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make clients have to know how to call getCallSiteDependencyFrom
instead of making getDependencyFrom do it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60647 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -139,6 +139,7 @@ getDependencyFrom(Instruction *QueryInst, BasicBlock::iterator ScanIt,
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// FreeInsts erase the entire structure, not just a field.
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MemSize = ~0UL;
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} else if (isa<CallInst>(QueryInst) || isa<InvokeInst>(QueryInst)) {
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assert(0 && "Should use getCallSiteDependencyFrom!");
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return getCallSiteDependencyFrom(CallSite::get(QueryInst), ScanIt, BB);
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} else {
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// Otherwise, this is a vaarg or non-memory instruction, just return a
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@ -233,7 +234,11 @@ MemDepResult MemoryDependenceAnalysis::getDependency(Instruction *QueryInst) {
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}
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// Do the scan.
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LocalCache = getDependencyFrom(QueryInst, ScanPos, QueryInst->getParent());
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if (!isa<CallInst>(QueryInst) && !isa<InvokeInst>(QueryInst))
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LocalCache = getDependencyFrom(QueryInst, ScanPos, QueryInst->getParent());
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else
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LocalCache = getCallSiteDependencyFrom(CallSite::get(QueryInst), ScanPos,
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QueryInst->getParent());
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// Remember the result!
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if (Instruction *I = LocalCache.getInst())
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@ -341,7 +346,12 @@ MemoryDependenceAnalysis::getNonLocalDependency(Instruction *QueryInst) {
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}
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// Find out if this block has a local dependency for QueryInst.
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MemDepResult Dep = getDependencyFrom(QueryInst, ScanPos, DirtyBB);
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MemDepResult Dep;
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if (!isa<CallInst>(QueryInst) && !isa<InvokeInst>(QueryInst))
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Dep = getDependencyFrom(QueryInst, ScanPos, DirtyBB);
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else
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Dep = getCallSiteDependencyFrom(CallSite::get(QueryInst), ScanPos,
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DirtyBB);
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// If we had a dirty entry for the block, update it. Otherwise, just add
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// a new entry.
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@ -368,6 +378,7 @@ MemoryDependenceAnalysis::getNonLocalDependency(Instruction *QueryInst) {
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return Cache;
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}
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/// removeInstruction - Remove an instruction from the dependence analysis,
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/// updating the dependence of instructions that previously depended on it.
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/// This method attempts to keep the cache coherent using the reverse map.
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