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improve msr timings for arm9

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This commit is contained in:
Jaklyy
2024-07-22 19:39:55 -04:00
parent 2e421e29e3
commit 4b703d24b5
1 changed files with 4 additions and 2 deletions
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6
src/ARMInterpreter.cpp
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@ -121,7 +121,8 @@ void A_MSR_IMM(ARM* cpu)
if (!(cpu->CurInstr & (1<<22))) if (!(cpu->CurInstr & (1<<22)))
cpu->UpdateMode(oldpsr, cpu->CPSR); cpu->UpdateMode(oldpsr, cpu->CPSR);
cpu->AddCycles_C(); if ((cpu->Num != 1) && (cpu->CurInstr & (0x7<<16))) cpu->AddCycles_CI(2);
else cpu->AddCycles_C();
} }
void A_MSR_REG(ARM* cpu) void A_MSR_REG(ARM* cpu)
@ -174,7 +175,8 @@ void A_MSR_REG(ARM* cpu)
if (!(cpu->CurInstr & (1<<22))) if (!(cpu->CurInstr & (1<<22)))
cpu->UpdateMode(oldpsr, cpu->CPSR); cpu->UpdateMode(oldpsr, cpu->CPSR);
cpu->AddCycles_C(); if ((cpu->Num != 1) && (cpu->CurInstr & (0x7<<16))) cpu->AddCycles_CI(2);
else cpu->AddCycles_C();
} }
void A_MRS(ARM* cpu) void A_MRS(ARM* cpu)