Changeset 95483 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Jul 2, 2022 12:02:30 AM (3 years ago)

Author:

vboxsync

Message:

VMM/IEM: [v]pmovmskb. bugref:9898

Location:

trunk/src/VBox/VMM/include

Files:

• IEMInternal.h (modified) (3 diffs)
• IEMMc.h (modified) (1 diff)

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

@@ -1844 +1844 @@
 /** @name Media (SSE/MMX/AVX) operation: Move Byte Mask
  * @{ */
-IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u64,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint64_t const *pu64Src));
-IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u128,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, PCRTUINT128U pu128Src));
+IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u64,(uint64_t *pu64Dst, uint64_t const *puSrc));
+IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u128,(uint64_t *pu64Dst, PCRTUINT128U puSrc));
+#ifndef IEM_WITHOUT_ASSEMBLY
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpmovmskb_u256,(uint64_t *pu64Dst, PCRTUINT256U puSrc));
+#endif
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpmovmskb_u256_fallback,(uint64_t *pu64Dst, PCRTUINT256U puSrc));
 /** @} */
 
@@ -2501 +2505 @@
  * For use during decoding.
  */
-#define IEM_GET_MODRM_REG(a_pVCpu, a_bRm) ( (((a_bRm) >> X86_MODRM_REG_SHIFT) & X86_MODRM_REG_SMASK) | (a_pVCpu)->iem.s.uRexReg )
+#define IEM_GET_MODRM_REG(a_pVCpu, a_bRm)   ( (((a_bRm) >> X86_MODRM_REG_SHIFT) & X86_MODRM_REG_SMASK) | (a_pVCpu)->iem.s.uRexReg )
 /**
  * Gets the r/m part of a ModR/M encoding as a register index, with REX.B added in.
@@ -2507 +2511 @@
  * For use during decoding.
  */
-#define IEM_GET_MODRM_RM(a_pVCpu, a_bRm)  ( ((a_bRm) & X86_MODRM_RM_MASK) | (a_pVCpu)->iem.s.uRexB )
+#define IEM_GET_MODRM_RM(a_pVCpu, a_bRm)    ( ((a_bRm) & X86_MODRM_RM_MASK) | (a_pVCpu)->iem.s.uRexB )
+
+/**
+ * Gets the register (reg) part of a ModR/M encoding, without REX.R.
+ *
+ * For use during decoding.
+ */
+#define IEM_GET_MODRM_REG_8(a_bRm)          ( (((a_bRm) >> X86_MODRM_REG_SHIFT) & X86_MODRM_REG_SMASK) )
+/**
+ * Gets the r/m part of a ModR/M encoding as a register index, without REX.B.
+ *
+ * For use during decoding.
+ */
+#define IEM_GET_MODRM_RM_8(a_bRm)           ( ((a_bRm) & X86_MODRM_RM_MASK) )
 
 /**

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

@@ -159 +159 @@
         if (pVCpu->cpum.GstCtx.cr0 & X86_CR0_TS) \
             return iemRaiseDeviceNotAvailable(pVCpu); \
+        if (pVCpu->cpum.GstCtx.XState.x87.FSW & X86_FSW_ES) \
+            return iemRaiseMathFault(pVCpu); \
     } while (0)
 #define IEM_MC_RAISE_GP0_IF_CPL_NOT_ZERO() \