Merge branch 'master' of ssh://crater.dragonflybsd.org/repository/git/dragonfly
[dragonfly.git] / contrib / gcc-3.4 / gcc / config / i386 / x86-64.h
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1/* OS independent definitions for AMD x86-64.
2 Copyright (C) 2001 Free Software Foundation, Inc.
3 Contributed by Bo Thorsen <bo@suse.de>.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12GCC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING. If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA. */
21
22#undef ASM_COMMENT_START
23#define ASM_COMMENT_START "#"
24
25#undef DBX_REGISTER_NUMBER
26#define DBX_REGISTER_NUMBER(n) \
27 (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
28
29/* Output assembler code to FILE to call the profiler. */
30#define NO_PROFILE_COUNTERS 1
31
32#undef MCOUNT_NAME
33#define MCOUNT_NAME "mcount"
34
35#undef SIZE_TYPE
36#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
37
38#undef PTRDIFF_TYPE
39#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
40
41#undef WCHAR_TYPE
42#define WCHAR_TYPE "int"
43
44#undef WCHAR_TYPE_SIZE
45#define WCHAR_TYPE_SIZE 32
46
47#undef CC1_SPEC
48#define CC1_SPEC "%(cc1_cpu) %{profile:-p}"
49
50#undef ASM_SPEC
51#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \
52 %{Wa,*:%*} %{m32:--32}"
53
54#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
55 asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
56
57/* This is used to align code labels according to Intel recommendations. */
58
59#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
60 do { \
61 if ((LOG) != 0) { \
62 if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
63 else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
64 } \
65 } while (0)
66
67
68/* i386 System V Release 4 uses DWARF debugging info.
69 x86-64 ABI specifies DWARF2. */
70
71#define DWARF2_DEBUGGING_INFO 1
72#define DWARF2_UNWIND_INFO 1
73/* Incorrectly autodetected in cross compilation. */
74#undef HAVE_AS_DWARF2_DEBUG_LINE
75#define HAVE_AS_DWARF2_DEBUG_LINE 1
76
77#undef PREFERRED_DEBUGGING_TYPE
78#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG