From: bellard <bellard>
Date: Tue, 16 Jan 2007 19:28:58 +0000 (+0000)
Subject: fixed movd mmx/sse insn
X-Git-Tag: release_0_9_1~1574
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=407cf02ea916146f958dec06d5a31e3972b75545;p=qemu-xen-4.0-testing.git

fixed movd mmx/sse insn
---

diff --git a/target-i386/ops_sse.h b/target-i386/ops_sse.h
index cdc38012..df1527c5 100644
--- a/target-i386/ops_sse.h
+++ b/target-i386/ops_sse.h
@@ -558,6 +558,25 @@ void OPPROTO glue(op_movl_T0_mm, SUFFIX) (void)
     T0 = s->L(0);
 }
 
+#ifdef TARGET_X86_64
+void OPPROTO glue(op_movq_mm_T0, SUFFIX) (void)
+{
+    Reg *d;
+    d = (Reg *)((char *)env + PARAM1);
+    d->Q(0) = T0;
+#if SHIFT == 1
+    d->Q(1) = 0;
+#endif
+}
+
+void OPPROTO glue(op_movq_T0_mm, SUFFIX) (void)
+{
+    Reg *s;
+    s = (Reg *)((char *)env + PARAM1);
+    T0 = s->Q(0);
+}
+#endif
+
 #if SHIFT == 0
 void OPPROTO glue(op_pshufw, SUFFIX) (void)
 {
diff --git a/target-i386/translate.c b/target-i386/translate.c
index ad18af97..735acb0e 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -2621,12 +2621,28 @@ static void gen_sse(DisasContext *s, int b, target_ulong pc_start, int rex_r)
             gen_sto_env_A0[s->mem_index >> 2](offsetof(CPUX86State,xmm_regs[reg]));
             break;
         case 0x6e: /* movd mm, ea */
-            gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0);
-            gen_op_movl_mm_T0_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
+#ifdef TARGET_X86_64
+            if (s->dflag == 2) {
+                gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0);
+                gen_op_movq_mm_T0_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
+            } else 
+#endif
+            {
+                gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0);
+                gen_op_movl_mm_T0_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
+            }
             break;
         case 0x16e: /* movd xmm, ea */
-            gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0);
-            gen_op_movl_mm_T0_xmm(offsetof(CPUX86State,xmm_regs[reg]));
+#ifdef TARGET_X86_64
+            if (s->dflag == 2) {
+                gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0);
+                gen_op_movq_mm_T0_xmm(offsetof(CPUX86State,xmm_regs[reg]));
+            } else 
+#endif
+            {
+                gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0);
+                gen_op_movl_mm_T0_xmm(offsetof(CPUX86State,xmm_regs[reg]));
+            }
             break;
         case 0x6f: /* movq mm, ea */
             if (mod != 3) {
@@ -2750,12 +2766,28 @@ static void gen_sse(DisasContext *s, int b, target_ulong pc_start, int rex_r)
                         offsetof(CPUX86State,xmm_regs[reg].XMM_L(3)));
             break;
         case 0x7e: /* movd ea, mm */
-            gen_op_movl_T0_mm_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
-            gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1);
+#ifdef TARGET_X86_64
+            if (s->dflag == 2) {
+                gen_op_movq_T0_mm_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
+                gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1);
+            } else 
+#endif
+            {
+                gen_op_movl_T0_mm_mmx(offsetof(CPUX86State,fpregs[reg].mmx));
+                gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1);
+            }
             break;
         case 0x17e: /* movd ea, xmm */
-            gen_op_movl_T0_mm_xmm(offsetof(CPUX86State,xmm_regs[reg]));
-            gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1);
+#ifdef TARGET_X86_64
+            if (s->dflag == 2) {
+                gen_op_movq_T0_mm_xmm(offsetof(CPUX86State,xmm_regs[reg]));
+                gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1);
+            } else 
+#endif
+            {
+                gen_op_movl_T0_mm_xmm(offsetof(CPUX86State,xmm_regs[reg]));
+                gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1);
+            }
             break;
         case 0x27e: /* movq xmm, ea */
             if (mod != 3) {