Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/rs6000/vxworks.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> |
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date | Fri, 12 Feb 2010 23:39:51 +0900 |
parents | a06113de4d67 |
children | f6334be47118 |
rev | line source |
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0 | 1 /* Definitions of target machine for GNU compiler. Vxworks PowerPC version. |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2 Copyright (C) 1996, 2000, 2002, 2003, 2004, 2005, 2007, 2009 |
0 | 3 Free Software Foundation, Inc. |
4 Contributed by CodeSourcery, LLC. | |
5 | |
6 This file is part of GCC. | |
7 | |
8 GCC is free software; you can redistribute it and/or modify it under | |
9 the terms of the GNU General Public License as published by the Free | |
10 Software Foundation; either version 3, or (at your option) any later | |
11 version. | |
12 | |
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 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 /* Note to future editors: VxWorks is mostly an EABI target. We do | |
23 not use rs6000/eabi.h because we would have to override most of | |
24 it anyway. However, if you change that file, consider making | |
25 analogous changes here too. */ | |
26 | |
27 #undef TARGET_VERSION | |
28 #define TARGET_VERSION fprintf (stderr, " (PowerPC VxWorks)"); | |
29 | |
30 /* CPP predefined macros. */ | |
31 | |
32 #undef TARGET_OS_CPP_BUILTINS | |
33 #define TARGET_OS_CPP_BUILTINS() \ | |
34 do \ | |
35 { \ | |
36 builtin_define ("__ppc"); \ | |
37 builtin_define ("__EABI__"); \ | |
38 builtin_define ("__ELF__"); \ | |
39 builtin_define ("__vxworks"); \ | |
40 builtin_define ("__VXWORKS__"); \ | |
41 if (!TARGET_SOFT_FLOAT) \ | |
42 builtin_define ("__hardfp"); \ | |
43 \ | |
44 /* C89 namespace violation! */ \ | |
45 builtin_define ("CPU_FAMILY=PPC"); \ | |
46 } \ | |
47 while (0) | |
48 | |
49 /* Only big endian PPC is supported by VxWorks. */ | |
50 #undef BYTES_BIG_ENDIAN | |
51 #define BYTES_BIG_ENDIAN 1 | |
52 | |
53 /* We have to kill off the entire specs set created by rs6000/sysv4.h | |
54 and substitute our own set. The top level vxworks.h has done some | |
55 of this for us. */ | |
56 | |
57 #undef SUBTARGET_EXTRA_SPECS | |
58 #undef CPP_SPEC | |
59 #undef CC1_SPEC | |
60 #undef ASM_SPEC | |
61 | |
62 #define SUBTARGET_EXTRA_SPECS /* none needed */ | |
63 | |
64 /* FIXME: The only reason we allow no -mcpu switch at all is because | |
65 config-ml.in insists on a "." multilib. */ | |
66 #define CPP_SPEC \ | |
67 "%{!DCPU=*: \ | |
68 %{mcpu=403 : -DCPU=PPC403 ; \ | |
69 mcpu=405 : -DCPU=PPC405 ; \ | |
70 mcpu=440 : -DCPU=PPC440 ; \ | |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
71 mcpu=464 : -DCPU=PPC464 ; \ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
72 mcpu=476 : -DCPU=PPC476 ; \ |
0 | 73 mcpu=603 : -DCPU=PPC603 ; \ |
74 mcpu=604 : -DCPU=PPC604 ; \ | |
75 mcpu=860 : -DCPU=PPC860 ; \ | |
76 mcpu=8540: -DCPU=PPC85XX ; \ | |
77 : -DCPU=PPC604 }}" \ | |
78 VXWORKS_ADDITIONAL_CPP_SPEC | |
79 | |
80 #define CC1_SPEC \ | |
81 "%{G*} %{mno-sdata:-msdata=none} %{msdata:-msdata=default} \ | |
82 %{mlittle|mlittle-endian:-mstrict-align} \ | |
83 %{profile: -p} \ | |
84 %{fvec:-maltivec} %{fvec-eabi:-maltivec -mabi=altivec}" | |
85 | |
86 #define ASM_SPEC \ | |
87 "%(asm_cpu) \ | |
88 %{,assembler|,assembler-with-cpp: %{mregnames} %{mno-regnames}} \ | |
89 %{v:-v} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*} \ | |
90 %{mrelocatable} %{mrelocatable-lib} %{fpic:-K PIC} %{fPIC:-K PIC} -mbig" | |
91 | |
92 #undef LIB_SPEC | |
93 #define LIB_SPEC VXWORKS_LIB_SPEC | |
94 #undef LINK_SPEC | |
95 #define LINK_SPEC VXWORKS_LINK_SPEC | |
96 #undef STARTFILE_SPEC | |
97 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC | |
98 #undef ENDFILE_SPEC | |
99 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC | |
100 | |
101 /* There is no default multilib. */ | |
102 #undef MULTILIB_DEFAULTS | |
103 | |
104 #undef TARGET_DEFAULT | |
105 #define TARGET_DEFAULT \ | |
106 (MASK_POWERPC | MASK_NEW_MNEMONICS | MASK_EABI | MASK_STRICT_ALIGN) | |
107 | |
108 #undef PROCESSOR_DEFAULT | |
109 #define PROCESSOR_DEFAULT PROCESSOR_PPC604 | |
110 | |
111 /* Nor sdata, for kernel mode. We use this in | |
112 SUBSUBTARGET_INITIALIZE_OPTIONS, after rs6000_rtp has been initialized. */ | |
113 #undef SDATA_DEFAULT_SIZE | |
114 #define SDATA_DEFAULT_SIZE (TARGET_VXWORKS_RTP ? 8 : 0) | |
115 | |
116 #undef STACK_BOUNDARY | |
117 #define STACK_BOUNDARY (16*BITS_PER_UNIT) | |
118 /* Override sysv4.h, reset to the default. */ | |
119 #undef PREFERRED_STACK_BOUNDARY | |
120 | |
121 /* Make -mcpu=8540 imply SPE. ISEL is automatically enabled, the | |
122 others must be done by hand. Handle -mrtp. Disable -fPIC | |
123 for -mrtp - the VxWorks PIC model is not compatible with it. */ | |
124 #undef SUBSUBTARGET_OVERRIDE_OPTIONS | |
125 #define SUBSUBTARGET_OVERRIDE_OPTIONS \ | |
126 do { \ | |
127 if (TARGET_E500) \ | |
128 { \ | |
129 rs6000_spe = 1; \ | |
130 rs6000_spe_abi = 1; \ | |
131 rs6000_float_gprs = 1; \ | |
132 } \ | |
133 \ | |
134 if (!g_switch_set) \ | |
135 g_switch_value = SDATA_DEFAULT_SIZE; \ | |
136 VXWORKS_OVERRIDE_OPTIONS; \ | |
137 } while (0) | |
138 | |
139 /* No _mcount profiling on VxWorks. */ | |
140 #undef FUNCTION_PROFILER | |
141 #define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO) |