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reg_alloc: Use Inst's HasUses() function where applicable

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Lioncash 2016-08-18 22:08:01 -04:00 committed by MerryMage
parent a8ba15f0d5
commit 86f803da04
1 changed files with 3 additions and 3 deletions
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6
src/backend_x64/reg_alloc.cpp
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@ -229,7 +229,7 @@ Gen::X64Reg RegAlloc::UseScratchRegister(IR::Value use_value, HostLocList desire
Gen::X64Reg RegAlloc::UseScratchRegister(IR::Inst* use_inst, HostLocList desired_locations) {
DEBUG_ASSERT(std::all_of(desired_locations.begin(), desired_locations.end(), HostLocIsRegister));
DEBUG_ASSERT_MSG(ValueLocation(use_inst), "use_inst has not been defined");
ASSERT_MSG(use_inst->use_count != 0, "use_inst ran out of uses. (Use-d an IR::Inst* too many times)");
ASSERT_MSG(use_inst->HasUses(), "use_inst ran out of uses. (Use-d an IR::Inst* too many times)");
HostLoc current_location = *ValueLocation(use_inst);
HostLoc new_location = SelectARegister(desired_locations);
@ -397,14 +397,14 @@ void RegAlloc::EndOfAllocScope() {
}
if (!iter.values.empty()) {
auto to_erase = std::remove_if(iter.values.begin(), iter.values.end(),
[](const auto& inst){ return inst->use_count <= 0; });
[](const auto& inst){ return !inst->HasUses(); });
iter.values.erase(to_erase, iter.values.end());
}
}
}
void RegAlloc::DecrementRemainingUses(IR::Inst* value) {
ASSERT_MSG(value->use_count > 0, "value doesn't have any remaining uses");
ASSERT_MSG(value->HasUses(), "value doesn't have any remaining uses");
value->use_count--;
}