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authorMingming Liu <mingmingl@google.com>2025-09-10 15:25:31 -0700
committerGitHub <noreply@github.com>2025-09-10 15:25:31 -0700
commit1417dafa1db9cb1b2b09438aa9f53ea5ab6e36e2 (patch)
tree57f4b1f313c8cf74eed8819870f39c36ea263c68 /flang/lib/Optimizer/Passes/Pipelines.cpp
parent898b813bc8a6d0276bf0f4769f5f2f64b34e632d (diff)
parentb8cefcb601ddaa18482555c4ff363c01a270c2fe (diff)
Merge branch 'main' into users/mingmingl-llvm/samplefdo-profile-formatusers/mingmingl-llvm/samplefdo-profile-format
Diffstat (limited to 'flang/lib/Optimizer/Passes/Pipelines.cpp')
-rw-r--r--flang/lib/Optimizer/Passes/Pipelines.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/flang/lib/Optimizer/Passes/Pipelines.cpp b/flang/lib/Optimizer/Passes/Pipelines.cpp
index 98f947a1f635..7c2777baebef 100644
--- a/flang/lib/Optimizer/Passes/Pipelines.cpp
+++ b/flang/lib/Optimizer/Passes/Pipelines.cpp
@@ -14,7 +14,7 @@
/// Force setting the no-alias attribute on fuction arguments when possible.
static llvm::cl::opt<bool> forceNoAlias("force-no-alias", llvm::cl::Hidden,
- llvm::cl::init(false));
+ llvm::cl::init(true));
namespace fir {
@@ -217,9 +217,6 @@ void createDefaultFIROptimizerPassPipeline(mlir::PassManager &pm,
pm.addPass(fir::createSimplifyFIROperations(
{/*preferInlineImplementation=*/pc.OptLevel.isOptimizingForSpeed()}));
- if (pc.AliasAnalysis && !disableFirAliasTags && !useOldAliasTags)
- pm.addPass(fir::createAddAliasTags());
-
addNestedPassToAllTopLevelOperations<PassConstructor>(
pm, fir::createStackReclaim);
// convert control flow to CFG form
@@ -345,6 +342,9 @@ void createDefaultFIRCodeGenPassPipeline(mlir::PassManager &pm,
MLIRToLLVMPassPipelineConfig config,
llvm::StringRef inputFilename) {
fir::addBoxedProcedurePass(pm);
+ if (config.OptLevel.isOptimizingForSpeed() && config.AliasAnalysis &&
+ !disableFirAliasTags && !useOldAliasTags)
+ pm.addPass(fir::createAddAliasTags());
addNestedPassToAllTopLevelOperations<PassConstructor>(
pm, fir::createAbstractResultOpt);
addPassToGPUModuleOperations<PassConstructor>(pm,