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/cvs/libcoro/coro.c
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Comparing libcoro/coro.c (file contents):
Revision 1.45 by root, Tue Jun 23 00:56:14 2009 UTC vs.
Revision 1.51 by root, Fri Apr 2 19:18:01 2010 UTC

1/* 1/*
2 * Copyright (c) 2001-2008 Marc Alexander Lehmann <schmorp@schmorp.de> 2 * Copyright (c) 2001-2009 Marc Alexander Lehmann <schmorp@schmorp.de>
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without modifica- 4 * Redistribution and use in source and binary forms, with or without modifica-
5 * tion, are permitted provided that the following conditions are met: 5 * tion, are permitted provided that the following conditions are met:
6 * 6 *
7 * 1. Redistributions of source code must retain the above copyright notice, 7 * 1. Redistributions of source code must retain the above copyright notice,
… …
123 "\tpush %rbx\n" 123 "\tpush %rbx\n"
124 "\tpush %r12\n" 124 "\tpush %r12\n"
125 "\tpush %r13\n" 125 "\tpush %r13\n"
126 "\tpush %r14\n" 126 "\tpush %r14\n"
127 "\tpush %r15\n" 127 "\tpush %r15\n"
128 #if CORO_WIN_TIB
129 "\tpush %fs:0x0\n"
130 "\tpush %fs:0x8\n"
131 "\tpush %fs:0xc\n"
132 #endif
128 "\tmov %rsp, (%rdi)\n" 133 "\tmov %rsp, (%rdi)\n"
129 "\tmov (%rsi), %rsp\n" 134 "\tmov (%rsi), %rsp\n"
135 #if CORO_WIN_TIB
136 "\tpop %fs:0xc\n"
137 "\tpop %fs:0x8\n"
138 "\tpop %fs:0x0\n"
139 #endif
130 "\tpop %r15\n" 140 "\tpop %r15\n"
131 "\tpop %r14\n" 141 "\tpop %r14\n"
132 "\tpop %r13\n" 142 "\tpop %r13\n"
133 "\tpop %r12\n" 143 "\tpop %r12\n"
134 "\tpop %rbx\n" 144 "\tpop %rbx\n"
… …
137 #define NUM_SAVED 4 147 #define NUM_SAVED 4
138 "\tpush %ebp\n" 148 "\tpush %ebp\n"
139 "\tpush %ebx\n" 149 "\tpush %ebx\n"
140 "\tpush %esi\n" 150 "\tpush %esi\n"
141 "\tpush %edi\n" 151 "\tpush %edi\n"
152 #if CORO_WIN_TIB
153 "\tpush %fs:0\n"
154 "\tpush %fs:4\n"
155 "\tpush %fs:8\n"
156 #endif
142 "\tmov %esp, (%eax)\n" 157 "\tmov %esp, (%eax)\n"
143 "\tmov (%edx), %esp\n" 158 "\tmov (%edx), %esp\n"
159 #if CORO_WIN_TIB
160 "\tpop %fs:8\n"
161 "\tpop %fs:4\n"
162 "\tpop %fs:0\n"
163 #endif
144 "\tpop %edi\n" 164 "\tpop %edi\n"
145 "\tpop %esi\n" 165 "\tpop %esi\n"
146 "\tpop %ebx\n" 166 "\tpop %ebx\n"
147 "\tpop %ebp\n" 167 "\tpop %ebp\n"
148 #else 168 #else
… …
223 sigprocmask (SIG_SETMASK, &osig, 0); 243 sigprocmask (SIG_SETMASK, &osig, 0);
224 244
225# elif CORO_LOSER 245# elif CORO_LOSER
226 246
227 coro_setjmp (ctx->env); 247 coro_setjmp (ctx->env);
228 #if __CYGWIN__ 248 #if __CYGWIN__ && __i386
249 ctx->env[8] = (long) coro_init;
229 ctx->env[7] = (long)((char *)sptr + ssize) - sizeof (long); 250 ctx->env[7] = (long) ((char *)sptr + ssize) - sizeof (long);
230 ctx->env[8] = (long)coro_init; 251 #elif __CYGWIN__ && __x86_64
252 ctx->env[7] = (long) coro_init;
253 ctx->env[6] = (long) ((char *)sptr + ssize) - sizeof (long);
231 #elif defined(__MINGW32__) 254 #elif defined(__MINGW32__)
255 ctx->env[5] = (long) coro_init;
232 ctx->env[4] = (long)((char *)sptr + ssize) - sizeof (long); 256 ctx->env[4] = (long) ((char *)sptr + ssize) - sizeof (long);
233 ctx->env[5] = (long)coro_init;
234 #elif defined(_M_IX86) 257 #elif defined(_M_IX86)
235 ((_JUMP_BUFFER *)&ctx->env)->Eip = (long)coro_init; 258 ((_JUMP_BUFFER *)&ctx->env)->Eip = (long) coro_init;
236 ((_JUMP_BUFFER *)&ctx->env)->Esp = (long)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long); 259 ((_JUMP_BUFFER *)&ctx->env)->Esp = (long) STACK_ADJUST_PTR (sptr, ssize) - sizeof (long);
237 #elif defined(_M_AMD64) 260 #elif defined(_M_AMD64)
238 ((_JUMP_BUFFER *)&ctx->env)->Rip = (__int64)coro_init; 261 ((_JUMP_BUFFER *)&ctx->env)->Rip = (__int64) coro_init;
239 ((_JUMP_BUFFER *)&ctx->env)->Rsp = (__int64)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long); 262 ((_JUMP_BUFFER *)&ctx->env)->Rsp = (__int64) STACK_ADJUST_PTR (sptr, ssize) - sizeof (__int64);
240 #elif defined(_M_IA64) 263 #elif defined(_M_IA64)
241 ((_JUMP_BUFFER *)&ctx->env)->StIIP = (__int64)coro_init; 264 ((_JUMP_BUFFER *)&ctx->env)->StIIP = (__int64) coro_init;
242 ((_JUMP_BUFFER *)&ctx->env)->IntSp = (__int64)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long); 265 ((_JUMP_BUFFER *)&ctx->env)->IntSp = (__int64) STACK_ADJUST_PTR (sptr, ssize) - sizeof (__int64);
243 #else 266 #else
244 #error "microsoft libc or architecture not supported" 267 #error "microsoft libc or architecture not supported"
245 #endif 268 #endif
246 269
247# elif CORO_LINUX 270# elif CORO_LINUX
248 271
249 coro_setjmp (ctx->env); 272 coro_setjmp (ctx->env);
250 #if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 0 && defined (JB_PC) && defined (JB_SP) 273 #if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 0 && defined (JB_PC) && defined (JB_SP)
251 ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init; 274 ctx->env[0].__jmpbuf[JB_PC] = (long) coro_init;
252 ctx->env[0].__jmpbuf[JB_SP] = (long)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long); 275 ctx->env[0].__jmpbuf[JB_SP] = (long) STACK_ADJUST_PTR (sptr, ssize) - sizeof (long);
253 #elif __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 0 && defined (__mc68000__) 276 #elif __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 0 && defined (__mc68000__)
254 ctx->env[0].__jmpbuf[0].__aregs[0] = (long int)coro_init; 277 ctx->env[0].__jmpbuf[0].__aregs[0] = (long int)coro_init;
255 ctx->env[0].__jmpbuf[0].__sp = (int *)((char *)sptr + ssize) - sizeof (long); 278 ctx->env[0].__jmpbuf[0].__sp = (int *) ((char *)sptr + ssize) - sizeof (long);
256 #elif defined (__GNU_LIBRARY__) && defined (__i386__) 279 #elif defined (__GNU_LIBRARY__) && defined (__i386__)
257 ctx->env[0].__jmpbuf[0].__pc = (char *)coro_init; 280 ctx->env[0].__jmpbuf[0].__pc = (char *) coro_init;
258 ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize) - sizeof (long); 281 ctx->env[0].__jmpbuf[0].__sp = (void *) ((char *)sptr + ssize) - sizeof (long);
259 #elif defined (__GNU_LIBRARY__) && defined (__amd64__) 282 #elif defined (__GNU_LIBRARY__) && defined (__amd64__)
260 ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init; 283 ctx->env[0].__jmpbuf[JB_PC] = (long) coro_init;
261 ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize) - sizeof (long); 284 ctx->env[0].__jmpbuf[0].__sp = (void *) ((char *)sptr + ssize) - sizeof (long);
262 #else 285 #else
263 #error "linux libc or architecture not supported" 286 #error "linux libc or architecture not supported"
264 #endif 287 #endif
265 288
266# elif CORO_IRIX 289# elif CORO_IRIX
267 290
268 coro_setjmp (ctx->env, 0); 291 coro_setjmp (ctx->env, 0);
269 ctx->env[JB_PC] = (__uint64_t)coro_init; 292 ctx->env[JB_PC] = (__uint64_t)coro_init;
270 ctx->env[JB_SP] = (__uint64_t)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long); 293 ctx->env[JB_SP] = (__uint64_t)STACK_ADJUST_PTR (sptr, ssize) - sizeof (long);
271 294
272# elif CORO_ASM 295# elif CORO_ASM
273 296
274 ctx->sp = (void **)(ssize + (char *)sptr); 297 ctx->sp = (void **)(ssize + (char *)sptr);
275 *--ctx->sp = (void *)abort; /* needed for alignment only */ 298 *--ctx->sp = (void *)abort; /* needed for alignment only */
276 *--ctx->sp = (void *)coro_init; 299 *--ctx->sp = (void *)coro_init;
300
301 #if CORO_WIN_TIB
302 *--ctx->sp = 0; /* ExceptionList */
303 *--ctx->sp = (char *)sptr + ssize; /* StackBase */
304 *--ctx->sp = sptr; /* StackLimit */
305 #endif
306
277 ctx->sp -= NUM_SAVED; 307 ctx->sp -= NUM_SAVED;
278 308
279# elif CORO_UCONTEXT 309# elif CORO_UCONTEXT
280 310
281 getcontext (&(ctx->uc)); 311 getcontext (&(ctx->uc));

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