Changeset 47986 in vbox

Timestamp:

Aug 22, 2013 11:54:11 AM (11 years ago)

Author:

vboxsync

Message:

IEM: Fixed BT so it doesn't generate any writes.

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstructions.cpp.h (modified) (3 diffs)

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

@@ -5735 +5735 @@
                 IEM_MC_ASSIGN(u16Src, u8Bit & 0x0f);
                 IEM_MC_FETCH_EFLAGS(EFlags);
-                IEM_MC_MEM_MAP(pu16Dst, IEM_ACCESS_DATA_RW, pIemCpu->iEffSeg, GCPtrEffDst, 0);
+                IEM_MC_MEM_MAP(pu16Dst, fAccess, pIemCpu->iEffSeg, GCPtrEffDst, 0);
                 if (!(pIemCpu->fPrefixes & IEM_OP_PRF_LOCK))
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnNormalU16, pu16Dst, u16Src, pEFlags);
                 else
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnLockedU16, pu16Dst, u16Src, pEFlags);
-                IEM_MC_MEM_COMMIT_AND_UNMAP(pu16Dst, IEM_ACCESS_DATA_RW);
+                IEM_MC_MEM_COMMIT_AND_UNMAP(pu16Dst, fAccess);
 
                 IEM_MC_COMMIT_EFLAGS(EFlags);
@@ -5758 +5758 @@
                 IEM_MC_ASSIGN(u32Src, u8Bit & 0x1f);
                 IEM_MC_FETCH_EFLAGS(EFlags);
-                IEM_MC_MEM_MAP(pu32Dst, IEM_ACCESS_DATA_RW, pIemCpu->iEffSeg, GCPtrEffDst, 0);
+                IEM_MC_MEM_MAP(pu32Dst, fAccess, pIemCpu->iEffSeg, GCPtrEffDst, 0);
                 if (!(pIemCpu->fPrefixes & IEM_OP_PRF_LOCK))
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnNormalU32, pu32Dst, u32Src, pEFlags);
                 else
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnLockedU32, pu32Dst, u32Src, pEFlags);
-                IEM_MC_MEM_COMMIT_AND_UNMAP(pu32Dst, IEM_ACCESS_DATA_RW);
+                IEM_MC_MEM_COMMIT_AND_UNMAP(pu32Dst, fAccess);
 
                 IEM_MC_COMMIT_EFLAGS(EFlags);
@@ -5781 +5781 @@
                 IEM_MC_ASSIGN(u64Src, u8Bit & 0x3f);
                 IEM_MC_FETCH_EFLAGS(EFlags);
-                IEM_MC_MEM_MAP(pu64Dst, IEM_ACCESS_DATA_RW, pIemCpu->iEffSeg, GCPtrEffDst, 0);
+                IEM_MC_MEM_MAP(pu64Dst, fAccess, pIemCpu->iEffSeg, GCPtrEffDst, 0);
                 if (!(pIemCpu->fPrefixes & IEM_OP_PRF_LOCK))
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnNormalU64, pu64Dst, u64Src, pEFlags);
                 else
                     IEM_MC_CALL_VOID_AIMPL_3(pImpl->pfnLockedU64, pu64Dst, u64Src, pEFlags);
-                IEM_MC_MEM_COMMIT_AND_UNMAP(pu64Dst, IEM_ACCESS_DATA_RW);
+                IEM_MC_MEM_COMMIT_AND_UNMAP(pu64Dst, fAccess);
 
                 IEM_MC_COMMIT_EFLAGS(EFlags);