Changeset 105228 in vbox

Timestamp:

Jul 9, 2024 10:20:02 AM (5 months ago)

Author:

vboxsync

Message:

VMM/IEM: Implement vdiv{ps,pd,ss,sd} instruction emulations, bugref:9898

Location:

trunk/src/VBox/VMM

Files:

• VMMAll/IEMAllAImplC.cpp (modified) (7 diffs)
• VMMAll/IEMAllInstVexMap1.cpp.h (modified) (1 diff)
• include/IEMInternal.h (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/IEMAllAImplC.cpp

@@ -16477 +16477 @@
 
 /**
- * DIVPS
- */
-#ifdef IEM_WITHOUT_ASSEMBLY
+ * [V]DIVPS
+ */
 static uint32_t iemAImpl_divps_u128_worker(PRTFLOAT32U pr32Res, uint32_t fMxcsr, PCRTFLOAT32U pr32Val1, PCRTFLOAT32U pr32Val2)
 {
@@ -16514 +16513 @@
 
 
+#ifdef IEM_WITHOUT_ASSEMBLY
 IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_divps_u128,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
 {
@@ -16524 +16524 @@
 
 
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivps_u128_fallback,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
+{
+    return   iemAImpl_divps_u128_worker(&pResult->ar32[0], uMxCsrIn, &puSrc1->ar32[0], &puSrc2->ar32[0])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[1], uMxCsrIn, &puSrc1->ar32[1], &puSrc2->ar32[1])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[2], uMxCsrIn, &puSrc1->ar32[2], &puSrc2->ar32[2])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[3], uMxCsrIn, &puSrc1->ar32[3], &puSrc2->ar32[3]);
+}
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivps_u256_fallback,(uint32_t uMxCsrIn, PX86YMMREG pResult, PCX86YMMREG puSrc1, PCX86YMMREG puSrc2))
+{
+    return   iemAImpl_divps_u128_worker(&pResult->ar32[0], uMxCsrIn, &puSrc1->ar32[0], &puSrc2->ar32[0])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[1], uMxCsrIn, &puSrc1->ar32[1], &puSrc2->ar32[1])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[2], uMxCsrIn, &puSrc1->ar32[2], &puSrc2->ar32[2])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[3], uMxCsrIn, &puSrc1->ar32[3], &puSrc2->ar32[3])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[4], uMxCsrIn, &puSrc1->ar32[4], &puSrc2->ar32[4])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[5], uMxCsrIn, &puSrc1->ar32[5], &puSrc2->ar32[5])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[6], uMxCsrIn, &puSrc1->ar32[6], &puSrc2->ar32[6])
+           | iemAImpl_divps_u128_worker(&pResult->ar32[7], uMxCsrIn, &puSrc1->ar32[7], &puSrc2->ar32[7]);
+}
+
+
 /**
- * DIVSS
+ * [V]DIVSS
  */
 #ifdef IEM_WITHOUT_ASSEMBLY
@@ -16538 +16560 @@
 
 
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivss_u128_r32_fallback,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCRTFLOAT32U pr32Src2))
+{
+    pResult->ar32[1] = puSrc1->ar32[1];
+    pResult->ar32[2] = puSrc1->ar32[2];
+    pResult->ar32[3] = puSrc1->ar32[3];
+    return iemAImpl_divps_u128_worker(&pResult->ar32[0], uMxCsrIn, &puSrc1->ar32[0], pr32Src2);
+}
+
+
 /**
  * DIVPD
  */
-#ifdef IEM_WITHOUT_ASSEMBLY
 static uint32_t iemAImpl_divpd_u128_worker(PRTFLOAT64U pr64Res, uint32_t fMxcsr, PCRTFLOAT64U pr64Val1, PCRTFLOAT64U pr64Val2)
 {
@@ -16576 +16606 @@
 
 
+#ifdef IEM_WITHOUT_ASSEMBLY
 IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_divpd_u128,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
 {
@@ -16584 +16615 @@
 
 
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivpd_u128_fallback,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
+{
+    return   iemAImpl_divpd_u128_worker(&pResult->ar64[0], uMxCsrIn, &puSrc1->ar64[0], &puSrc2->ar64[0])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[1], uMxCsrIn, &puSrc1->ar64[1], &puSrc2->ar64[1]);
+}
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivpd_u256_fallback,(uint32_t uMxCsrIn, PX86YMMREG pResult, PCX86YMMREG puSrc1, PCX86YMMREG puSrc2))
+{
+    return   iemAImpl_divpd_u128_worker(&pResult->ar64[0], uMxCsrIn, &puSrc1->ar64[0], &puSrc2->ar64[0])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[1], uMxCsrIn, &puSrc1->ar64[1], &puSrc2->ar64[1])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[2], uMxCsrIn, &puSrc1->ar64[2], &puSrc2->ar64[2])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[3], uMxCsrIn, &puSrc1->ar64[3], &puSrc2->ar64[3])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[4], uMxCsrIn, &puSrc1->ar64[4], &puSrc2->ar64[4])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[5], uMxCsrIn, &puSrc1->ar64[5], &puSrc2->ar64[5])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[6], uMxCsrIn, &puSrc1->ar64[6], &puSrc2->ar64[6])
+           | iemAImpl_divpd_u128_worker(&pResult->ar64[7], uMxCsrIn, &puSrc1->ar64[7], &puSrc2->ar64[7]);
+}
+
+
 /**
- * DIVSD
+ * [V]DIVSD
  */
 #ifdef IEM_WITHOUT_ASSEMBLY
@@ -16594 +16645 @@
 }
 #endif
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vdivsd_u128_r64_fallback,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCRTFLOAT64U pr64Src2))
+{
+    pResult->ar64[1] = puSrc1->ar64[1];
+    return iemAImpl_divpd_u128_worker(&pResult->ar64[0], uMxCsrIn, &puSrc1->ar64[0], pr64Src2);
+}
 
 

trunk/src/VBox/VMM/VMMAll/IEMAllInstVexMap1.cpp.h

@@ -3121 +3121 @@
 
 /** Opcode VEX.0F 0x5e - vdivps Vps, Hps, Wps */
-FNIEMOP_STUB(iemOp_vdivps_Vps_Hps_Wps);
+FNIEMOP_DEF(iemOp_vdivps_Vps_Hps_Wps)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VDIVPS, vdivps, Vps, Hps, Wps, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    IEMOPMEDIAF3_INIT_VARS(          vdivps);
+    return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Hx_Wx, IEM_SELECT_HOST_OR_FALLBACK(fAvx, &s_Host, &s_Fallback));
+}
+
+
 /** Opcode VEX.66.0F 0x5e - vdivpd Vpd, Hpd, Wpd */
-FNIEMOP_STUB(iemOp_vdivpd_Vpd_Hpd_Wpd);
+FNIEMOP_DEF(iemOp_vdivpd_Vpd_Hpd_Wpd)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VDIVPD, vdivpd, Vpd, Hpd, Wpd, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    IEMOPMEDIAF3_INIT_VARS(          vdivpd);
+    return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Hx_Wx, IEM_SELECT_HOST_OR_FALLBACK(fAvx, &s_Host, &s_Fallback));
+}
+
+
 /** Opcode VEX.F3.0F 0x5e - vdivss Vss, Hss, Wss */
-FNIEMOP_STUB(iemOp_vdivss_Vss_Hss_Wss);
+FNIEMOP_DEF(iemOp_vdivss_Vss_Hss_Wss)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VDIVSS, vdivss, Vps, Hps, Wss, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    return FNIEMOP_CALL_1(iemOpCommonAvx_Vx_Hx_R32,
+                          IEM_SELECT_HOST_OR_FALLBACK(fAvx, iemAImpl_vdivss_u128_r32, iemAImpl_vdivss_u128_r32_fallback));
+}
+
+
 /** Opcode VEX.F2.0F 0x5e - vdivsd Vsd, Hsd, Wsd */
-FNIEMOP_STUB(iemOp_vdivsd_Vsd_Hsd_Wsd);
+FNIEMOP_DEF(iemOp_vdivsd_Vsd_Hsd_Wsd)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VDIVSD, vdivsd, Vpd, Hpd, Wsd, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    return FNIEMOP_CALL_1(iemOpCommonAvx_Vx_Hx_R64,
+                          IEM_SELECT_HOST_OR_FALLBACK(fAvx, iemAImpl_vdivsd_u128_r64, iemAImpl_vdivsd_u128_r64_fallback));
+}
+
 
 /** Opcode VEX.0F 0x5f - vmaxps Vps, Hps, Wps */

trunk/src/VBox/VMM/include/IEMInternal.h

@@ -4563 +4563 @@
 FNIEMAIMPLMEDIAF3U128 iemAImpl_vminps_u128, iemAImpl_vminps_u128_fallback;
 FNIEMAIMPLMEDIAF3U128 iemAImpl_vminpd_u128, iemAImpl_vminpd_u128_fallback;
-FNIEMAIMPLFPAVXF3U128 iemAImpl_vdivps_u128, iemAImpl_vdivps_u128_fallback;
-FNIEMAIMPLFPAVXF3U128 iemAImpl_vdivpd_u128, iemAImpl_vdivpd_u128_fallback;
+FNIEMAIMPLMEDIAF3U128 iemAImpl_vdivps_u128, iemAImpl_vdivps_u128_fallback;
+FNIEMAIMPLMEDIAF3U128 iemAImpl_vdivpd_u128, iemAImpl_vdivpd_u128_fallback;
 FNIEMAIMPLFPAVXF3U128 iemAImpl_vmaxps_u128, iemAImpl_vmaxps_u128_fallback;
 FNIEMAIMPLFPAVXF3U128 iemAImpl_vmaxpd_u128, iemAImpl_vmaxpd_u128_fallback;