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| author | bunnei <bunneidev@gmail.com> | 2014-12-18 04:06:27 +0100 |
|---|---|---|
| committer | bunnei <bunneidev@gmail.com> | 2014-12-18 04:06:27 +0100 |
| commit | 797efbde1ae722653a894ec4e3d2fa64bb6a68fd (patch) | |
| tree | b5f9e73f1c730943e25f3b3d09e94533ee1e9a88 | |
| parent | Merge pull request #295 from lioncash/umaal (diff) | |
| parent | armemu: Unset GE flags for UADD8 if results are < 0x100 (diff) | |
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| -rw-r--r-- | src/core/arm/interpreter/armemu.cpp | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp index a36035e96..3b1a36bdd 100644 --- a/src/core/arm/interpreter/armemu.cpp +++ b/src/core/arm/interpreter/armemu.cpp @@ -5958,11 +5958,29 @@ L_stm_s_takeabort: b2 = ((u8)(from >> 8) + (u8)(to >> 8)); b3 = ((u8)(from >> 16) + (u8)(to >> 16)); b4 = ((u8)(from >> 24) + (u8)(to >> 24)); - if (b1 & 0xffffff00) state->Cpsr |= (1 << 16); - if (b2 & 0xffffff00) state->Cpsr |= (1 << 17); - if (b3 & 0xffffff00) state->Cpsr |= (1 << 18); - if (b4 & 0xffffff00) state->Cpsr |= (1 << 19); + + if (b1 & 0xffffff00) + state->Cpsr |= (1 << 16); + else + state->Cpsr &= ~(1 << 16); + + if (b2 & 0xffffff00) + state->Cpsr |= (1 << 17); + else + state->Cpsr &= ~(1 << 17); + + if (b3 & 0xffffff00) + state->Cpsr |= (1 << 18); + else + state->Cpsr &= ~(1 << 18); + + + if (b4 & 0xffffff00) + state->Cpsr |= (1 << 19); + else + state->Cpsr &= ~(1 << 19); } + state->Reg[rd] = (u32)(b1 | (b2 & 0xff) << 8 | (b3 & 0xff) << 16 | (b4 & 0xff) << 24); return 1; } |