Changeset 100567 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Jul 13, 2023 7:19:33 PM (19 months ago)

Author:

vboxsync

Message:

VMM/IEM: Implement vbroadcast{ss,sd,f128} instruction emulation, bugref:9898

Location:

trunk/src/VBox/VMM/include

Files:

• IEMMc.h (modified) (2 diffs)
• IEMOpHlp.h (modified) (1 diff)

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

@@ -516 +516 @@
          (a_u256Dst).au64[3] = pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[iYRegSrcTmp].au64[1]; \
     } while (0)
+#define IEM_MC_STORE_YREG_U64(a_iYRegDst, a_iQword, a_u64Value) \
+    do { pVCpu->cpum.GstCtx.XState.x87.aXMM[(a_iYRegDst)].au64[(a_iQword)] = (a_u64Value); } while (0)
+#define IEM_MC_STORE_YREG_U32(a_iYRegDst, a_iDword, a_u32Value) \
+    do { pVCpu->cpum.GstCtx.XState.x87.aXMM[(a_iYRegDst)].au32[(a_iDword)] = (a_u32Value); } while (0)
+#define IEM_MC_STORE_YREGHI_U64(a_iYRegDst, a_iQword, a_u64Value) \
+    do { pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[(a_iYRegDst)].au64[(a_iQword)] = (a_u64Value); } while (0)
+#define IEM_MC_STORE_YREGHI_U32(a_iYRegDst, a_iDword, a_u32Value) \
+    do { pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[(a_iYRegDst)].au32[(a_iDword)] = (a_u32Value); } while (0)
 
 #define IEM_MC_INT_CLEAR_ZMM_256_UP(a_iXRegDst) do { /* For AVX512 and AVX1024 support. */ } while (0)
@@ -549 +557 @@
          pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[iYRegDstTmp].au64[0] = (a_u256Src).au64[2]; \
          pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[iYRegDstTmp].au64[1] = (a_u256Src).au64[3]; \
+         IEM_MC_INT_CLEAR_ZMM_256_UP(iYRegDstTmp); \
+    } while (0)
+
+#define IEM_MC_STORE_YREG_BROADCAST_U128_ZX_VLMAX(a_iYRegDst, a_u128Src) \
+    do { uintptr_t const iYRegDstTmp    = (a_iYRegDst); \
+         pVCpu->cpum.GstCtx.XState.x87.aXMM[iYRegDstTmp].au64[0]       = (a_u128Src).au64[0]; \
+         pVCpu->cpum.GstCtx.XState.x87.aXMM[iYRegDstTmp].au64[1]       = (a_u128Src).au64[1]; \
+         pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[iYRegDstTmp].au64[0] = (a_u128Src).au64[0]; \
+         pVCpu->cpum.GstCtx.XState.u.YmmHi.aYmmHi[iYRegDstTmp].au64[1] = (a_u128Src).au64[1]; \
          IEM_MC_INT_CLEAR_ZMM_256_UP(iYRegDstTmp); \
     } while (0)

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

@@ -529 +529 @@
     } while (0)
 
+/**
+ * Done decoding VEX, no V, L=1.
+ * Raises \#UD exception if rex, rep, opsize or lock prefixes are present, if
+ * we're in real or v8086 mode, if VEX.V!=0xf, if VEX.L!=1, or if the a_fFeature
+ * is not present in the guest CPU.
+ */
+#define IEMOP_HLP_DONE_VEX_DECODING_L1_AND_NO_VVVV_EX(a_fFeature) \
+    do \
+    { \
+        if (RT_LIKELY(   !(  pVCpu->iem.s.fPrefixes \
+                           & (IEM_OP_PRF_LOCK | IEM_OP_PRF_SIZE_OP | IEM_OP_PRF_REPZ | IEM_OP_PRF_REPNZ | IEM_OP_PRF_REX)) \
+                      && pVCpu->iem.s.uVexLength == 1 \
+                      && pVCpu->iem.s.uVex3rdReg == 0 \
+                      && !IEM_IS_REAL_OR_V86_MODE(pVCpu) \
+                      && IEM_GET_GUEST_CPU_FEATURES(pVCpu)->a_fFeature )) \
+        { /* likely */ } \
+        else \
+            IEMOP_RAISE_INVALID_OPCODE_RET(); \
+    } while (0)
+
 #define IEMOP_HLP_DECODED_NL_1(a_uDisOpNo, a_fIemOpFlags, a_uDisParam0, a_fDisOpType) \
     do \