1/* Definitions for SPARC running Linux-based GNU systems with ELF.
| 1/* Definitions for SPARC running Linux-based GNU systems with ELF.
|
2 Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
| 2 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
|
3 Contributed by Eddie C. Dost (ecd@skynet.be)
4
5This file is part of GNU CC.
6
7GNU CC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12GNU CC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GNU CC; see the file COPYING. If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA. */
21
22#define LINUX_DEFAULT_ELF
23
24/* Don't assume anything about the header files. */
25#define NO_IMPLICIT_EXTERN_C
26
27/* GNU/Linux uses ctype from glibc.a. I am not sure how complete it is.
28 For now, we play safe. It may change later. */
29
30#if 0
31#undef MULTIBYTE_CHARS
32#define MULTIBYTE_CHARS 1
33#endif
34
35#undef MD_EXEC_PREFIX
36#undef MD_STARTFILE_PREFIX
37
38/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
39 the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
40 provides part of the support for getting C++ file-scope static
41 object constructed before entering `main'. */
42
43#undef STARTFILE_SPEC
44#ifdef USE_GNULIBC_1
45#define STARTFILE_SPEC \
46 "%{!shared: \
47 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
48 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
49#else
50#define STARTFILE_SPEC \
51 "%{!shared: \
52 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
53 crti.o%s %{static:crtbeginT.o%s}\
54 %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
55#endif
56
57/* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
58 the GNU/Linux magical crtend.o file (see crtstuff.c) which
59 provides part of the support for getting C++ file-scope static
60 object constructed before entering `main', followed by a normal
61 GNU/Linux "finalizer" file, `crtn.o'. */
62
63#undef ENDFILE_SPEC
64#define ENDFILE_SPEC \
| 3 Contributed by Eddie C. Dost (ecd@skynet.be)
4
5This file is part of GNU CC.
6
7GNU CC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12GNU CC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GNU CC; see the file COPYING. If not, write to
19the Free Software Foundation, 59 Temple Place - Suite 330,
20Boston, MA 02111-1307, USA. */
21
22#define LINUX_DEFAULT_ELF
23
24/* Don't assume anything about the header files. */
25#define NO_IMPLICIT_EXTERN_C
26
27/* GNU/Linux uses ctype from glibc.a. I am not sure how complete it is.
28 For now, we play safe. It may change later. */
29
30#if 0
31#undef MULTIBYTE_CHARS
32#define MULTIBYTE_CHARS 1
33#endif
34
35#undef MD_EXEC_PREFIX
36#undef MD_STARTFILE_PREFIX
37
38/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
39 the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
40 provides part of the support for getting C++ file-scope static
41 object constructed before entering `main'. */
42
43#undef STARTFILE_SPEC
44#ifdef USE_GNULIBC_1
45#define STARTFILE_SPEC \
46 "%{!shared: \
47 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
48 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
49#else
50#define STARTFILE_SPEC \
51 "%{!shared: \
52 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
53 crti.o%s %{static:crtbeginT.o%s}\
54 %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
55#endif
56
57/* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
58 the GNU/Linux magical crtend.o file (see crtstuff.c) which
59 provides part of the support for getting C++ file-scope static
60 object constructed before entering `main', followed by a normal
61 GNU/Linux "finalizer" file, `crtn.o'. */
62
63#undef ENDFILE_SPEC
64#define ENDFILE_SPEC \
|
65 "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
| 65 "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
66 %{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
|
66
67/* This is for -profile to use -lc_p instead of -lc. */
68#undef CC1_SPEC
69#define CC1_SPEC "%{profile:-p} \
70%{sun4:} %{target:} \
71%{mcypress:-mcpu=cypress} \
72%{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
73%{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
74"
75
76/* The GNU C++ standard library requires that these macros be defined. */
77#undef CPLUSPLUS_CPP_SPEC
78#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
79
80#undef TARGET_VERSION
81#define TARGET_VERSION fprintf (stderr, " (sparc GNU/Linux with ELF)");
82
83#undef SUBTARGET_SWITCHES
84#define SUBTARGET_SWITCHES \
85{"long-double-64", -MASK_LONG_DOUBLE_128, N_("Use 64 bit long doubles") }, \
86{"long-double-128", MASK_LONG_DOUBLE_128, N_("Use 128 bit long doubles") },
87
88#undef SIZE_TYPE
89#define SIZE_TYPE "unsigned int"
90
91#undef PTRDIFF_TYPE
92#define PTRDIFF_TYPE "int"
93
94#undef WCHAR_TYPE
95#define WCHAR_TYPE "int"
96
97#undef WCHAR_TYPE_SIZE
98#define WCHAR_TYPE_SIZE 32
99
| 67
68/* This is for -profile to use -lc_p instead of -lc. */
69#undef CC1_SPEC
70#define CC1_SPEC "%{profile:-p} \
71%{sun4:} %{target:} \
72%{mcypress:-mcpu=cypress} \
73%{msparclite:-mcpu=sparclite} %{mf930:-mcpu=f930} %{mf934:-mcpu=f934} \
74%{mv8:-mcpu=v8} %{msupersparc:-mcpu=supersparc} \
75"
76
77/* The GNU C++ standard library requires that these macros be defined. */
78#undef CPLUSPLUS_CPP_SPEC
79#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
80
81#undef TARGET_VERSION
82#define TARGET_VERSION fprintf (stderr, " (sparc GNU/Linux with ELF)");
83
84#undef SUBTARGET_SWITCHES
85#define SUBTARGET_SWITCHES \
86{"long-double-64", -MASK_LONG_DOUBLE_128, N_("Use 64 bit long doubles") }, \
87{"long-double-128", MASK_LONG_DOUBLE_128, N_("Use 128 bit long doubles") },
88
89#undef SIZE_TYPE
90#define SIZE_TYPE "unsigned int"
91
92#undef PTRDIFF_TYPE
93#define PTRDIFF_TYPE "int"
94
95#undef WCHAR_TYPE
96#define WCHAR_TYPE "int"
97
98#undef WCHAR_TYPE_SIZE
99#define WCHAR_TYPE_SIZE 32
100
|
100#undef MAX_WCHAR_TYPE_SIZE
101
| |
102#undef CPP_PREDEFINES
| 101#undef CPP_PREDEFINES
|
103#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sparc__ -Dlinux -Asystem=unix -Asystem=posix"
| 102#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sparc__ -D__gnu_linux__ -Dlinux -Asystem=unix -Asystem=posix"
|
104
105#undef CPP_SUBTARGET_SPEC
106#ifdef USE_GNULIBC_1
107#define CPP_SUBTARGET_SPEC \
108"%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} \
109%{mlong-double-128:-D__LONG_DOUBLE_128__}"
110#else
111#define CPP_SUBTARGET_SPEC \
112"%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} \
113%{pthread:-D_REENTRANT} %{mlong-double-128:-D__LONG_DOUBLE_128__}"
114#endif
115
116#undef LIB_SPEC
117/* We no longer link with libc_p.a or libg.a by default. If you
118 want to profile or debug the GNU/Linux C library, please add
119 -lc_p or -ggdb to LDFLAGS at the link time, respectively. */
120#if 1
121#ifdef USE_GNULIBC_1
122#define LIB_SPEC \
123 "%{!shared: %{p:-lgmon} %{pg:-lgmon} %{profile:-lgmon -lc_p} \
124 %{!profile:%{!ggdb:-lc} %{ggdb:-lg}}}"
125#else
126#define LIB_SPEC \
127 "%{shared: -lc} \
128 %{!shared: %{mieee-fp:-lieee} %{pthread:-lpthread} \
129 %{profile:-lc_p} %{!profile: -lc}}"
130#endif
131#else
132#define LIB_SPEC \
133 "%{!shared: \
134 %{mieee-fp:-lieee} %{p:-lgmon -lc_p} %{pg:-lgmon -lc_p} \
135 %{!p:%{!pg:%{!g*:-lc} %{g*:-lg}}}}"
136#endif
137
138/* Provide a LINK_SPEC appropriate for GNU/Linux. Here we provide support
139 for the special GCC options -static and -shared, which allow us to
140 link things in one of these three modes by applying the appropriate
141 combinations of options at link-time. We like to support here for
142 as many of the other GNU linker options as possible. But I don't
143 have the time to search for those flags. I am sure how to add
144 support for -soname shared_object_name. H.J.
145
146 I took out %{v:%{!V:-V}}. It is too much :-(. They can use
147 -Wl,-V.
148
149 When the -shared link option is used a final link is not being
150 done. */
151
152/* If ELF is the default format, we should not use /lib/elf. */
153
154#undef LINK_SPEC
155#ifdef USE_GNULIBC_1
156#ifndef LINUX_DEFAULT_ELF
157#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
158 %{!shared: \
159 %{!ibcs: \
160 %{!static: \
161 %{rdynamic:-export-dynamic} \
162 %{!dynamic-linker:-dynamic-linker /lib/elf/ld-linux.so.1} \
163 %{!rpath:-rpath /lib/elf/}} %{static:-static}}}"
164#else
165#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
166 %{!shared: \
167 %{!ibcs: \
168 %{!static: \
169 %{rdynamic:-export-dynamic} \
170 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.1}} \
171 %{static:-static}}}"
172#endif
173#else
174#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
175 %{!mno-relax:%{!r:-relax}} \
176 %{!shared: \
177 %{!ibcs: \
178 %{!static: \
179 %{rdynamic:-export-dynamic} \
180 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
181 %{static:-static}}}"
182#endif
183
184/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
185 It's safe to pass -s always, even if -g is not used. */
186#undef ASM_SPEC
187#define ASM_SPEC \
188 "%{V} %{v:%{!V:-V}} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s %{fpic:-K PIC} \
| 103
104#undef CPP_SUBTARGET_SPEC
105#ifdef USE_GNULIBC_1
106#define CPP_SUBTARGET_SPEC \
107"%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} \
108%{mlong-double-128:-D__LONG_DOUBLE_128__}"
109#else
110#define CPP_SUBTARGET_SPEC \
111"%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} \
112%{pthread:-D_REENTRANT} %{mlong-double-128:-D__LONG_DOUBLE_128__}"
113#endif
114
115#undef LIB_SPEC
116/* We no longer link with libc_p.a or libg.a by default. If you
117 want to profile or debug the GNU/Linux C library, please add
118 -lc_p or -ggdb to LDFLAGS at the link time, respectively. */
119#if 1
120#ifdef USE_GNULIBC_1
121#define LIB_SPEC \
122 "%{!shared: %{p:-lgmon} %{pg:-lgmon} %{profile:-lgmon -lc_p} \
123 %{!profile:%{!ggdb:-lc} %{ggdb:-lg}}}"
124#else
125#define LIB_SPEC \
126 "%{shared: -lc} \
127 %{!shared: %{mieee-fp:-lieee} %{pthread:-lpthread} \
128 %{profile:-lc_p} %{!profile: -lc}}"
129#endif
130#else
131#define LIB_SPEC \
132 "%{!shared: \
133 %{mieee-fp:-lieee} %{p:-lgmon -lc_p} %{pg:-lgmon -lc_p} \
134 %{!p:%{!pg:%{!g*:-lc} %{g*:-lg}}}}"
135#endif
136
137/* Provide a LINK_SPEC appropriate for GNU/Linux. Here we provide support
138 for the special GCC options -static and -shared, which allow us to
139 link things in one of these three modes by applying the appropriate
140 combinations of options at link-time. We like to support here for
141 as many of the other GNU linker options as possible. But I don't
142 have the time to search for those flags. I am sure how to add
143 support for -soname shared_object_name. H.J.
144
145 I took out %{v:%{!V:-V}}. It is too much :-(. They can use
146 -Wl,-V.
147
148 When the -shared link option is used a final link is not being
149 done. */
150
151/* If ELF is the default format, we should not use /lib/elf. */
152
153#undef LINK_SPEC
154#ifdef USE_GNULIBC_1
155#ifndef LINUX_DEFAULT_ELF
156#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
157 %{!shared: \
158 %{!ibcs: \
159 %{!static: \
160 %{rdynamic:-export-dynamic} \
161 %{!dynamic-linker:-dynamic-linker /lib/elf/ld-linux.so.1} \
162 %{!rpath:-rpath /lib/elf/}} %{static:-static}}}"
163#else
164#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
165 %{!shared: \
166 %{!ibcs: \
167 %{!static: \
168 %{rdynamic:-export-dynamic} \
169 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.1}} \
170 %{static:-static}}}"
171#endif
172#else
173#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
174 %{!mno-relax:%{!r:-relax}} \
175 %{!shared: \
176 %{!ibcs: \
177 %{!static: \
178 %{rdynamic:-export-dynamic} \
179 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
180 %{static:-static}}}"
181#endif
182
183/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
184 It's safe to pass -s always, even if -g is not used. */
185#undef ASM_SPEC
186#define ASM_SPEC \
187 "%{V} %{v:%{!V:-V}} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s %{fpic:-K PIC} \
|
189 %{fPIC:-K PIC} %(asm_relax)"
| 188 %{fPIC:-K PIC} %(asm_cpu) %(asm_relax)"
|
190
191/* Same as sparc.h */
192#undef DBX_REGISTER_NUMBER
193#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
194
195#undef ASM_OUTPUT_ALIGNED_LOCAL
196#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
197do { \
198 fputs ("\t.local\t", (FILE)); \
199 assemble_name ((FILE), (NAME)); \
200 putc ('\n', (FILE)); \
201 ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \
202} while (0)
203
204#undef COMMON_ASM_OP
205#define COMMON_ASM_OP "\t.common\t"
206
| 189
190/* Same as sparc.h */
191#undef DBX_REGISTER_NUMBER
192#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
193
194#undef ASM_OUTPUT_ALIGNED_LOCAL
195#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
196do { \
197 fputs ("\t.local\t", (FILE)); \
198 assemble_name ((FILE), (NAME)); \
199 putc ('\n', (FILE)); \
200 ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \
201} while (0)
202
203#undef COMMON_ASM_OP
204#define COMMON_ASM_OP "\t.common\t"
205
|
| 206#undef LOCAL_LABEL_PREFIX
207#define LOCAL_LABEL_PREFIX "."
208
|
207/* This is how to output a definition of an internal numbered label where
208 PREFIX is the class of label and NUM is the number within the class. */
209
210#undef ASM_OUTPUT_INTERNAL_LABEL
211#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
212 fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
213
214/* This is how to output a reference to an internal numbered label where
215 PREFIX is the class of label and NUM is the number within the class. */
216
217#undef ASM_OUTPUT_INTERNAL_LABELREF
218#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \
219 fprintf (FILE, ".L%s%d", PREFIX, NUM)
220
221/* This is how to store into the string LABEL
222 the symbol_ref name of an internal numbered label where
223 PREFIX is the class of label and NUM is the number within the class.
224 This is suitable for output with `assemble_name'. */
225
226#undef ASM_GENERATE_INTERNAL_LABEL
227#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
228 sprintf (LABEL, "*.L%s%ld", PREFIX, (long)(NUM))
229
230
231/* Define for support of TFmode long double and REAL_ARITHMETIC.
232 Sparc ABI says that long double is 4 words. */
233#define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
234
235/* Constant which presents upper bound of the above value. */
236#define MAX_LONG_DOUBLE_TYPE_SIZE 128
237
238/* Define this to set long double type size to use in libgcc2.c, which can
239 not depend on target_flags. */
240#ifdef __LONG_DOUBLE_128__
241#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
242#else
243#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
244#endif
245
246#if !defined(USE_GNULIBC_1) && defined(HAVE_LD_EH_FRAME_HDR)
247#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
248#endif
249
| 209/* This is how to output a definition of an internal numbered label where
210 PREFIX is the class of label and NUM is the number within the class. */
211
212#undef ASM_OUTPUT_INTERNAL_LABEL
213#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
214 fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
215
216/* This is how to output a reference to an internal numbered label where
217 PREFIX is the class of label and NUM is the number within the class. */
218
219#undef ASM_OUTPUT_INTERNAL_LABELREF
220#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \
221 fprintf (FILE, ".L%s%d", PREFIX, NUM)
222
223/* This is how to store into the string LABEL
224 the symbol_ref name of an internal numbered label where
225 PREFIX is the class of label and NUM is the number within the class.
226 This is suitable for output with `assemble_name'. */
227
228#undef ASM_GENERATE_INTERNAL_LABEL
229#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
230 sprintf (LABEL, "*.L%s%ld", PREFIX, (long)(NUM))
231
232
233/* Define for support of TFmode long double and REAL_ARITHMETIC.
234 Sparc ABI says that long double is 4 words. */
235#define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
236
237/* Constant which presents upper bound of the above value. */
238#define MAX_LONG_DOUBLE_TYPE_SIZE 128
239
240/* Define this to set long double type size to use in libgcc2.c, which can
241 not depend on target_flags. */
242#ifdef __LONG_DOUBLE_128__
243#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
244#else
245#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
246#endif
247
248#if !defined(USE_GNULIBC_1) && defined(HAVE_LD_EH_FRAME_HDR)
249#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
250#endif
251
|
| 252/* Don't be different from other Linux platforms in this regard. */
253#define HANDLE_PRAGMA_PACK_PUSH_POP
254
255/* We use GNU ld so undefine this so that attribute((init_priority)) works. */
256#undef CTORS_SECTION_ASM_OP
257#undef DTORS_SECTION_ASM_OP
258
259/* Do code reading to identify a signal frame, and set the frame
260 state data appropriately. See unwind-dw2.c for the structs. */
261
262#define MD_FALLBACK_FRAME_STATE_FOR(CONTEXT, FS, SUCCESS) \
263 do { \
264 unsigned int *pc_ = (CONTEXT)->ra; \
265 int new_cfa_, i_, oldstyle_; \
266 int regs_off_, fpu_save_off_; \
267 int fpu_save_, this_cfa_; \
268 \
269 if (pc_[1] != 0x91d02010) /* ta 0x10 */ \
270 break; \
271 if (pc_[0] == 0x821020d8) /* mov NR_sigreturn, %g1 */ \
272 oldstyle_ = 1; \
273 else if (pc_[0] == 0x82102065) /* mov NR_rt_sigreturn, %g1 */ \
274 oldstyle_ = 0; \
275 else \
276 break; \
277 if (oldstyle_) \
278 { \
279 regs_off_ = 96; \
280 fpu_save_off_ = regs_off_ + (4 * 4) + (16 * 4); \
281 } \
282 else \
283 { \
284 regs_off_ = 96 + 128; \
285 fpu_save_off_ = regs_off_ + (4 * 4) + (16 * 4) + (2 * 4); \
286 } \
287 this_cfa_ = (int) (CONTEXT)->cfa; \
288 new_cfa_ = *(int *)(((CONTEXT)->cfa) + (regs_off_+(4*4)+(14 * 4))); \
289 fpu_save_ = *(int *)((this_cfa_) + (fpu_save_off_)); \
290 (FS)->cfa_how = CFA_REG_OFFSET; \
291 (FS)->cfa_reg = 14; \
292 (FS)->cfa_offset = new_cfa_ - (int) (CONTEXT)->cfa; \
293 for (i_ = 1; i_ < 16; ++i_) \
294 { \
295 if (i_ == 14) \
296 continue; \
297 (FS)->regs.reg[i_].how = REG_SAVED_OFFSET; \
298 (FS)->regs.reg[i_].loc.offset = \
299 this_cfa_ + (regs_off_+(4 * 4)+(i_ * 4)) - new_cfa_; \
300 } \
301 for (i_ = 0; i_ < 16; ++i_) \
302 { \
303 (FS)->regs.reg[i_ + 16].how = REG_SAVED_OFFSET; \
304 (FS)->regs.reg[i_ + 16].loc.offset = \
305 this_cfa_ + (i_ * 4) - new_cfa_; \
306 } \
307 if (fpu_save_) \
308 { \
309 for (i_ = 0; i_ < 32; ++i_) \
310 { \
311 (FS)->regs.reg[i_ + 32].how = REG_SAVED_OFFSET; \
312 (FS)->regs.reg[i_ + 32].loc.offset = \
313 (fpu_save_ + (i_ * 4)) - new_cfa_; \
314 } \
315 } \
316 /* Stick return address into %g0, same trick Alpha uses. */ \
317 (FS)->regs.reg[0].how = REG_SAVED_OFFSET; \
318 (FS)->regs.reg[0].loc.offset = this_cfa_+(regs_off_+4)-new_cfa_; \
319 (FS)->retaddr_column = 0; \
320 goto SUCCESS; \
321 } while (0)
|
| |