Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/mips/sde.h @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children | f6334be47118 |
| rev | line source |
|---|---|
| 0 | 1 /* Definitions of target machine for GNU compiler. |
| 2 MIPS SDE version. | |
| 3 Copyright (C) 2003, 2004, 2007, 2008, 2009 | |
| 4 Free Software Foundation, Inc. | |
| 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 #undef DRIVER_SELF_SPECS | |
| 23 #define DRIVER_SELF_SPECS \ | |
| 24 /* Make sure a -mips option is present. This helps us to pick \ | |
| 25 the right multilib, and also makes the later specs easier \ | |
| 26 to write. */ \ | |
| 27 MIPS_ISA_LEVEL_SPEC, \ | |
| 28 \ | |
| 29 /* Infer the default float setting from -march. */ \ | |
| 30 MIPS_ARCH_FLOAT_SPEC, \ | |
| 31 \ | |
| 32 /* If no ABI option is specified, infer one from the ISA level \ | |
| 33 or -mgp setting. */ \ | |
| 34 "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=n32}}", \ | |
| 35 \ | |
| 36 /* Remove a redundant -mfp64 for -mabi=n32; we want the !mfp64 \ | |
| 37 multilibs. There's no need to check whether the architecture \ | |
| 38 is 64-bit; cc1 will complain if it isn't. */ \ | |
| 39 "%{mabi=n32: %<mfp64}", \ | |
| 40 \ | |
| 41 /* Make sure that an endian option is always present. This makes \ | |
| 42 things like LINK_SPEC easier to write. */ \ | |
| 43 "%{!EB:%{!EL:%(endian_spec)}}", \ | |
| 44 \ | |
| 45 /* -mcode-xonly is a traditional alias for -mcode-readable=pcrel and \ | |
| 46 -mno-data-in-code is a traditional alias for -mcode-readable=no. \ | |
| 47 The latter trumps the former. */ \ | |
| 48 "%{mno-data-in-code: -mcode-readable=no}", \ | |
| 49 "%{!mcode-readable=no: %{mcode-xonly: -mcode-readable=pcrel}}", \ | |
| 50 "%<mno-data-in-code %<mcode-xonly", \ | |
| 51 \ | |
| 52 /* Configuration-independent MIPS rules. */ \ | |
| 53 BASE_DRIVER_SELF_SPECS | |
| 54 | |
| 55 /* Use trap rather than break for all but MIPS I ISA. Force -no-mips16, | |
| 56 so that MIPS16 assembler code requires an explicit ".set mips16". | |
| 57 Very little hand-written MIPS16 assembler exists, and some build | |
| 58 systems expect code to be assembled as non-MIPS16 even if the | |
| 59 prevailing compiler flags select -mips16. */ | |
| 60 #undef SUBTARGET_ASM_SPEC | |
| 61 #define SUBTARGET_ASM_SPEC "\ | |
| 62 %{!mips1:--trap} \ | |
| 63 %{mips16:-no-mips16}" | |
| 64 | |
| 65 #undef LINK_SPEC | |
| 66 #define LINK_SPEC "\ | |
| 67 %(endian_spec) \ | |
| 68 %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32*} %{mips64*} \ | |
| 69 %{bestGnum} \ | |
| 70 %{shared} %{non_shared} %{call_shared} \ | |
| 71 %{mabi=n32:-melf32%{EB:b}%{EL:l}tsmipn32} \ | |
| 72 %{mabi=64:-melf64%{EB:b}%{EL:l}tsmip} \ | |
| 73 %{mabi=32:-melf32%{EB:b}%{EL:l}tsmip}" | |
| 74 | |
| 75 #undef DEFAULT_SIGNED_CHAR | |
| 76 #define DEFAULT_SIGNED_CHAR 0 | |
| 77 | |
| 78 /* SDE-MIPS won't ever support SDB debugging info. */ | |
| 79 #undef SDB_DEBUGGING_INFO | |
| 80 | |
| 81 /* Describe how we implement __builtin_eh_return. */ | |
| 82 | |
| 83 /* At the moment, nothing appears to use more than 2 EH data registers. | |
| 84 The chosen registers must not clash with the return register ($2), | |
| 85 EH_RETURN_STACKADJ ($3), or MIPS_EPILOGUE_TEMP ($5), and they must | |
| 86 be general MIPS16 registers. Pick $6 and $7. */ | |
| 87 #undef EH_RETURN_DATA_REGNO | |
| 88 #define EH_RETURN_DATA_REGNO(N) \ | |
| 89 ((N) < 2 ? 7 - (N) : INVALID_REGNUM) | |
| 90 | |
| 91 /* Use $5 as a temporary for both MIPS16 and non-MIPS16. */ | |
| 92 #undef MIPS_EPILOGUE_TEMP_REGNUM | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
93 #define MIPS_EPILOGUE_TEMP_REGNUM \ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
94 (cfun->machine->interrupt_handler_p ? K0_REG_NUM : GP_REG_FIRST + 5) |
| 0 | 95 |
| 96 /* Using long will always be right for size_t and ptrdiff_t, since | |
| 97 sizeof(long) must equal sizeof(void *), following from the setting | |
| 98 of the -mlong64 option. */ | |
| 99 #undef SIZE_TYPE | |
| 100 #define SIZE_TYPE "long unsigned int" | |
| 101 #undef PTRDIFF_TYPE | |
| 102 #define PTRDIFF_TYPE "long int" | |
| 103 | |
| 104 /* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). */ | |
| 105 #define HANDLE_PRAGMA_PACK_PUSH_POP 1 | |
| 106 | |
| 107 /* Use standard ELF-style local labels (not '$' as on early Irix). */ | |
| 108 #undef LOCAL_LABEL_PREFIX | |
| 109 #define LOCAL_LABEL_PREFIX "." | |
| 110 | |
| 111 /* Use periods rather than dollar signs in special g++ assembler names. */ | |
| 112 #define NO_DOLLAR_IN_LABEL | |
| 113 | |
| 114 /* Attach a special .ident directive to the end of the file to identify | |
| 115 the version of GCC which compiled this code. */ | |
| 116 #undef IDENT_ASM_OP | |
| 117 #define IDENT_ASM_OP "\t.ident\t" | |
| 118 | |
| 119 /* Output #ident string into the ELF .comment section, so it doesn't | |
| 120 form part of the load image, and so that it can be stripped. */ | |
| 121 #undef ASM_OUTPUT_IDENT | |
| 122 #define ASM_OUTPUT_IDENT(STREAM, STRING) \ | |
| 123 fprintf (STREAM, "%s\"%s\"\n", IDENT_ASM_OP, STRING); | |
| 124 | |
| 125 /* Currently we don't support 128bit long doubles, so for now we force | |
| 126 n32 to be 64bit. */ | |
| 127 #undef LONG_DOUBLE_TYPE_SIZE | |
| 128 #define LONG_DOUBLE_TYPE_SIZE 64 | |
| 129 | |
| 130 #ifdef IN_LIBGCC2 | |
| 131 #undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE | |
| 132 #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 | |
| 133 #endif | |
| 134 | |
| 135 /* Force all .init and .fini entries to be 32-bit, not mips16, so that | |
| 136 in a mixed environment they are all the same mode. The crti.asm and | |
| 137 crtn.asm files will also be compiled as 32-bit due to the | |
| 138 -no-mips16 flag in SUBTARGET_ASM_SPEC above. */ | |
| 139 #undef CRT_CALL_STATIC_FUNCTION | |
| 140 #define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC) \ | |
| 141 asm (SECTION_OP "\n\ | |
| 142 .set push\n\ | |
| 143 .set nomips16\n\ | |
| 144 jal " USER_LABEL_PREFIX #FUNC "\n\ | |
| 145 .set pop\n\ | |
| 146 " TEXT_SECTION_ASM_OP); |