From b7742df4208283e742569478c2bc145c54d488fe Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Wed, 17 Jun 2015 07:21:41 +0000 Subject: [PATCH] [PM/AA] Suffix lots of member variables that directly use enumeration names for counts with the word 'Count' to make them less ambiguous. This will be an actual error if we use unscoped enums for any of these, and generally this seems much clearer to read. Also, use clang-format to normalize the formatting of this code which seems to have been needlessly odd. No functionality changed here. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239887 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Analysis/AliasAnalysisEvaluator.cpp | 120 ++++++++++++++---------- 1 file changed, 72 insertions(+), 48 deletions(-) diff --git a/lib/Analysis/AliasAnalysisEvaluator.cpp b/lib/Analysis/AliasAnalysisEvaluator.cpp index 079850c7a03..efbce0daa45 100644 --- a/lib/Analysis/AliasAnalysisEvaluator.cpp +++ b/lib/Analysis/AliasAnalysisEvaluator.cpp @@ -47,8 +47,8 @@ static cl::opt EvalAAMD("evaluate-aa-metadata", cl::ReallyHidden); namespace { class AAEval : public FunctionPass { - unsigned NoAlias, MayAlias, PartialAlias, MustAlias; - unsigned NoModRef, Mod, Ref, ModRef; + unsigned NoAliasCount, MayAliasCount, PartialAliasCount, MustAliasCount; + unsigned NoModRefCount, ModCount, RefCount, ModRefCount; public: static char ID; // Pass identification, replacement for typeid @@ -62,8 +62,8 @@ namespace { } bool doInitialization(Module &M) override { - NoAlias = MayAlias = PartialAlias = MustAlias = 0; - NoModRef = Mod = Ref = ModRef = 0; + NoAliasCount = MayAliasCount = PartialAliasCount = MustAliasCount = 0; + NoModRefCount = ModCount = RefCount = ModRefCount = 0; if (PrintAll) { PrintNoAlias = PrintMayAlias = true; @@ -198,17 +198,21 @@ bool AAEval::runOnFunction(Function &F) { switch (AA.alias(*I1, I1Size, *I2, I2Size)) { case AliasAnalysis::NoAlias: PrintResults("NoAlias", PrintNoAlias, *I1, *I2, F.getParent()); - ++NoAlias; break; + ++NoAliasCount; + break; case AliasAnalysis::MayAlias: PrintResults("MayAlias", PrintMayAlias, *I1, *I2, F.getParent()); - ++MayAlias; break; + ++MayAliasCount; + break; case AliasAnalysis::PartialAlias: PrintResults("PartialAlias", PrintPartialAlias, *I1, *I2, F.getParent()); - ++PartialAlias; break; + ++PartialAliasCount; + break; case AliasAnalysis::MustAlias: PrintResults("MustAlias", PrintMustAlias, *I1, *I2, F.getParent()); - ++MustAlias; break; + ++MustAliasCount; + break; } } } @@ -224,19 +228,23 @@ bool AAEval::runOnFunction(Function &F) { case AliasAnalysis::NoAlias: PrintLoadStoreResults("NoAlias", PrintNoAlias, *I1, *I2, F.getParent()); - ++NoAlias; break; + ++NoAliasCount; + break; case AliasAnalysis::MayAlias: PrintLoadStoreResults("MayAlias", PrintMayAlias, *I1, *I2, F.getParent()); - ++MayAlias; break; + ++MayAliasCount; + break; case AliasAnalysis::PartialAlias: PrintLoadStoreResults("PartialAlias", PrintPartialAlias, *I1, *I2, F.getParent()); - ++PartialAlias; break; + ++PartialAliasCount; + break; case AliasAnalysis::MustAlias: PrintLoadStoreResults("MustAlias", PrintMustAlias, *I1, *I2, F.getParent()); - ++MustAlias; break; + ++MustAliasCount; + break; } } } @@ -250,19 +258,23 @@ bool AAEval::runOnFunction(Function &F) { case AliasAnalysis::NoAlias: PrintLoadStoreResults("NoAlias", PrintNoAlias, *I1, *I2, F.getParent()); - ++NoAlias; break; + ++NoAliasCount; + break; case AliasAnalysis::MayAlias: PrintLoadStoreResults("MayAlias", PrintMayAlias, *I1, *I2, F.getParent()); - ++MayAlias; break; + ++MayAliasCount; + break; case AliasAnalysis::PartialAlias: PrintLoadStoreResults("PartialAlias", PrintPartialAlias, *I1, *I2, F.getParent()); - ++PartialAlias; break; + ++PartialAliasCount; + break; case AliasAnalysis::MustAlias: PrintLoadStoreResults("MustAlias", PrintMustAlias, *I1, *I2, F.getParent()); - ++MustAlias; break; + ++MustAliasCount; + break; } } } @@ -282,16 +294,20 @@ bool AAEval::runOnFunction(Function &F) { switch (AA.getModRefInfo(*C, *V, Size)) { case AliasAnalysis::NoModRef: PrintModRefResults("NoModRef", PrintNoModRef, I, *V, F.getParent()); - ++NoModRef; break; + ++NoModRefCount; + break; case AliasAnalysis::Mod: PrintModRefResults("Just Mod", PrintMod, I, *V, F.getParent()); - ++Mod; break; + ++ModCount; + break; case AliasAnalysis::Ref: PrintModRefResults("Just Ref", PrintRef, I, *V, F.getParent()); - ++Ref; break; + ++RefCount; + break; case AliasAnalysis::ModRef: PrintModRefResults("Both ModRef", PrintModRef, I, *V, F.getParent()); - ++ModRef; break; + ++ModRefCount; + break; } } } @@ -305,16 +321,20 @@ bool AAEval::runOnFunction(Function &F) { switch (AA.getModRefInfo(*C, *D)) { case AliasAnalysis::NoModRef: PrintModRefResults("NoModRef", PrintNoModRef, *C, *D, F.getParent()); - ++NoModRef; break; + ++NoModRefCount; + break; case AliasAnalysis::Mod: PrintModRefResults("Just Mod", PrintMod, *C, *D, F.getParent()); - ++Mod; break; + ++ModCount; + break; case AliasAnalysis::Ref: PrintModRefResults("Just Ref", PrintRef, *C, *D, F.getParent()); - ++Ref; break; + ++RefCount; + break; case AliasAnalysis::ModRef: PrintModRefResults("Both ModRef", PrintModRef, *C, *D, F.getParent()); - ++ModRef; break; + ++ModRefCount; + break; } } } @@ -328,43 +348,47 @@ static void PrintPercent(unsigned Num, unsigned Sum) { } bool AAEval::doFinalization(Module &M) { - unsigned AliasSum = NoAlias + MayAlias + PartialAlias + MustAlias; + unsigned AliasSum = + NoAliasCount + MayAliasCount + PartialAliasCount + MustAliasCount; errs() << "===== Alias Analysis Evaluator Report =====\n"; if (AliasSum == 0) { errs() << " Alias Analysis Evaluator Summary: No pointers!\n"; } else { errs() << " " << AliasSum << " Total Alias Queries Performed\n"; - errs() << " " << NoAlias << " no alias responses "; - PrintPercent(NoAlias, AliasSum); - errs() << " " << MayAlias << " may alias responses "; - PrintPercent(MayAlias, AliasSum); - errs() << " " << PartialAlias << " partial alias responses "; - PrintPercent(PartialAlias, AliasSum); - errs() << " " << MustAlias << " must alias responses "; - PrintPercent(MustAlias, AliasSum); + errs() << " " << NoAliasCount << " no alias responses "; + PrintPercent(NoAliasCount, AliasSum); + errs() << " " << MayAliasCount << " may alias responses "; + PrintPercent(MayAliasCount, AliasSum); + errs() << " " << PartialAliasCount << " partial alias responses "; + PrintPercent(PartialAliasCount, AliasSum); + errs() << " " << MustAliasCount << " must alias responses "; + PrintPercent(MustAliasCount, AliasSum); errs() << " Alias Analysis Evaluator Pointer Alias Summary: " - << NoAlias*100/AliasSum << "%/" << MayAlias*100/AliasSum << "%/" - << PartialAlias*100/AliasSum << "%/" - << MustAlias*100/AliasSum << "%\n"; + << NoAliasCount * 100 / AliasSum << "%/" + << MayAliasCount * 100 / AliasSum << "%/" + << PartialAliasCount * 100 / AliasSum << "%/" + << MustAliasCount * 100 / AliasSum << "%\n"; } // Display the summary for mod/ref analysis - unsigned ModRefSum = NoModRef + Mod + Ref + ModRef; + unsigned ModRefSum = NoModRefCount + ModCount + RefCount + ModRefCount; if (ModRefSum == 0) { - errs() << " Alias Analysis Mod/Ref Evaluator Summary: no mod/ref!\n"; + errs() << " Alias Analysis Mod/Ref Evaluator Summary: no " + "mod/ref!\n"; } else { errs() << " " << ModRefSum << " Total ModRef Queries Performed\n"; - errs() << " " << NoModRef << " no mod/ref responses "; - PrintPercent(NoModRef, ModRefSum); - errs() << " " << Mod << " mod responses "; - PrintPercent(Mod, ModRefSum); - errs() << " " << Ref << " ref responses "; - PrintPercent(Ref, ModRefSum); - errs() << " " << ModRef << " mod & ref responses "; - PrintPercent(ModRef, ModRefSum); + errs() << " " << NoModRefCount << " no mod/ref responses "; + PrintPercent(NoModRefCount, ModRefSum); + errs() << " " << ModCount << " mod responses "; + PrintPercent(ModCount, ModRefSum); + errs() << " " << RefCount << " ref responses "; + PrintPercent(RefCount, ModRefSum); + errs() << " " << ModRefCount << " mod & ref responses "; + PrintPercent(ModRefCount, ModRefSum); errs() << " Alias Analysis Evaluator Mod/Ref Summary: " - << NoModRef*100/ModRefSum << "%/" << Mod*100/ModRefSum << "%/" - << Ref*100/ModRefSum << "%/" << ModRef*100/ModRefSum << "%\n"; + << NoModRefCount * 100 / ModRefSum << "%/" + << ModCount * 100 / ModRefSum << "%/" << RefCount * 100 / ModRefSum + << "%/" << ModRefCount * 100 / ModRefSum << "%\n"; } return false; -- 2.34.1