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Merge pull request #298 from lioncash/flags 

armemu: Unset GE flags for UADD8 if results are < 0x100
This commit is contained in:
bunnei 2014-12-17 22:06:27 -05:00
parent a968adf50e 41fee1c940
commit 797efbde1a
1 changed files with 22 additions and 4 deletions
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26
src/core/arm/interpreter/armemu.cpp
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@ -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;
}