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make this other branch where we're going to actually make it usable

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but it'll be a gross hack
This commit is contained in:
StapleButter
2018-12-07 14:20:38 +01:00
parent 0b1c2f9691
commit 86dae1a25c
7 changed files with 390 additions and 71 deletions
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16
src/ARMInterpreter.cpp
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@ -34,8 +34,8 @@ void A_UNK(ARM* cpu)
//for (int i = 0; i < 16; i++) printf("R%d: %08X\n", i, cpu->R[i]);
//NDS::Halt();
u32 oldcpsr = cpu->CPSR;
cpu->CPSR &= ~0xFF;
cpu->CPSR |= 0xDB;
cpu->CPSR &= ~0xBF;
cpu->CPSR |= 0x9B;
cpu->UpdateMode(oldcpsr, cpu->CPSR);
cpu->R_UND[2] = oldcpsr;
@ -48,8 +48,8 @@ void T_UNK(ARM* cpu)
printf("undefined THUMB%d instruction %04X @ %08X\n", cpu->Num?7:9, cpu->CurInstr, cpu->R[15]-4);
//NDS::Halt();
u32 oldcpsr = cpu->CPSR;
cpu->CPSR &= ~0xFF;
cpu->CPSR |= 0xDB;
cpu->CPSR &= ~0xBF;
cpu->CPSR |= 0x9B;
cpu->UpdateMode(oldcpsr, cpu->CPSR);
cpu->R_UND[2] = oldcpsr;
@ -221,8 +221,8 @@ void A_MRC(ARM* cpu)
void A_SVC(ARM* cpu)
{
u32 oldcpsr = cpu->CPSR;
cpu->CPSR &= ~0xFF;
cpu->CPSR |= 0xD3;
cpu->CPSR &= ~0xBF;
cpu->CPSR |= 0x93;
cpu->UpdateMode(oldcpsr, cpu->CPSR);
cpu->R_SVC[2] = oldcpsr;
@ -233,8 +233,8 @@ void A_SVC(ARM* cpu)
void T_SVC(ARM* cpu)
{
u32 oldcpsr = cpu->CPSR;
cpu->CPSR &= ~0xFF;
cpu->CPSR |= 0xD3;
cpu->CPSR &= ~0xBF;
cpu->CPSR |= 0x93;
cpu->UpdateMode(oldcpsr, cpu->CPSR);
cpu->R_SVC[2] = oldcpsr;