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linux-user: AArch64: Use correct values for FPSR/FPCR in sigcontext 

Use the helpers provided for getting the correct FPSR and FPCR
values for the signal context.

Signed-off-by: Will Newton <will.newton@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Will Newton 2014-01-04 22:15:48 +00:00 committed by Peter Maydell
parent 1b69f006bf
commit e0ee138bf2
1 changed files with 7 additions and 3 deletions
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10
linux-user/signal.c
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@ -1189,8 +1189,8 @@ static int target_setup_sigframe(struct target_rt_sigframe *sf,
__put_user(env->vfp.regs[i * 2 + 1], &aux->fpsimd.vregs[i * 2 + 1]);
#endif
}
__put_user(/*env->fpsr*/0, &aux->fpsimd.fpsr);
__put_user(/*env->fpcr*/0, &aux->fpsimd.fpcr);
__put_user(vfp_get_fpsr(env), &aux->fpsimd.fpsr);
__put_user(vfp_get_fpcr(env), &aux->fpsimd.fpcr);
__put_user(TARGET_FPSIMD_MAGIC, &aux->fpsimd.head.magic);
__put_user(sizeof(struct target_fpsimd_context),
&aux->fpsimd.head.size);
@ -1209,7 +1209,7 @@ static int target_restore_sigframe(CPUARMState *env,
int i;
struct target_aux_context *aux =
(struct target_aux_context *)sf->uc.tuc_mcontext.__reserved;
uint32_t magic, size;
uint32_t magic, size, fpsr, fpcr;
uint64_t pstate;
target_to_host_sigset(&set, &sf->uc.tuc_sigmask);
@ -1235,6 +1235,10 @@ static int target_restore_sigframe(CPUARMState *env,
for (i = 0; i < 32 * 2; i++) {
__get_user(env->vfp.regs[i], &aux->fpsimd.vregs[i]);
}
__get_user(fpsr, &aux->fpsimd.fpsr);
vfp_set_fpsr(env, fpsr);
__get_user(fpcr, &aux->fpsimd.fpcr);
vfp_set_fpcr(env, fpcr);
return 0;
}