freebsd-nq/contrib/gcc/config/i386/x86-64.h
2004-07-28 03:11:36 +00:00

79 lines
2.4 KiB
C

/* OS independent definitions for AMD x86-64.
Copyright (C) 2001 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 2, 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.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#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}"
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
/* This is used to align code labels according to Intel recommendations. */
#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)); \
} \
} while (0)
/* i386 System V Release 4 uses DWARF debugging info.
x86-64 ABI specifies DWARF2. */
#define DWARF2_DEBUGGING_INFO 1
#define DWARF2_UNWIND_INFO 1
/* Incorrectly autodetected in cross compilation. */
#undef HAVE_AS_DWARF2_DEBUG_LINE
#define HAVE_AS_DWARF2_DEBUG_LINE 1
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG