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[Attributor][NFCI] Remove obsolete code

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The code in question does not add anything as the class is a subclass of
AACallSiteReturnedFromReturnedAndMustBeExecutedContext already.
This commit is contained in:
Johannes Doerfert 2019-10-31 19:45:06 -05:00
parent 300b0aafe9
commit 55375bb384
1 changed files with 0 additions and 24 deletions
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24
lib/Transforms/IPO/Attributor.cpp
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@ -2890,30 +2890,6 @@ struct AADereferenceableCallSiteReturned final
AADereferenceable, AADereferenceableImpl>; AADereferenceable, AADereferenceableImpl>;
AADereferenceableCallSiteReturned(const IRPosition &IRP) : Base(IRP) {} AADereferenceableCallSiteReturned(const IRPosition &IRP) : Base(IRP) {}
/// See AbstractAttribute::initialize(...).
void initialize(Attributor &A) override {
Base::initialize(A);
Function *F = getAssociatedFunction();
if (!F)
indicatePessimisticFixpoint();
}
/// See AbstractAttribute::updateImpl(...).
ChangeStatus updateImpl(Attributor &A) override {
// TODO: Once we have call site specific value information we can provide
// call site specific liveness information and then it makes
// sense to specialize attributes for call sites arguments instead of
// redirecting requests to the callee argument.
ChangeStatus Change = Base::updateImpl(A);
Function *F = getAssociatedFunction();
const IRPosition &FnPos = IRPosition::returned(*F);
auto &FnAA = A.getAAFor<AADereferenceable>(*this, FnPos);
return Change |
clampStateAndIndicateChange(
getState(), static_cast<const DerefState &>(FnAA.getState()));
}
/// See AbstractAttribute::trackStatistics() /// See AbstractAttribute::trackStatistics()
void trackStatistics() const override { void trackStatistics() const override {
STATS_DECLTRACK_CS_ATTR(dereferenceable); STATS_DECLTRACK_CS_ATTR(dereferenceable);