Commit b453b70bd8e61c4ab4bba48a32ae99c0aa758c79

Authored by bellard
1 parent 0ac4bd56

sparc fixes


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@490 c046a42c-6fe2-441c-8c8c-71466251a162
Showing 1 changed file with 8 additions and 8 deletions
cpu-exec.c
... ... @@ -250,11 +250,7 @@ int cpu_exec(CPUState *env1)
250 250 pc = (uint8_t *)env->regs[15];
251 251 #elif defined(TARGET_SPARC)
252 252 flags = 0;
253   - cs_base = 0;
254   - if (env->npc) {
255   - env->pc = env->npc;
256   - env->npc = 0;
257   - }
  253 + cs_base = env->npc;
258 254 pc = (uint8_t *) env->pc;
259 255 #elif defined(TARGET_PPC)
260 256 flags = 0;
... ... @@ -271,7 +267,7 @@ int cpu_exec(CPUState *env1)
271 267 tb = tb_alloc((unsigned long)pc);
272 268 if (!tb) {
273 269 /* flush must be done */
274   - tb_flush();
  270 + tb_flush(env);
275 271 /* cannot fail at this point */
276 272 tb = tb_alloc((unsigned long)pc);
277 273 /* don't forget to invalidate previous TB info */
... ... @@ -410,7 +406,7 @@ void cpu_x86_load_seg(CPUX86State *s, int seg_reg, int selector)
410 406 cpu_x86_load_seg_cache(env, seg_reg, selector,
411 407 (uint8_t *)(selector << 4), 0xffff, 0);
412 408 } else {
413   - load_seg(seg_reg, selector, 0);
  409 + load_seg(seg_reg, selector);
414 410 }
415 411 env = saved_env;
416 412 }
... ... @@ -519,7 +515,11 @@ static inline int handle_cpu_signal(unsigned long pc, unsigned long address,
519 515 static inline int handle_cpu_signal(unsigned long pc, unsigned long address,
520 516 int is_write, sigset_t *old_set)
521 517 {
522   - return 0;
  518 + /* XXX: locking issue */
  519 + if (is_write && page_unprotect(address)) {
  520 + return 1;
  521 + }
  522 + return 0;
523 523 }
524 524 #elif defined (TARGET_PPC)
525 525 static inline int handle_cpu_signal(unsigned long pc, unsigned long address,
... ...