Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-12-28 18:15:11 +00:00
Code Issues Projects Releases Packages Wiki Activity

[FAST486]

Browse source 
If FAST486_PREFIX_SEG is set, we're supposed to use the override segment
instead of DS, and not the other way around.


svn path=/trunk/; revision=68815
This commit is contained in:
Aleksandar Andrejevic 2015-08-24 20:55:09 +00:00
parent 50f5e804a9
commit 7b30b216d0
1 changed files with 6 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
reactos/lib/fast486/fpu.c
View file

@ -1982,7 +1982,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeD9)
{
Fast486FpuLoadEnvironment(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress,
OperandSize);
break;
@ -2000,7 +2000,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeD9)
{
Fast486FpuSaveEnvironment(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress,
OperandSize);
break;
@ -3249,7 +3249,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDD)
/* Save the environment */
if (!Fast486FpuLoadEnvironment(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress,
OperandSize))
{
@ -3260,7 +3260,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDD)
/* Load the registers */
if (!Fast486ReadMemory(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress + (OperandSize + 1) * 14,
FALSE,
AllRegs,
@ -3297,7 +3297,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDD)
/* Save the environment */
if (!Fast486FpuSaveEnvironment(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress,
OperandSize))
{
@ -3319,7 +3319,7 @@ FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDD)
Fast486WriteMemory(State,
(State->PrefixFlags & FAST486_PREFIX_SEG)
? FAST486_REG_DS : State->SegmentOverride,
? State->SegmentOverride : FAST486_REG_DS,
ModRegRm.MemoryAddress + (OperandSize + 1) * 14,
AllRegs,
sizeof(AllRegs));