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callbacks: Read code using MemoryReadCode callback

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This commit is contained in:
MerryMage 2016-12-21 20:48:05 +00:00
parent 80b2efbea7
commit 36082087de
10 changed files with 45 additions and 23 deletions
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10
tests/arm/fuzz_thumb.cpp
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@ -70,6 +70,13 @@ static u32 MemoryRead32(u32 vaddr) {
static u64 MemoryRead64(u32 vaddr) {
return vaddr;
}
static u32 MemoryReadCode(u32 vaddr) {
if (vaddr < code_mem.size() * sizeof(u16)) {
size_t index = vaddr / sizeof(u16);
return code_mem[index] | (code_mem[index + 1] << 16);
}
return 0xE7FEE7FE; // b +#0, b +#0
}
static void MemoryWrite8(u32 vaddr, u8 value){
write_records.push_back({8, vaddr, value});
@ -116,6 +123,7 @@ static Dynarmic::UserCallbacks GetUserCallbacks() {
user_callbacks.MemoryRead16 = &MemoryRead16;
user_callbacks.MemoryRead32 = &MemoryRead32;
user_callbacks.MemoryRead64 = &MemoryRead64;
user_callbacks.MemoryReadCode = &MemoryReadCode;
user_callbacks.MemoryWrite8 = &MemoryWrite8;
user_callbacks.MemoryWrite16 = &MemoryWrite16;
user_callbacks.MemoryWrite32 = &MemoryWrite32;
@ -247,7 +255,7 @@ void FuzzJitThumb(const size_t instruction_count, const size_t instructions_to_e
Dynarmic::Arm::PSR cpsr;
cpsr.T(true);
Dynarmic::IR::Block ir_block = Dynarmic::Arm::Translate({0, cpsr, Dynarmic::Arm::FPSCR{}}, MemoryRead32);
Dynarmic::IR::Block ir_block = Dynarmic::Arm::Translate({0, cpsr, Dynarmic::Arm::FPSCR{}}, MemoryReadCode);
Dynarmic::Optimization::GetSetElimination(ir_block);
Dynarmic::Optimization::DeadCodeElimination(ir_block);
Dynarmic::Optimization::VerificationPass(ir_block);