[llvm] e597116 - [NPM] Add implicit basic-aa before other AA
Arthur Eubanks via llvm-commits
llvm-commits at lists.llvm.org
Wed Nov 18 13:48:40 PST 2020
Author: Arthur Eubanks
Date: 2020-11-18T13:48:24-08:00
New Revision: e597116f055d2e82d9179f6edcb49dd015c514c2
URL: https://github.com/llvm/llvm-project/commit/e597116f055d2e82d9179f6edcb49dd015c514c2
DIFF: https://github.com/llvm/llvm-project/commit/e597116f055d2e82d9179f6edcb49dd015c514c2.diff
LOG: [NPM] Add implicit basic-aa before other AA
This matches the legacy AA infra and fixes
llvm/test/ANalysis/TypeBasedAliasAnalysis/precedence.ll under NPM.
Added:
Modified:
llvm/tools/opt/NewPMDriver.cpp
Removed:
################################################################################
diff --git a/llvm/tools/opt/NewPMDriver.cpp b/llvm/tools/opt/NewPMDriver.cpp
index 6d134afc96c3..224a3242eb17 100644
--- a/llvm/tools/opt/NewPMDriver.cpp
+++ b/llvm/tools/opt/NewPMDriver.cpp
@@ -333,16 +333,7 @@ bool llvm::runPassPipeline(StringRef Arg0, Module &M, TargetMachine *TM,
return false;
}
}
- // For compatibility with legacy pass manager.
- // Alias analyses are not specially specified when using the legacy PM.
- for (auto PassName : Passes) {
- if (PB.isAAPassName(PassName)) {
- if (auto Err = PB.parseAAPipeline(AA, PassName)) {
- errs() << Arg0 << ": " << toString(std::move(Err)) << "\n";
- return false;
- }
- }
- }
+
// For compatibility with the legacy PM AA pipeline.
// AAResultsWrapperPass by default provides basic-aa in the legacy PM
// unless -disable-basic-aa is specified.
@@ -355,6 +346,17 @@ bool llvm::runPassPipeline(StringRef Arg0, Module &M, TargetMachine *TM,
}
}
+ // For compatibility with legacy pass manager.
+ // Alias analyses are not specially specified when using the legacy PM.
+ for (auto PassName : Passes) {
+ if (PB.isAAPassName(PassName)) {
+ if (auto Err = PB.parseAAPipeline(AA, PassName)) {
+ errs() << Arg0 << ": " << toString(std::move(Err)) << "\n";
+ return false;
+ }
+ }
+ }
+
LoopAnalysisManager LAM(DebugPM);
FunctionAnalysisManager FAM(DebugPM);
CGSCCAnalysisManager CGAM(DebugPM);
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