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[Qemu-devel] [PULL 23/52] linux-user: AArch64: Use correct values for FP
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PULL 23/52] linux-user: AArch64: Use correct values for FPSR/FPCR in sigcontext |
Date: |
Mon, 6 Jan 2014 11:30:28 +0000 |
From: Will Newton <address@hidden>
Use the helpers provided for getting the correct FPSR and FPCR
values for the signal context.
Signed-off-by: Will Newton <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
linux-user/signal.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 4e7148a..6c74b18 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -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;
}
--
1.8.5
- [Qemu-devel] [PULL 04/52] target-arm: A64: add support for ld/st with index, (continued)
- [Qemu-devel] [PULL 04/52] target-arm: A64: add support for ld/st with index, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 09/52] target-arm: A64: Add decoder skeleton for FP instructions, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 22/52] linux-user: AArch64: define TARGET_CLONE_BACKWARDS, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 13/52] target-arm: Remove ARMCPU/CPUARMState from cpregs APIs used by decoder, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 01/52] target-arm: A64: add support for ld/st pair, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 14/52] target-arm: A64: Implement MRS/MSR/SYS/SYSL, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 02/52] target-arm: A64: add support for ld/st unsigned imm, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 11/52] target-arm: Pull "add one cpreg to hashtable" into its own function, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 06/52] target-arm: A64: add support for move wide instructions, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 05/52] target-arm: A64: add support for add, addi, sub, subi, Peter Maydell, 2014/01/06
- [Qemu-devel] [PULL 23/52] linux-user: AArch64: Use correct values for FPSR/FPCR in sigcontext,
Peter Maydell <=
- [Qemu-devel] [PULL 12/52] target-arm: Update generic cpreg code for AArch64, Peter Maydell, 2014/01/06
- Re: [Qemu-devel] [PULL 00/52] target-arm queue, Peter Maydell, 2014/01/07