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Make signal queues per thread.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4635 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2008-05-31 16:11:38 +00:00
parent afd7cd92e8
commit 624f797905
4 changed files with 204 additions and 173 deletions
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88
linux-user/main.c
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@ -230,7 +230,7 @@ void cpu_loop(CPUX86State *env)
info.si_errno = 0;
info.si_code = TARGET_SI_KERNEL;
info._sifields._sigfault._addr = 0;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case EXCP0D_GPF:
/* XXX: potential problem if ABI32 */
@ -244,7 +244,7 @@ void cpu_loop(CPUX86State *env)
info.si_errno = 0;
info.si_code = TARGET_SI_KERNEL;
info._sifields._sigfault._addr = 0;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP0E_PAGE:
@ -255,7 +255,7 @@ void cpu_loop(CPUX86State *env)
else
info.si_code = TARGET_SEGV_ACCERR;
info._sifields._sigfault._addr = env->cr[2];
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case EXCP00_DIVZ:
#ifndef TARGET_X86_64
@ -269,7 +269,7 @@ void cpu_loop(CPUX86State *env)
info.si_errno = 0;
info.si_code = TARGET_FPE_INTDIV;
info._sifields._sigfault._addr = env->eip;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP01_SSTP:
@ -289,7 +289,7 @@ void cpu_loop(CPUX86State *env)
info.si_code = TARGET_SI_KERNEL;
info._sifields._sigfault._addr = 0;
}
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP04_INTO:
@ -304,7 +304,7 @@ void cpu_loop(CPUX86State *env)
info.si_errno = 0;
info.si_code = TARGET_SI_KERNEL;
info._sifields._sigfault._addr = 0;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP06_ILLOP:
@ -312,7 +312,7 @@ void cpu_loop(CPUX86State *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_ILLOPN;
info._sifields._sigfault._addr = env->eip;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
@ -327,7 +327,7 @@ void cpu_loop(CPUX86State *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -441,7 +441,7 @@ void cpu_loop(CPUARMState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_ILLOPN;
info._sifields._sigfault._addr = env->regs[15];
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
} else if (rc < 0) { /* FP exception */
int arm_fpe=0;
@ -472,7 +472,7 @@ void cpu_loop(CPUARMState *env)
if (arm_fpe & BIT_IOC) info.si_code = TARGET_FPE_FLTINV;
info._sifields._sigfault._addr = env->regs[15];
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
} else {
env->regs[15] += 4;
}
@ -584,7 +584,7 @@ void cpu_loop(CPUARMState *env)
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = addr;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP_DEBUG:
@ -597,7 +597,7 @@ void cpu_loop(CPUARMState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -780,7 +780,7 @@ void cpu_loop (CPUSPARCState *env)
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->mmuregs[4];
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
#else
@ -801,7 +801,7 @@ void cpu_loop (CPUSPARCState *env)
info._sifields._sigfault._addr = env->dmmuregs[4];
else
info._sifields._sigfault._addr = env->tsptr->tpc;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
#ifndef TARGET_ABI32
@ -828,7 +828,7 @@ void cpu_loop (CPUSPARCState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -949,7 +949,7 @@ void cpu_loop(CPUPPCState *env)
break;
}
info._sifields._sigfault._addr = env->nip;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_ISI: /* Instruction storage exception */
EXCP_DUMP(env, "Invalid instruction fetch: 0x\n" ADDRX "\n",
@ -977,7 +977,7 @@ void cpu_loop(CPUPPCState *env)
break;
}
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_EXTERNAL: /* External input */
cpu_abort(env, "External interrupt while in user mode. "
@ -990,7 +990,7 @@ void cpu_loop(CPUPPCState *env)
info.si_errno = 0;
info.si_code = TARGET_BUS_ADRALN;
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_PROGRAM: /* Program exception */
/* XXX: check this */
@ -1083,7 +1083,7 @@ void cpu_loop(CPUPPCState *env)
break;
}
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */
EXCP_DUMP(env, "No floating point allowed\n");
@ -1091,7 +1091,7 @@ void cpu_loop(CPUPPCState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_COPROC;
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_SYSCALL: /* System call exception */
cpu_abort(env, "Syscall exception while in user mode. "
@ -1103,7 +1103,7 @@ void cpu_loop(CPUPPCState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_COPROC;
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_DECR: /* Decrementer exception */
cpu_abort(env, "Decrementer interrupt while in user mode. "
@ -1135,7 +1135,7 @@ void cpu_loop(CPUPPCState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -1145,7 +1145,7 @@ void cpu_loop(CPUPPCState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_COPROC;
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_EFPDI: /* Embedded floating-point data IRQ */
cpu_abort(env, "Embedded floating-point data IRQ not handled\n");
@ -1209,7 +1209,7 @@ void cpu_loop(CPUPPCState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_COPROC;
info._sifields._sigfault._addr = env->nip - 4;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case POWERPC_EXCP_PIT: /* Programmable interval timer IRQ */
cpu_abort(env, "Programable interval timer interrupt "
@ -1685,7 +1685,7 @@ void cpu_loop(CPUMIPSState *env)
info.si_signo = TARGET_SIGILL;
info.si_errno = 0;
info.si_code = 0;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
@ -1700,7 +1700,7 @@ void cpu_loop(CPUMIPSState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -1751,7 +1751,7 @@ void cpu_loop (CPUState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -1761,7 +1761,7 @@ void cpu_loop (CPUState *env)
info.si_errno = 0;
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->tea;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
default:
@ -1790,7 +1790,7 @@ void cpu_loop (CPUState *env)
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->pregs[PR_EDA];
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP_INTERRUPT:
@ -1818,7 +1818,7 @@ void cpu_loop (CPUState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -1869,7 +1869,7 @@ void cpu_loop(CPUM68KState *env)
info.si_errno = 0;
info.si_code = TARGET_ILL_ILLOPN;
info._sifields._sigfault._addr = env->pc;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
break;
case EXCP_TRAP0:
{
@ -1896,7 +1896,7 @@ void cpu_loop(CPUM68KState *env)
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->mmu.ar;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP_DEBUG:
@ -1909,7 +1909,7 @@ void cpu_loop(CPUM68KState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -2000,7 +2000,7 @@ void cpu_loop (CPUState *env)
info.si_signo = sig;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
queue_signal(info.si_signo, &info);
queue_signal(env, info.si_signo, &info);
}
}
break;
@ -2047,9 +2047,19 @@ void usage(void)
/* XXX: currently only used for async signals (see signal.c) */
CPUState *global_env;
/* used to free thread contexts */
TaskState *first_task_state;
void init_task_state(TaskState *ts)
{
int i;
memset(ts, 0, sizeof(TaskState));
ts->used = 1;
ts->first_free = ts->sigqueue_table;
for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) {
ts->sigqueue_table[i].next = &ts->sigqueue_table[i + 1];
}
ts->sigqueue_table[i].next = NULL;
}
int main(int argc, char **argv)
{
const char *filename;
@ -2246,9 +2256,9 @@ int main(int argc, char **argv)
/* build Task State */
memset(ts, 0, sizeof(TaskState));
env->opaque = ts;
ts->used = 1;
init_task_state(ts);
ts->info = info;
env->opaque = ts;
env->user_mode_only = 1;
#if defined(TARGET_I386)