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Interpreter: Add support for VS/VC condition codes

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Tony Wasserka 2024-03-31 15:51:28 +02:00
parent f1ac92ab66
commit a9873ad620
1 changed files with 4 additions and 0 deletions
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4
source/interpreter.cpp
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@ -291,6 +291,10 @@ static bool EvalCond(CPUContext& ctx, uint32_t cond) {
return (ctx.cpu.cpsr.neg == 1);
} else if (cond == 0x5) { // Positive or Zero
return (ctx.cpu.cpsr.neg == 0);
} else if (cond == 0x6) { // Overflow
return (ctx.cpu.cpsr.overflow == 1);
} else if (cond == 0x7) { // No overflow
return (ctx.cpu.cpsr.overflow == 0);
} else if (cond == 0x8) { // Greater (unsigned)
return (ctx.cpu.cpsr.carry == 1 && ctx.cpu.cpsr.zero == 0);
} else if (cond == 0x9) { // Less Equal (unsigned)