path: root/gcc/ChangeLog

2016-02-29  Eric Botcazou  <ebotcazou@adacore.com>

	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  <law@redhat.com>

	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  <rguenther@suse.de>

	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  <mliska@suse.cz>

	* system.h: Poison ENABLE_CHECKING macro.

2016-02-29  Martin Liska  <mliska@suse.cz>

	* 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  <rguenther@suse.de>

	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  <ebotcazou@adacore.com>

	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  <rguenther@suse.de>

	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  <ebotcazou@adacore.com>

	* config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.

2016-02-27  Jeff Law  <law@redhat.com>

	Revert
	2016-02-26  Richard Biener  <rguenther@suse.de>
		    Jeff Law  <law@redhat.com>

	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  <jakub@redhat.com>

	PR rtl-optimization/69896
	* tree-vect-generic.c (get_compute_type): Avoid single element
	vector types.

2016-02-26  Evandro Menezes  <e.menezes@samsung.com>

	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  <jakub@redhat.com>

	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 <joel@rtems.org>

	* config.gcc: Add x86_64-*-rtems*.
	* gcc/config/i386/rtems-64.h: New file.

2016-02-26  Joel Sherrill <joel@rtems.org>

	* config.gcc: Add aarch64-*-rtems*.
	* gcc/config/aarch64/rtems.h: New file.

2016-02-26  Segher Boessenkool  <segher@kernel.crashing.org>

	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  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	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  <mjambor@suse.cz>

	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  <rth@redhat.com>

	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  <mjambor@suse.cz>

	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  <mjambor@suse.cz>

	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  <mjambor@suse.cz>

	* 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  <mjambor@suse.cz>

	* hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
	atomic operations in private segment.

2016-02-26  Martin Jambor  <mjambor@suse.cz>

	* 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  <kyrylo.tkachov@arm.com>

	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  <kyrylo.tkachov@arm.com>

	PR target/69613
	* config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
	Return 0 if !SHIFT_COUNT_TRUNCATED.

2016-02-26  Jakub Jelinek  <jakub@redhat.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	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  <mliska@suse.cz>

	* doc/extend.texi: Mention clog10, clog10f an clog10l
	in Builtins section.

2016-02-26  Martin Liska  <mliska@suse.cz>

	* 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  <mliska@suse.cz>

	* hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
	with flag_checking.
	* hsa-regalloc.c (linear_scan_regalloc): Likewise.

2016-02-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
	    Martin Liska  <mliska@suse.cz>

	* doc/install.texi: Mention --enable-valgrind-annotations.

2016-02-26  Richard Biener  <rguenther@suse.de>

	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  <mliska@suse.cz>

	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  <rguenther@suse.de>

	PR tree-optimization/48795
	* tree-vrp.c (check_array_ref): Use array_at_struct_end_p.

2016-02-25  Ilya Verbin  <ilya.verbin@intel.com>

	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  <hubicka@ucw.cz>

	PR ipa/69630
	* ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
	on builtin_unreachable.

2016-02-25  Jakub Jelinek  <jakub@redhat.com>

	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  <jakub@redhat.com>

	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  <jason@redhat.com>

	* common.opt (flifetime-dse): Add -flifetime-dse=1.

2016-02-24  Richard Biener  <rguenther@suse.de>
	    Jakub Jelinek  <jakub@redhat.com>

	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  <jakub@redhat.com>

	PR middle-end/69915
	* tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
	elements.

2016-02-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	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  <rguenther@suse.de>

	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  <kyrylo.tkachov@arm.com>

	* 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  <kyrylo.tkachov@arm.com>

	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  <jakub@redhat.com>

	PR c/69918
	* params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
	2 to 3.

2016-02-24  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenth@suse.de>

	PR middle-end/69909
	* expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
	set_mem_attributes if tem is SSA_NAME which got expanded
	as a MEM.

2016-02-24  Richard Biener  <rguenther@suse.de>

	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  <christian.bruel@st.com>

	* 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  <dje.gcc@gmail.com>

	PR target/69810
	* config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
	define_insn_and_split to define_insn.
	(zero_extendqi<mode>2_dot2): Same.
	(extendqi<mode>2_dot): Same.
	(extendqi<mode>2_dot2): Same.

2016-02-23  Evandro Menezes  <e.menezes@samsung.com>

	* 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  <e.menezes@samsung.com>

        * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
        series for reciprocal square root in Exynos M1.

2016-02-23  Martin Sebor  <msebor@redhat.com>

	PR c/69759
	* doc/extend.texi (Other Builtins): Document __builtin_alloca and
	__builtin_alloca_with_align.

2016-02-23  Richard Henderson  <rth@redhat.com>

	* 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  <rguenther@suse.de>

	* 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  <thomas@codesourcery.com>

	* 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  <rguenther@suse.de>

	* 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  <jakub@redhat.com>

	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  <mjw@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c/69911
	* cgraphunit.c (check_global_declaration): Check main_input_filename
	and DECL_SOURCE_FILE are not NULL.

2016-02-23  Martin Jambor  <mjambor@suse.cz>

	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  <mjw@redhat.com>

	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  <jakub@redhat.com>

	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  <cesar@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
	and HImode registers.

2016-02-22  Richard Biener  <rguenther@suse.de>

	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  <bin.cheng@arm.com>

	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
	min_profitable_estimate, rather than min_profitable_iters.

2016-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/69885
	* config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
	SImode for last match_operand.

2016-02-22  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (gen_hsa_clrsb): In case of zero value,
	return bitsize - 1 as the return value.

2016-02-22  Oleg Endo  <olegendo@gcc.gnu.org>

	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  <rguenther@suse.de>
	    Tom de Vries  <tom@codesourcery.com>

	* 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  <tom@codesourcery.com>

	* gdbhooks.py (class DumpFn): Add and instantiate, adding command
	dump-fn.

2016-02-22  Richard Biener  <rguenther@suse.de>

	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  <markus@trippelsdorf.de>

	* tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
	variable.

2016-02-19  Jakub Jelinek  <jakub@redhat.com>

	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  <jwakely@redhat.com>

	* doc/invoke.texi (C++ Dialect Options): Clarify interaction of
	-Wnarrowing with -std.

2016-02-19  Jakub Jelinek  <jakub@redhat.com>

	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  <krebbel@linux.vnet.ibm.com>

	* 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  <krebbel@linux.vnet.ibm.com>

	* 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  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
	Change the predicate of op2 from nonimmediate to general and let
	reload fix it if necessary.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vecintrin.h (vec_sub_u128): Define missing macro.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vcond): Use the compare operand
	mode.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* 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<P:mode>"): Call
	s390_expand_vec_movstr.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Add missing output modifier for operand 1
	to print it as address properly.

2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* 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  <jakub@redhat.com>

	PR target/69671
	* config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
	*avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
	*avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
	*avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
	*avx512f_<code>v8div16qi2_mask_1): New insns.

2016-02-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/68404
	* config/rs6000/predicates.md (fusion_gpr_addis): Revert
	2016-02-09 change.

	* config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
	earlyclobber from target.  Use wF constraint for fused memory
	address.
	(fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.

2016-02-18  Jakub Jelinek  <jakub@redhat.com>
	    Martin Liska  <mliska@suse.cz>

	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  <rguenther@suse.de>

	PR middle-end/69553
	* fold-const.c (operand_equal_p): Properly compare offsets for
	IMAGPART_EXPR and ARRAY_REF.

2016-02-18  Nick Clifton  <nickc@redhat.com>

	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  <rguenther@suse.de>

	PR middle-end/69854
	* match.pd: Don't use fold_binary or fold_unary for folding
	constants.

2016-02-17  Jakub Jelinek  <jakub@redhat.com>

	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  <jwakely@redhat.com>

	* doc/extend.texi (C++ Attributes): Correct description of
	warn_unused type attribute.

2016-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
	correct instruction.

2016-02-17  Richard Biener  <rguenther@suse.de>

	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  <kyrylo.tkachov@arm.com>

	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.
	(cstore<mode>4): Likewise.
	(aarch64_cstore<mode>): Likewise.
	(*cstoresi_insn_uxtw): Likewise.
	(cstore<mode>_neg): Likewise.
	(*cstoresi_neg_uxtw): Likewise.

2016-02-17  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	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  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
	Add missing return.

2016-02-17  Eric Botcazou  <ebotcazou@adacore.com>

	* 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  <nickc@redhat.com>

	* 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  <kelvin@gcc.gnu.org>

	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  <jakub@redhat.com>

	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  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (cortexa57_tunings): Remove
	AARCH64_EXTRA_TUNE_RECIP_SQRT.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (use_rsqrt_p): Always use software
	reciprocal sqrt for -mlow-precision-recip-sqrt.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
	always use lane loads to construct non-constant vectors.

2016-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.md
	(arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
	constraints for	operand 3.
	(aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	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  <jakub@redhat.com>

	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  <rguenther@suse.de>

	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  <bschmidt@redhat.com>

	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  <claziss@synopsys.com>

	* 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<mode>, cbranch<mode>): 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  <rguenther@suse.de>

	PR rtl-optimization/69291
	* ifcvt.c (noce_try_store_flag_constants): Re-instantiate
	noce_operand_ok check.

2016-02-16  Tom de Vries  <tom@codesourcery.com>

	PR lto/67709
	* omp-low.c (simd_clone_create): Remove call to
	symtab->call_cgraph_insertion_hooks.

2016-02-16  Jakub Jelinek  <jakub@redhat.com>

	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  <rguenther@suse.de>

	PR tree-optimization/69586
	* tree-vrp.c (register_edge_assert_for_2): Handle all integral
	types for conversion sources.

2016-02-16  Richard Biener  <rguenther@suse.de>

	PR middle-end/69801
	* fold-const.c (operand_equal_p): For COND_EXPR zero operand
	mask OEP_ADDRESS_OF.

2016-02-16  Alan Modra  <amodra@gmail.com>

	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_<mode>): Take two DF inputs rather than one TF.
	(p8_fmrgow_<mode>): Likewise.
	(reload_vsx_from_gpr<mode>): Make clobber IF.  Adjust for above
	changes.
	(reload_fpr_from_gpr<mode>): 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  <e.menezes@samsung.com>

	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  <bernd.edlinger@hotmail.de>

	* alias.c (get_alias_set): Fix a typo in comment.

2016-02-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69595
	* match.pd: Complete range test simplification to true.

2016-02-15  Bernd Schmidt  <bschmidt@redhat.com>

	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  <koriakin@0x04.net>

	* config/s390/s390.c (s390_function_profiler): Add a new sequence
	for z900+ CPUs in 31-bit mode.

2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>

	* 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  <rguenther@suse.de>

	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  <tom@codesourcery.com>

	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  <rguenther@suse.de>

	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  <danglin@gcc.gnu.org>

	* config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.

2016-02-14  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	*  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  <amodra@gmail.com>

	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  <olegendo@gcc.gnu.org>

	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  <olegendo@gcc.gnu.org>

	PR target/67636
	PR target/64345
	* config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.

2016-02-12  Walter Lee  <walt@tilera.com>

	* config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
	* config/tilegx/t-tilegx: Likewise.

2016-02-12  David Malcolm  <dmalcolm@redhat.com>

	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  <dmalcolm@redhat.com>

	PR driver/69779
	* gcc.c (driver::finalize): Fix cleanup of "specs".

2016-02-12  David Malcolm  <dmalcolm@redhat.com>

	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  <jakub@redhat.com>

	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  <enkovich.gnu@gmail.com>

	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  <jakub@redhat.com>

	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  <kuganv@linaro.org>

	revert:
	2016-02-12  Kugan Vivekanandarajah  <kuganv@linaro.org>

	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  <kuganv@linaro.org>

	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  <jakub@redhat.com>

	* 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  <segher@kernel.crashing.org>

	PR rtl-optimization/64682
	PR rtl-optimization/69567
	PR rtl-optimization/69737
	* combine.c (distribute_notes) <REG_DEAD>: If the register is set
	in I2 as well, just lose it.

2016-02-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* 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  <dmalcolm@redhat.com>

	PR plugins/69758
	* Makefile.in (PLUGIN_HEADERS): Add params.list.

2016-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR target/65313
	* tree-vect-slp.c (vect_schedule_slp_instance): Avoid
	-Wmaybe-uninitialized warning.

2016-02-11  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/69713
	* config/sh/sh.md (casesi_worker_0): Add T_REG use.

2016-02-11  Richard Biener  <rguenther@suse.de>

	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  <vmakarov@redhat.com>

	PR target/69148
	* lra-constraints.c (curr_insn_transform): Find in/out operands
	for secondary memory moves.  Update dups.

2016-02-10  Yuri Rumyantsev  <ysrumyan@gmail.com>

	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  <jakub@redhat.com>
	    Patrick Palka  <ppalka@gcc.gnu.org>

	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  <bin.cheng@arm.com>

	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  <wdijkstr@arm.com>

	* 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  <rguenther@suse.de>

	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  <wdijkstr@arm.com>

	* 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  <ebotcazou@adacore.com>

	* 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  <rguenther@suse.de>

	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  <apinski@cavium.com>

	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  <meissner@linux.vnet.ibm.com>

	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  <charles.baylis@linaro.org>

	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  <charles.baylis@linaro.org>

	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  <aoliva@redhat.com>

	PR target/69634
	* regstat.c (regstat_bb_compute_calls_crossed): Disregard
	debug insns.

2016-02-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
	truncate const_int operand 1 to QImode.

2016-02-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
	corresponding to an abnormal edge.

2016-02-09  Tom de Vries  <tom@codesourcery.com>

	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  <rguenther@suse.de>

	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  <tom@codesourcery.com>

	PR lto/69707
	* lto-wrapper.c (append_diag_options): New function.
	(compile_offload_image): Call append_diag_options.

2016-02-08  Sandra Loosemore <sandra@codesourcery.com>

	PR other/69722
	* doc/extend.texi (Flag Output Operands): Correct sectioning.
	Minor copy-edit to fix verb tenses.

2016-02-08  Jakub Jelinek  <jakub@redhat.com>

	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  <nbjensen@gmail.com>

	* doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
	outdated section.

2016-02-08  Jason Merrill  <jason@redhat.com>

	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  <bschmidt@redhat.com>

	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  <rguenther@suse.de>

	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  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR target/68273
	* tree-ssanames.c (make_ssa_name_fn): Always use unqualified
	types for anonymous SSA names.

2016-02-08   Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/69274
	* ira.c (ira_setup_alts): Do not change recog_data.operand order.

2016-02-08  Jeff Law  <law@redhat.com>

	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  <law@redhat.com>

	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  <msebor@redhat.com>

	PR c++/69662
	* doc/invoke.texi: Update -Wplacement-new to take an optional
	argument.

2016-02-06  Richard Henderson  <rth@redhat.com>

	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  <jakub@redhat.com>

	PR rtl-optimization/69691
	* lra-eliminations.c (move_plus_up): Don't add the addend twice.

2016-02-05  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
	* config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
	(*ieee128_mfvsrd_64bit): Likewise.
	(*ieee128_mfvsrd_32bit): Likewise.

2016-02-05  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69369
	Revert r232560:
	2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
	instrumented_version.

2016-01-05  Jeremy Bennett  <jeremy.bennett@embecosm.com>

	* 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  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_register_info_set_ranges): Remove
	superfluous loops.

2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* doc/extend.texi: S/390: Correct some typos.

2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_emit_call): Add missing 64 bit check.

2016-02-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	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  <jakub@redhat.com>

	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  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Mark deprecated rtems targets as obsolete.

2016-02-04  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/64682
	PR rtl-optimization/69567
	* combine.c (distribute_notes) <REG_DEAD>: Place the death note
	before I2 only if the register is both used and set in I2.

2016-02-04  DJ Delorie  <dj@redhat.com>

	* config/msp430/msp430.c (msp430_start_function): Add function type.

2016-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/69368
	* tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.

2016-02-04  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/69577
	Revert:
	2015-10-29  Richard Henderson  <rth@redhat.com>

	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  <meissner@linux.vnet.ibm.com>

	PR target/69667
	* config/rs6000/rs6000.md (mov<mode>_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<mode>_32bit, FMOVE128_FPR iterator): Likewise.

2016-02-04  David Malcolm  <dmalcolm@redhat.com>

	* config/aarch64/cortex-a57-fma-steering.c
	(aarch64_register_fma_steering): Remove "static" from arguments
	to register_pass.

2016-02-04  Wilco Dijkstra  <wdijkstr@arm.com>

	PR target/69619
	* ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
	twice when complex.

2016-02-04  Mike Frysinger  <vapier@gentoo.org>

	* doc/invoke.texi: Delete -mno-fma4.

2016-02-04  Richard Sandiford  <richard.sandiford@arm.com>

	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  <alan.lawrence@arm.com>

	* 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<mode>,
	neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
	neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
	neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
	neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
	neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): 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  <mliska@suse.cz>

	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  <bin.cheng@arm.com>

	* config/aarch64/aarch64.c (aarch64_legitimize_address): Force
	register scaling out of memory reference and comment why.

2016-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	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  <kyrylo.tkachov@arm.com>

	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  <jim.wilson@linaro.org>

	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  <christian.bruel@st.com>

	* 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  <jakub@redhat.com>
	    Ilya Enkovich  <enkovich.gnu@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	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  <victoria.stepanyan@amd.com>

	* gcc/config/i386/x86-tune.def: Disable default prefetching
	for -march=znver1.

2016-02-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
	    Vladimir Makarov  <vmakarov@redhat.com>

	PR target/69461
	* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
	in validating fused toc addresses.

2016-02-03  Jakub Jelinek  <jakub@redhat.com>

	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  <vmakarov@redhat.com>
	    Alexandre Oliva  <aoliva@redhat.com>

	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  <kirill.yukhin@intel.com>

	PR target/69118
	* config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
	Fix target.

2016-02-02  Jakub Jelinek  <jakub@redhat.com>

	* wide-int.cc (canonize_uhwi): New function.
	(wi::divmod_internal): Use it.

2016-02-02  James Norris  <jnorris@codesourcery.com

	* gimplify.c (omp_notice_variable): Add usage check.

2016-02-02  Alexander Monakov  <amonakov@ispras.ru>

	* 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  <wdijkstr@arm.com>

	* 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  <wdijkstr@arm.com>

	* 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  <ubizjak@gmail.com>

	PR target/67032
	* config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.

2016-02-02  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* config/avr/avr.c (avr_option_override): Set
	PARAM_ALLOW_STORE_DATA_RACES to 1.

2016-02-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69595
	* match.pd: Add range test simplifications to true/false.

2016-02-02  Thomas Schwinge  <thomas@codesourcery.com>

	* 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  <rguenther@suse.de>

	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  <ysrumyan@gmail.com>

	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 "cbranch<mode>4): 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  <amodra@gmail.com>

	PR target/69548
	* config/rs6000/predicates.md (quad_int_reg_operand): Don't
	allow subregs.

2016-02-02  Alan Modra  <amodra@gmail.com>

	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  <jakub@redhat.com>

	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  <law@redhat.com>

	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  <jakub@redhat.com>

	* 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  <bin.cheng@arm.com>

	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  <nathan@codesourcery.com>

	* 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  <rguenther@suse.de>

	PR middle-end/69556
	* match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.

2016-02-01  Richard Biener  <rguenther@suse.de>

	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  <mliska@suse.cz>

	* mem-stats-traits.h: Add copyright header.
	* mem-stats.h: Likewise.

2016-02-01  Richard Biener  <rguenther@suse.de>

	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  <ebotcazou@adacore.com>

	* postreload.c (reload_cse_simplify): Remove dead code.

2016-02-01  Jakub Jelinek  <jakub@redhat.com>

	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  <rth@redhat.com>

	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  <jakub@redhat.com>

	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  <mjambor@suse.cz>

	* 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  <s.pop@samsung.com>

	* doc/install.texi: Document that isl-0.16 is supported.

2016-01-29  Vladimir Makarov  <vmakarov@redhat.com>

	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  <hongjiu.lu@intel.com>

	PR target/69530
	* lra-splill.c (lra_final_code_change): Revert r229087 by
	removing all sub-registers.

2016-01-29  Steve Ellcey  <sellcey@imgtec.com>

	PR target/65604
	* config/mips/mips.c (mips_output_division): Check flag_delayed_branch.

2016-01-29  Jakub Jelinek  <jakub@redhat.com>

	PR target/69551
	* config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
	SSE1, copy target into the temporary reg first before recursing
	on it.

2016-01-29  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
	with vm.

2016-01-29  Jonathan Wakely  <jwakely@redhat.com>

	* ginclude/stdarg.h: Test __cplusplus instead of
	__GXX_EXPERIMENTAL_CXX0X__.

2016-01-29  Richard Biener  <rguenther@suse.de>

	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  <vogt@linux.vnet.ibm.com>

	* 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  <vogt@linux.vnet.ibm.com>

	PR other/69006
	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
	trailing blank line from error message.

2016-01-29  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/69462
	* ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
	for C++-11.

2016-01-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/69537
	* match.pd: Allow all integral types when simplifying a
	widening or sign-changing conversion.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* 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  <ubizjak@gmail.com>

	PR target/69459
	* config/i386/constraints.md (C): Only accept constant zero operand.
	(BC): New constraint.
	* config/i386/sse.md (*mov<mode>_internal): Use BC constraint
	instead of C constraint.
	* doc/md.texi (Machine Constraints): Update description
	of C constraint.

2016-01-28  Steve Ellcey  <sellcey@imgtec.com>

	PR target/68400
	* config/mips/mips.c (and_operands_ok): Add MIPS16 check.

2016-01-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/69542
	* lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
	non-debug insns.

2016-01-28  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (output_cbranch): Don't statically predict
	branches if using guessed profile.

2016-01-28  H.J. Lu  <hongjiu.lu@intel.com>

	* graphite-optimize-isl.c (optimize_isl): Fix dump.

2016-01-28  Richard Henderson  <rth@redhat.com>

	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.
	(*add<mode>3_compareC_cconly_imm): New.
	(*add<mode>3_compareC_cconly): New.
	(*add<mode>3_compareC_imm): New.
	(add<mode>3_compareC): New.
	(add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
	to be first.  Use aarch64_carry_operation.
	(*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
	(*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
	(*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
	(subti3): Use subdi3_compare1.
	(*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
	(sub<mode>3_compare1): New.
	(*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
	(*sub<mode>3_carryin): Use aarch64_borrow_operation.
	(*subsi3_carryin_uxtw): Likewise.
	(*ngc<mode>, *ngcsi_uxtw): Likewise.
	(*sub<mode>3_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  <a.zaafrani@samsung.com>

	* graphite-optimize-isl.c (optimize_isl): Print a different debug
	message when isl does not return a valid schedule.

2016-01-28  Sebastian Pop  <s.pop@samsung.com>

	* 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  <s.pop@samsung.com>

	* 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  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
	instead of setting codegen_error to fail codegen.

2016-01-28  Jason Merrill  <jason@redhat.com>

	* tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.

2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_if_then_else_costs):
	Remove CONST_INT_P check in CCMP cost calculation.

2016-01-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* 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  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (ccmp<mode>): Disassemble
	immediate as %1.
	(add<mode>3_compare0): Likewise.
	(addsi3_compare0_uxtw): Likewise.
	(add<mode>3nr_compare0): Likewise.
	(compare_neg<mode>): Likewise.
	(<optab><mode>3): Likewise.

2016-01-28  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* tree-vect-stmts.c (vectorizable_comparison): Add
	NULL check for vectype.

2016-01-28  Richard Biener  <rguenther@suse.de>

	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  <mliska@suse.cz>

	PR pch/68758
	* ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
	instead of ENABLE_VALGRIND_CHECKING.

2016-01-27  Richard Henderson  <rth@redhat.com>

	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  <hongjiu.lu@intel.com>

	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  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (print_operand): Rollback 's' removal.

2016-01-27  Jeff Law  <law@redhat.com>

	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  <jakub@redhat.com>

	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  <iant@google.com>

	* 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  <ubizjak@gmail.com>

	PR target/69512
	* config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
	(*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.

2016-01-27  Thomas Klausner  <wiz@NetBSD.org>

	PR target/68380
	* configure.ac: NetBSD provides SSP in its C library.
	* configure: Updated.

2016-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69166
	* tree-vect-loop.c (vect_is_simple_reduction): Always check
	reduction code for commutativity / associativity.

2016-01-27  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/69355
	* tree-sra.c (analyze_access_subtree): Correct hole detection when
	total_scalarization fails.

2016-01-27  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/driver-rs6000.c (detect_processor_aix): Add
	power9.

2016-01-27  Christian Bruel  <christian.bruel@st.com>

	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  <mliska@suse.cz>

	* 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  <jakub@redhat.com>

	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  <claziss@synopsys.com>

	* config/arc/predicates.md (proper_comparison_operator): Reject
	constant-constant comparison.

2016-01-26  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69110
	* tree-data-ref.c (initialize_data_dependence_relation): Handle
	DR_NUM_DIMENSIONS == 0.

2016-01-26  Abderrazek Zaafrani  <a.zaafrani@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <jason@redhat.com>

	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  <ibuclaw@gdcproject.org>

	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  <jakub@redhat.com>

	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  <msebor@redhat.com>

	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  <rth@redhat.com>

	PR middle-end/60908
	* trans-mem.c (tm_region_init): Mark entry block as visited.

2016-01-26  David Malcolm  <dmalcolm@redhat.com>

	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  <matz@suse.de>

	* configure.ac (ac_cv_std_swap_in_utility): New test.
	* system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
	* configure: Regenerate.
	* config.in: Regenerate.

2016-01-26  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (cstoresi4): Force operand into register.
	(arcset<code>): Fix predicate.
	(arcsetltu): Likewise.
	(arcsetgeu): Likewise.
	(arcsethi): Likewise.
	(arcsetls): Likewise.

2016-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/69483
	* gimple-fold.c (canonicalize_constructor_val): Return NULL
	if base has error_mark_node type.

2016-01-26  Christophe Lyon  <christophe.lyon@linaro.org>

	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<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
	Use VD_LANE iterator.
	(neon_vld1_dup<mode>): Use VQ2 iterator.

2016-01-26  Nathan Sidwell  <nathan@acm.org>

	* 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  <jakub@redhat.com>

	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  <nickc@redhat.com>

	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  <jakub@redhat.com>

	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  <hongjiu.lu@intel.com>

	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  <christian.bruel@st.com>

	* doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.

2016-01-26  Eric Botcazou  <ebotcazou@adacore.com>

	* config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.

2016-01-26  Richard Biener  <rguenther@suse.de>

	PR middle-end/69467
	* match.pd: Guard X * CST CMP 0 pattern with single_use.

2016-01-26  Richard Biener  <rguenther@suse.de>

	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  <jakub@redhat.com>

	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  <rofirrim@gmail.com>

	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  <richard.sandiford@arm.com>

	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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* Makefile.in: Set ISLVER in site.exp.

2016-01-25  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: 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  <bernd.edlinger@hotmail.de>

	* config/mips/mips.c (mips_compute_frame_info): Skip re-computing
	the frame info after reload completed.

2016-01-25  Jeff Law  <law@redhat.com>

	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  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled):  Add
	decl with __attribute__ ((unused)) annotation.

2016-01-25  Ilya Enkovich  <enkovich.gnu@gmail.com>

	PR target/69421
	* tree-vect-stmts.c (vectorizable_condition): Check vectype
	of operands is compatible with a statement vectype.

2016-01-25  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/extend.texi (scalar_storage_order type attribute): Fix typo and
	improve wording for mixed storage order support.

2016-01-25  Bilyan Borisov  <bilyan.borisov@arm.com>

	* 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  <claziss@synopsys.com>

	* 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  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <nickc@redhat.com>

	PR target/66655
	* config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.

2016-01-23  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69426
	* tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
	removed clobber.

2016-01-23  Jakub Jelinek  <jakub@redhat.com>

	* 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 <algorithm> include.

2016-01-22  Jakub Jelinek  <jakub@redhat.com>

	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  <law@redhat.com>

	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  <rth@redhat.com>

	PR target/69416
	* config/aarch64/aarch64.md (UNSPEC_NZCV): New.
	(ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.

2016-01-22  Michael Matz  <matz@suse.de>

	* 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  <christian.bruel@st.com>

	PR target/68674
	* expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.

2016-01-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	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  <kuganv@linaro.org>

	* ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.

2016-01-22  Christian Bruel  <christian.bruel@st.com>

	* config/arm/arm-c.c (arm_pragma_target_parse):
	Remove warn_builtin_macro_redefined overwrite.

2016-01-22  Eric Botcazou  <ebotcazou@adacore.com>

	* ipa-inline.c (can_inline_edge_p): Back out overzealous check on
	flag_non_call_exceptions compatibility.

2016-01-22  Jakub Jelinek  <jakub@redhat.com>

	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  <ebotcazou@adacore.com>

	* doc/extend.texi (scalar_storage_order type attribute): Document
	restriction on type punning and aliasing, and remove future tense.

2016-01-21  Roman Zhuykov  <zhroma@ispras.ru>

	PR target/69252
	* modulo-sched.c (optimize_sc):	Allow branch-scheduling to add a new
	first stage.

2016-01-21  Jeff Law  <law@redhat.com>

	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  <dje.gcc@gmail.com>

	* configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
	Detangle.
	* configure: Regenerate.

2016-01-21  Pat Haugen  <pthaugen@us.ibm.com>

	* 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  <bschmidt@redhat.com>

	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  <anton@samba.org>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	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  <ajitkum@xilinx.com>

	* 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  <ajitkum@xilinx.com>

	* config/microblaze/microblaze.h
	(FIXED_REGISTERS): Update in macro.
	(CALL_USED_REGISTERS): Update in macro.

2016-01-21  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR rtl-optimization/68920
	* ifcvt.c (cond_move_process_if_block): Limit number of conditional
	moves.

2016-01-21  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/68990
	* lra-coalesce.c (lra_coalesce): Invalidate value for the result
	pseudo instead of inheritance ones.

2016-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
	    Nick Clifton  <nickc@redhat.com>

	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  <dje.gcc@gmail.com>

	* configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
	label reference.
	* configure: Regenerate.

2016-01-21  Richard Biener  <rguenther@suse.de>

	* graphite-optimize-isl.c (get_schedule_map): Fix typo.

2016-01-21  Marcin Kościelnicki  <koriakin@0x04.net>

	* config/s390/s390.c (s390_asm_declare_function_size): Add code
	to actually emit the .size directive.

2016-01-21   Stefan Sørensen  <stefan.sorensen@spectralink.com>
	     Jakub Jelinek  <jakub@redhat.com>

	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  <koriakin@0x04.net>

	* 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  <rguenther@suse.de>

	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  <jakub@redhat.com>

	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  <msebor@redhat.com>

	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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
	Discard unstructured if-then-else regions.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
	isl_ast_node_mark.

2016-01-21  Aditya Kumar  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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  <aditya.k7@samsung.com>
	    Sebastian Pop  <s.pop@samsung.com>

	* 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 <sandra@codesourcery.com>

	* doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
	requirements.

2016-01-20  Sandra Loosemore <sandra@codesourcery.com>

	* 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  <jakub@redhat.com>

	* 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  <bergner@vnet.ibm.com>

	* 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  <dje.gcc@gmail.com>

	PR target/68609
	* config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
	domain check.
	* config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
	for V4SFmode.

2016-01-20  Richard Henderson  <rth@redhat.com>

	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  <christophe.lyon@linaro.org>

	* 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  <enkovich.gnu@gmail.com>
	    Richard Biener  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <law@redhat.com>

	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  <jwakely@redhat.com>

	* doc/invoke.texi (Options Summary): Add '.' after @xref.

2016-01-19  Jeff Law  <law@redhat.com>

	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  <kuganv@linaro.org>

	* doc/lto.texi: Remove text that says only Gold has linker plugin
	support.

2016-01-19  Eric Botcazou  <ebotcazou@adacore.com>

	* 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 <sandra@codesourcery.com>

	* 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  <wdijkstr@arm.com>

	* ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	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  <rguenther@suse.de>

	* hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
	(get_memory_order): Likewise.

2016-01-19  Kirill Yukhin  <kirill.yukhin@intel.com>

	* tree-vect-stmts.c (vectorizable_store): Check
	rhs vectype.

2016-01-19  David Malcolm  <dmalcolm@redhat.com>

	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  <kyrylo.tkachov@arm.com>

	PR target/69135
	* config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
	attribute to unconditional.  Remove %? from output template.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>
	    Jiong Wang  <jiong.wang@arm.com>

	* ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
	generated from different expand order.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
	Add support for CCMP costing.

2015-01-19  Wilco Dijkstra  <wdijkstr@arm.com>

	* ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
	* config/aarch64/aarch64.md (fccmp<mode>): New pattern.
	(fccmpe<mode>): 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  <wdijkstr@arm.com>

	* 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<mode>): Remove pattern.
	(cmp<mode>): Remove expand.
	(cmp): Globalize pattern.
	(cstorecc4): Use cc_register.
	(mov<mode>cc): 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  <hubicka@ucw.cz>

	* cgraphunit.c (cgraph_node::reset): Clear thunk info and
	instrumented_version.

2016-01-19  Richard Biener  <rguenther@suse.de>

	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  <jakub@redhat.com>

	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  <rguenther@suse.de>

	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  <bschmidt@redhat.com>

	* ira.c (ira): Update regstat data if we deleted insns.

2016-01-19  Jakub Jelinek  <jakub@redhat.com>

	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  <hubicka@ucw.cz>

	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  <hubicka@ucw.cz>

	* lto-streamer-out.c (lto_output): Do not stream instrumentation
	thunks.

2016-01-19  Jan Hubicka  <hubicka@ucw.cz>

	* 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  <mjambor@suse.cz>
	    Martin Liska  <mliska@suse.cz>
	    Michael Matz <matz@suse.de>

	* 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  <law@redhat.com>

	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 <sandra@codesourcery.com>

	* 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  <rth@redhat.com>

	PR target/69176
	* config/aarch64/aarch64.md (add<GPI>3): Move long immediate
	operands to pseudo only if CSE is expected.  Split long immediate
	operands only after reload, and for the stack pointer.
	(*add<GPI>3_pluslong): Remove.
	(*addsi3_aarch64, *adddi3_aarch64): Merge into...
	(*add<GPI>3_aarch64): ... here.  Add r/rk/Upl alternative.
	(*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
	(*add<GPI>3 peepholes): New.
	(*add<GPI>3 splitters): New.
	* config/aarch64/constraints.md (Upl): New.
	* config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.

2016-01-18  Richard Biener  <rguenther@suse.de>

	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  <ysrumyan@gmail.com>

	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  <joseph@codesourcery.com>

	* config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
	!TARGET_OCTEON.

2016-01-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/69308
	* gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.

2016-01-18  Tom de Vries  <tom@codesourcery.com>

	* passes.def: Add pass_parallelize_loops to pass_oacc_kernels.

2016-01-18  Tom de Vries  <tom@codesourcery.com>

	* 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  <tom@codesourcery.com>

	* tree-parloops.c (pass_parallelize_loops::execute): Allow
	pass_parallelize_loops to be run outside the loop pipeline.

2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>

	* tree-scalar-evolution.c (follow_copies_to_constant): New.
	(analyze_initial_condition, analyze_scalar_evolution_1): Call previous.

2016-01-18  Alan Lawrence  <alan.lawrence@arm.com>

	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  <alan.lawrence@arm.com>

	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  <enkovich.gnu@gmail.com>

	* 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  <rguenther@suse.de>

	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  <jakub@redhat.com>

	* haifa-sched.c (autopref_multipass_init): Work around
	-Wmaybe-uninitialized warning.

2016-01-18  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (thumb1_reorg): Check that the comparison is
	against the constant 0.

2016-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	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  <jakub@redhat.com>

	* omp-low.c (mark_loops_in_oacc_kernels_region): Work around
	-Wmaybe-uninitialized warning.

2016-01-16  Sandra Loosemore  <sandra@codesourcery.com>

	* 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  <tom@codesourcery.com>

	* passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.

2016-01-16  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.

2016-01-16  Richard Sandiford  <richard.sandiford@arm.com>

	* 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  <dmalcolm@redhat.com>

	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  <law@redhat.com>

	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  <vmakarov@redhat.com>

	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  <jiong.wang@arm.com>

	* 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  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
	CSEL of zero_extended registers.

2016-01-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* 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  <kyrylo.tkachov@arm.com>

	* 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  <dje.gcc@gmail.com>

	PR target/68609
	* config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
	(rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
	* config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
	precision estimate.

2016-01-15  Richard Biener  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <cesar@codesourcery.com>

	* gimplify.c (oacc_default_clause): Decode reference and pointer
	types for both kernels and parallel regions.

2016-01-15  Richard Sandiford  <richard.sandiford@arm.com>

	PR middle-end/69246
	* calls.c (emit_call_1): Force n_popped to zero for sibcalls.

2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
	(convert_scalars_to_vector): Likewise.

2016-01-15  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (Type Traits): Fix grammar.

2016-01-15  Martin Jambor  <mjambor@suse.cz>

	* 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  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.opt (mmvcle): More verbose help text.

2016-01-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.opt: Add period to -mzvector option text.

2016-01-15  Richard Biener  <rguenther@suse.de>

	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  <sebastian.huber@embedded-brains.de>

	* config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.

2016-01-15  Ilya Enkovich  <enkovich.gnu@gmail.com>

	* config/i386/i386.c (ix86_expand_branch): Don't split
	DI mode xor instruction to SI mode.

2016-01-15  Jan Hubicka  <hubicka@ucw.cz>

	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  <hubicka@ucw.cz>

	* lto-streamer-out.c (subtract_estimated_size): New function.
	(get_symbol_initial_value): Use it.

2016-01-15  Christian Bruel  <christian.bruel@st.com>

	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  <rguenther@suse.de>

	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  <law@redhat.com>

	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  <rth@redhat.com>

	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  <meissner@linux.vnet.ibm.com>

	* 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  <law@redhat.com>

	* tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
	typo.

2016-01-14  Richard Henderson  <rth@redhat.com>

	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  <nbjensen@gmail.com>

	* doc/loop.texi (Loop Analysis and Representation): Document
	loop_depth function.

2016-01-14  Tom de Vries  <tom@codesourcery.com>

	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  <jakub@redhat.com>

	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  <alan.lawrence@arm.com>

	* 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  <alan.lawrence@arm.com>

	* 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  <hubicka@ucw.cz>

	* 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  <jakub@redhat.com>

	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  <rguenther@suse.de>

	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  <jakub@redhat.com>

	PR target/68269
	* combine.c (expand_field_assignment): Punt if compute_mode is
	unsupported scalar mode.

2016-01-14  Richard Biener  <rguenther@suse.de>

	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  <law@redhat.com>

	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  <hubicka@ucw.cz>

	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 <sandra@codesourcery.com>

	* 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 <sandra@codesourcery.com>

	* 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  <jwakely@redhat.com>

	* 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  <meissner@linux.vnet.ibm.com>

	* 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<mode>): 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<mode>_dm
	and unpack<mode>_nodm.
	(unpack<mode>_dm): Likewise.
	(unpack<mode>_nodm): Likewise.
	(pack<mode>): 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  <bschmidt@redhat.com>

	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  <jakub@redhat.com>

	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  <jwakely@redhat.com>

	* doc/extend.texi (__atomic Builtins): Clarify compare_exchange
	effects.

2016-01-13  Richard Henderson  <rth@redhat.com>

	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  <ubizjak@gmail.com>

	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
	TARGET_SSE_MATH without TARGET_SSE2.  Rewrite.

2016-01-13  Tom de Vries  <tom@codesourcery.com>

	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  <yvan.roux@linaro.org>

	* config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
	and "armv8.1-a+crc" entries.

2016-01-13  Alexander Fomin  <alexander.fomin@intel.com>

	PR target/69228
	* config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
	Change first operand predicate from register_or_constm1_operand
	to register_operand.
	(define_expand "avx512pf_gatherpf<mode>df"): Likewise.
	(define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
	(define_expand "avx512pf_scatterpf<mode>df"): Likewise.
	(define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
	(define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
	(define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
	(define_insn "*avx512pf_scatterpf<mode>df"): 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  <rguenther@suse.de>

	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  <krebbel@linux.vnet.ibm.com>

	PR target/69247
	* config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.

2016-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69242
	* tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
	assert with a check.

2016-01-13  Richard Biener  <rguenther@suse.de>

	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  <law@redhat.com>

	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  <sandra@codesourcery.com>

	* doc/invoke.texi (Spec Files): Move section down in file, past
	all command-line option descriptions.

2016-01-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	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  <sandra@codesourcery.com>

	* 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  <law@redhat.com>

	* tree-ssa-threadupdate.c: Various whitespace and typo fixes.

2016-01-12  Olivier Hainque  <hainque@adacore.com>

	* 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  <bin.cheng@arm.com>

	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  <sandra@codesourcery.com>

	* 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  <christian.bruel@st.com>

	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  <jakub@redhat.com>

	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  <hongjiu.lu@intel.com>

	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  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <rguenther@suse.de>

	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  <andris.pavenis@iki.fi>

	* 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  <wschmidt@linux.vnet.ibm.com>

	* 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  <danglin@gcc.gnu.org>

	* config/pa/pa.c (pa_emit_move_sequence): Handle floating point
	reloads for other unsupported memory operands.

2016-01-12  Kugan Vivekanandarajah  <kuganv@linaro.org>
	    Jim Wilson  <jim.wilson@linaro.org>

	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  <hongjiu.lu@intel.com>

	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  <jakub@redhat.com>

	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  <rguenther@suse.de>

	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  <ubizjak@gmail.com>

	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  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68796
	* config/aarch64/aarch64.md (*and<mode>_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  <hongjiu.lu@intel.com>

	* config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
	(<avx512>_store<mode>_mask): Likewise.

2016-01-11  Bernd Schmidt  <bschmidt@redhat.com>
	    Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	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  <tom@codesourcery.com>

	PR tree-optimization/69069
	* tree-parloops.c (create_parallel_loop): Add missing phi args.

2016-01-11  Yuri Rumyantsev  <ysrumyan@gmail.com>

	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  <aoliva@redhat.com>

	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  <enkovich.gnu@gmail.com>

	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  <mjambor@suse.cz>

	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  <mjambor@suse.cz>

	PR ipa/66616
	* cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
	flag.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	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  <tom@codesourcery.com>

	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  <y.gribov@samsung.com>

	PR 67425
	* common.opt (frandom-seed): Fix parameter name.
	* doc/invoke.texi (frandom-seed): Ditto and describe parameter.

2016-01-11  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69058
	* tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
	not supported.

2016-01-11  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.opt (mdiv-rem): Add period to the end.
	(mcode-density): Likewise.

2016-01-10  Tom de Vries  <tom@codesourcery.com>

	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  <tom@codesourcery.com>

	PR tree-optimization/69039
	* tree-parloops.c (try_create_reduction_list): Only allow single exit
	phi for reduction.

2016-01-09  John David Anglin  <danglin@gcc.gnu.org>

	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  <gerald@pfeifer.com>

	* configure.ac (isl_options_set_schedule_serialize_sccs): Also
	use GMPINC.
	* configure: Regenerate.

2016-01-09  Jakub Jelinek  <jakub@redhat.com>

	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  <hubicka@ucw.cz>

	* ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
	w/o DECL_NAME.

2016-01-08  Jakub Jelinek  <jakub@redhat.com>

	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  <alan.lawrence@arm.com>
	    Richard Biener  <rguenther@suse.de>

	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  <ubizjak@gmail.com>

	* 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  <jason@redhat.com>

	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  <hainque@adacore.com>

	* config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
	libc_internal.

2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>

	* 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  <jakub@redhat.com>

	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  <thomas.preudhomme@arm.com>

	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  <jakub@redhat.com>

	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  <segher@kernel.crashing.org>

	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  <msebor@redhat.com>

	PR c/68966
	* doc/extend.texi (__atomic Builtins, __sync Builtins): Document
	constraint on the type of arguments.

2016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>

	* 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  <ubizjak@gmail.com>

	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  <ubizjak@gmail.com>

	Revert
	2016-01-06  Uros Bizjak  <ubizjak@gmail.com>

	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  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (Nvidia PDX Function Attributes): New section.

2016-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/69171
	* config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
	Use the "xBm" constraint.
	(float<sseintvecmodelower><mode>2<mask_name><round_name):
	Likewise.
	(sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
	(sse_cvtsi2ssq<round_name>): Likewise.
	(sse_cvtss2si<round_name>): Likewise.
	(sse_cvtss2siq<round_name>): Likewise.
	(sse2_cvtsi2sdq<round_name>): Likewise.
	(sse2_cvtsd2si<round_name>): Likewise.
	(sse2_cvtsd2siq<round_name>): Likewise.
	* config/i386/subst.md (round_nimm_scalar_predicate): New
	predicate.

2015-12-15  Bernd Schmidt  <bschmidt@redhat.com>

	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  <jakub@redhat.com>

	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  <robert.suchanek@imgtec.com>

	* config/mips/mips-ftypes.def: Sort to lexicographical order.

2016-01-06  Uros Bizjak  <ubizjak@gmail.com>

	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  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
	mode iterator with VSX_M2.
	(*p9_vecstore_<mode>): Likewise.
	(*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
	(*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
	(*vsx_le_perm_store_<mode> 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  <polacek@redhat.com>

	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  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (RL78 Variable Attributes): New section.

2016-01-05  Marek Polacek  <polacek@redhat.com>

	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  <hongjiu.lu@intel.com>

	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  <hongjiu.lu@intel.com>

	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  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (V850 Function Attributes): New section.
	(V850 Variable Attributes): New section.

2016-01-05  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078
	* doc/extend.texi (MicroBlaze Function Attributes): Document
	interrupt_handler and fast_interrupt attributes.

2016-01-05  Sergei Trofimovich  <siarheit@google.com>

	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  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68651
	* combine.c (combine_simplify_rtx): Canonicalize x + x into
	x << 1.

2016-01-05  Nathan Sidwell  <nathan@acm.org>

	* alias.c (compare_base_decls): Use symtab_node::get.

2016-01-05  Nick Clifton  <nickc@redhat.com>

	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  <msebor@redhat.com>

	* doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.

2016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* 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_<mode>): 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_<mode>_internal): Likewise.
	(altivec_vperm_v8hiv16qi): Likewise.
	(altivec_vperm_<mode>v16q): Likewise.
	(altivec_vperm_<mode>_uns): Likewise.
	(vperm_v8hiv4si): Likewise.
	(vperm_v16qiv8hi): Likewise.

	* doc/md.texi (RS/6000 constraints): Document wo constraint.

2016-01-04  Jakub Jelinek  <jakub@redhat.com>

	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  <ebotcazou@adacore.com>

	* 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  <ebotcazou@adacore.com>

	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  <ebotcazou@adacore.com>

	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  <thomas.preudhomme@arm.com>

	* doc/install.texi (--with-multilib-list): Describe the meaning of the
	option for arm*-*-* targets.

2016-01-03  Sandra Loosemore  <sandra@codesourcery.com>

	* 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  <vcunat@gmail.com>

	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix
	-finite-math typo.
	(x86 Options): Likewise.

2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>

	PR 1078

	* extend.texi (Common Function Attributes) <no_stack_limit>: New.
	* invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
	to corresponding attribute.

2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi (Common Function Attributes) <noplt>: Move
	to correct alphabetization of table.  Copy-edit and correct
	markup.
	<stack_protect>: Likewise.
	<target_clones>: Likewise.
	<simd>: Likewise.
	* doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
	Correct punctuation.
	(Code Gen Options) <-fno-plt>: Copy-edit.

2016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	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  <jakub@redhat.com>

	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).

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