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implement carry setting ALU op with imm

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RSDuck
2020-07-25 22:08:43 +02:00
parent 8b83611d32
commit 887ad27ed8
4 changed files with 46 additions and 11 deletions
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13
src/ARMJIT_A64/ARMJIT_ALU.cpp
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@ -434,6 +434,19 @@ void Compiler::A_Comp_GetOp2(bool S, Op2& op2)
if (CurInstr.Instr & (1 << 25))
{
Comp_AddCycles_C();
u32 shift = (CurInstr.Instr >> 7) & 0x1E;
u32 imm = ROR(CurInstr.Instr & 0xFF, shift);
if (S && shift && (CurInstr.SetFlags & 0x2))
{
CPSRDirty = true;
if (imm & 0x80000000)
ORRI2R(RCPSR, RCPSR, 1 << 29);
else
ANDI2R(RCPSR, RCPSR, ~(1 << 29));
}
op2 = Op2(ROR(CurInstr.Instr & 0xFF, (CurInstr.Instr >> 7) & 0x1E));
}
else