| | 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 | |
| | 5 | This file is part of GCC. |
| | 6 | |
| | 7 | GCC is free software; you can redistribute it and/or modify |
| | 8 | it under the terms of the GNU General Public License as published by |
| | 9 | the Free Software Foundation; either version 2, or (at your option) |
| | 10 | any later version. |
| | 11 | |
| | 12 | GCC is distributed in the hope that it will be useful, |
| | 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 | |
| | 17 | You should have received a copy of the GNU General Public License |
| | 18 | along with GCC; see the file COPYING. If not, write to |
| | 19 | the Free Software Foundation, 59 Temple Place - Suite 330, |
| | 20 | Boston, 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 |
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