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reg_alloc: Call DecrementRemainingUses in only one place

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MerryMage
2017-02-26 22:57:12 +00:00
parent 51fc9fec05
commit 184db36caf
2 changed files with 3 additions and 17 deletions
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4
src/backend_x64/reg_alloc.cpp
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@@ -114,6 +114,9 @@ std::array<Argument, 3> RegAlloc::GetArgumentInfo(IR::Inst* inst) {
for (size_t i = 0; i < inst->NumArgs(); i++) {
IR::Value arg = inst->GetArg(i);
ret[i].value = arg;
if (!arg.IsImmediate()) {
arg.GetInst()->DecrementRemainingUses();
}
}
return ret;
}
@@ -326,7 +329,6 @@ void RegAlloc::DefineValueImpl(IR::Inst* def_inst, const IR::Value& use_inst) {
return;
}
use_inst.GetInst()->DecrementRemainingUses();
DEBUG_ASSERT_MSG(ValueLocation(use_inst.GetInst()), "use_inst must already be defined");
HostLoc location = *ValueLocation(use_inst.GetInst());
DefineValueImpl(def_inst, location);