Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Correct top-of-stack value stored by FSTENV. Fixes rendering in

Browse source 
CNCD - Inside
This commit is contained in:
SarahW 2021-05-30 15:23:11 +01:00
commit 51516c0bb1
1 changed files with 2 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/x87_ops_misc.h
View file

@ -781,6 +781,8 @@ static int FSTENV()
{ {
FP_ENTER(); FP_ENTER();
if (fplog) pclog("FSTENV %08X:%08X\n", easeg, cpu_state.eaaddr); if (fplog) pclog("FSTENV %08X:%08X\n", easeg, cpu_state.eaaddr);
cpu_state.npxs = (cpu_state.npxs & ~(7 << 11)) | ((cpu_state.TOP & 7) << 11);
switch ((cr0 & 1) | (cpu_state.op32 & 0x100)) switch ((cr0 & 1) | (cpu_state.op32 & 0x100))
{ {
case 0x000: /*16-bit real mode*/ case 0x000: /*16-bit real mode*/