Subversion Repositories openrisc_2011-10-31

/* OS independent definitions for AMD x86-64.

   Copyright (C) 2001, 2005, 2007, 2009 Free Software Foundation, Inc.

   Contributed by Bo Thorsen <bo@suse.de>.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3, or (at your option)

any later version.

GCC is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

Under Section 7 of GPL version 3, you are granted additional

permissions described in the GCC Runtime Library Exception, version

3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and

a copy of the GCC Runtime Library Exception along with this program;

see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

<http://www.gnu.org/licenses/>.  */

#undef ASM_COMMENT_START

#define ASM_COMMENT_START "#"

#undef DBX_REGISTER_NUMBER

#define DBX_REGISTER_NUMBER(n) \

  (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])

/* Output assembler code to FILE to call the profiler.  */

#define NO_PROFILE_COUNTERS 1

#undef MCOUNT_NAME

#define MCOUNT_NAME "mcount"

#undef SIZE_TYPE

#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")

#undef PTRDIFF_TYPE

#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")

#undef WCHAR_TYPE

#define WCHAR_TYPE "int"

#undef WCHAR_TYPE_SIZE

#define WCHAR_TYPE_SIZE 32

#undef CC1_SPEC

#define CC1_SPEC "%(cc1_cpu) %{profile:-p}"

#undef ASM_SPEC

#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \

 %{Wa,*:%*} %{m32:--32} %{m64:--64}"

#undef ASM_OUTPUT_ALIGNED_BSS

#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \

  x86_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)

#undef  ASM_OUTPUT_ALIGNED_COMMON

#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)              \

  x86_elf_aligned_common (FILE, NAME, SIZE, ALIGN);

/* This is used to align code labels according to Intel recommendations.  */

#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN

#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP)                    \

  do {                                                                  \

    if ((LOG) != 0) {                                                   \

      if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG));  \

      else {                                                            \

        fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP));     \

        /* Make sure that we have at least 8 byte alignment if > 8 byte \

           alignment is preferred.  */                                  \

        if ((LOG) > 3                                                   \

            && (1 << (LOG)) > ((MAX_SKIP) + 1)                          \

            && (MAX_SKIP) >= 7)                                         \

          fputs ("\t.p2align 3\n", (FILE));                             \

      }                                                                 \

    }                                                                   \

  } while (0)

#undef  ASM_OUTPUT_MAX_SKIP_PAD

#define ASM_OUTPUT_MAX_SKIP_PAD(FILE, LOG, MAX_SKIP)                    \

  if ((LOG) != 0)                                                       \

    {                                                                   \

      if ((MAX_SKIP) == 0)                                              \

        fprintf ((FILE), "\t.p2align %d\n", (LOG));                     \

      else                                                              \

        fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP));     \

    }

#endif

/* i386 System V Release 4 uses DWARF debugging info.

   x86-64 ABI specifies DWARF2.  */

#define DWARF2_DEBUGGING_INFO 1

#define DWARF2_UNWIND_INFO 1

#undef PREFERRED_DEBUGGING_TYPE

#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG

#undef TARGET_ASM_SELECT_SECTION

#define TARGET_ASM_SELECT_SECTION  x86_64_elf_select_section

#undef TARGET_ASM_UNIQUE_SECTION

#define TARGET_ASM_UNIQUE_SECTION  x86_64_elf_unique_section