diff options
Diffstat (limited to 'gcc/config/ia64/ia64.c')
| -rw-r--r-- | gcc/config/ia64/ia64.c | 64 |
1 files changed, 40 insertions, 24 deletions
diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c index 10f06665999..c7aece2c527 100644 --- a/gcc/config/ia64/ia64.c +++ b/gcc/config/ia64/ia64.c @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler. - Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. Contributed by James E. Wilson <wilson@cygnus.com> and David Mosberger <davidm@hpl.hp.com>. @@ -166,13 +166,16 @@ static void ia64_output_mi_thunk PARAMS ((FILE *, tree, HOST_WIDE_INT, static void ia64_select_rtx_section PARAMS ((enum machine_mode, rtx, unsigned HOST_WIDE_INT)); -static void ia64_aix_select_section PARAMS ((tree, int, - unsigned HOST_WIDE_INT)) +static void ia64_rwreloc_select_section PARAMS ((tree, int, + unsigned HOST_WIDE_INT)) ATTRIBUTE_UNUSED; -static void ia64_aix_unique_section PARAMS ((tree, int)) +static void ia64_rwreloc_unique_section PARAMS ((tree, int)) ATTRIBUTE_UNUSED; -static void ia64_aix_select_rtx_section PARAMS ((enum machine_mode, rtx, - unsigned HOST_WIDE_INT)) +static void ia64_rwreloc_select_rtx_section PARAMS ((enum machine_mode, rtx, + unsigned HOST_WIDE_INT)) + ATTRIBUTE_UNUSED; +static unsigned int ia64_rwreloc_section_type_flags + PARAMS ((tree, const char *, int)) ATTRIBUTE_UNUSED; static void ia64_hpux_add_extern_decl PARAMS ((const char *name)) @@ -1371,12 +1374,12 @@ spill_tfmode_operand (in, force) && GET_MODE (SUBREG_REG (in)) == TImode && GET_CODE (SUBREG_REG (in)) == REG) { - rtx mem = gen_mem_addressof (SUBREG_REG (in), NULL_TREE); + rtx mem = gen_mem_addressof (SUBREG_REG (in), NULL_TREE, true); return gen_rtx_MEM (TFmode, copy_to_reg (XEXP (mem, 0))); } else if (force && GET_CODE (in) == REG) { - rtx mem = gen_mem_addressof (in, NULL_TREE); + rtx mem = gen_mem_addressof (in, NULL_TREE, true); return gen_rtx_MEM (TFmode, copy_to_reg (XEXP (mem, 0))); } else if (GET_CODE (in) == MEM @@ -5621,7 +5624,9 @@ ia64_adjust_cost (insn, link, dep_insn, cost) addr = XVECEXP (addr, 0, 0); while (GET_CODE (addr) == SUBREG || GET_CODE (addr) == ZERO_EXTEND) addr = XEXP (addr, 0); - if (GET_CODE (addr) == MEM) + + /* Note that LO_SUM is used for GOT loads. */ + if (GET_CODE (addr) == MEM || GET_CODE (addr) == LO_SUM) addr = XEXP (addr, 0); else addr = 0; @@ -7764,7 +7769,7 @@ ia64_expand_fetch_and_op (binoptab, mode, arglist, target) do { old = tmp; ar.ccv = tmp; - ret = tmp + value; + ret = tmp <op> value; cmpxchgsz.acq tmp = [ptr], ret } while (tmp != old) */ @@ -7867,8 +7872,15 @@ ia64_expand_compare_and_swap (mode, boolp, arglist, target) else tmp = gen_reg_rtx (mode); - ccv = gen_rtx_REG (mode, AR_CCV_REGNUM); - emit_move_insn (ccv, old); + ccv = gen_rtx_REG (DImode, AR_CCV_REGNUM); + if (mode == DImode) + emit_move_insn (ccv, old); + else + { + rtx ccvtmp = gen_reg_rtx (DImode); + emit_insn (gen_zero_extendsidi2 (ccvtmp, old)); + emit_move_insn (ccv, ccvtmp); + } emit_insn (gen_mf ()); if (mode == SImode) insn = gen_cmpxchg_acq_si (tmp, mem, new, ccv); @@ -8180,34 +8192,28 @@ ia64_select_rtx_section (mode, x, align) default_elf_select_rtx_section (mode, x, align); } -/* It is illegal to have relocations in shared segments on AIX. +/* It is illegal to have relocations in shared segments on AIX and HPUX. Pretend flag_pic is always set. */ static void -ia64_aix_select_section (exp, reloc, align) +ia64_rwreloc_select_section (exp, reloc, align) tree exp; int reloc; unsigned HOST_WIDE_INT align; { - int save_pic = flag_pic; - flag_pic = 1; - default_elf_select_section (exp, reloc, align); - flag_pic = save_pic; + default_elf_select_section_1 (exp, reloc, align, true); } static void -ia64_aix_unique_section (decl, reloc) +ia64_rwreloc_unique_section (decl, reloc) tree decl; int reloc; { - int save_pic = flag_pic; - flag_pic = 1; - default_unique_section (decl, reloc); - flag_pic = save_pic; + default_unique_section_1 (decl, reloc, true); } static void -ia64_aix_select_rtx_section (mode, x, align) +ia64_rwreloc_select_rtx_section (mode, x, align) enum machine_mode mode; rtx x; unsigned HOST_WIDE_INT align; @@ -8218,6 +8224,16 @@ ia64_aix_select_rtx_section (mode, x, align) flag_pic = save_pic; } +static unsigned int +ia64_rwreloc_section_type_flags (decl, name, reloc) + tree decl; + const char *name; + int reloc; +{ + return default_section_type_flags_1 (decl, name, reloc, true); +} + + /* Output the assembler code for a thunk function. THUNK_DECL is the declaration for the thunk function itself, FUNCTION is the decl for the target function. DELTA is an immediate constant offset to be |