diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-11-27 05:19:56 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-11-27 05:19:56 +0000 |
| commit | cca130bb66a927b82fd030d60d1e8048898d1624 (patch) | |
| tree | 1b2cbdadc89fadba1633242603edbf77b0fffe7e /lib/Analysis/MemoryDependenceAnalysis.cpp | |
| parent | 518c988ae99273c06e12d0e581cc06806fa72ed2 (diff) | |
| download | external_llvm-cca130bb66a927b82fd030d60d1e8048898d1624.zip external_llvm-cca130bb66a927b82fd030d60d1e8048898d1624.tar.gz external_llvm-cca130bb66a927b82fd030d60d1e8048898d1624.tar.bz2 | |
try again.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89990 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/MemoryDependenceAnalysis.cpp')
| -rw-r--r-- | lib/Analysis/MemoryDependenceAnalysis.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp index e5c3126..1025fd5 100644 --- a/lib/Analysis/MemoryDependenceAnalysis.cpp +++ b/lib/Analysis/MemoryDependenceAnalysis.cpp @@ -700,7 +700,6 @@ static bool isPHITranslatable(Instruction *Inst) { // We can translate a GEP that uses a PHI in the current block for at least // one of its operands. - if (0) if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(Inst)) { for (unsigned i = 0, e = GEP->getNumOperands(); i != e; ++i) if (PHINode *PN = dyn_cast<PHINode>(GEP->getOperand(i))) @@ -747,11 +746,11 @@ static Value *PHITranslateForPred(Instruction *Inst, BasicBlock *Pred, if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(Inst)) { SmallVector<Value*, 8> GEPOps; Value *APHIOp = 0; + BasicBlock *CurBB = GEP->getParent(); for (unsigned i = 0, e = GEP->getNumOperands(); i != e; ++i) { - GEPOps.push_back(GEP->getOperand(i)); - if (PHINode *PN = dyn_cast<PHINode>(GEP->getOperand(i))) - if (PN->getParent() == GEP->getParent()) - GEPOps.back() = APHIOp = PN->getIncomingValueForBlock(Pred); + GEPOps.push_back(GEP->getOperand(i)->DoPHITranslation(CurBB, Pred)); + if (!isa<Constant>(GEPOps.back())) + APHIOp = GEPOps.back(); } // Simplify the GEP to handle 'gep x, 0' -> x etc. @@ -762,9 +761,9 @@ static Value *PHITranslateForPred(Instruction *Inst, BasicBlock *Pred, for (Value::use_iterator UI = APHIOp->use_begin(), E = APHIOp->use_end(); UI != E; ++UI) { if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(*UI)) - if (GEPI->getType() == GEPI->getType() && + if (GEPI->getType() == GEP->getType() && GEPI->getNumOperands() == GEPOps.size() && - GEPI->getParent()->getParent() == Inst->getParent()->getParent()) { + GEPI->getParent()->getParent() == CurBB->getParent()) { bool Mismatch = false; for (unsigned i = 0, e = GEPOps.size(); i != e; ++i) if (GEPI->getOperand(i) != GEPOps[i]) { |