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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [config/] [i386/] [x86-64.h] - Blame information for rev 282

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1 282 jeremybenn
/* OS independent definitions for AMD x86-64.
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   Copyright (C) 2001, 2005, 2007, 2009 Free Software Foundation, Inc.
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   Contributed by Bo Thorsen <bo@suse.de>.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
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<http://www.gnu.org/licenses/>.  */
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#undef ASM_COMMENT_START
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#define ASM_COMMENT_START "#"
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#undef DBX_REGISTER_NUMBER
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#define DBX_REGISTER_NUMBER(n) \
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  (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
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/* Output assembler code to FILE to call the profiler.  */
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#define NO_PROFILE_COUNTERS 1
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#undef MCOUNT_NAME
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#define MCOUNT_NAME "mcount"
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#undef SIZE_TYPE
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#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "int"
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 32
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#undef CC1_SPEC
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#define CC1_SPEC "%(cc1_cpu) %{profile:-p}"
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#undef ASM_SPEC
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#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \
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 %{Wa,*:%*} %{m32:--32} %{m64:--64}"
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#undef ASM_OUTPUT_ALIGNED_BSS
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#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
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  x86_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
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#undef  ASM_OUTPUT_ALIGNED_COMMON
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#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)              \
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  x86_elf_aligned_common (FILE, NAME, SIZE, ALIGN);
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/* This is used to align code labels according to Intel recommendations.  */
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#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
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#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP)                    \
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  do {                                                                  \
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    if ((LOG) != 0) {                                                   \
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      if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG));  \
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      else {                                                            \
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        fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP));     \
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        /* Make sure that we have at least 8 byte alignment if > 8 byte \
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           alignment is preferred.  */                                  \
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        if ((LOG) > 3                                                   \
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            && (1 << (LOG)) > ((MAX_SKIP) + 1)                          \
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            && (MAX_SKIP) >= 7)                                         \
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          fputs ("\t.p2align 3\n", (FILE));                             \
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      }                                                                 \
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    }                                                                   \
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  } while (0)
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#undef  ASM_OUTPUT_MAX_SKIP_PAD
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#define ASM_OUTPUT_MAX_SKIP_PAD(FILE, LOG, MAX_SKIP)                    \
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  if ((LOG) != 0)                                                       \
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    {                                                                   \
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      if ((MAX_SKIP) == 0)                                              \
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        fprintf ((FILE), "\t.p2align %d\n", (LOG));                     \
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      else                                                              \
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        fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP));     \
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    }
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#endif
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/* i386 System V Release 4 uses DWARF debugging info.
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   x86-64 ABI specifies DWARF2.  */
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#define DWARF2_DEBUGGING_INFO 1
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#define DWARF2_UNWIND_INFO 1
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#undef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
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#undef TARGET_ASM_SELECT_SECTION
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#define TARGET_ASM_SELECT_SECTION  x86_64_elf_select_section
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#undef TARGET_ASM_UNIQUE_SECTION
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#define TARGET_ASM_UNIQUE_SECTION  x86_64_elf_unique_section

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