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improve mrs, mrc timings

This commit is contained in:
Jaklyy 2024-08-03 16:20:50 -04:00
parent 7cd50e7b56
commit 3c936d84b3
1 changed files with 5 additions and 2 deletions
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7
src/ARMInterpreter.cpp
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@ -202,7 +202,9 @@ void A_MRS(ARM* cpu)
psr = cpu->CPSR;
cpu->R[(cpu->CurInstr>>12) & 0xF] = psr;
cpu->AddCycles_C();
if (cpu->Num != 1) cpu->AddCycles_CI(1); // arm9
else cpu->AddCycles_C(); // arm7
}
@ -261,7 +263,8 @@ void A_MRC(ARM* cpu)
return A_UNK(cpu); // TODO: check what kind of exception it really is
}
cpu->AddCycles_CI(2 + 1); // TODO: checkme
if (cpu->Num != 1) cpu->AddCycles_CI(1); // checkme
else cpu->AddCycles_CI(2 + 1); // TODO: checkme
}