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| author | ptitSeb <sebastien.chev@gmail.com> | 2021-04-10 14:27:45 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-04-10 14:27:45 +0200 |
| commit | 31b41f5b9435f4bc3d60125faf396019b47012fd (patch) | |
| tree | 358fc36b40e705e124c4a6f39ec203cb2d20aee1 /src | |
| parent | adfcfafdc24510938a01b156ffb373d22700e930 (diff) | |
| parent | 03ce3c659235ed5460e0ca266fe1037e9351d6a8 (diff) | |
| download | box64-31b41f5b9435f4bc3d60125faf396019b47012fd.tar.gz box64-31b41f5b9435f4bc3d60125faf396019b47012fd.zip | |
Merge pull request #4 from rajdakin/fixFF
Fixed 0xFF INC and DEC opcodes
Diffstat (limited to 'src')
| -rwxr-xr-x | src/emu/x64run.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/emu/x64run.c b/src/emu/x64run.c index 3c83e6b0..c0b7fea5 100755 --- a/src/emu/x64run.c +++ b/src/emu/x64run.c @@ -1299,14 +1299,22 @@ x64emurun: case 0: /* INC Ed */ if(rex.w) ED->q[0] = inc64(emu, ED->q[0]); - else - ED->q[0] = inc32(emu, ED->dword[0]); + else { + if(MODREG) + ED->q[0] = inc32(emu, ED->dword[0]); + else + ED->dword[0] = inc32(emu, ED->dword[0]); + } break; case 1: /* DEC Ed */ if(rex.w) ED->q[0] = dec64(emu, ED->q[0]); - else - ED->q[0] = dec32(emu, ED->dword[0]); + else { + if(MODREG) + ED->q[0] = dec32(emu, ED->dword[0]); + else + ED->dword[0] = dec32(emu, ED->dword[0]); + } break; case 2: /* CALL NEAR Ed */ tmp64u = (uintptr_t)getAlternate((void*)ED->q[0]); |