[ros-diffs] [aandrejevic] 64428: [FAST486] Apparently MOVS, LODS, STOS, INS and OUTS can also take REPNZ as a prefix.

Author: aandrejevic
Date: Tue Sep 30 22:18:41 2014
New Revision: 64428

URL: http://svn.reactos.org/svn/reactos?rev=64428&view=rev
Log:
[FAST486]
Apparently MOVS, LODS, STOS, INS and OUTS can also take REPNZ as a prefix.

Modified:
    trunk/reactos/lib/fast486/opcodes.c

Modified: trunk/reactos/lib/fast486/opcodes.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/fast486/opcodes.c?rev=6...
==============================================================================
--- trunk/reactos/lib/fast486/opcodes.c	[iso-8859-1] (original)
+++ trunk/reactos/lib/fast486/opcodes.c	[iso-8859-1] Tue Sep 30 22:18:41 2014
@@ -5469,7 +5469,7 @@
         Segment = State->SegmentOverride;
     }

-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         if ((AddressSize && (State->GeneralRegs[FAST486_REG_ECX].Long == 0))
             || (!AddressSize && (State->GeneralRegs[FAST486_REG_ECX].LowWord == 0)))
@@ -5537,7 +5537,7 @@
     }

// FIXME: This method is slow!
-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         if (AddressSize)
         {
@@ -5727,7 +5727,7 @@
     if (Opcode == 0xAA) DataSize = sizeof(UCHAR);
     else DataSize = OperandSize ? sizeof(ULONG) : sizeof(USHORT);

-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         UCHAR Block[STRING_BLOCK_SIZE];
         ULONG Count = AddressSize ? State->GeneralRegs[FAST486_REG_ECX].Long
@@ -5870,7 +5870,7 @@
     if (Opcode == 0xAC) DataSize = sizeof(UCHAR);
     else DataSize = OperandSize ? sizeof(ULONG) : sizeof(USHORT);

-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         ULONG Count = AddressSize ? State->GeneralRegs[FAST486_REG_ECX].Long
                                   : State->GeneralRegs[FAST486_REG_ECX].LowWord;
@@ -6056,7 +6056,7 @@
     if (Opcode == 0x6C) DataSize = sizeof(UCHAR);
     else DataSize = OperandSize ? sizeof(ULONG) : sizeof(USHORT);

-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         UCHAR Block[STRING_BLOCK_SIZE];
         ULONG Count = AddressSize ? State->GeneralRegs[FAST486_REG_ECX].Long
@@ -6197,7 +6197,7 @@
     if (Opcode == 0x6E) DataSize = sizeof(UCHAR);
     else DataSize = OperandSize ? sizeof(ULONG) : sizeof(USHORT);

-    if (State->PrefixFlags & FAST486_PREFIX_REP)
+    if (State->PrefixFlags & (FAST486_PREFIX_REP | FAST486_PREFIX_REPNZ))
     {
         UCHAR Block[STRING_BLOCK_SIZE];
         ULONG Count = AddressSize ? State->GeneralRegs[FAST486_REG_ECX].Long