Changeset 105350 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Jul 16, 2024 11:12:54 AM (8 months ago)

Author:

vboxsync

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

164003

Message:

VMM/IEM: Implement vcvtps2dq instruction emulation, bugref:9898

Location:

trunk/src/VBox/VMM/VMMAll

Files:

• IEMAllAImplC.cpp (modified) (3 diffs)
• IEMAllInstVexMap1.cpp.h (modified) (1 diff)

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

@@ -17515 +17515 @@
 
 /**
- * CVTPS2DQ
- */
-#ifdef IEM_WITHOUT_ASSEMBLY
+ * [V]CVTPS2DQ
+ */
 static uint32_t iemAImpl_cvtps2dq_u128_worker(int32_t *pi32Res, uint32_t fMxcsr, PCRTFLOAT32U pr32Src)
 {
@@ -17529 +17528 @@
 
 
+#ifdef IEM_WITHOUT_ASSEMBLY
 IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_cvtps2dq_u128,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCX86XMMREG puSrc2))
 {
@@ -17539 +17539 @@
 }
 #endif
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vcvtps2dq_u128_fallback,(uint32_t uMxCsrIn, PX86XMMREG puDst, PCX86XMMREG puSrc))
+{
+    return   iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[0], uMxCsrIn, &puSrc->ar32[0])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[1], uMxCsrIn, &puSrc->ar32[1])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[2], uMxCsrIn, &puSrc->ar32[2])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[3], uMxCsrIn, &puSrc->ar32[3]);
+}
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vcvtps2dq_u256_fallback,(uint32_t uMxCsrIn, PX86YMMREG puDst, PCX86YMMREG puSrc))
+{
+    return   iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[0], uMxCsrIn, &puSrc->ar32[0])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[1], uMxCsrIn, &puSrc->ar32[1])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[2], uMxCsrIn, &puSrc->ar32[2])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[3], uMxCsrIn, &puSrc->ar32[3])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[4], uMxCsrIn, &puSrc->ar32[4])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[5], uMxCsrIn, &puSrc->ar32[5])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[6], uMxCsrIn, &puSrc->ar32[6])
+           | iemAImpl_cvtps2dq_u128_worker(&puDst->ai32[7], uMxCsrIn, &puSrc->ar32[7]);
+}
 
 

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

@@ -3875 +3875 @@
 
 /** Opcode VEX.66.0F 0x5b - vcvtps2dq Vdq, Wps */
-FNIEMOP_STUB(iemOp_vcvtps2dq_Vdq_Wps);
+FNIEMOP_DEF(iemOp_vcvtps2dq_Vdq_Wps)
+{
+    IEMOP_MNEMONIC2(VEX_RM, VCVTPS2DQ, vcvtps2dq, Vps, Wx, 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));
+}
+
+
 /** Opcode VEX.F3.0F 0x5b - vcvttps2dq Vdq, Wps */
 FNIEMOP_STUB(iemOp_vcvttps2dq_Vdq_Wps);