 2016-02-04 Wilco Dijkstra PR target/69619 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1 twice when complex. 2016-02-04 Mike Frysinger * doc/invoke.texi: Delete -mno-fma4. 2016-02-04 Richard Sandiford PR rtl-optimization/69577 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter. (find_subregs_of_mode): Update accordingly. Iterate over partial definitions. 2016-02-04 Alan Lawrence * config/arm/arm-protos.h (neon_reinterpret): Remove. * config/arm/arm.c (neon_reinterpret): Remove. * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi, vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi, vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di, vreinterpretti): Remove. * config/arm/neon.md (neon_vreinterpretv8qi, neon_vreinterpretv4hi, neon_vreinterpretv2si, neon_vreinterpretv2sf, neon_vreinterpretdi, neon_vreinterpretti, neon_vreinterpretv16qi, neon_vreinterpretv8hi, neon_vreinterpretv4si, neon_vreinterpretv4sf, neon_vreinterpretv2di): Remove. * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32, vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64, vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32, vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32, vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64, vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8, vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8, vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8, vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64, vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16, vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16, vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16, vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64, vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32, vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32, vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32, vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8, vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8, vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8, vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64, vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16, vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16, vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16, vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64, vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32, vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32, vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32, vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64, vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8, vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8, vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64, vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8, vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16, vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16, vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64, vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16, vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32, vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32, vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64, vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32, vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8, vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64, vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8, vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8, vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32, vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64, vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16, vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16, vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32, vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64, vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16, vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16, vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16, vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64, vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16, vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16, vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16, vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64, vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16, vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16, vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16, vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64, vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16, vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16, vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16, vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128, vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16, vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16, vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16, vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128, vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16, vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16, vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16, vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128, vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16, vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16, vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16, vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128, vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8, vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16, vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16, vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64, vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64, vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8, vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8, vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64, vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64, vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32, vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8, vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64, vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64, vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32, vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8, vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64, vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64, vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32, vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts. 2016-02-04 Martin Liska PR sanitizer/69276 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls that are gimple_store_p. (maybe_instrument_call): Likewise. 2016-02-04 Bin Cheng * config/aarch64/aarch64.c (aarch64_legitimize_address): Force register scaling out of memory reference and comment why. 2016-02-04 Kyrylo Tkachov PR target/65932 PR target/67714 * cse.c (cse_insn): Pass NULL to fold_rtx when initially folding the source of a SET. 2016-02-04 Kyrylo Tkachov PR target/65932 PR target/67714 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx. 2016-02-04 Jim Wilson PR target/65932 PR target/67714 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and HImode. 2016-02-04 Christian Bruel * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo. * config/arm/arm.c (arm_set_current_function): Likewise. 2016-02-04 Jakub Jelinek Ilya Enkovich H.J. Lu PR target/69454 * config/i386/i386.c (convert_scalars_to_vector): Remove stack alignment fixes. (ix86_option_override_internal): Disable TARGET_STV if stack might not be aligned enough. (ix86_minimum_alignment): Assert that TARGET_STV is false. 2016-02-04 Victoria Stepanyan * gcc/config/i386/x86-tune.def: Disable default prefetching for -march=znver1. 2016-02-03 Michael Meissner Vladimir Makarov PR target/69461 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko in validating fused toc addresses. 2016-02-03 Jakub Jelinek PR c/69627 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read range->m_caret fields if range->m_show_caret_p is false. PR target/69644 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Force oldval into register if it does not satisfy reg_or_short_operand predicate. Fix up formatting. 2016-02-03 Vladimir Makarov Alexandre Oliva PR target/69461 * lra-constraints.c (simplify_operand_subreg): Check additionally address validity after potential reloading. (process_address_1): Check insns validity. In case of failure do nothing. 2016-02-03 Kirill Yukhin PR target/69118 * config/i386/sse.md (define_insn "avx512f_maskcmp3"): Fix target. 2016-02-02 Jakub Jelinek * wide-int.cc (canonize_uhwi): New function. (wi::divmod_internal): Use it. 2016-02-02 James Norris * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU like LE, GE, LT, GT when emitting relational operator. 2016-02-02 Wilco Dijkstra * ira-costs.c (find_costs_and_classes): Add extra argument. * target.def (ira_change_pseudo_allocno_class): Add parameter. * targhooks.h (ira_change_pseudo_allocno_class): Likewise. * targhooks.c (ira_change_pseudo_allocno_class): Likewise. * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class) Add best_class parameter, and return it if not ALL_REGS. * config/mips/mips.c (mips_ira_change_pseudo_allocno_class): Add parameter. * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Update target hook. 2016-02-02 Wilco Dijkstra * config/aarch64/aarch64.c (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define. (aarch64_ira_change_pseudo_allocno_class): New function. 2016-02-02 Uros Bizjak PR target/67032 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves. 2016-02-02 Senthil Kumar Selvaraj * config/avr/avr.c (avr_option_override): Set PARAM_ALLOW_STORE_DATA_RACES to 1. 2016-02-02 Richard Biener PR tree-optimization/69595 * match.pd: Add range test simplifications to true/false. 2016-02-02 Thomas Schwinge * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove. * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START instead. 2016-02-02 Richard Biener PR tree-optimization/69606 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive info on the result before moving a stmt. 2016-02-02 Yuri Rumyantsev PR middle-end/68542 * config/i386/i386.c (ix86_expand_branch): Add support for conditional branch with vector comparison. * config/i386/sse.md (VI48_AVX): New mode iterator. (define_expand "cbranch4): Add support for conditional branch with vector comparison. * tree-vect-loop.c (optimize_mask_stores): New function. * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize has_mask_store field of vect_info. * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for vectorized loops having masked stores after vec_info destroy. * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and correspondent macros. (optimize_mask_stores): Add prototype. 2016-02-02 Alan Modra PR target/69548 * config/rs6000/predicates.md (quad_int_reg_operand): Don't allow subregs. 2016-02-02 Alan Modra PR target/68662 * config/rs6000/rs6000.c (need_toc_init): New var, set it whenever toc_label_name used. (rs6000_file_start): Don't set up toc section here, (rs6000_output_function_epilogue): do so here instead, (rs6000_xcoff_file_start): and here. * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init. (load_toc_aix_di): Likewise. 2016-02-01 Jakub Jelinek PR rtl-optimization/69592 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function. (cached_nonzero_bits): Use it instead of ARITHMETIC_P. (num_sign_bit_copies_binary_arith_p): New inline function. (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P. 2016-02-01 Jeff Law PR tree-optimization/69580 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Do not try to walk through large PHI nodes. 2016-02-01 Jakub Jelinek * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false when count is incremented above limit, don't analyze further insns afterwards. * omp-low.c (oacc_parse_default_dims): Avoid -Wsign-compare warning, make sure value fits into int rather than just unsigned int. 2016-02-01 Bin Cheng PR tree-optimization/67921 * fold-const.c (split_tree): New parameters. Convert pointer type variable part to proper type before negating. (fold_binary_loc): Pass new arguments to split_tree. 2016-02-01 Nathan Sidwell * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New. (nvptx_goacc_validate_dims): Extend to handle global defaults. * target.def (OACC_VALIDATE_DIMS): Extend documentation. * doc/tm.texti: Rebuilt. * doc/invoke.texi (fopenacc-dim): Document. * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case. (append_compiler_options): Likewise. * omp-low.c (oacc_default_dims, oacc_min_dims): New. (oacc_parse_default_dims): New. (oacc_validate_dims): Add USED arg. Select non-unity default when possible. (oacc_loop_fixed_partitions): Return mask of used partitions. (oacc_loop_auto_partitions): Emit dump info. (oacc_loop_partition): Return mask of used partitions. (execute_oacc_device_lower): Parse default dimension arg. Adjust loop partitioning and validation calls. 2016-02-01 Richard Biener PR middle-end/69556 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use. 2016-02-01 Richard Biener PR tree-optimization/69574 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead of asserting return chrec_dont_know. 2016-02-01 Martin Liska * mem-stats-traits.h: Add copyright header. * mem-stats.h: Likewise. 2016-02-01 Richard Biener PR tree-optimization/69579 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do not propagate through abnormal PHI results. 2016-02-01 Eric Botcazou * postreload.c (reload_cse_simplify): Remove dead code. 2016-02-01 Jakub Jelinek PR rtl-optimization/69570 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only if there is more than one set, not if there is a single set. 2016-02-01 Richard Henderson PR rtl-opt/69535 * combine.c (make_compound_operation): When looking through a subreg, make sure to re-extend to the width of the outer mode. 2016-01-30 Jakub Jelinek PR tree-optimization/69546 * wide-int.cc (wi::divmod_internal): For unsigned division where both operands fit into uhwi, if o1 is 1 and o0 has msb set, if divident_prec is larger than bits per hwi, clear another quotient word and return 2 instead of 1. Similarly for remainder with msb in HWI set, if dividend_prec is larger than bits per hwi. 2016-01-29 Martin Jambor * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK. Use short lowercase names. (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with acq_rel one. Protect warning agains segfaults if get_memory_order_name returns NULL. (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST with release semantics. Do not warn if get_memory_order already did. (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire semantics. Fix check for relaxed or acquire semantics. Do not warn if get_memory_order already did. 2016-01-29 Sebastian Pop * doc/install.texi: Document that isl-0.16 is supported. 2016-01-29 Vladimir Makarov PR target/69299 * config/i386/constraints.md (Bm): Describe as special memory constraint. * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it. * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * genpreds.c (struct constraint_data): Add is_special_memory. (have_special_memory_constraints, special_memory_start): New static vars. (special_memory_end): Ditto. (add_constraint): Add new arg is_special_memory. Add code to process its true value. Update have_special_memory_constraints. (process_define_constraint): Pass the new arg. (process_define_register_constraint): Ditto. (choose_enum_order): Process special memory. (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and function insn_extra_special_memory_constraint. (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * gensupport.c (process_rtx): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY. * ira-lives.c (single_reg_class): Use insn_extra_special_memory_constraint. * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY. * lra-constraints.c (process_alt_operands): Ditto. (curr_insn_transform): Use insn_extra_special_memory_constraint. * recog.c (asm_operand_ok, preprocess_constraints): Process CT_SPECIAL_MEMORY. * reload.c (find_reloads): Ditto. * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New. * stmt.c (parse_input_constraint): Use insn_extra_special_memory_constraint. 2016-01-29 H.J. Lu PR target/69530 * lra-splill.c (lra_final_code_change): Revert r229087 by removing all sub-registers. 2016-01-29 Steve Ellcey PR target/65604 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch. 2016-01-29 Jakub Jelinek PR target/69551 * config/i386/i386.c (ix86_expand_vector_set) : For SSE1, copy target into the temporary reg first before recursing on it. 2016-01-29 H.J. Lu * config/i386/sse.md (sse2_cvtps2pd): Replace vBm with vm. 2016-01-29 Jonathan Wakely * ginclude/stdarg.h: Test __cplusplus instead of __GXX_EXPERIMENTAL_CXX0X__. 2016-01-29 Richard Biener PR tree-optimization/69547 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Do not mark clobbers necessary. (mark_all_reaching_defs_necessary_1): Likewise. 2016-01-29 Dominik Vogt * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format declaration name with %qs and print it in both error messages. Also fix indentation. 2016-01-29 Dominik Vogt PR other/69006 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove trailing blank line from error message. 2016-01-29 Jonathan Wakely PR c++/69462 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG for C++-11. 2016-01-29 Richard Biener PR middle-end/69537 * match.pd: Allow all integral types when simplifying a widening or sign-changing conversion. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert back to setting codegen_error to fail codegen. 2016-01-28 Uros Bizjak PR target/69459 * config/i386/constraints.md (C): Only accept constant zero operand. (BC): New constraint. * config/i386/sse.md (*mov_internal): Use BC constraint instead of C constraint. * doc/md.texi (Machine Constraints): Update description of C constraint. 2016-01-28 Steve Ellcey PR target/68400 * config/mips/mips.c (and_operands_ok): Add MIPS16 check. 2016-01-28 Jakub Jelinek PR middle-end/69542 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider non-debug insns. 2016-01-28 Pat Haugen * config/rs6000/rs6000.c (output_cbranch): Don't statically predict branches if using guessed profile. 2016-01-28 H.J. Lu * graphite-optimize-isl.c (optimize_isl): Fix dump. 2016-01-28 Richard Henderson PR target/69305 * config/aarch64/aarch64-modes.def (CC_Cmode): New * config/aarch64/aarch64-protos.h: Update. * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New. (aarch64_select_cc_mode): Add check for use of CC_Cmode. (aarch64_get_condition_code_1): Handle CC_Cmode. * config/aarch64/aarch64.md (addti3): Use adddi3_compareC. (*add3_compareC_cconly_imm): New. (*add3_compareC_cconly): New. (*add3_compareC_imm): New. (add3_compareC): New. (add3_carryin, *addsi3_carryin_uxtw): Sort compare operand to be first. Use aarch64_carry_operation. (*add3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove. (*add3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove. (*add3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove. (subti3): Use subdi3_compare1. (*sub3_compare0): Rename from sub3_compare0. (sub3_compare1): New. (*sub3_carryin0, *subsi3_carryin_uxtw): New. (*sub3_carryin): Use aarch64_borrow_operation. (*subsi3_carryin_uxtw): Likewise. (*ngc, *ngcsi_uxtw): Likewise. (*sub3_carryin_alt, *subsi3_carryin_alt_uxtw): New. * config/aarch64/iterators.md (DWI): New. * config/aarch64/predicates.md (aarch64_carry_operation): New. (aarch64_borrow_operation): New. 2016-01-28 Abderrazek Zaafrani * graphite-optimize-isl.c (optimize_isl): Print a different debug message when isl does not return a valid schedule. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple): Remove comments from class declarations: they are already in the code close by the defs. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call codegen_error_p. (ternary_op_to_tree): Same. (unary_op_to_tree): Same. (nary_op_to_tree): Same. (gcc_expression_from_isl_expr_op): Same. (gcc_expression_from_isl_expression): Same. (graphite_create_new_loop): Same. (graphite_create_new_loop_guard): Same. (build_iv_mapping): Same. (graphite_create_new_guard): Same. (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same. (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert instead of setting codegen_error to fail codegen. 2016-01-28 Jason Merrill * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Remove CONST_INT_P check in CCMP cost calculation. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.c (generic_vector_cost): Set vec_permute_cost. (cortexa57_vector_cost): Likewise. (exynosm1_vector_cost): Likewise. (xgene1_vector_cost): Likewise. (aarch64_builtin_vectorization_cost): Use vec_permute_cost. * config/aarch64/aarch64-protos.h (cpu_vector_cost): Add vec_permute_cost entry. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.md (ccmp): Disassemble immediate as %1. (add3_compare0): Likewise. (addsi3_compare0_uxtw): Likewise. (add3nr_compare0): Likewise. (compare_neg): Likewise. (3): Likewise. 2016-01-28 Ilya Enkovich * tree-vect-stmts.c (vectorizable_comparison): Add NULL check for vectype. 2016-01-28 Richard Biener PR tree-optimization/69466 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): Account for PHIs we couldn't duplicate. 2016-01-28 Martin Liska PR pch/68758 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro instead of ENABLE_VALGRIND_CHECKING. 2016-01-27 Richard Henderson PR rtl-opt/69447 * lra-remat.c (subreg_regs): New. (dump_candidates_and_remat_bb_data): Dump it. (operand_to_remat): Reject if operand in subreg_regs. (set_bb_regs): Collect subreg_regs. (lra_remat): Init and free subreg_regs. Compute calculate_local_reg_remat_bb_data before create_cands. 2016-01-27 H.J. Lu PR target/68986 * config/i386/i386.c (ix86_update_stack_boundary): Don't change stack_alignment_needed for __tls_get_addr call. 2016-01-27 Segher Boessenkool * config/rs6000/rs6000.c (print_operand): Rollback 's' removal. 2016-01-27 Jeff Law PR tree-optimization/68398 PR tree-optimization/69196 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter. (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Only count PHIs in the last block in the path. The others will const/copy propagate away. Add heuristic to allow more irreducible subloops to be created when it is likely profitable to do so. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL check from within the loop. Use gsi_next_nondebug rather than gsi_next. 2016-01-27 Jakub Jelinek PR lto/69254 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB. * asan.c (DEF_BUILTIN_STUB): Temporarily define. * tree-streamer-in.c: Include asan.h. (streamer_get_builtin_tree): For builtins in sanitizer range call initialize_sanitizer_builtins and retry. 2016-01-27 Ian Lance Taylor * common.opt (fkeep-gc-roots-live): New undocumented option. * tree-ssa-loop-ivopts.c (add_candidate_1): If -fkeep-gc-roots-live, skip pointers. (add_iv_candidate_for_biv): Handle add_candidate_1 returning NULL. 2016-01-27 Uros Bizjak PR target/69512 * config/i386/i386.md (*zext_doubleword_and): New pattern. (*zext_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND. 2016-01-27 Thomas Klausner PR target/68380 * configure.ac: NetBSD provides SSP in its C library. * configure: Updated. 2016-01-27 Richard Biener PR tree-optimization/69166 * tree-vect-loop.c (vect_is_simple_reduction): Always check reduction code for commutativity / associativity. 2016-01-27 Martin Jambor PR tree-optimization/69355 * tree-sra.c (analyze_access_subtree): Correct hole detection when total_scalarization fails. 2016-01-27 David Edelsohn * config/rs6000/driver-rs6000.c (detect_processor_aix): Add power9. 2016-01-27 Christian Bruel PR target/69245 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments. Move arm_reset_previous_fndecl and set_target_option_current_node in the conditional part. Call save_restore_target_globals. * config/arm/arm.c (arm_set_current_function): Refactor to better support #pragma target and attribute mix. Call save_restore_target_globals. * config/arm/arm-protos.h (save_restore_target_globals): New function. 2016-01-27 Martin Liska * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR reference for an HSA kernel and its host function. 2016-01-27 Jakub Jelinek PR tree-optimization/69399 * wide-int.h (wi::lrshift): For larger precisions, only use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT. 2016-01-27 Claudiu Zissulescu * config/arc/predicates.md (proper_comparison_operator): Reject constant-constant comparison. 2016-01-26 Tom de Vries PR tree-optimization/69110 * tree-data-ref.c (initialize_data_dependence_relation): Handle DR_NUM_DIMENSIONS == 0. 2016-01-26 Abderrazek Zaafrani Sebastian Pop * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle isl_ast_op_cond and isl_ast_op_select. (gcc_expression_from_isl_expr_op): Same. 2016-01-26 Jason Merrill PR c++/68782 * tree.c (recompute_constructor_flags): Split out from build_constructor. (verify_constructor_flags): New. * tree.h: Declare them. 2016-01-26 Iain Buclaw PR rtl-optimization/69217 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there are no TYPE_FIELDS set for the record type. 2016-01-26 Jakub Jelinek PR target/68662 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize toc_label_name unconditionally. (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for SYMBOL_REF string. Use toc_label_name instead of constructing LCTOC1. (rs6000_elf_declare_function_name): Use toc_label_name instead of constructing LCTOC1. 2016-01-26 Martin Sebor PR other/69477 * doc/extend.texi (Common Type Attributes): Move text that talks about attribute packed from attribute aligned to the section discussing the former attribute for clarity. 2016-01-26 Richard Henderson PR middle-end/60908 * trans-mem.c (tm_region_init): Mark entry block as visited. 2016-01-26 David Malcolm PR other/69006 * diagnostic-show-locus.c (layout::print_source_line): Replace call to pp_newline with call to layout::print_newline. (layout::print_annotation_line): Likewise. (layout::move_to_column): Likewise. (layout::print_any_fixits): After printing any fixits, print a trailing newline, if necessary. (layout::print_newline): New method, resetting any colorization before a newline. (diagnostic_show_locus): Move the pp_newline to before the early bailout. Remove dummy block enclosing the layout instance. * diagnostic.c (default_diagnostic_finalizer): Replace invocation of pp_newline_and_flush with pp_flush. (diagnostic_append_note): Delete use of pp_newline. (diagnostic_append_note_at_rich_loc): Delete. * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete. * pretty-print.h (output_buffer_append_r): Reset buff->line_length when newline characters are added to the buffer. 2016-01-26 Michael Matz * configure.ac (ac_cv_std_swap_in_utility): New test. * system.h (): Check HAVE_SWAP_IN_UTILITY as well. * configure: Regenerate. * config.in: Regenerate. 2016-01-26 Claudiu Zissulescu * config/arc/arc.md (cstoresi4): Force operand into register. (arcset): Fix predicate. (arcsetltu): Likewise. (arcsetgeu): Likewise. (arcsethi): Likewise. (arcsetls): Likewise. 2016-01-26 Jakub Jelinek PR tree-optimization/69483 * gimple-fold.c (canonicalize_constructor_val): Return NULL if base has error_mark_node type. 2016-01-26 Christophe Lyon PR target/68620 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors. * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq): New helper macros. (vget_lane_f16): Handle big-endian. (vgetq_lane_f16): Likewise. (vset_lane_f16): Likewise. (vsetq_lane_f16): Likewise. * config/arm/iterators.md (VQXMOV): Add V8HF. (VDQ): Add V4HF and V8HF. (V_reg): Handle V4HF and V8HF. (Is_float_mode): Likewise. * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf, neon_vdup_nv8hf): New patterns. (vec_set_internal, vec_extract, neon_vld1_dup): Use VD_LANE iterator. (neon_vld1_dup): Use VQ2 iterator. 2016-01-26 Nathan Sidwell * omp-low.h (oacc_fn_attrib_kernels_p): Declare. (set_oacc_fn_attrib): Add IS_KERNEL arg. * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg. (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New. (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib. (oacc_validate_dims): Add LEVEL arg, don't return level. (new_oacc_loop_routine): Use oacc_fn_attrib_level, not oacc_validate_dims. (execute_oacc_device_lower): Adjust, add more dump output. * tree-ssa-loop.c (gate_oacc_kernels): Use oacc_fn_attrib_kernels_p. * tree-parloops.c (create_parallel_loop): Adjust set_oacc_fn_attrib call. 2016-01-26 Jakub Jelinek PR lto/69254 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus. (append_compiler_options): Handle -fcilkplus. (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}. 2016-01-26 Nick Clifton PR target/66655 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has been marked as DECL_ONE_ONLY but we do not the means to make it so, then do not allow it to bind locally. 2016-01-26 Jakub Jelinek PR lto/69254 * opts.h (parse_sanitizer_options): New prototype. * opts.c (sanitizer_opts): New array. (parse_sanitizer_options): New function. (common_handle_option): Use parse_sanitizer_options. 2016-01-26 H.J. Lu PR target/68986 * config/i386/i386.c (ix86_compute_frame_layout): Move stack alignment adjustment to ... (ix86_update_stack_boundary): Here. Don't over-align stack for __tls_get_addr. (ix86_finalize_stack_realign_flags): Use stack_alignment_needed if __tls_get_addr is called. 2016-01-26 Christian Bruel * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove. 2016-01-26 Eric Botcazou * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode. 2016-01-26 Richard Biener PR middle-end/69467 * match.pd: Guard X * CST CMP 0 pattern with single_use. 2016-01-26 Richard Biener PR tree-optimization/69452 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove. (move_computations_dom_walker::before_dom_children): Rename to ... (move_computations_worker): This. (move_computations): Perform an RPO rather than a DOM walk. 2016-01-26 Jakub Jelinek PR target/69442 * combine.c (combine_instructions): For REG_EQUAL note with SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST to the underlying register. * doc/rtl.texi (REG_EQUAL): Document the behavior of REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT. 2016-01-26 Roger Ferrer Ibáñez PR target/67896 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtin_types): Do not set structural equality to __Poly{8,16,64,128}_t types. 2016-01-26 Richard Sandiford PR tree-optimization/69400 * wide-int.cc (wi_pack): Take the precision as argument and perform canonicalization here rather than in the callers. Use the main loop to handle all full-width HWIs. Add a zero HWI if in_len isn't a full result. (wi::divmod_internal): Update accordingly. (wi::mul_internal): Likewise. Simplify. 2016-01-25 Aditya Kumar Sebastian Pop * graphite-poly.c (apply_poly_transforms): Simplify. (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK. (print_isl_map): Same. (print_isl_union_map): Same. (print_isl_schedule): New. (debug_isl_schedule): New. * graphite-dependences.c (scop_get_reads): Do not call isl_union_map_add_map that is undocumented isl functionality. (scop_get_must_writes): Same. (scop_get_may_writes): Same. (scop_get_original_schedule): Remove. (scop_get_dependences): Do not call isl_union_map_compute_flow that is deprecated in isl 0.15. Instead, use isl_union_access_* interface. (compute_deps): Remove. * graphite-isl-ast-to-gimple.c (print_schedule_ast): New. (debug_schedule_ast): New. (translate_isl_ast_to_gimple::scop_to_isl_ast): Call set_separate_option. (graphite_regenerate_ast_isl): Add dump. (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code from scop->transformed_schedule. (graphite_regenerate_ast_isl): Add more dump. * graphite-optimize-isl.c (optimize_isl): Set scop->transformed_schedule. Check whether schedules are equal. (apply_poly_transforms): Move here. * graphite-poly.c (apply_poly_transforms): ... from here. (free_poly_bb): Static. (free_scop): Static. (pbb_number_of_iterations_at_time): Remove. (print_isl_ast): New. (debug_isl_ast): New. (debug_scop_pbb): New. * graphite-scop-detection.c (print_edge): Move. (print_sese): Move. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove. (build_scop_scattering): Remove. (create_pw_aff_from_tree): Assert instead of bailing out. (add_condition_to_pbb): Remove unused code, do not fail. (add_conditions_to_domain): Same. (add_conditions_to_constraints): Remove. (build_scop_context): New. (add_iter_domain_dimension): New. (build_iteration_domains): Initialize pbb->iterators. Call add_conditions_to_domain. (nested_in): New. (loop_at): New. (index_outermost_in_loop): New. (index_pbb_in_loop): New. (outermost_pbb_in): New. (add_in_sequence): New. (add_outer_projection): New. (outer_projection_mupa): New. (add_loop_schedule): New. (build_schedule_pbb): New. (build_schedule_loop): New. (embed_in_surrounding_loops): New. (build_schedule_loop_nest): New. (build_original_schedule): New. (build_poly_scop): Call build_original_schedule. * graphite.h: Declare print_isl_schedule and debug_isl_schedule. (free_poly_dr): Remove. (struct poly_bb): Add iterators. Remove schedule, transformed, saved. (free_poly_bb): Remove. (debug_loop_vec): Remove. (print_isl_ast): Declare. (debug_isl_ast): Declare. (scop_do_interchange): Remove. (scop_do_strip_mine): Remove. (scop_do_block): Remove. (flatten_all_loops): Remove. (optimize_isl): Remove. (pbb_number_of_iterations_at_time): Remove. (debug_scop_pbb): Declare. (print_schedule_ast): Declare. (debug_schedule_ast): Declare. (struct scop): Remove schedule. Add original_schedule, transformed_schedule. (free_gimple_poly_bb): Remove. (print_generated_program): Remove. (debug_generated_program): Remove. (unify_scattering_dimensions): Remove. * sese.c (print_edge): ... here. (print_sese): ... here. (debug_edge): ... here. (debug_sese): ... here. * sese.h (print_edge): Declare. (print_sese): Declare. (dump_edge): Declare. (dump_sese): Declare. 2016-01-25 Aditya Kumar Sebastian Pop * Makefile.in: Set ISLVER in site.exp. 2016-01-25 Jakub Jelinek * omp-low.c (lower_omp_target) : Set DECL_VALUE_EXPR of new_var even for the non-array case. Look through DECL_VALUE_EXPR for expansion. 2016-01-25 Bernd Edlinger * config/mips/mips.c (mips_compute_frame_info): Skip re-computing the frame info after reload completed. 2016-01-25 Jeff Law PR tree-optimization/69196 PR tree-optimization/68398 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from tree-ssa-threadupdate.c. (determine_bb_domination_status): Prototype * tree-ssa-threadupdate.c (enum bb_dom_status): Remove (determine_bb_domination_status): No longer static. (valid_jump_thread_path): Remove code to detect characteristics of the jump thread path not associated with correctness. * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths): Correct test for thread path length. Count PHIs for real operands as statements that need to be copied. Do not count ASSERT_EXPRs. Look at all the blocks in the thread path. Compute and selectively filter thread paths based on threading through the latch, threading a multiway branch or crossing a multiway branch. 2016-01-25 Bill Schmidt * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add decl with __attribute__ ((unused)) annotation. 2016-01-25 Ilya Enkovich PR target/69421 * tree-vect-stmts.c (vectorizable_condition): Check vectype of operands is compatible with a statement vectype. 2016-01-25 Eric Botcazou * doc/extend.texi (scalar_storage_order type attribute): Fix typo and improve wording for mixed storage order support. 2016-01-25 Bilyan Borisov * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic. (vcvt_u64_f64): Likewise. (vcvta_s64_f64): Likewise. (vcvta_u64_f64): Likewise. (vcvtm_s64_f64): Likewise. (vcvtm_u64_f64): Likewise. (vcvtn_s64_f64): Likewise. (vcvtn_u64_f64): Likewise. (vcvtp_s64_f64): Likewise. (vcvtp_u64_f64): Likewise. 2016-01-25 Claudiu Zissulescu * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define. (arc_init): Check validity mll64 option. (arc_save_restore): Use double load/store instruction. (arc_expand_movmem): Likewise. (arc_split_move): Don't split if we have double load/store instructions. Returns a boolean. (arc_process_double_reg_moves): Change function to return boolean instead of a sequence of instructions. (arc_dwarf_register_span): New function. * config/arc/arc-protos.h (arc_split_move): Change prototype. * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__. * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions. (*movdf_insn): Likewise. * config/arc/arc.opt (mll64): New option. * config/arc/predicates.md (even_register_operand): New predicate. * doc/invoke.texi (ARC Options): Add mll64 documentation. 2016-01-25 Richard Biener PR lto/69393 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS. * tree-streamer-out.c (pack_ts_base_value_fields): Stream DECL_NAMELESS. * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise. 2016-01-25 Richard Biener PR tree-optimization/69376 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p flag. (VN_INFO_ANTI_RANGE_P): New inline. (VN_INFO_RANGE_TYPE): Likewise. * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy SSA_NAME_ANTI_RANGE_P. (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Properly query VN_INFO_RANGE_TYPE. 2016-01-25 Nick Clifton PR target/66655 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition. 2016-01-23 Tom de Vries PR tree-optimization/69426 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of removed clobber. 2016-01-23 Jakub Jelinek * tree-ssanames.c (release_free_names_and_compact_live_names): Replace "the the" with "the" in the comments. * ipa-devirt.c (build_type_inheritance_graph, update_type_inheritance_graph): Likewise. * tree.c (build_function_type_list_1): Likewise. * cfgloopmanip.c (scale_loop_profile): Likewise. * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise. * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_paths): Likewise. * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise. * expr.c (convert_move): Likewise. * var-tracking.c (vt_stack_adjustments): Likewise. * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise. * tree-vrp.c (test_for_singularity): Likewise. * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR directly instead of building a temporary tree. PR bootstrap/69434 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h, remove include. 2016-01-22 Jakub Jelinek PR target/69432 * config/i386/i386.c: Include dojump.h. (expand_small_movmem_or_setmem, expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling fixes. (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early if dynamic_check != -1. 2016-01-21 Jeff Law PR middle-end/69347 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of record_temporary_equivalences. Rewritten to avoid unnecessary calls into dominated_by_p. (cprop_into_successor_phis): Avoid unnecessary tests. 2016-01-22 Richard Henderson PR target/69416 * config/aarch64/aarch64.md (UNSPEC_NZCV): New. (ccmp, fccmp, fccmpe): Use it. 2016-01-22 Michael Matz * system.h (string, algorithm): Include only conditionally. (new): Include always under C++. * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM. * final.c (toplevel): Ditto. * ipa-chkp.c (toplevel): Define INCLUDE_STRING. * genconditions.c (write_header): Make gencondmd.c define INCLUDE_STRING. * mem-stats.h (mem_usage::print_dash_line): Don't use std::string. * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING. * common/config/aarch64/aarch64-common.c (toplevel): Ditto. 2016-01-22 Christian Bruel PR target/68674 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed. 2016-01-22 Kyrylo Tkachov PR target/69403 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to define_insn_and_split. Ensure operands[1] and operands[0] do not get assigned the same register. 2016-01-22 Kugan Vivekanandarajah * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr. 2016-01-22 Christian Bruel * config/arm/arm-c.c (arm_pragma_target_parse): Remove warn_builtin_macro_redefined overwrite. 2016-01-22 Eric Botcazou * ipa-inline.c (can_inline_edge_p): Back out overzealous check on flag_non_call_exceptions compatibility. 2016-01-22 Jakub Jelinek PR debug/66668 * dwarf2out.c (add_child_die_after): New function. (dwarf_qual_info_t): New type. (dwarf_qual_info): New variable. (qualified_die_p): New function. (modified_type_die): For -fdebug-types-section, ensure canonical order of qualifiers. Put qualified DIEs adjacent to the corresponding non-qualified type DIE and search there for existing qualified DIEs. 2016-01-22 Eric Botcazou * doc/extend.texi (scalar_storage_order type attribute): Document restriction on type punning and aliasing, and remove future tense. 2016-01-21 Roman Zhuykov PR target/69252 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new first stage. 2016-01-21 Jeff Law PR middle-end/69347 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid useless call to record_temporary_equivalences. * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just allocate 10 slots in the bb_path vector and let it grow as needed. (fsm_find_control_statement_thread_paths): Similarly for the next_path vector. 2016-01-21 David Edelsohn * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive): Detangle. * configure: Regenerate. 2016-01-21 Pat Haugen * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9. * config/rs6000/driver-rs6000.c (struct asm_names): Likewise. 2016-01-21 Bernd Schmidt PR middle-end/66178 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't drop EXPAND_INITIALIZER. * rtl.h (contains_symbolic_reference_p): Declare. * rtlanal.c (contains_symbolic_reference_p): New function. * simplify-rtx.c (simplify_binary_operation_1): Don't turn a subtraction into a NOT if symbolic constants are involved. 2016-01-21 Anton Blanchard Bill Schmidt PR target/63354 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New #define. * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New function. 2016-01-21 Ajit Agarwal * config/microblaze/microblaze.c (get_branch_target): New. (insert_wic_for_ilb_runout): New. (insert_wic): New. (microblaze_machine_dependent_reorg): New. (TARGET_MACHINE_DEPENDENT_REORG): Define macro. * config/microblaze/microblaze.md (UNSPEC_IPREFETCH): Define. (iprefetch): New pattern * config/microblaze/microblaze.opt (mxl-prefetch): New flag. 2016-01-21 Ajit Agarwal * config/microblaze/microblaze.h (FIXED_REGISTERS): Update in macro. (CALL_USED_REGISTERS): Update in macro. 2016-01-21 Yuri Rumyantsev PR rtl-optimization/68920 * ifcvt.c (cond_move_process_if_block): Limit number of conditional moves. 2016-01-21 Vladimir Makarov PR rtl-optimization/68990 * lra-coalesce.c (lra_coalesce): Invalidate value for the result pseudo instead of inheritance ones. 2016-01-21 Bernd Edlinger Nick Clifton PR target/69129 PR target/69012 * config/mips/mips.c (mips_compute_frame_info): Initialise args_size and hard_frame_pointer_offset fields of the frame structure before calling mips_global_pointer. 2016-01-21 David Edelsohn * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section label reference. * configure: Regenerate. 2016-01-21 Richard Biener * graphite-optimize-isl.c (get_schedule_map): Fix typo. 2016-01-21 Marcin Kościelnicki * config/s390/s390.c (s390_asm_declare_function_size): Add code to actually emit the .size directive. 2016-01-21 Stefan Sørensen Jakub Jelinek PR target/69187 PR target/65624 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase args array size by one to avoid buffer overflow. 2016-01-21 Marcin Kościelnicki * config/s390/s390.md (pool_section_start): Use switch_to_section to select proper read-only data section instead of hardcoding .rodata. (pool_section_end): Use switch_to_section to match the above. 2016-01-21 Richard Biener PR tree-optimization/69378 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function. (set_ssa_val_to): Use it for dominance checks taking into account not executable edges. 2016-01-21 Jakub Jelinek PR c++/69355 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode) for bitsize instead of GET_MODE_PRECISION (mode). 2016-01-20 Martin Sebor PR c/52291 * extend.texi (__sync Builtins): Clarify the semantics of __sync_fetch_and_OP built-ins on pointers. (__atomic Builtins): Same. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New. (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool. (is_valid_rename): Same. (translate_isl_ast_to_gimple::get_rename): Same. (translate_isl_ast_to_gimple::rename_all_uses): Same. (translate_isl_ast_to_gimple::rename_uses): Same. (get_new_name): Check for close_phi nodes. (copy_loop_phi_args): Use phi_node_kind. (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same. (translate_isl_ast_to_gimple::copy_cond_phi_args): Same. 2016-01-21 Aditya Kumar Sebastian Pop Revert commit r229783. * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id): Remove use of parameter_rename_map. (copy_def): Remove. (copy_internal_parameters): Remove. (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters. * sese.c (new_sese_info): Do not initialize parameter_rename_map. (free_sese_info): Do not free parameter_rename_map. (set_rename): Do not use parameter_rename_map. (rename_uses): Update call to set_rename. (graphite_copy_stmts_from_block): Do not use parameter_rename_map. * sese.h (parameter_rename_map_t): Remove. (struct sese_info_t): Remove field parameter_rename_map. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c: Fix comment. * graphite-scop-detection.c (defined_in_loop_p): New. (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA names defined in loop. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): Discard unstructured if-then-else regions. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove. (cleanup_loop_iter_dom): Remove. (build_loop_iteration_domains): Remove. (build_scop_context): Remove. (build_scop_iteration_domain): Remove. (add_loop_constraints): New. (build_iteration_domains): New. (build_poly_scop): Call build_iteration_domains. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): Free dom and loops. (scop_detection::loop_body_is_valid_scop): Free bbs. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (record_loop_in_sese): New. (gather_bbs::before_dom_children): Call record_loop_in_sese. (build_scops): Remove call to build_sese_loop_nests. * sese.c (sese_record_loop): Remove. (build_sese_loop_nests): Remove. (new_sese_info): Remove region->loops. (free_sese_info): Same. * sese.h (sese_contains_loop): Same. (build_sese_loop_nests): Remove. (sese_contains_loop): Remove. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (loop_is_valid_scop): Renamed loop_is_valid_in_scop. (scop_detection::harmful_stmt_in_region): Renamed harmful_loop_in_region. Call loop_is_valid_in_scop. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle isl_ast_node_mark. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION. * graphite.h (struct poly_bb): Remove field is_reduction. (PBB_IS_REDUCTION): Remove. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce. (add_pdr_constraints): Same. (scop_get_reads): Same. (scop_get_must_writes): Same. (scop_get_may_writes): Same. (scop_get_original_schedule): Same. (extend_schedule): Same. (apply_schedule_on_deps): Same. (carries_deps): Same. (compute_deps): Same. (scop_get_dependences): Same. * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::generate_isl_schedule): Same. * graphite-optimize-isl.c (get_schedule_for_band): Same. (get_schedule_for_band_list): Same. (get_schedule_map): Same. (apply_schedule_map_to_scop): Same. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. (build_loop_iteration_domains): Same. (add_condition_to_pbb): Same. (add_param_constraints): Same. (pdr_add_memory_accesses): Same. (pdr_add_data_dimensions): Same. 2016-01-20 Sandra Loosemore * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking requirements. 2016-01-20 Sandra Loosemore * common.opt (feliminate-dwarf2-dups): Replace references to "DWARF 2" with just "DWARF". * config/ia64/ia64.opt (mdwarf2-asm): Likewise. * doc/extend.texi: Likewise. * doc/cpp.texi: Likewise. * doc/invoke.texi: Likewise. (Option Summary): Add -gdwarf to list of Debugging Options. (Debugging Options): Document -gdwarf. * doc/contrib.texi: Spell "DWARF" like that. 2016-01-21 Jakub Jelinek * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized warning. Fix up formatting. PR middle-end/67653 * gimplify.c (gimplify_asm_expr): Warn if it is too late to attempt to mark memory input operand addressable and call prepare_gimple_addressable in that case. Don't adjust input_location for diagnostics, use error_at instead. 2016-01-20 Peter Bergner * config/rs6000/ppc-auxv.h: New file. * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin. (cpu_is): Likewise. (cpu_supports): Likewise. * config/rs6000/rs6000.c: include "ppc-auxv.h". (cpu_is_info): New variable. (cpu_supports_info): Likewise. (tcb_verification_symbol): Likewise. (cpu_builtin_p): Likewise. (cpu_expand_builtin): New function. (rs6000_expand_ternop_builtin): Add support for CPU builtin functions. (rs6000_init_builtins): Likewise. (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol. * config/rs6000/rs6000.h (TLS_REGNUM): New define. * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test. * configure: Regenerate. * config.in: Likewise. * doc/extend.texi (PowerPC Built-in Functions): Document __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports. 2016-01-20 David Edelsohn PR target/68609 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt domain check. * config/rs6000/vector.md (sqrt2): Call rs6000_emit_swsqrt for V4SFmode. 2016-01-20 Richard Henderson PR bootstrap/69343 PR bootstrap/69339 PR tree-opt/68964 Revert: * tree.c (tm_define_builtin): New. (find_tm_vector_type): New. (build_tm_vector_builtins): New. (build_common_builtin_nodes): Call it. 2016-01-20 Christophe Lyon * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry. (arm_fp_ok): Likewise. (arm_fp): Likewise. (arm_crypto): Likewise. 2016-01-20 Ilya Enkovich Richard Biener PR tree-optimization/69328 * tree-vect-stmts.c (vect_is_simple_cond): Check compared vectors have same number of elements. (vectorizable_condition): Fix masked version recognition. 2016-01-20 Richard Biener PR tree-optimization/69345 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function. (VN_INFO_PTR_INFO): Likewise. * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to info when it is equal between non-dominating SSA names. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Make sure to look at original SSA infos. 2016-01-20 Jeff Law PR target/25114 * config/m68k/predicates.md (pow2_m1_operand): New predicate extracted from ... (reg_or_pow2_m1_operand): Call pow2_m1_operand. (pc_or_label_operand): New predicate. * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU tests for small integers that are 2^n - 1. 2016-01-20 Jonathan Wakely * doc/invoke.texi (Options Summary): Add '.' after @xref. 2016-01-19 Jeff Law PR middle-end/69347 * tree-ssa-threadbackwards.c (fsm_find_control_statement_thread_paths): Do not try to lookup FSM paths for SSA_NAMEs appearing in abnormal PHIs. 2016-01-20 Kugan Vivekanandarajah * doc/lto.texi: Remove text that says only Gold has linker plugin support. 2016-01-19 Eric Botcazou * dwarf2out.c (need_endianity_attribute_p): New inline predicate. (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to the DIE accordingly. (modified_type_die): Add REVERSE parameter and pass it recursively, as well as to base_type_die. Adjust presence check accordingly. (base_type_for_mode): Adjust call to modified_type_die. (add_type_attribute): Add REVERSE parameter and pass it to modified_type_die. (generic_parameter_die): Adjust call to add_type_attribute. (add_scalar_info): Likewise. (add_subscript_info): Likewise. (gen_array_type_die): Likewise. (gen_descr_array_type_die): Likewise. (gen_entry_point_die): Likewise. (gen_enumeration_type_die): Likewise. (gen_formal_parameter_die): Likewise. (gen_subprogram_die): Likewise. (gen_variable_die ): Likewise. (gen_const_die): Likewise. (gen_field_die): Likewise. (gen_pointer_type_die): Likewise. (gen_reference_type_die): Likewise. (gen_ptr_to_mbr_type_die): Likewise. (gen_inheritance_die): Likewise. (gen_subroutine_type_die): Likewise. (gen_typedef_die): Likewise. (force_type_die): Adjust call to modified_type_die. 2016-01-19 Sandra Loosemore * doc/standards.texi: Copy-editing for grammar, markup, and sentence flow throughout the file. Fix broken link to Objective-C 2.0 documentation. * doc/invoke.texi: More copy-editing; fix numerous typos and spelling errors. 2016-01-19 Wilco Dijkstra * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings. 2016-01-19 Jan Hubicka PR ipa/66223 * ipa-devirt.c (is_cxa_pure_virtual_p): New function. (maybe_record_node): Record cxa_pure_virtual as the only possible target if there are not ohter candidates. (possible_polymorphic_call_target_p): Accept cxa_pure_virtual. 2016-01-19 Richard Biener * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants. (get_memory_order): Likewise. 2016-01-19 Kirill Yukhin * tree-vect-stmts.c (vectorizable_store): Check rhs vectype. 2016-01-19 David Malcolm PR jit/68446 * gcc.c (driver::decode_argv): Add call to init_opts_obstack before init_options_struct. * opts.c (init_opts_obstack): Remove idempotency. (init_options_struct): Replace call to init_opts_obstack with a gcc_assert to verify that it has already been called. * toplev.c (toplev::main): Add call to init_opts_obstack before calls to init_options_struct. (toplev::finalize): Move cleanup of opts_obstack next to cleanup of save_decoded_options, clearing the latter, and save_decoded_options_count. 2016-01-19 Kyrylo Tkachov PR target/69135 * config/arm/vfp.md (lsi2): Set "conds" attribute to unconditional. Remove %? from output template. 2015-01-19 Wilco Dijkstra Jiong Wang * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences generated from different expand order. 2015-01-19 Wilco Dijkstra * /config/aarch64/aarch64.c (aarch64_if_then_else_costs): Add support for CCMP costing. 2015-01-19 Wilco Dijkstra * ccmp.c (ccmp_candidate_p): Remove integer-only restriction. * config/aarch64/aarch64.md (fccmp): New pattern. (fccmpe): Likewise. (fcmp): Rename to fcmp and globalize pattern. (fcmpe): Likewise. * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support. (aarch64_gen_ccmp_next): Add FP support. 2015-01-19 Wilco Dijkstra * target.def (gen_ccmp_first): Update documentation. (gen_ccmp_next): Likewise. * doc/tm.texi (gen_ccmp_first): Update documentation. (gen_ccmp_next): Likewise. * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of expand_ccmp_expr_1. Improve comments. * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp. (ccmp_ior): Remove pattern. (cmp): Remove expand. (cmp): Globalize pattern. (cstorecc4): Use cc_register. (movcc): Remove ccmp_cc_register check. * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Simplify after removal of CC_DNE/* modes. (aarch64_ccmp_mode_to_code): Remove. (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases. In 'k' case use integer as condition. (aarch64_nzcv_codes): Remove inverted cases. (aarch64_code_to_ccmode): Remove. (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct comparison with CC register to be used in folowing CCMP/branch/CSEL. (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP pattern. Return the comparison with CC register. Invert conditions when bitcode is OR. * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes. * config/aarch64/predicates.md (ccmp_cc_register): Remove. 2016-01-19 Jan Hubicka * cgraphunit.c (cgraph_node::reset): Clear thunk info and instrumented_version. 2016-01-19 Richard Biener PR tree-optimization/69336 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all handled components with get_ref_base_and_extent. (equal_mem_array_ref_p): Adjust. 2016-01-19 Jakub Jelinek PR debug/65779 * shrink-wrap.c: Include valtrack.h. (move_insn_for_shrink_wrap): Add DEBUG argument. If MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs in between insn and where it will be moved to. Call dead_debug_insert_temp. (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init first and dead_debug_local_finish at the end. For uses and defs bitmap, handle all regs in between REGNO and END_REGNO, not just the first one. 2016-01-19 Richard Biener PR tree-optimization/69352 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1. (equal_mem_array_ref_p): Constrain size and max size properly. Compare the reverse flag. 2016-01-19 Bernd Schmidt * ira.c (ira): Update regstat data if we deleted insns. 2016-01-19 Jakub Jelinek PR rtl-optimization/68955 PR rtl-optimization/64557 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr here. Fix up formatting. * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P. 2016-01-19 Jan Hubicka PR lto/69133 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple assume that the node has body. * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p check. 2016-01-19 Jan Hubicka * lto-streamer-out.c (lto_output): Do not stream instrumentation thunks. 2016-01-19 Jan Hubicka * symtab.c (symtab_node::asm_name): Do not call printable name directly. (symtab_node::name): Report name as unnamed if DECL_NAME is not set. 2016-01-19 Martin Jambor Martin Liska Michael Matz * Makefile.in (OBJS): Add new source files. (GTFILES): Add hsa.c. * common.opt (disable_hsa): New variable. (-Whsa): New warning. * config.in (ENABLE_HSA): New. * configure.ac: Treat hsa differently from other accelerators. (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to $enable_offloading. (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa. * doc/install.texi (Configuration): Document --with-hsa-runtime, --with-hsa-runtime-include, --with-hsa-runtime-lib and --with-hsa-kmt-lib. * doc/invoke.texi (-Whsa): Document. (hsa-gen-debug-stores): Likewise. * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt to invoke offload compiler for hsa acclerator. * opts.c (common_handle_option): Determine whether HSA offloading should be performed. * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter. * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY. * gimple-pretty-print.c (dump_gimple_omp_for): Also handle GF_OMP_FOR_KIND_GRID_LOOP. (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY. (pp_gimple_stmt_1): Likewise. * gimple-walk.c (walk_gimple_stmt): Likewise. * gimple.c (gimple_build_omp_grid_body): New function. (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY. * gimple.def (GIMPLE_OMP_GRID_BODY): New. * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY, GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and GF_OMP_TEAMS_GRID_PHONY. (gimple_statement_omp_single_layout): Updated comments. (gimple_build_omp_grid_body): New function. (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY. (gimple_omp_for_grid_phony): New function. (gimple_omp_for_set_grid_phony): Likewise. (gimple_omp_parallel_grid_phony): Likewise. (gimple_omp_parallel_set_grid_phony): Likewise. (gimple_omp_teams_grid_phony): Likewise. (gimple_omp_teams_set_grid_phony): Likewise. (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY. * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New. (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise. (BUILT_IN_GOMP_TARGET): Updated type. * omp-low.c: Include symbol-summary.h, hsa.h and params.h. (adjust_for_condition): New function. (get_omp_for_step_from_incr): Likewise. (extract_omp_for_data): Moved parts to adjust_for_condition and get_omp_for_step_from_incr. (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY. (fixup_child_record_type): Bail out if receiver_decl is NULL. (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_. (scan_omp_parallel): Do not create child functions for phony constructs. (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY. (scan_omp_1_op): Checking assert we are not remapping to ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY. (parallel_needs_hsa_kernel_p): New function. (expand_parallel_call): Register apprpriate parallel child functions as HSA kernels. (grid_launch_attributes_trees): New type. (grid_attr_trees): New variable. (grid_create_kernel_launch_attr_types): New function. (grid_insert_store_range_dim): Likewise. (grid_get_kernel_launch_attributes): Likewise. (get_target_argument_identifier_1): Likewise. (get_target_argument_identifier): Likewise. (get_target_argument_value): Likewise. (push_target_argument_according_to_value): Likewise. (get_target_arguments): Likewise. (expand_omp_target): Call get_target_arguments instead of looking up for teams and thread limit. (grid_expand_omp_for_loop): New function. (grid_arg_decl_map): New type. (grid_remap_kernel_arg_accesses): New function. (grid_expand_target_kernel_body): New function. (expand_omp): Call it. (lower_omp_for): Do not emit phony constructs. (lower_omp_taskreg): Do not emit phony constructs but create for them a temporary variable receiver_decl. (lower_omp_taskreg): Do not emit phony constructs. (lower_omp_teams): Likewise. (lower_omp_grid_body): New function. (lower_omp_1): Call it. (grid_reg_assignment_to_local_var_p): New function. (grid_seq_only_contains_local_assignments): Likewise. (grid_find_single_omp_among_assignments_1): Likewise. (grid_find_single_omp_among_assignments): Likewise. (grid_find_ungridifiable_statement): Likewise. (grid_target_follows_gridifiable_pattern): Likewise. (grid_remap_prebody_decls): Likewise. (grid_copy_leading_local_assignments): Likewise. (grid_process_kernel_body_copy): Likewise. (grid_attempt_target_gridification): Likewise. (grid_gridify_all_targets_stmt): Likewise. (grid_gridify_all_targets): Likewise. (execute_lower_omp): Call grid_gridify_all_targets. (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY. * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_. (tree_omp_clause): Added union field dimension. * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_. * tree.c (omp_clause_num_ops): Added number of arguments of OMP_CLAUSE__GRIDDIM_. (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_. (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_. * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New. (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise. (OMP_CLAUSE_GRIDDIM_SIZE): Likewise. (OMP_CLAUSE_GRIDDIM_GROUP): Likewise. * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail. * tree-pass.h (make_pass_gen_hsail): Declare. (make_pass_ipa_hsa): Likewise. * ipa-hsa.c: New file. * lto-section-in.c (lto_section_name): Add hsa section name. * lto-streamer.h (lto_section_type): Add hsa section. * timevar.def (TV_IPA_HSA): New. * hsa-brig-format.h: New file. * hsa-brig.c: New file. * hsa-dump.c: Likewise. * hsa-gen.c: Likewise. * hsa.c: Likewise. * hsa.h: Likewise. * toplev.c (compile_file): Call hsa_output_brig. * hsa-regalloc.c: New file. 2016-01-18 Jeff Law PR tree-optimization/69320 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean ranged object, do nothing if the RHS constant is not [0..1]. (optimize_stmt): Comparing a boolean ranged object against a constant outside [0..1] results in a compile-time constant. * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary test. 2016-01-18 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Add new section to menu. (Option Summary): Update to reflect new section and moved options. (C++ Dialect Options): Move -fstats to new section. (Debugging Options): Move all dump, statistics, and other GCC developer options to new section. Rewrite section introduction and re-order remaining options to put the more basic ones first. (Optimization Options): Move -fira-verbose and -flto-report* to new section. (Developer Options): New section incorporating moved options. * doc/cppopts.texi (-dM): Update cross-reference. 2016-01-18 Richard Henderson PR target/69176 * config/aarch64/aarch64.md (add3): Move long immediate operands to pseudo only if CSE is expected. Split long immediate operands only after reload, and for the stack pointer. (*add3_pluslong): Remove. (*addsi3_aarch64, *adddi3_aarch64): Merge into... (*add3_aarch64): ... here. Add r/rk/Upl alternative. (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative. (*add3 peepholes): New. (*add3 splitters): New. * config/aarch64/constraints.md (Upl): New. * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New. 2016-01-18 Richard Biener PR tree-optimization/69297 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar stmt at most once. (vect_bb_vectorization_profitable_p): Clear visited flag again. 2016-01-18 Yuri Rumyantsev PR middle-end/68542 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case of mixind vector and scalar types. (fold_relational_const): Add handling of vector comparison with boolean result. * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow comparison of vector operands with boolean result for EQ/NE only. (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison. (verify_gimple_cond): Likewise. * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on valid type of VAL. 2016-01-18 Joseph Myers * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require !TARGET_OCTEON. 2016-01-18 Richard Biener PR middle-end/69308 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND. 2016-01-18 Tom de Vries * passes.def: Add pass_parallelize_loops to pass_oacc_kernels. 2016-01-18 Tom de Vries * omp-low.c (set_oacc_fn_attrib): Make extern. * omp-low.h (set_oacc_fn_attrib): Declare. * tree-parloops.c (struct reduction_info): Add reduc_addr field. (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL. (create_parallel_loop, gen_parallel_loop, try_create_reduction_list): Add and handle function parameter oacc_kernels_p. (find_reduc_addr, get_omp_data_i_param): New function. (ref_conflicts_with_region, oacc_entry_exit_ok_1) (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function. (parallelize_loops): Add and handle function parameter oacc_kernels_p. Calculate dominance info. Skip loops that are not in a kernels region in oacc_kernels_p mode. Skip inner loops of parallelized loops. (pass_parallelize_loops::execute): Call parallelize_loops with oacc_kernels_p argument. (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param): New member function. (pass_parallelize_loops::bool oacc_kernels_p): New member var. * passes.def: Add argument to pass_parallelize_loops instantation. 2016-01-18 Tom de Vries * tree-parloops.c (pass_parallelize_loops::execute): Allow pass_parallelize_loops to be run outside the loop pipeline. 2016-01-18 Alan Lawrence * tree-scalar-evolution.c (follow_copies_to_constant): New. (analyze_initial_condition, analyze_scalar_evolution_1): Call previous. 2016-01-18 Alan Lawrence PR target/63679 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF using get_ref_base_and_extent. (equal_mem_array_ref_p): New. (hashable_expr_equal_p): Add call to previous. 2016-01-18 Alan Lawrence PR target/63679 * tree-sra.c (disqualified_constants, constant_decl_p): New. (sra_initialize): Allocate disqualified_constants. (sra_deinitialize): Free disqualified_constants. (disqualify_candidate): Update disqualified_constants when appropriate. (create_access): Scan for constant-pool entries as we go along. (scalarizable_type_p): Add check against type_contains_placeholder_p. (maybe_add_sra_candidate): Allow constant-pool entries. (load_assign_lhs_subreplacements): Bind debug for constant pool vars. (initialize_constant_pool_replacements): New. (sra_modify_assign): Avoid mangling assignments created by previous, and don't generate writes into constant pool. (sra_modify_function_body): Call initialize_constant_pool_replacements. 2016-01-18 Ilya Enkovich * config/i386/i386.c (scalar_to_vector_candidate_p): Support andnot instruction. (scalar_chain::convert_op): Likewise. * config/i386/i386.md (*andndi3_doubleword): New. 2016-01-18 Richard Biener PR tree-optimization/69170 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not building a vector from scalar results of a pattern stmt. 2016-01-18 Jakub Jelinek * haifa-sched.c (autopref_multipass_init): Work around -Wmaybe-uninitialized warning. 2016-01-18 Thomas Preud'homme * config/arm/arm.c (thumb1_reorg): Check that the comparison is against the constant 0. 2016-01-17 Bill Schmidt PR tree-optimization/68799 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly look up phi candidates in the statement-candidate map. (phi_add_costs): Likewise. (record_phi_increments): Likewise. (phi_incr_cost): Likewise. (ncd_with_phi): Likewise. (all_phi_incrs_profitable): Likewise. 2016-01-17 Jakub Jelinek * omp-low.c (mark_loops_in_oacc_kernels_region): Work around -Wmaybe-uninitialized warning. 2016-01-16 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Add new section to menu. (Option Summary): Update to reflect new section and moved options. (C++ Dialect Options): Move -fvtable-verify and related options. (Debugging Options): Move Sanitizer, Pointer Bounds Checker, and profiling-related options. (Optimization Options): Move profile generation options and -fstack-protector and related options. (Instrumentation Options): New section incorporating moved options. (Code Generation Options): Move -finstrument-functions and related options, -fstack-check, -fstack-limit*, and -fbounds-check. 2016-01-16 Tom de Vries * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops. 2016-01-16 Tom de Vries * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt. 2016-01-16 Richard Sandiford * hash-table.h (hash_table::empty): Turn into an inline wrapper that checks whether the table is already empty. Rename the original implementation to... (hash_table::empty_slot): ...this new private function. 2016-01-15 David Malcolm PR diagnostic/68899 * diagnostic-show-locus.c (layout::print_source_line): Move x offset of line until after call to get_line_width_without_trailing_whitespace. 2016-01-15 Jeff Law PR tree-optimization/69270 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from tree-ssa-dom.c. Improve test for [0..1] ranve from VRP. * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove. * tree-ssanames.h (ssa_name_has_boolean_range): Prototype. * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use ssa_name_has_boolean_range and constant_boolean_node. 2016-01-15 Vladimir Makarov PR rtl-optimization/69030 * lra-spills.c (remove_pseudos): Check nrefs and make the function returning bool. (spill_pseudos): Delete debug insn for dead pseudo. (lra_spill): Initiate spill_hard_reg and slots memory separately. 2016-01-15 Jiong Wang * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers): New. (TYPES_UNOPUS): Likewise. * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct builtin type, from UNOP to UNOPUS. (lbtruncuv4sf): Likewise. (lbtruncuv2df): Likewise. (lrounduv2sf): Likewise. (lrounduv4sf): Likewise. (lrounduv2df): Likewise. (lroundusf): Likewise. (lroundusf): Likewise. (lceiluv2sf): Likewise. (lceiluv4sf): Likewise. (lceiluv2df): Likewise. (lceilusf): Likewise. (lceiludf): Likewise. (lflooruv2sf): Likewise. (lflooruv4sf): Likewise. (lflooruv2df): Likewise. (lfloorusf): Likewise. (lfloorudf): Likewise. (lfrintnuv2sf): Likewise. (lfrintnuv4sf): Likewise. (lfrintnuv2df): Likewise. (lfrintnusf): Likewise. (lfrintnudf): Likewise. * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type conversion. (vcvtq_u32_f32): Likewise. (vcvtq_u64_f64): Likewise. (vcvta_u32_f32): Likewise. (vcvtaq_u32_f32): Likewise. (vcvtaq_u64_f64): Likewise. (vcvtm_u32_f32): Likewise. (vcvtmq_u32_f32): Likewise. (vcvtmq_u64_f64): Likewise. (vcvtn_u32_f32): Likwise. (vcvtnq_u32_f32): Likewise. (vcvtnq_u64_f64): Likewise. (vcvtp_u32_f32): Likewise. (vcvtpq_u32_f32): Likewise. (vcvtpq_u64_f64): Likewise. (vcvtmd_u64_f64): Likewise. (vcvtms_u32_f32): Likewise. (vcvtad_u64_f64): Likewise. (vcvtas_u32_f32): Likewise. (vcvtnd_u64_f64): Likewise. (vcvtns_u32_f32): Likewise. (vcvtpd_u64_f64): Likewise. (vcvtps_u32_f32): Likewise. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle CSEL of zero_extended registers. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case): Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return false when argument string is not found in the attributes table at all. 2016-01-15 David Edelsohn PR target/68609 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete. (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm * config/rs6000/rs6000.md (sqrt2): Limit swsqrt to high precision estimate. 2016-01-15 Richard Biener PR tree-optimization/66856 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here. * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count. (vect_create_new_slp_node): Increment stmt reference count. (vect_get_and_check_slp_defs): Make sure stmts are nor already in an SLP tree before swapping operands. (vect_build_slp_tree): Likewise. (destroy_bb_vec_info): Free stmt info after SLP instances. * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count. * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field. (STMT_VINFO_NUM_SLP_USES): New macro. 2016-01-15 Richard Biener PR debug/69137 * dwarf2out.c (add_linkage_name_raw): New function split out from ... (add_linkage_name): ... here. (gen_typedef_die): Use add_linkage_name_raw instead of add_linkage_attr to delay DECL_ASSEMBLER_NAME computation if necessary. 2016-01-15 Cesar Philippidis * gimplify.c (oacc_default_clause): Decode reference and pointer types for both kernels and parallel regions. 2016-01-15 Richard Sandiford PR middle-end/69246 * calls.c (emit_call_1): Force n_popped to zero for sibcalls. 2016-01-15 Ilya Enkovich * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo. (convert_scalars_to_vector): Likewise. 2016-01-15 Jonathan Wakely * doc/extend.texi (Type Traits): Fix grammar. 2016-01-15 Martin Jambor * tree-inline.c (remap_decl): Use existing dclarations if remapping a type and prevent_decl_creation_for_types. (replace_locals_stmt): Do an initial remapping of non-VLA typed decls first. Do real remapping with prevent_decl_creation_for_types set. * tree-inline.h (copy_body_data): New field prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid padding. 2016-01-15 Dominik Vogt * config/s390/s390.opt (mmvcle): More verbose help text. 2016-01-15 Dominik Vogt * config/s390/s390.opt: Add period to -mzvector option text. 2016-01-15 Richard Biener PR tree-optimization/68961 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost of invariants in stores again. 2016-01-15 Sebastian Huber * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib. 2016-01-15 Ilya Enkovich * config/i386/i386.c (ix86_expand_branch): Don't split DI mode xor instruction to SI mode. 2016-01-15 Jan Hubicka PR ipa/68148 * ipa-icf.c (sem_function::merge): Virtual functions may become reachable even if they address is not taken and there are no idrect calls. 2016-01-15 Jan Hubicka * lto-streamer-out.c (subtract_estimated_size): New function. (get_symbol_initial_value): Use it. 2016-01-15 Christian Bruel PR target/65837 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag. (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins, (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins. use add_builtin_function_ext_scope instead of add_builtin_function. (neon_set_p, neon_crypto_set_p): Remove. (arm_init_builtins): Always call arm_init_neon_builtins and arm_init_crypto_builtins. (arm_expand_builtin): Check that builtins are allowed for the arch. * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype. * config/arm/arm.c (arm_valid_target_attribute_tree): Remove arm_init_neon_builtins call. 2016-01-15 Richard Biener PR tree-optimization/69117 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member. * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info of the leader conservatively. (free_scc_vn): Restore original SSA name infos. 2016-01-14 Jeff Law PR tree-optimization/69270 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a single bit of precision, verify it's also unsigned. (record_edge_info): Use constant_boolean_node rather than fold_convert to convert boolean_true/boolean_false to the right type. 2016-01-14 Richard Henderson PR rtl-opt/69014 * loop-doloop.c (record_reg_sets): New. (doloop_optimize): Reject the transform if the sequence clobbers registers live at the end of the loop block. (doloop_optimize_loops): Enable df_live if needed. 2016-01-14 Michael Meissner * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change. * gcc/config/rs6000/rs6000.c: Likewise. * gcc/config/rs6000/rs6000.h: Likewise. * gcc/config/rs6000/rs6000.md: Likewise. * gcc/doc/extend.texi: Likewsie. 2016-01-14 Jeff Law * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment typo. 2016-01-14 Richard Henderson PR c/69272 PR tree-opt/68964 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size. * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p instead of builtin_decl_declared_p to test for declaration. 2016-01-14 Nicklas Bo Jensen * doc/loop.texi (Loop Analysis and Representation): Document loop_depth function. 2016-01-14 Tom de Vries PR tree-optimization/68773 * omp-low.c (expand_omp_target): Don't set force_output. * varpool.c (varpool_node::get_create): Same. * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and offload_funcs with force_output. 2016-01-14 Jakub Jelinek PR debug/69244 * lra-eliminations.c (move_plus_up): Don't change anything if either the outer or inner subreg mode is not MODE_INT. * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards. 2016-01-14 Alan Lawrence * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m}, reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m}, reduc_uplus_@var{m}): Remove. * expr.c (expand_expr_real_2): Remove expansion path for reduc_[us](min|max|plus) optabs. * optabs-tree.c (scalar_reduc_to_vector): Remove. * optabs-tree.h (scalar_reduc_to_vector): Remove. * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab, reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove. * tree-vect-loop.c (vectorizable_reduction): Remove test for reduc_[us](min|max|plus) optabs. 2016-01-14 Alan Lawrence * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove. (reduc_plus_scal_v2sf): New. (reduc_smax_v2sf): Rename to... (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract. (reduc_smin_v2sf): Rename to... (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract. 2016-01-14 Jan Hubicka * alias.c (compare_base_symbol_refs): New function. (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use it. 2016-01-14 Jakub Jelinek PR middle-end/68146 PR tree-optimization/69155 * tree-complex.c: Include cfganal.h. (phis_to_revisit): New variable. (extract_component): Add phiarg_p argument. Assert that returned SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true. (update_phi_components): Partly rewrite to use loop over real/imag components instead of code duplication. If extract_component returns SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or create_tmp_reg into the PHI node instead, and mention the phi triplet in phis_to_revisit. (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded in phis_to_revisit at the end. 2016-01-14 Richard Biener PR tree-optimization/68060 * tree-vect-loop.c (vect_is_simple_reduction): Check the outer loop reduction is only used in the inner loop before detecting a double reduction. 2016-01-14 Jakub Jelinek PR target/68269 * combine.c (expand_field_assignment): Punt if compute_mode is unsupported scalar mode. 2016-01-14 Richard Biener PR tree-optimization/66856 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build SLP node only if it built successfully. (vect_analyze_slp_instance): Adjust. 2016-01-14 Jeff Law PR tree-optimization/69270 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function. (record_edge_info): Use it. Convert boolean_{true,false}_node to the type of op0. 2016-01-13 Jan Hubicka PR ipa/66487 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): use block_ultimate_origin (noncall-stmt_may_be_vtbl_ptr_store): Likewise. 2016-01-13 Sandra Loosemore * doc/invoke.texi (Submodel Options): Rename section to "Machine-Dependent Options" to better reflect its content. Rewrite introductory text to remove archaic CPU names. Update references. 2016-01-13 Sandra Loosemore * doc/invoke.texi (Code Gen Options): Move section up in file, before target-specific options. Update menu and option summary to reflect the new section ordering. 2016-01-13 Jonathan Wakely * doc/invoke.texi (C Dialect Options): Adjust -std default for C++. (C++ Dialect Options): Add cross-reference to -std option. * doc/standards.texi (C++ Language): Document C++14 support. 2016-01-13 Michael Meissner * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support for pack/unpack functions for __ibm128. (PACK_IF): Likewise. (UNPACK_IF): Likewise. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add support for __ibm128 pack/unpack functions. (rs6000_invalid_builtin): Likewise. (rs6000_init_builtins): Likewise. (rs6000_opt_masks): Likewise. * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name. (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack functions (RS6000_BTM_COMMON): Likewise. * config/rs6000/rs6000.md (f128_vsx): New mode attribute. (unpack): Use FMOVE128_FPR iterator instead of FMOVE128, to disallow __builtin_{pack,unpack}_longdouble if long double is IEEE 128-bit floating point. Add support for the double values to be in Altivec registers for TF/IF packing and unpacking, but restrict TD packing sub-fields to be FPR registers. Don't allow overlapped register support for packing. Allow pack inputs to be memory locations. Don't build generator functions for unpack_dm and unpack_nodm. (unpack_dm): Likewise. (unpack_nodm): Likewise. (pack): Likewise. * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add built-in functions to pack/unpack explicit __ibm128 values. (__builtin_unpack_ibm128): Likewise. * doc/extend.texi (PowerPC Built-in Functions): Document __builtin_pack_ibm128 and __builtin_unpack_ibm128. 2016-01-13 Bernd Schmidt PR c/66208 * c-common.c (check_function_nonnull): Remove unnecessary declaration. Add new arg loc and pass it down as context. (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer to the location to use for the warning. (check_function_arguments): New arg loc. All callers changed. Pass it to check_function_nonnull. * c-common.h (check_function_arguments): Adjust declaration. 2016-01-13 Jakub Jelinek PR tree-optimization/69156 * gimple.c (validate_type): Removed. (gimple_builtin_call_types_compatible_p): Use useless_type_conversion_p instead of validate_type. * value-prof.c (gimple_stringop_fixed_value): Fold icall_size to correct type. 2016-01-13 Jonathan Wakely * doc/extend.texi (__atomic Builtins): Clarify compare_exchange effects. 2016-01-13 Richard Henderson PR tree-opt/68964 * target.def (builtin_tm_load, builtin_tm_store): Remove. * config/i386/i386.c (ix86_builtin_tm_load): Remove. (ix86_builtin_tm_store): Remove. (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. * doc/tm.texi: Rebuild. * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New. (BUILT_IN_TM_MEMCPY_RTWN): New. * trans-mem.c (tm_log_emit_stmt): Rearrange code for better fallback from vector to integer helpers. (build_tm_load): Handle vector types directly, instead of via target hook. (build_tm_store): Likewise. (expand_assign_tm): Prepare for register types not handled by the above. Copy them to memory and use memcpy. * tree.c (tm_define_builtin): New. (find_tm_vector_type): New. (build_tm_vector_builtins): New. (build_common_builtin_nodes): Call it. 2016-01-13 Uros Bizjak * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for TARGET_SSE_MATH without TARGET_SSE2. Rewrite. 2016-01-13 Tom de Vries PR tree-optimization/69169 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle handled_struct_type param. (create_variable_info_for, intra_create_variable_infos): Call create_variable_info_for_1 with extra arg. 2016-01-13 Yvan Roux * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a" and "armv8.1-a+crc" entries. 2016-01-13 Alexander Fomin PR target/69228 * config/i386/sse.md (define_expand "avx512pf_gatherpfsf"): Change first operand predicate from register_or_constm1_operand to register_operand. (define_expand "avx512pf_gatherpfdf"): Likewise. (define_expand "avx512pf_scatterpfsf"): Likewise. (define_expand "avx512pf_scatterpfdf"): Likewise. (define_insn "*avx512pf_gatherpfsf"): Remove. (define_insn "*avx512pf_gatherpfdf"): Likewise. (define_insn "*avx512pf_scatterpfsf"): Likewise. (define_insn "*avx512pf_scatterpfdf"): Likewise. * config/i386/i386.c (ix86_expand_builtin): Remove first operand comparison with constm1_rtx from vec_prefetch_gen part. 2016-01-13 Richard Biener PR tree-optimization/69013 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): Exchange assert for a test. 2016-01-13 Andreas Krebbel PR target/69247 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg. 2016-01-13 Richard Biener PR tree-optimization/69242 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus assert with a check. 2016-01-13 Richard Biener PR tree-optimization/69186 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Properly guard vect_update_misalignment_for_peel call. 2016-01-12 Jeff Law PR tree-optimization/pr67755 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field "need_profile_correction". (thread_block_1): Initialize new field to false by default. If we have multiple thread paths through a common joiner to different final targets, then set new field to true. (compute_path_counts): Only do count adjustment when it's really needed. 2016-01-12 Sandra Loosemore * doc/invoke.texi (Spec Files): Move section down in file, past all command-line option descriptions. 2016-01-12 Trevor Saunders PR middle-end/54809 * doc/gty.texi: Remove documentation of mark_hook. * gengtype.c (struct write_types_data): Remove code to support mark_hook attribute. (walk_type): Likewise. (write_func_for_structure): Likewise. 2016-01-12 Sandra Loosemore * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to Directory Options, and -specs= to Overall Options. (Overall Options): Adjust similarly. Reorder to group related options together. Make -specs= cross-reference the spec file details. (Directory Options): Adjust similarly. 2016-01-12 Jeff Law * tree-ssa-threadupdate.c: Various whitespace and typo fixes. 2016-01-12 Olivier Hainque * gcc.c (spec_undefvar_allowed): New global. (process_command): Set to true when running for --version or --help, alone or together. (getenv_spec_function): When the variable is not defined, use the variable name as the variable value if we're allowed not to issue a fatal error. 2016-01-12 Bin Cheng PR tree-optimization/68911 * tree-vrp.c (adjust_range_with_scev): Check overflow in range information computed for expression "init + nit * step". 2016-01-12 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information about name of GCC executable. Remove deleted node from menu. (Directory Options) <-B>: Remove cross-reference to deleted node. (Target Options): Delete section. 2016-01-12 Christian Bruel PR target/69180 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX. 2016-01-12 Jakub Jelinek PR target/69198 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure aligned_mem is properly set for AVX512-VL floating point masked stores. PR target/69175 * ifcvt.c (cond_exec_process_if_block): When removing the last insn from then_bb, remove also any possible barriers that follow it. 2016-01-12 H.J. Lu PR target/68456 PR target/69226 * config/i386/iamcu.h (SIZE_TYPE): New macro. (PTRDIFF_TYPE): Likewise. (WCHAR_TYPE): Likewise. (WCHAR_TYPE_SIZE): Likewise. (STDINT_LONG32): Likewise. 2016-01-12 Richard Biener PR tree-optimization/69053 * tree-vect-loop.c (get_initial_def_for_reduction): Properly convert initial value for cond reductions. 2016-01-12 Richard Biener PR tree-optimization/69007 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move widen_sum after dot_prod and sad. 2016-01-12 Richard Biener PR tree-optimization/69168 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and pattern stmt SLP type. * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may end up unused so cope with that case. 2016-01-12 Richard Biener PR tree-optimization/69157 * tree-vect-stmts.c (vectorizable_mask_load_store): Check stmts def type only during analyze phase. (vectorizable_call): Likewise. (vectorizable_simd_clone_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_store): Likewise. (vectorizable_load): Likewise. 2016-01-12 Richard Biener PR tree-optimization/69174 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical space. (vectorizable_load): Properly compute the number of loads needed for permuted strided SLP loads and do not spuriously assign to SLP_TREE_VEC_STMTS. 2016-01-12 Andris Pavenis * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive (MD_EXEC_PREFIX): Remove. (MD_STARTFILE_PREFIX) Removee. (FILE_NAME_ABSOLUTE_P): Remove. (CPP_SPEC): Do not read macros from sys/version.h. (LINK_COMMAND_SPEC): Remove. (LOCAL_INCLUDE_DIR): Remove. (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix. (POST_LINK_SPEC): Define to invoke stubify after linker (LIBSTDCXX): Remove define (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map. (DEFAULT_PCC_STRUCT_RETURN): Define to 1. (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210. (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message. (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info. (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove. (i386_djgpp_asm_named_section): Add propotype of new procedure * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define. (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h). (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX in config/i386/djgpp.h). (STANDARD_STARTFILE_PREFIX_2): Define identical to STANDARD_STARTFILE_PREFIX_1. (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h). (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal installation errors. (MAX_OFILE_ALIGNMENT): Define to 128. (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h. * config/i386/djgpp.c: New file. Add implementation of i386_djgpp_asm_named_section. * config/i386/djgpp.opt: Remove obsolete option -mbnu210. * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS. Add rule for building djgpp.o. 2016-01-11 Bill Schmidt * config/rs6000/rs6000.c (v2df_reduction_p): New function. (rtx_is_swappable_p): Reductions are swappable. (insn_is_swappable_p): V2DF reductions are swappable. 2016-01-11 John David Anglin * config/pa/pa.c (pa_emit_move_sequence): Handle floating point reloads for other unsupported memory operands. 2016-01-12 Kugan Vivekanandarajah Jim Wilson PR target/69194 * config/arm/arm-builtins.c (arm_expand_neon_args): Call copy_to_mode_reg instead of force_reg. 2016-01-11 H.J. Lu PR target/69225 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if TARGET_80387 is true. 2016-01-11 Jakub Jelinek PR target/69071 * lra-eliminations.c (move_plus_up): Only move plus up if subreg of the constant can be simplified into constant and use the simplified subreg of the constant instead of the original constant. * fold-const.c (fold_convertible_p): Don't return true for conversion of VECTOR_TYPE to same sized integral type. (fold_convert_loc): Fix up formatting. Fold conversion of VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR instead of NOP_EXPR. PR tree-optimization/69214 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. Formatting fix. PR tree-optimization/69207 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of fold_convertible_p to vector_type's element type, and always use VCE for non-VECTOR_BOOLEAN_TYPE_P. 2016-01-11 Richard Biener PR tree-optimization/69173 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only fixup the cycle if all stmts are in a pattern. 2016-01-11 Uros Bizjak PR middle-end/68999 * alias.c (base_alias_check): Move check for addresses with alignment ANDs before the call for compare_base_decls. (memrefs_conflict_p): Return -1 for different decls that went through alignment adjustments. 2016-01-11 Kyrylo Tkachov PR rtl-optimization/68796 * config/aarch64/aarch64.md (*and_compare0): New pattern. * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode and QImode comparisons against zero with CC_NZmode. * config/aarch64/iterators.md (short_mask): New mode_attr. 2016-01-11 H.J. Lu * config/i386/sse.md (_load_mask): Remove snprintf. (_store_mask): Likewise. 2016-01-11 Bernd Schmidt Kyrylo Tkachov PR rtl-optimization/68841 * ifcvt.c (struct noce_if_info): Add orig_x field. (bbs_ok_for_cmove_arith): Add to_rename parameter. Don't record conflicts on to_rename if it's present. Allow memory destinations in sets. (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple blocks, passing orig_x to the checks. (noce_process_if_block): Set if_info->orig_x appropriately. 2016-01-11 Tom de Vries PR tree-optimization/69069 * tree-parloops.c (create_parallel_loop): Add missing phi args. 2016-01-11 Yuri Rumyantsev PR rtl-optimization/68920 * config/i386/i386.c (ix86_option_override_internal): Restrict number of conditional moves for RTL if-conversion to 1 for TARGET_ONE_IF_CONV_INSN. * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros. * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros. * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new parameter to restirct number of conditional moves for RTL if-conversion. * doc/invoke.texi (max-rtl-if-conversion-insns): Document it. * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of conditionl moves. 2016-01-11 Alexandre Oliva PR bootstrap/69123 * var-tracking.c (drop_overlapping_mem_locs): Operate on all onepart vars. Fix typo in comment. Fix reversed condition in unshare test. (dataflow_set_remove_mem_locs): Operate on all onepart vars. PR bootstrap/69123 * var-tracking.c (dump_onepart_variable_differences): New. (dataflow_set_different): If a detailed dump is requested, delay early returns and dump differences between onepart variables present before and after, and added variables. 2016-01-11 Ilya Enkovich PR target/69010 * expr.c (expand_expr_real_1): For boolean vector constants with a scalar mode use const_scalar_mask_from_tree. (const_scalar_mask_from_tree): New. * optabs.c (expand_vec_cond_mask_expr): Use mask mode assigned to a mask type to handle constants. 2016-01-11 Martin Jambor PR ipa/69044 * ipa-cp.c (estimate_local_effects): Do not clone for removal of useless parameters if we cannot change function signature. 2016-01-11 Martin Jambor PR ipa/66616 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature flag. 2016-01-11 Tom de Vries PR tree-optimization/69109 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow latch with phi. 2016-01-11 Tom de Vries PR tree-optimization/69108 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi res is not used in a phi. 2016-01-11 Yury Gribov PR 67425 * common.opt (frandom-seed): Fix parameter name. * doc/invoke.texi (frandom-seed): Ditto and describe parameter. 2016-01-11 Tom de Vries PR tree-optimization/69058 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp not supported. 2016-01-11 Andrew Burgess * config/arc/arc.opt (mdiv-rem): Add period to the end. (mcode-density): Likewise. 2016-01-10 Tom de Vries PR tree-optimization/69062 * tree-parloops.c (loop_has_phi_with_address_arg): New function. (parallelize_loops): Don't paralelize loop that has phi with address arg. 2016-01-10 Tom de Vries PR tree-optimization/69039 * tree-parloops.c (try_create_reduction_list): Only allow single exit phi for reduction. 2016-01-09 John David Anglin PR middle-end/68743 * match.pd: Require target has function_c99_misc before doing truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc. 2016-01-09 Gerald Pfeifer * configure.ac (isl_options_set_schedule_serialize_sccs): Also use GMPINC. * configure: Regenerate. 2016-01-09 Jakub Jelinek PR middle-end/50865 PR tree-optimization/69097 * fold-const.h (expr_not_equal_to): New prototype. * fold-const.c: Include stringpool.h and tree-ssanames.h. (expr_not_equal_to): New function. * match.pd (X % -Y is the same as X % Y): Don't optimize unless X is known not to be equal to minimum or Y is known not to be equal to -1. * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument. fold TRUNC_MOD_EXPR if the second argument is not a power of two. (simplify_stmt_using_ranges): Adjust caller. (vrp_finalize): Call set_value_range on SSA_NAMEs before calling substitute_and_fold. 2016-01-09 Jan Hubicka * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL w/o DECL_NAME. 2016-01-08 Jakub Jelinek PR tree-optimization/69167 * gimple-fold.c (replace_stmt_with_simplification): Also punt if new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of ops[0] comparison. * gimple-match-head.c (maybe_push_res_to_seq): Likewise. 2016-01-08 Alan Lawrence Richard Biener PR tree-optimization/68707 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP instances that can be handled via vect_load_lanes. 2016-01-08 Uros Bizjak * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2 if we can't determine address equivalence. * alias.c (compare_base_decl): Update for changed return value of symtab_node::equal_address_to. 2016-01-08 Jason Merrill PR c++/68983 PR c++/67557 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here. * expr.c (store_field): Not here. * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a call with TREE_ADDRESSABLE type. * tree-cfg.c (verify_gimple_call): Adjust. 2016-01-08 Olivier Hainque * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with libc_internal. 2016-01-08 Alan Lawrence * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to... (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element. (reduc_smin_v2sf): Rename to... (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element. (reduc_splus_v2sf): Rename to... (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element. 2016-01-08 Jakub Jelinek PR tree-optimization/69162 * gimplify.c (gimplify_va_arg_expr): Encode original type of valist argument in another argument. (gimplify_modify_expr): Adjust for the above change. Cleanup. * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument to determine the va_list type, build a MEM_REF instead of build_fold_indirect_ref. PR tree-optimization/69172 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to gimple_build. 2016-01-08 Thomas Preud'homme PR tree-optimization/67781 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg and cmpnop in two steps: first the ones not accessed in original gimple expression in a endian independent way and then the ones not accessed in the final result in an endian-specific way. 2016-01-08 Jakub Jelinek PR tree-optimization/69083 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's element type. If op is fold_convertible_p to vector_type's element type, use NOP_EXPR instead of VCE. 2016-01-08 Segher Boessenkool PR rtl-optimization/67778 PR rtl-optimization/68634 PR rtl-optimization/68909 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop block from the stack until done with it. Remove a superfluous bitmap set. Remove a superfluous bitmap test. 2016-01-07 Martin Sebor PR c/68966 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document constraint on the type of arguments. 2016-01-07 Andreas Tobler * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check unaligned_access on the gcc_options set. * config/arm/arm.c (arm_option_override_internal): Use SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. 2016-01-07 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_frame_pointer_required): Enable frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned. 2016-01-07 Uros Bizjak Revert 2016-01-06 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid depending on frame_pointer_needed before remaining integer and SSE registers are saved. 2016-01-07 Sandra Loosemore PR 1078 * doc/extend.texi (Nvidia PDX Function Attributes): New section. 2016-01-07 H.J. Lu PR target/69171 * config/i386/sse.md (_sqrt2): Use the "xBm" constraint. (float2): Use round_nimm_scalar_predicate. (sse_cvtsi2ssq): Likewise. (sse_cvtss2si): Likewise. (sse_cvtss2siq): Likewise. (sse2_cvtsi2sdq): Likewise. (sse2_cvtsd2si): Likewise. (sse2_cvtsd2siq): Likewise. * config/i386/subst.md (round_nimm_scalar_predicate): New predicate. 2015-12-15 Bernd Schmidt PR middle-end/67639 * varasm.c (make_decl_rtl): Mark invalid register vars as DECL_EXTERNAL. PR rtl-optimization/66206 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx. All callers changed. 2016-01-07 Jakub Jelinek PR tree-optimization/69141 * tree-ssa-pre.c: Include langhooks.h. (eliminate_dom_walker::before_dom_children): Use lang_hooks.decl_printable_name instead of cgraph_node::get ()->name (). PR middle-end/68960 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy it and DECL_ALIGN too. 2016-01-06 Robert Suchanek * config/mips/mips-ftypes.def: Sort to lexicographical order. 2016-01-06 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid depending on frame_pointer_needed before remaining integer and SSE registers are saved. 2015-01-06 Bill Schmidt * config/rs6000/vsx.md (*p9_vecload_): Replace VSX_M mode iterator with VSX_M2. (*p9_vecstore_): Likewise. (*vsx_le_permute_): Restrict to !TARGET_P9_VECTOR. (*vsx_le_perm_load_ for VSX_LE_128): Likewise. (*vsx_le_perm_store_ for VSX_LE_128): Likewise. (define_split for VSX_LE128 stores): Likewise. (define_peephole2 for TImode LE swaps): Likewise. (define_split for VSX_LE128 post-reload stores): Likewise. 2016-01-06 Marek Polacek PR sanitizer/69099 * convert.c (convert_to_integer_1): Adjust call to ubsan_instrument_float_cast. Use NULL_TREE instead of NULL. * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use EXPR instead of ARG. * ubsan.h (ubsan_instrument_float_cast): Adjust declaration. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (RL78 Variable Attributes): New section. 2016-01-05 Marek Polacek PR c/69104 * builtins.c (get_memmodel): Use expansion point location rather than the input location. Call warning_at rather than warning. (expand_builtin_atomic_compare_exchange): Likewise. (expand_builtin_atomic_load): Likewise. (expand_builtin_atomic_store): Likewise. (expand_builtin_atomic_clear): Likewise. 2016-01-05 H.J. Lu PR target/68991 * config/i386/i386.c (ix86_expand_vector_logical_operator): Replace nonimmediate_operand with vector_operand. * config/i386/predicates.md (vector_operand): New predicate. (general_vector_operand): Replace nonimmediate_operand with vector_operand. * config/i386/sse.md: Replace nonimmediate_operand with vector_operand and m constraint with Bm constraint on SSE patterns with 16-byte memory operand. * config/i386/subst.md (round_nimm_predicate): Replace nonimmediate_operand with vector_operand. (round_saeonly_nimm_predicate): Likewise. (round_saeonly_nimm_scalar_predicate): New. 2016-01-05 H.J. Lu PR target/68991 * config/i386/constraints.md (Bm): New constraint. * config/i386/predicates.md (vector_memory_operand): New predicate. * config/i386/sse.md: Replace xm with xBm in plusminus and any_logic patterns. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (V850 Function Attributes): New section. (V850 Variable Attributes): New section. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (MicroBlaze Function Attributes): Document interrupt_handler and fast_interrupt attributes. 2016-01-05 Sergei Trofimovich PR other/60465 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64 for local symbolic operands. * config/ia64/predicates.md (local_symbolic_operand64): New predicate. 2016-01-05 Kyrylo Tkachov PR rtl-optimization/68651 * combine.c (combine_simplify_rtx): Canonicalize x + x into x << 1. 2016-01-05 Nathan Sidwell * alias.c (compare_base_decls): Use symtab_node::get. 2016-01-05 Nick Clifton PR target/68770 * ira-costs.c (copy_cost): Initialise the t_icode field of the secondary_reload_info structure. PR target/66655 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak decls if weak support is available. 2016-01-04 Martin Sebor * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model. 2016-01-04 Michael Meissner * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_DFORM. * config/rs6000/constraints.md (wo constraint): New constraint for ISA 3.0 (power9). * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support for wo constraint. (rs6000_init_hard_regno_mode_ok): Likewise. * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for wo constraint. * config/rs6000/altivec.md (altivec_vperm_): Clean up vperm expanders not to have constraints. Add support for ISA 3.0 xxperm instruction. Add support for fusing xxlor with xxperm. (altivec_vperm__internal): Likewise. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm_v16q): Likewise. (altivec_vperm__uns): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. * doc/md.texi (RS/6000 constraints): Document wo constraint. 2016-01-04 Jakub Jelinek Update copyright years. * gcc.c (process_command): Update copyright notice dates. * gcov-dump.c (print_version): Ditto. * gcov.c (print_version): Ditto. * gcov-tool.c (print_version): Ditto. * gengtype.c (create_file): Ditto. * doc/cpp.texi: Bump @copying's copyright year. * doc/cppinternals.texi: Ditto. * doc/gcc.texi: Ditto. * doc/gccint.texi: Ditto. * doc/gcov.texi: Ditto. * doc/install.texi: Ditto. * doc/invoke.texi: Ditto. 2016-01-04 Eric Botcazou * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer modes larger than TImode as TImode if NEON is not enabled. 2016-01-04 Eric Botcazou PR target/69100 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit mode for %f0-%f31 only if TARGET_FPU. 2016-01-04 Eric Botcazou PR target/69072 * config/sparc/sparc.c (scan_record_type): Take into account subfields to compute the PACKED_P predicate. (function_arg_record_value): Minor tweaks. 2016-01-04 Thomas Preud'homme * doc/install.texi (--with-multilib-list): Describe the meaning of the option for arm*-*-* targets. 2016-01-03 Sandra Loosemore * doc/extend.texi (Common Function Attributes): Move docs for MSP430-specific attributes to.... (MSP430 Function Attributes): ...here. Delete the redundant entries and copy-edit the remaining text. (MSP430 Variable Attributes): Use uniform format for index entries and add a cross-reference to the corresponding function attribute docs. 2016-01-03 Vladimír Čunát * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -finite-math typo. (x86 Options): Likewise. 2016-01-01 Sandra Loosemore PR 1078 * extend.texi (Common Function Attributes) : New. * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer to corresponding attribute. 2016-01-01 Sandra Loosemore * doc/extend.texi (Common Function Attributes) : Move to correct alphabetization of table. Copy-edit and correct markup. : Likewise. : Likewise. : Likewise. * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>: Correct punctuation. (Code Gen Options) <-fno-plt>: Copy-edit. 2016-01-01 Bernd Edlinger PR target/68917 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of SI values. Explicitly convert SI to DI and vice-versa. 2016-01-01 Jakub Jelinek PR tree-optimization/69070 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST. PR sanitizer/69055 * ubsan.c (ubsan_instrument_float_cast): Call initialize_sanitizer_builtins. PR target/69015 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump). Copyright (C) 2016 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.