[PATCH] D21475: [CFLAA] Summarize interprocedural aliasing information instead of recomputing it at callsite

[Mandeep Singh Grang via llvm-commits]

mgrang added a subscriber: mgrang.

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Comment at: lib/Analysis/CFLAliasAnalysis.cpp:71
@@ +70,3 @@
+/// return value. When the index is 0, they represent the return value. Non-zero
+/// index i represents the i-th parameter
+struct ExternalRelation {
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Comment at: lib/Analysis/CFLAliasAnalysis.cpp:80
@@ -72,3 +79,3 @@
 
-  FunctionInfo(StratifiedSets<Value *> &&S, SmallVector<Value *, 4> &&RV)
-      : Sets(std::move(S)), ReturnedValues(std::move(RV)) {}
+  // RetParamRelations is a collection of ExternalRelations
+  SmallVector<ExternalRelation, 8> RetParamRelations;
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Comment at: lib/Analysis/CFLAliasAnalysis.cpp:111
@@ -103,1 +110,3 @@
 
+/// The maximum number of arguments we can put into a summary
+LLVM_CONSTEXPR unsigned MaxSupportedArgsInSummary = 50;
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http://reviews.llvm.org/D21475