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[Qemu-devel] [PATCH 1/4] target-i386: fix movntsd on big-endian hosts
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 1/4] target-i386: fix movntsd on big-endian hosts |
Date: |
Wed, 7 Jan 2015 18:39:12 +0100 |
This was accessing an XMM register's low half without going through XMM_Q.
Cc: address@hidden
Signed-off-by: Paolo Bonzini <address@hidden>
---
target-i386/translate.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/target-i386/translate.c b/target-i386/translate.c
index ebdc350..5af4300 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -3074,7 +3074,8 @@ static void gen_sse(CPUX86State *env, DisasContext *s,
int b,
goto illegal_op;
gen_lea_modrm(env, s, modrm);
if (b1 & 1) {
- gen_stq_env_A0(s, offsetof(CPUX86State, xmm_regs[reg]));
+ gen_stq_env_A0(s, offsetof(CPUX86State,
+ xmm_regs[reg].XMM_Q(0)));
} else {
tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,
xmm_regs[reg].XMM_L(0)));
--
1.8.3.1
[Qemu-devel] [PATCH 4/4] target-i386: make xmm_regs 512-bit wide, Paolo Bonzini, 2015/01/07
[Qemu-devel] [PATCH 2/4] target-i386: do not memcpy in and out of xmm_regs, Paolo Bonzini, 2015/01/07