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MCR/MRC aren't available in user mode

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Arisotura
2021-10-28 19:47:26 +02:00
parent 9d82826cdb
commit bfe50e41b4
1 changed files with 6 additions and 0 deletions
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6
src/ARMInterpreter.cpp
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@ -196,6 +196,9 @@ void A_MRS(ARM* cpu)
void A_MCR(ARM* cpu) void A_MCR(ARM* cpu)
{ {
if ((cpu->CPSR & 0x1F) == 0x10)
return A_UNK(cpu);
u32 cp = (cpu->CurInstr >> 8) & 0xF; u32 cp = (cpu->CurInstr >> 8) & 0xF;
//u32 op = (cpu->CurInstr >> 21) & 0x7; //u32 op = (cpu->CurInstr >> 21) & 0x7;
u32 cn = (cpu->CurInstr >> 16) & 0xF; u32 cn = (cpu->CurInstr >> 16) & 0xF;
@ -221,6 +224,9 @@ void A_MCR(ARM* cpu)
void A_MRC(ARM* cpu) void A_MRC(ARM* cpu)
{ {
if ((cpu->CPSR & 0x1F) == 0x10)
return A_UNK(cpu);
u32 cp = (cpu->CurInstr >> 8) & 0xF; u32 cp = (cpu->CurInstr >> 8) & 0xF;
//u32 op = (cpu->CurInstr >> 21) & 0x7; //u32 op = (cpu->CurInstr >> 21) & 0x7;
u32 cn = (cpu->CurInstr >> 16) & 0xF; u32 cn = (cpu->CurInstr >> 16) & 0xF;