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 GNU CC.
6
7GNU CC 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
12GNU CC 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 GNU CC; see the file COPYING. If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA. */
21
| 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 GNU CC.
6
7GNU CC 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
12GNU CC 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 GNU CC; see the file COPYING. If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA. */
21
|
| 22/* $FreeBSD: head/contrib/gcc/config/i386/x86-64.h 98599 2002-06-21 22:54:24Z obrien $ */
23
|
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. */
| 24#undef ASM_COMMENT_START
25#define ASM_COMMENT_START "#"
26
27#undef DBX_REGISTER_NUMBER
28#define DBX_REGISTER_NUMBER(n) \
29 (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
30
31/* Output assembler code to FILE to call the profiler. */
|
30#define NO_PROFILE_COUNTERS
| 32#define NO_PROFILE_COUNTERS 1
|
31
32#undef FUNCTION_PROFILER
33#define FUNCTION_PROFILER(FILE, LABELNO) \
34{ \
35 if (TARGET_64BIT && flag_pic) \
36 fprintf (FILE, "\tcall\t*mcount@PLT\n"); \
37 else if (flag_pic) \
38 fprintf (FILE, "\tcall\t*mcount@GOT(%%ebx)\n"); \
39 else \
40 fprintf (FILE, "\tcall\tmcount\n"); \
41}
42
43#undef SIZE_TYPE
44#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
45
46#undef PTRDIFF_TYPE
47#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
48
49#undef WCHAR_TYPE
50#define WCHAR_TYPE "int"
51
52#undef WCHAR_TYPE_SIZE
53#define WCHAR_TYPE_SIZE 32
54
55#undef CC1_SPEC
56#define CC1_SPEC "%(cc1_cpu) %{profile:-p}"
57
58#undef ASM_SPEC
59#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \
60 %{Wa,*:%*} %{m32:--32}"
61
62/* A C statement (sans semicolon) to output to the stdio stream
63 FILE the assembler definition of uninitialized global DECL named
64 NAME whose size is SIZE bytes and alignment is ALIGN bytes.
65 Try to use asm_output_aligned_bss to implement this macro. */
66
67#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
68 asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
69
70/* A C statement to output to the stdio stream FILE an assembler
71 command to advance the location counter to a multiple of 1<<LOG
72 bytes if it is within MAX_SKIP bytes.
73
74 This is used to align code labels according to Intel recommendations. */
75
| 33
34#undef FUNCTION_PROFILER
35#define FUNCTION_PROFILER(FILE, LABELNO) \
36{ \
37 if (TARGET_64BIT && flag_pic) \
38 fprintf (FILE, "\tcall\t*mcount@PLT\n"); \
39 else if (flag_pic) \
40 fprintf (FILE, "\tcall\t*mcount@GOT(%%ebx)\n"); \
41 else \
42 fprintf (FILE, "\tcall\tmcount\n"); \
43}
44
45#undef SIZE_TYPE
46#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
47
48#undef PTRDIFF_TYPE
49#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
50
51#undef WCHAR_TYPE
52#define WCHAR_TYPE "int"
53
54#undef WCHAR_TYPE_SIZE
55#define WCHAR_TYPE_SIZE 32
56
57#undef CC1_SPEC
58#define CC1_SPEC "%(cc1_cpu) %{profile:-p}"
59
60#undef ASM_SPEC
61#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \
62 %{Wa,*:%*} %{m32:--32}"
63
64/* A C statement (sans semicolon) to output to the stdio stream
65 FILE the assembler definition of uninitialized global DECL named
66 NAME whose size is SIZE bytes and alignment is ALIGN bytes.
67 Try to use asm_output_aligned_bss to implement this macro. */
68
69#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
70 asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
71
72/* A C statement to output to the stdio stream FILE an assembler
73 command to advance the location counter to a multiple of 1<<LOG
74 bytes if it is within MAX_SKIP bytes.
75
76 This is used to align code labels according to Intel recommendations. */
77
|
76#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
77 do { \
78 if ((LOG) != 0) { \
79 if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
80 else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
81 } \
82 } while (0)
| |
83
| 78
|
84
| |
85/* i386 System V Release 4 uses DWARF debugging info.
86 x86-64 ABI specifies DWARF2. */
87
88#undef DWARF2_DEBUGGING_INFO
89#undef DWARF_DEBUGGING_INFO
90#define DWARF2_DEBUGGING_INFO
91#define DWARF2_UNWIND_INFO 1
92/* Incorrectly autodetected in cross compilation. */
93#undef HAVE_AS_DWARF2_DEBUG_LINE
94#define HAVE_AS_DWARF2_DEBUG_LINE
95
96#undef PREFERRED_DEBUGGING_TYPE
97#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
| 79/* i386 System V Release 4 uses DWARF debugging info.
80 x86-64 ABI specifies DWARF2. */
81
82#undef DWARF2_DEBUGGING_INFO
83#undef DWARF_DEBUGGING_INFO
84#define DWARF2_DEBUGGING_INFO
85#define DWARF2_UNWIND_INFO 1
86/* Incorrectly autodetected in cross compilation. */
87#undef HAVE_AS_DWARF2_DEBUG_LINE
88#define HAVE_AS_DWARF2_DEBUG_LINE
89
90#undef PREFERRED_DEBUGGING_TYPE
91#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
|