Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/mips/sde.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Tue, 22 Mar 2011 17:18:12 +0900 |
parents | 77e2b8dfacca |
children | 04ced10e8804 |
rev | line source |
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0 | 1 /* Definitions of target machine for GNU compiler. |
2 MIPS SDE version. | |
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
3 Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011 |
0 | 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 /* Configuration-independent MIPS rules. */ \ | |
46 BASE_DRIVER_SELF_SPECS | |
47 | |
48 /* Use trap rather than break for all but MIPS I ISA. Force -no-mips16, | |
49 so that MIPS16 assembler code requires an explicit ".set mips16". | |
50 Very little hand-written MIPS16 assembler exists, and some build | |
51 systems expect code to be assembled as non-MIPS16 even if the | |
52 prevailing compiler flags select -mips16. */ | |
53 #undef SUBTARGET_ASM_SPEC | |
54 #define SUBTARGET_ASM_SPEC "\ | |
55 %{!mips1:--trap} \ | |
56 %{mips16:-no-mips16}" | |
57 | |
58 #undef LINK_SPEC | |
59 #define LINK_SPEC "\ | |
60 %(endian_spec) \ | |
61 %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32*} %{mips64*} \ | |
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
62 %{shared} \ |
0 | 63 %{mabi=n32:-melf32%{EB:b}%{EL:l}tsmipn32} \ |
64 %{mabi=64:-melf64%{EB:b}%{EL:l}tsmip} \ | |
65 %{mabi=32:-melf32%{EB:b}%{EL:l}tsmip}" | |
66 | |
67 #undef DEFAULT_SIGNED_CHAR | |
68 #define DEFAULT_SIGNED_CHAR 0 | |
69 | |
70 /* SDE-MIPS won't ever support SDB debugging info. */ | |
71 #undef SDB_DEBUGGING_INFO | |
72 | |
73 /* Describe how we implement __builtin_eh_return. */ | |
74 | |
75 /* At the moment, nothing appears to use more than 2 EH data registers. | |
76 The chosen registers must not clash with the return register ($2), | |
77 EH_RETURN_STACKADJ ($3), or MIPS_EPILOGUE_TEMP ($5), and they must | |
78 be general MIPS16 registers. Pick $6 and $7. */ | |
79 #undef EH_RETURN_DATA_REGNO | |
80 #define EH_RETURN_DATA_REGNO(N) \ | |
81 ((N) < 2 ? 7 - (N) : INVALID_REGNUM) | |
82 | |
83 /* Use $5 as a temporary for both MIPS16 and non-MIPS16. */ | |
84 #undef MIPS_EPILOGUE_TEMP_REGNUM | |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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85 #define MIPS_EPILOGUE_TEMP_REGNUM \ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
86 (cfun->machine->interrupt_handler_p ? K0_REG_NUM : GP_REG_FIRST + 5) |
0 | 87 |
88 /* Using long will always be right for size_t and ptrdiff_t, since | |
89 sizeof(long) must equal sizeof(void *), following from the setting | |
90 of the -mlong64 option. */ | |
91 #undef SIZE_TYPE | |
92 #define SIZE_TYPE "long unsigned int" | |
93 #undef PTRDIFF_TYPE | |
94 #define PTRDIFF_TYPE "long int" | |
95 | |
96 /* Use standard ELF-style local labels (not '$' as on early Irix). */ | |
97 #undef LOCAL_LABEL_PREFIX | |
98 #define LOCAL_LABEL_PREFIX "." | |
99 | |
100 /* Use periods rather than dollar signs in special g++ assembler names. */ | |
101 #define NO_DOLLAR_IN_LABEL | |
102 | |
103 /* Attach a special .ident directive to the end of the file to identify | |
104 the version of GCC which compiled this code. */ | |
105 #undef IDENT_ASM_OP | |
106 #define IDENT_ASM_OP "\t.ident\t" | |
107 | |
108 /* Output #ident string into the ELF .comment section, so it doesn't | |
109 form part of the load image, and so that it can be stripped. */ | |
110 #undef ASM_OUTPUT_IDENT | |
111 #define ASM_OUTPUT_IDENT(STREAM, STRING) \ | |
112 fprintf (STREAM, "%s\"%s\"\n", IDENT_ASM_OP, STRING); | |
113 | |
114 /* Currently we don't support 128bit long doubles, so for now we force | |
115 n32 to be 64bit. */ | |
116 #undef LONG_DOUBLE_TYPE_SIZE | |
117 #define LONG_DOUBLE_TYPE_SIZE 64 | |
118 | |
119 #ifdef IN_LIBGCC2 | |
120 #undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE | |
121 #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 | |
122 #endif | |
123 | |
124 /* Force all .init and .fini entries to be 32-bit, not mips16, so that | |
125 in a mixed environment they are all the same mode. The crti.asm and | |
126 crtn.asm files will also be compiled as 32-bit due to the | |
127 -no-mips16 flag in SUBTARGET_ASM_SPEC above. */ | |
128 #undef CRT_CALL_STATIC_FUNCTION | |
129 #define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC) \ | |
130 asm (SECTION_OP "\n\ | |
131 .set push\n\ | |
132 .set nomips16\n\ | |
133 jal " USER_LABEL_PREFIX #FUNC "\n\ | |
134 .set pop\n\ | |
135 " TEXT_SECTION_ASM_OP); |