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14f73b5a | 1 | /* OS independent definitions for AMD x86-64. |
85ec4feb | 2 | Copyright (C) 2001-2018 Free Software Foundation, Inc. |
14f73b5a JH |
3 | Contributed by Bo Thorsen <bo@suse.de>. |
4 | ||
48ff03c7 | 5 | This file is part of GCC. |
14f73b5a | 6 | |
48ff03c7 | 7 | GCC is free software; you can redistribute it and/or modify |
14f73b5a | 8 | it under the terms of the GNU General Public License as published by |
2f83c7d6 | 9 | the Free Software Foundation; either version 3, or (at your option) |
14f73b5a JH |
10 | any later version. |
11 | ||
48ff03c7 | 12 | GCC is distributed in the hope that it will be useful, |
14f73b5a JH |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
748086b7 JJ |
17 | Under Section 7 of GPL version 3, you are granted additional |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
2f83c7d6 | 24 | <http://www.gnu.org/licenses/>. */ |
14f73b5a | 25 | |
14f73b5a JH |
26 | #undef ASM_COMMENT_START |
27 | #define ASM_COMMENT_START "#" | |
28 | ||
14f73b5a JH |
29 | #undef DBX_REGISTER_NUMBER |
30 | #define DBX_REGISTER_NUMBER(n) \ | |
31 | (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n]) | |
32 | ||
33 | /* Output assembler code to FILE to call the profiler. */ | |
ff4cb2e7 | 34 | #define NO_PROFILE_COUNTERS 1 |
14f73b5a | 35 | |
a5fa1ecd | 36 | #undef MCOUNT_NAME |
5dab517f | 37 | #define MCOUNT_NAME "mcount" |
14f73b5a JH |
38 | |
39 | #undef SIZE_TYPE | |
3ee7be4c | 40 | #define SIZE_TYPE (TARGET_LP64 ? "long unsigned int" : "unsigned int") |
14f73b5a JH |
41 | |
42 | #undef PTRDIFF_TYPE | |
3ee7be4c | 43 | #define PTRDIFF_TYPE (TARGET_LP64 ? "long int" : "int") |
14f73b5a JH |
44 | |
45 | #undef WCHAR_TYPE | |
46 | #define WCHAR_TYPE "int" | |
47 | ||
48 | #undef WCHAR_TYPE_SIZE | |
49 | #define WCHAR_TYPE_SIZE 32 | |
50 | ||
14f73b5a | 51 | #undef ASM_SPEC |
a2cb05ed | 52 | #define ASM_SPEC "%{m16|m32:--32} %{m64:--64} %{mx32:--x32}" |
14f73b5a | 53 | |
eb2b0cc0 | 54 | #undef ASM_OUTPUT_ALIGNED_BSS |
14f73b5a | 55 | #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ |
7dcbf659 JH |
56 | x86_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN) |
57 | ||
901f29c8 RO |
58 | #undef ASM_OUTPUT_ALIGNED_DECL_COMMON |
59 | #define ASM_OUTPUT_ALIGNED_DECL_COMMON(FILE, DECL, NAME, SIZE, ALIGN) \ | |
60 | x86_elf_aligned_decl_common (FILE, DECL, NAME, SIZE, ALIGN); | |
14f73b5a | 61 | |
48ff03c7 | 62 | /* This is used to align code labels according to Intel recommendations. */ |
14f73b5a | 63 | |
dd047c67 DV |
64 | #define SUBALIGN_LOG 3 |
65 | ||
1651a990 | 66 | #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN |
14f73b5a JH |
67 | #define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \ |
68 | do { \ | |
69 | if ((LOG) != 0) { \ | |
dd047c67 DV |
70 | if ((MAX_SKIP) == 0 || (MAX_SKIP) >= (1 << (LOG)) - 1) \ |
71 | fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ | |
72 | else \ | |
461a73b5 | 73 | fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ |
14f73b5a JH |
74 | } \ |
75 | } while (0) | |
6a90d232 L |
76 | #undef ASM_OUTPUT_MAX_SKIP_PAD |
77 | #define ASM_OUTPUT_MAX_SKIP_PAD(FILE, LOG, MAX_SKIP) \ | |
78 | if ((LOG) != 0) \ | |
79 | { \ | |
dd047c67 | 80 | if ((MAX_SKIP) == 0 || (MAX_SKIP) >= (1<<(LOG))-1) \ |
6a90d232 L |
81 | fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ |
82 | else \ | |
83 | fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ | |
84 | } | |
1651a990 | 85 | #endif |
14f73b5a JH |
86 | |
87 | ||
88 | /* i386 System V Release 4 uses DWARF debugging info. | |
89 | x86-64 ABI specifies DWARF2. */ | |
90 | ||
23532de9 | 91 | #define DWARF2_DEBUGGING_INFO 1 |
14f73b5a | 92 | #define DWARF2_UNWIND_INFO 1 |
14f73b5a JH |
93 | |
94 | #undef PREFERRED_DEBUGGING_TYPE | |
95 | #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG | |
7dcbf659 JH |
96 | |
97 | #undef TARGET_ASM_SELECT_SECTION | |
98 | #define TARGET_ASM_SELECT_SECTION x86_64_elf_select_section | |
99 | ||
100 | #undef TARGET_ASM_UNIQUE_SECTION | |
101 | #define TARGET_ASM_UNIQUE_SECTION x86_64_elf_unique_section | |
520a5868 JJ |
102 | |
103 | #undef TARGET_SECTION_TYPE_FLAGS | |
104 | #define TARGET_SECTION_TYPE_FLAGS x86_64_elf_section_type_flags |