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Support constant value movs to mmio memory.

This commit is contained in:
Ben Vanik 2014-06-08 22:21:23 -07:00
parent 264fc7cc91
commit 43a3b4f3c0
1 changed files with 10 additions and 5 deletions
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15
src/xenia/cpu/xenon_memory.cc
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@ -193,11 +193,16 @@ LONG CALLBACK CheckMMIOHandler(PEXCEPTION_POINTERS ex_info) {
ex_info->ContextRecord->Rip += len;
return EXCEPTION_CONTINUE_EXECUTION;
} else if (action == 1) {
XEASSERT((disasm.Argument2.ArgType & BE::REGISTER_TYPE) ==
BE::REGISTER_TYPE);
uint64_t* reg_ptr = GetContextRegPtr(disasm.Argument2.ArgType,
ex_info->ContextRecord);
uint64_t value = *reg_ptr;
uint64_t value;
if ((disasm.Argument2.ArgType & BE::REGISTER_TYPE) == BE::REGISTER_TYPE) {
uint64_t* reg_ptr = GetContextRegPtr(disasm.Argument2.ArgType,
ex_info->ContextRecord);
value = *reg_ptr;
} else if ((disasm.Argument2.ArgType & BE::CONSTANT_TYPE) == BE::CONSTANT_TYPE) {
value = disasm.Instruction.Immediat;
} else {
XEASSERTALWAYS();
}
switch (disasm.Argument2.ArgSize) {
case 8:
value = static_cast<uint8_t>(value);