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| author | ptitSeb <sebastien.chev@gmail.com> | 2024-02-17 09:37:50 +0100 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2024-02-17 09:37:50 +0100 |
| commit | aa279c332d9169d2552f7d99e210636cab57a21b (patch) | |
| tree | e98a01113374785be9c5eef25cb5b19ae79d914b /src | |
| parent | a79e1be034be8e3d35bed08ff0ff11e27bc388d2 (diff) | |
| download | box64-aa279c332d9169d2552f7d99e210636cab57a21b.tar.gz box64-aa279c332d9169d2552f7d99e210636cab57a21b.zip | |
Better handling of 26/2E/36/3E prefix on F0 prefixed opcode ([ARM64_DYNAREC] too)
Diffstat (limited to 'src')
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_f0.c | 4 | ||||
| -rw-r--r-- | src/emu/x64runf0.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_f0.c b/src/dynarec/arm64/dynarec_arm64_f0.c index 890775ae..daded2ef 100644 --- a/src/dynarec/arm64/dynarec_arm64_f0.c +++ b/src/dynarec/arm64/dynarec_arm64_f0.c @@ -46,6 +46,10 @@ uintptr_t dynarec64_F0(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin rep = opcode-0xF1; opcode = F8; } + while((opcode==0x36) || (opcode==0x2e) || (opcode==0x3E) || (opcode==0x26)) { + opcode = F8; + } + GETREX(); diff --git a/src/emu/x64runf0.c b/src/emu/x64runf0.c index 29ca7a71..77691a67 100644 --- a/src/emu/x64runf0.c +++ b/src/emu/x64runf0.c @@ -48,8 +48,9 @@ uintptr_t RunF0(x64emu_t *emu, rex_t rex, uintptr_t addr) #endif opcode = F8; - while(opcode==0x2E) // ignoring CS: prefix + while((opcode==0x36) || (opcode==0x2E) || (opcode==0x3E) || (opcode==0x26)) opcode = F8; + // REX prefix before the F0 are ignored rex.rex = 0; if(!rex.is32bits) |