Changeset 93847 in vbox for trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h

Timestamp:

Feb 18, 2022 3:13:28 PM (3 years ago)

Author:

vboxsync

Message:

VMM/IEM: Working on adding missing C version of IEMAllAImpl.asm functions. bugref:9898

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h (modified) (6 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h

@@ -7033 +7033 @@
 
     IEM_MC_BEGIN(0, 0);
+#ifndef RT_ARCH_ARM64
     if (IEM_GET_HOST_CPU_FEATURES(pVCpu)->fSse2)
+#endif
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_lfence);
+#ifndef RT_ARCH_ARM64
     else
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_alt_mem_fence);
+#endif
     IEM_MC_ADVANCE_RIP();
     IEM_MC_END();
@@ -7053 +7057 @@
 
     IEM_MC_BEGIN(0, 0);
+#ifndef RT_ARCH_ARM64
     if (IEM_GET_HOST_CPU_FEATURES(pVCpu)->fSse2)
+#endif
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_mfence);
+#ifndef RT_ARCH_ARM64
     else
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_alt_mem_fence);
+#endif
     IEM_MC_ADVANCE_RIP();
     IEM_MC_END();
@@ -7073 +7081 @@
 
     IEM_MC_BEGIN(0, 0);
+#ifndef RT_ARCH_ARM64
     if (IEM_GET_HOST_CPU_FEATURES(pVCpu)->fSse2)
+#endif
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_sfence);
+#ifndef RT_ARCH_ARM64
     else
         IEM_MC_CALL_VOID_AIMPL_0(iemAImpl_alt_mem_fence);
+#endif
     IEM_MC_ADVANCE_RIP();
     IEM_MC_END();
@@ -8568 +8580 @@
 
         IEM_MC_FETCH_EFLAGS(EFlags);
-# ifdef RT_ARCH_AMD64
+# if defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64)
+#  if defined(RT_ARCH_AMD64)
         if (IEM_GET_HOST_CPU_FEATURES(pVCpu)->fMovCmpXchg16b)
+#  endif
         {
             if (!(pVCpu->iem.s.fPrefixes & IEM_OP_PRF_LOCK))
@@ -8576 +8590 @@
                 IEM_MC_CALL_VOID_AIMPL_4(iemAImpl_cmpxchg16b_locked, pu128MemDst, pu128RaxRdx, pu128RbxRcx, pEFlags);
         }
+#  if defined(RT_ARCH_AMD64)
         else
+#  endif
 # endif
+# if !defined(RT_ARCH_ARM64) /** @todo may need this for unaligned accesses... */
         {
             /* Note! The fallback for 32-bit systems and systems without CX16 is multiple
@@ -8591 +8608 @@
             }
         }
+# endif
 
         IEM_MC_MEM_COMMIT_AND_UNMAP(pu128MemDst, IEM_ACCESS_DATA_RW);