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LR35902: Fill in illegal opcodes

This commit is contained in:
Jeffrey Pfau 2016-01-26 02:31:10 -08:00
parent 20b2e8af7e
commit d13e186f91
4 changed files with 20 additions and 11 deletions
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7
src/gb/gb.c
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@ -25,6 +25,7 @@ static void GBInit(struct LR35902Core* cpu, struct LR35902Component* component);
static void GBInterruptHandlerInit(struct LR35902InterruptHandler* irqh);
static void GBProcessEvents(struct LR35902Core* cpu);
static void GBSetInterrupts(struct LR35902Core* cpu, bool enable);
static void GBIllegal(struct LR35902Core* cpu);
static void GBHitStub(struct LR35902Core* cpu);
void GBCreate(struct GB* gb) {
@ -124,6 +125,7 @@ void GBInterruptHandlerInit(struct LR35902InterruptHandler* irqh) {
irqh->reset = GBReset;
irqh->processEvents = GBProcessEvents;
irqh->setInterrupts = GBSetInterrupts;
irqh->hitIllegal = GBIllegal;
irqh->hitStub = GBHitStub;
irqh->halt = GBHalt;
}
@ -231,6 +233,11 @@ void GBHalt(struct LR35902Core* cpu) {
cpu->halted = true;
}
void GBIllegal(struct LR35902Core* cpu) {
// TODO
mLOG(GB, GAME_ERROR, "Hit illegal opcode at address %04X:%02X\n", cpu->pc, cpu->bus);
}
void GBHitStub(struct LR35902Core* cpu) {
// TODO
mLOG(GB, STUB, "Hit stub at address %04X:%02X\n", cpu->pc, cpu->bus);

22
src/lr35902/emitter-lr35902.h
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@ -221,7 +221,7 @@
DECLARE_INSTRUCTION_LR35902(EMITTER, RETNC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, POPDE), \
DECLARE_INSTRUCTION_LR35902(EMITTER, JPNC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, CALLNC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, PUSHDE), \
DECLARE_INSTRUCTION_LR35902(EMITTER, SUB), \
@ -229,32 +229,32 @@
DECLARE_INSTRUCTION_LR35902(EMITTER, RETC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RETI), \
DECLARE_INSTRUCTION_LR35902(EMITTER, JPC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, CALLC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, SBC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RST18), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDIOA), \
DECLARE_INSTRUCTION_LR35902(EMITTER, POPHL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDIOCA), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, PUSHHL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, AND), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RST20), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ADDSP), \
DECLARE_INSTRUCTION_LR35902(EMITTER, JPHL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDIA), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, XOR), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RST28), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDAIO), \
DECLARE_INSTRUCTION_LR35902(EMITTER, POPAF), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDAIOC), \
DECLARE_INSTRUCTION_LR35902(EMITTER, DI), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, PUSHAF), \
DECLARE_INSTRUCTION_LR35902(EMITTER, OR), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RST30), \
@ -262,8 +262,8 @@
DECLARE_INSTRUCTION_LR35902(EMITTER, LDSP_HL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, LDAI), \
DECLARE_INSTRUCTION_LR35902(EMITTER, EI), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, STUB), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, ILL), \
DECLARE_INSTRUCTION_LR35902(EMITTER, CP), \
DECLARE_INSTRUCTION_LR35902(EMITTER, RST38)

1
src/lr35902/isa-lr35902.c
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@ -757,6 +757,7 @@ DEFINE_RST_INSTRUCTION_LR35902(28);
DEFINE_RST_INSTRUCTION_LR35902(30);
DEFINE_RST_INSTRUCTION_LR35902(38);
DEFINE_INSTRUCTION_LR35902(ILL, cpu->irqh.hitIllegal(cpu));
DEFINE_INSTRUCTION_LR35902(STUB, cpu->irqh.hitStub(cpu));
static const LR35902Instruction _lr35902CBInstructionTable[0x100] = {

1
src/lr35902/lr35902.h
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@ -62,6 +62,7 @@ struct LR35902InterruptHandler {
void (*setInterrupts)(struct LR35902Core* cpu, bool enable);
void (*halt)(struct LR35902Core* cpu);
void (*hitIllegal)(struct LR35902Core* cpu);
void (*hitStub)(struct LR35902Core* cpu);
};