28 lines
1015 B
C++
28 lines
1015 B
C++
//===- DomConditionCache.cpp ----------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Analysis/DomConditionCache.h"
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#include "llvm/Analysis/ValueTracking.h"
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using namespace llvm;
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static void findAffectedValues(Value *Cond,
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SmallVectorImpl<Value *> &Affected) {
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auto InsertAffected = [&Affected](Value *V) { Affected.push_back(V); };
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findValuesAffectedByCondition(Cond, /*IsAssume=*/false, InsertAffected);
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}
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void DomConditionCache::registerBranch(CondBrInst *BI) {
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SmallVector<Value *, 16> Affected;
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findAffectedValues(BI->getCondition(), Affected);
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for (Value *V : Affected) {
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auto &AV = AffectedValues[V];
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if (!is_contained(AV, BI))
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AV.push_back(BI);
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}
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}
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