Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/sh/elf.h @ 0:a06113de4d67
first commit
| author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 17 Jul 2009 14:47:48 +0900 |
| parents | |
| children | f6334be47118 |
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| -1:000000000000 | 0:a06113de4d67 |
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| 1 /* Definitions of target machine for gcc for Renesas / SuperH SH using ELF. | |
| 2 Copyright (C) 1996, 1997, 2000, 2001, 2002, 2004, 2005, 2007 | |
| 3 Free Software Foundation, Inc. | |
| 4 Contributed by Ian Lance Taylor <ian@cygnus.com>. | |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify | |
| 9 it under the terms of the GNU General Public License as published by | |
| 10 the Free Software Foundation; either version 3, or (at your option) | |
| 11 any later version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, | |
| 14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 GNU General Public License for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 /* Let sh.c know this is ELF. */ | |
| 23 #undef TARGET_ELF | |
| 24 #define TARGET_ELF 1 | |
| 25 | |
| 26 /* Generate DWARF2 debugging information and make it the default */ | |
| 27 #define DWARF2_DEBUGGING_INFO 1 | |
| 28 | |
| 29 #undef PREFERRED_DEBUGGING_TYPE | |
| 30 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG | |
| 31 | |
| 32 /* use a more compact format for line information */ | |
| 33 #define DWARF2_ASM_LINE_DEBUG_INFO 1 | |
| 34 | |
| 35 /* WCHAR_TYPE / WCHAR_TYPE_SIZE are defined to long int / BITS_PER_WORD in | |
| 36 svr4.h, but these work out as 64 bit for shmedia64. */ | |
| 37 #undef WCHAR_TYPE | |
| 38 /* #define WCHAR_TYPE (TARGET_SH5 ? "int" : "long int") */ | |
| 39 #define WCHAR_TYPE SH_ELF_WCHAR_TYPE | |
| 40 | |
| 41 #undef WCHAR_TYPE_SIZE | |
| 42 #define WCHAR_TYPE_SIZE 32 | |
| 43 | |
| 44 | |
| 45 /* The prefix to add to user-visible assembler symbols. */ | |
| 46 | |
| 47 #undef LOCAL_LABEL_PREFIX | |
| 48 #define LOCAL_LABEL_PREFIX "." | |
| 49 | |
| 50 #undef SIZE_TYPE | |
| 51 #define SIZE_TYPE (TARGET_SH5 ? "long unsigned int" : "unsigned int") | |
| 52 | |
| 53 #undef PTRDIFF_TYPE | |
| 54 #define PTRDIFF_TYPE (TARGET_SH5 ? "long int" : "int") | |
| 55 | |
| 56 /* Pass -ml and -mrelax to the assembler and linker. */ | |
| 57 #undef ASM_SPEC | |
| 58 #define ASM_SPEC SH_ASM_SPEC | |
| 59 | |
| 60 #undef LINK_SPEC | |
| 61 #define LINK_SPEC SH_LINK_SPEC | |
| 62 #undef LINK_EMUL_PREFIX | |
| 63 #if TARGET_ENDIAN_DEFAULT == MASK_LITTLE_ENDIAN | |
| 64 #define LINK_EMUL_PREFIX "sh%{!mb:l}elf" | |
| 65 #else | |
| 66 #define LINK_EMUL_PREFIX "sh%{ml:l}elf" | |
| 67 #endif | |
| 68 | |
| 69 /* svr4.h undefined DBX_REGISTER_NUMBER, so we need to define it | |
| 70 again. */ | |
| 71 #define DBX_REGISTER_NUMBER(REGNO) SH_DBX_REGISTER_NUMBER (REGNO) | |
| 72 | |
| 73 #undef ASM_GENERATE_INTERNAL_LABEL | |
| 74 #define ASM_GENERATE_INTERNAL_LABEL(STRING, PREFIX, NUM) \ | |
| 75 sprintf ((STRING), "*%s%s%ld", LOCAL_LABEL_PREFIX, (PREFIX), (long)(NUM)) | |
| 76 | |
| 77 #define DBX_LINES_FUNCTION_RELATIVE 1 | |
| 78 #define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END | |
| 79 | |
| 80 #undef STARTFILE_SPEC | |
| 81 #define STARTFILE_SPEC \ | |
| 82 "%{!shared: crt1.o%s} crti.o%s \ | |
| 83 %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
| 84 | |
| 85 #undef ENDFILE_SPEC | |
| 86 #define ENDFILE_SPEC \ | |
| 87 "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s" | |
| 88 | |
| 89 /* ASM_OUTPUT_CASE_LABEL is defined in elfos.h. With it, | |
| 90 a redundant .align was generated. */ | |
| 91 #undef ASM_OUTPUT_CASE_LABEL |