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[JIT] New opcodes: OPCODE_LOAD_OFFSET and OPCODE_STORE_OFFSET

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These take full advantage of x86 addressing, and eliminate extra add operations.
This commit is contained in:
DrChat
2018-02-14 16:26:49 -06:00
parent 1de598e4ce
commit e54c24e150
8 changed files with 352 additions and 35 deletions
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19
src/xenia/cpu/hir/hir_builder.cc
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@@ -1232,6 +1232,25 @@ void HIRBuilder::StoreMmio(cpu::MMIORange* mmio_range, uint32_t address,
i->set_src3(value);
}
Value* HIRBuilder::LoadOffset(Value* address, Value* offset, TypeName type,
uint32_t load_flags) {
ASSERT_ADDRESS_TYPE(address);
Instr* i = AppendInstr(OPCODE_LOAD_OFFSET_info, load_flags, AllocValue(type));
i->set_src1(address);
i->set_src2(offset);
i->src3.value = NULL;
return i->dest;
}
void HIRBuilder::StoreOffset(Value* address, Value* offset, Value* value,
uint32_t store_flags) {
ASSERT_ADDRESS_TYPE(address);
Instr* i = AppendInstr(OPCODE_STORE_OFFSET_info, store_flags);
i->set_src1(address);
i->set_src2(offset);
i->set_src3(value);
}
Value* HIRBuilder::Load(Value* address, TypeName type, uint32_t load_flags) {
ASSERT_ADDRESS_TYPE(address);
Instr* i = AppendInstr(OPCODE_LOAD_info, load_flags, AllocValue(type));