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ARM system emulation (Paul Brook)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1661 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
2005-11-26 10:38:39 +00:00
parent 0e43e99c04
commit b5ff1b3127
20 changed files with 2539 additions and 248 deletions
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10
linux-user/signal.c
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@@ -1003,7 +1003,7 @@ setup_sigcontext(struct target_sigcontext *sc, /*struct _fpstate *fpstate,*/
__put_user_error(env->regs[14], &sc->arm_lr, err);
__put_user_error(env->regs[15], &sc->arm_pc, err);
#ifdef TARGET_CONFIG_CPU_32
__put_user_error(env->cpsr, &sc->arm_cpsr, err);
__put_user_error(cpsr_read(env), &sc->arm_cpsr, err);
#endif
__put_user_error(/* current->thread.trap_no */ 0, &sc->trap_no, err);
@@ -1040,9 +1040,9 @@ setup_return(CPUState *env, struct emulated_sigaction *ka,
target_ulong retcode;
int thumb = 0;
#if defined(TARGET_CONFIG_CPU_32)
#if 0
target_ulong cpsr = env->cpsr;
#if 0
/*
* Maybe we need to deliver a 32-bit signal to a 26-bit task.
*/
@@ -1088,8 +1088,10 @@ setup_return(CPUState *env, struct emulated_sigaction *ka,
env->regs[14] = retcode;
env->regs[15] = handler & (thumb ? ~1 : ~3);
#if 0
#ifdef TARGET_CONFIG_CPU_32
env->cpsr = cpsr;
#endif
#endif
return 0;
@@ -1157,6 +1159,7 @@ static int
restore_sigcontext(CPUState *env, struct target_sigcontext *sc)
{
int err = 0;
uint32_t cpsr;
__get_user_error(env->regs[0], &sc->arm_r0, err);
__get_user_error(env->regs[1], &sc->arm_r1, err);
@@ -1175,7 +1178,8 @@ restore_sigcontext(CPUState *env, struct target_sigcontext *sc)
__get_user_error(env->regs[14], &sc->arm_lr, err);
__get_user_error(env->regs[15], &sc->arm_pc, err);
#ifdef TARGET_CONFIG_CPU_32
__get_user_error(env->cpsr, &sc->arm_cpsr, err);
__get_user_error(cpsr, &sc->arm_cpsr, err);
cpsr_write(env, cpsr, 0xffffffff);
#endif
err |= !valid_user_regs(env);