Changeset 105351 in vbox for trunk/src/VBox/VMM

Timestamp:

Jul 16, 2024 11:16:51 AM (9 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

164004

Message:

VMM/IEM: Implement vcvttps2dq instruction emulation, bugref:9898

Location:

trunk/src/VBox/VMM

Files:

• VMMAll/IEMAllAImplC.cpp (modified) (3 diffs)
• VMMAll/IEMAllInstVexMap1.cpp.h (modified) (2 diffs)
• include/IEMInternal.h (modified) (2 diffs)

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

@@ -17564 +17564 @@
 
 /**
- * CVTTPS2DQ
- */
-#ifdef IEM_WITHOUT_ASSEMBLY
+ * [V]CVTTPS2DQ
+ */
 static uint32_t iemAImpl_cvttps2dq_u128_worker(int32_t *pi32Res, uint32_t fMxcsr, PCRTFLOAT32U pr32Src)
 {
@@ -17579 +17578 @@
 
 
+#ifdef IEM_WITHOUT_ASSEMBLY
 IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_cvttps2dq_u128,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
 {
@@ -17589 +17589 @@
 }
 #endif
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vcvttps2dq_u128_fallback,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86XMMREG puSrc))
+{
+    return   iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[0], uMxCsrIn, &puSrc->ar32[0])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[1], uMxCsrIn, &puSrc->ar32[1])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[2], uMxCsrIn, &puSrc->ar32[2])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[3], uMxCsrIn, &puSrc->ar32[3]);
+}
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vcvttps2dq_u256_fallback,(uint32_t uMxCsrIn, PX86YMMREG puDst, PCX86YMMREG puSrc))
+{
+    return   iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[0], uMxCsrIn, &puSrc->ar32[0])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[1], uMxCsrIn, &puSrc->ar32[1])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[2], uMxCsrIn, &puSrc->ar32[2])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[3], uMxCsrIn, &puSrc->ar32[3])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[4], uMxCsrIn, &puSrc->ar32[4])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[5], uMxCsrIn, &puSrc->ar32[5])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[6], uMxCsrIn, &puSrc->ar32[6])
+           | iemAImpl_cvttps2dq_u128_worker(&puDst->ai32[7], uMxCsrIn, &puSrc->ar32[7]);
+}
 
 

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

@@ -3877 +3877 @@
 FNIEMOP_DEF(iemOp_vcvtps2dq_Vdq_Wps)
 {
-    IEMOP_MNEMONIC2(VEX_RM, VCVTPS2DQ, vcvtps2dq, Vps, Wx, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    IEMOP_MNEMONIC2(VEX_RM, VCVTPS2DQ, vcvtps2dq, Vdq, Wps, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
     IEMOPMEDIAF2_INIT_VARS(            vcvtps2dq);
     return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Wx, IEM_SELECT_HOST_OR_FALLBACK(fAvx, &s_Host, &s_Fallback));
@@ -3884 +3884 @@
 
 /** Opcode VEX.F3.0F 0x5b - vcvttps2dq Vdq, Wps */
-FNIEMOP_STUB(iemOp_vcvttps2dq_Vdq_Wps);
+FNIEMOP_DEF(iemOp_vcvttps2dq_Vdq_Wps)
+{
+    IEMOP_MNEMONIC2(VEX_RM, VCVTTPS2DQ, vcvttps2dq, Vdq, Wps, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    IEMOPMEDIAF2_INIT_VARS(             vcvttps2dq);
+    return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Wx, IEM_SELECT_HOST_OR_FALLBACK(fAvx, &s_Host, &s_Fallback));
+}
+
+
 /*  Opcode VEX.F2.0F 0x5b - invalid */
 

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

@@ -4778 +4778 @@
 FNIEMAIMPLMEDIAF2U128 iemAImpl_vcvtdq2ps_u128, iemAImpl_vcvtdq2ps_u128_fallback;
 FNIEMAIMPLMEDIAF2U128 iemAImpl_vcvtps2dq_u128, iemAImpl_vcvtps2dq_u128_fallback;
+FNIEMAIMPLMEDIAF2U128 iemAImpl_vcvttps2dq_u128, iemAImpl_vcvttps2dq_u128_fallback;
 IEM_DECL_IMPL_PROTO(uint32_t, iemAImpl_vcvtpd2ps_u128_u128,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86XMMREG puSrc));
 IEM_DECL_IMPL_PROTO(uint32_t, iemAImpl_vcvtpd2ps_u128_u128_fallback,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86XMMREG puSrc));
@@ -4828 +4829 @@
 FNIEMAIMPLMEDIAF2U256 iemAImpl_vcvtdq2ps_u256,  iemAImpl_vcvtdq2ps_u256_fallback;
 FNIEMAIMPLMEDIAF2U256 iemAImpl_vcvtps2dq_u256,  iemAImpl_vcvtps2dq_u256_fallback;
+FNIEMAIMPLMEDIAF2U256 iemAImpl_vcvttps2dq_u256, iemAImpl_vcvttps2dq_u256_fallback;
 IEM_DECL_IMPL_PROTO(uint32_t, iemAImpl_vcvtpd2ps_u128_u256,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86YMMREG puSrc));
 IEM_DECL_IMPL_PROTO(uint32_t, iemAImpl_vcvtpd2ps_u128_u256_fallback,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86YMMREG puSrc));