Changeset 105238 in vbox

Timestamp:

Jul 9, 2024 1:23:02 PM (5 months ago)

Author:

vboxsync

Message:

VMM/IEM: Implement vsqrtss,vsqrtsd instruction emulations, 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

@@ -17039 +17039 @@
 
 /**
- * SQRTSS
+ * [V]SQRTSS
  */
 #ifdef IEM_WITHOUT_ASSEMBLY
@@ -17052 +17052 @@
 
 
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vsqrtss_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_sqrtps_u128_worker(&pResult->ar32[0], uMxCsrIn, pr32Src2);
+}
+
+
 /**
  * [V]SQRTPD
@@ -17116 +17125 @@
 }
 #endif
+
+
+IEM_DECL_IMPL_DEF(uint32_t, iemAImpl_vsqrtsd_u128_r64_fallback,(uint32_t uMxCsrIn, PX86XMMREG pResult, PCX86XMMREG puSrc1, PCRTFLOAT64U pr64Src2))
+{
+    pResult->ar64[1] = puSrc1->ar64[1];
+    return iemAImpl_sqrtpd_u128_worker(&pResult->ar64[0], uMxCsrIn, pr64Src2);
+}
 
 

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

@@ -2969 +2969 @@
 
 /** Opcode VEX.F3.0F 0x51 - vsqrtss Vss, Hss, Wss */
-FNIEMOP_STUB(iemOp_vsqrtss_Vss_Hss_Wss);
+FNIEMOP_DEF(iemOp_vsqrtss_Vss_Hss_Wss)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VSQRTSS, vsqrtss, Vps, Hps, Wss, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    return FNIEMOP_CALL_1(iemOpCommonAvx_Vx_Hx_R32,
+                          IEM_SELECT_HOST_OR_FALLBACK(fAvx, iemAImpl_vsqrtss_u128_r32, iemAImpl_vsqrtss_u128_r32_fallback));
+}
+
+
 /** Opcode VEX.F2.0F 0x51 - vsqrtsd Vsd, Hsd, Wsd */
-FNIEMOP_STUB(iemOp_vsqrtsd_Vsd_Hsd_Wsd);
+FNIEMOP_DEF(iemOp_vsqrtsd_Vsd_Hsd_Wsd)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VSQRTSD, vsqrtsd, Vps, Hps, Wsd, DISOPTYPE_HARMLESS | DISOPTYPE_X86_AVX, 0);
+    return FNIEMOP_CALL_1(iemOpCommonAvx_Vx_Hx_R64,
+                          IEM_SELECT_HOST_OR_FALLBACK(fAvx, iemAImpl_vsqrtsd_u128_r64, iemAImpl_vsqrtsd_u128_r64_fallback));
+}
+
 
 /** Opcode VEX.0F 0x52 - vrsqrtps Vps, Wps */