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authorPeter Maydell <peter.maydell@linaro.org>2014-03-02 19:36:38 +0000
committerRiku Voipio <riku.voipio@linaro.org>2014-03-03 23:03:00 +0200
commit4cf2348026002d64556f89d0971c663311be2525 (patch)
tree6075aef45348abe584495c276a5ed016eb665e18 /linux-user
parentd844a7b6569fb2b5252773444b18841426e5b906 (diff)
downloadqemu-arm-4cf2348026002d64556f89d0971c663311be2525.tar.gz
linux-user/signal.c: Fix AArch64 big-endian FP register restore
Fix the loop restoring the FP registers from the signal frame to match the one used when setting up the signal frame, so that it handles TARGET_WORDS_BIGENDIAN being set. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Riku Voipio <riku.voipio@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/signal.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 04638e2ead..29734b2c52 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -1233,8 +1233,14 @@ static int target_restore_sigframe(CPUARMState *env,
return 1;
}
- for (i = 0; i < 32 * 2; i++) {
- __get_user(env->vfp.regs[i], &aux->fpsimd.vregs[i]);
+ for (i = 0; i < 32; i++) {
+#ifdef TARGET_WORDS_BIGENDIAN
+ __get_user(env->vfp.regs[i * 2], &aux->fpsimd.vregs[i * 2 + 1]);
+ __get_user(env->vfp.regs[i * 2 + 1], &aux->fpsimd.vregs[i * 2]);
+#else
+ __get_user(env->vfp.regs[i * 2], &aux->fpsimd.vregs[i * 2]);
+ __get_user(env->vfp.regs[i * 2 + 1], &aux->fpsimd.vregs[i * 2 + 1]);
+#endif
}
__get_user(fpsr, &aux->fpsimd.fpsr);
vfp_set_fpsr(env, fpsr);