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[Polly] Remove CodegenCleanupPass.
The pass uses a bunch of deprecated legacy passes and appears unused. Remove it to unblock removing legacy passes. Fixes https://github.com/llvm/llvm-project/issues/60852 Reviewed By: Meinersbur Differential Revision: https://reviews.llvm.org/D144332
This commit is contained in:
Florian Hahn
parent
736e788c58
commit
934c82d318
@ -1,17 +0,0 @@
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#ifndef POLLY_CODEGENCLEANUP_H
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#define POLLY_CODEGENCLEANUP_H
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namespace llvm {
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class FunctionPass;
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class PassRegistry;
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} // namespace llvm
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namespace polly {
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llvm::FunctionPass *createCodegenCleanupPass();
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} // namespace polly
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namespace llvm {
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void initializeCodegenCleanupPass(llvm::PassRegistry &);
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} // namespace llvm
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#endif
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@ -72,7 +72,6 @@ add_llvm_pass_plugin(Polly
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CodeGen/IRBuilder.cpp
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CodeGen/Utils.cpp
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CodeGen/RuntimeDebugBuilder.cpp
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CodeGen/CodegenCleanup.cpp
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CodeGen/PerfMonitor.cpp
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${GPGPU_CODEGEN_FILES}
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Exchange/JSONExporter.cpp
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@ -1,138 +0,0 @@
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//===- CodegenCleanup.cpp -------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "polly/CodeGen/CodegenCleanup.h"
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#include "llvm/Analysis/ScopedNoAliasAA.h"
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#include "llvm/Analysis/TypeBasedAliasAnalysis.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/LegacyPassManager.h"
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#include "llvm/Pass.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Transforms/InstCombine/InstCombine.h"
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#include "llvm/Transforms/Scalar.h"
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#include "llvm/Transforms/Scalar/GVN.h"
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#include "llvm/Transforms/Scalar/SimpleLoopUnswitch.h"
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#include "llvm/Transforms/Utils.h"
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#define DEBUG_TYPE "polly-cleanup"
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using namespace llvm;
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using namespace polly;
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namespace {
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class CodegenCleanup final : public FunctionPass {
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private:
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CodegenCleanup(const CodegenCleanup &) = delete;
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const CodegenCleanup &operator=(const CodegenCleanup &) = delete;
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llvm::legacy::FunctionPassManager *FPM;
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public:
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static char ID;
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explicit CodegenCleanup() : FunctionPass(ID), FPM(nullptr) {}
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/// @name FunctionPass interface
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//@{
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void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {}
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bool doInitialization(Module &M) override {
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assert(!FPM);
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FPM = new llvm::legacy::FunctionPassManager(&M);
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// TODO: How to make parent passes discoverable?
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// TODO: Should be sensitive to compiler options in PassManagerBuilder, to
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// which we do not have access here.
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FPM->add(createScopedNoAliasAAWrapperPass());
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FPM->add(createTypeBasedAAWrapperPass());
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FPM->add(createAAResultsWrapperPass());
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// TODO: These are non-conditional passes that run between
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// EP_ModuleOptimizerEarly and EP_VectorizerStart just to ensure we do not
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// miss any optimization that would have run after Polly with
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// -polly-position=early. This can probably be reduced to a more compact set
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// of passes.
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FPM->add(createCFGSimplificationPass());
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FPM->add(createSROAPass());
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FPM->add(createEarlyCSEPass());
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FPM->add(createPromoteMemoryToRegisterPass());
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FPM->add(createInstructionCombiningPass(true));
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FPM->add(createCFGSimplificationPass());
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FPM->add(createSROAPass());
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FPM->add(createEarlyCSEPass(true));
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FPM->add(createSpeculativeExecutionIfHasBranchDivergencePass());
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FPM->add(createJumpThreadingPass());
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FPM->add(createCorrelatedValuePropagationPass());
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FPM->add(createCFGSimplificationPass());
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FPM->add(createInstructionCombiningPass(true));
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FPM->add(createLibCallsShrinkWrapPass());
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FPM->add(createTailCallEliminationPass());
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FPM->add(createCFGSimplificationPass());
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FPM->add(createReassociatePass());
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FPM->add(createLoopRotatePass(-1));
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FPM->add(createGVNPass());
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FPM->add(createLICMPass());
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FPM->add(createSimpleLoopUnswitchLegacyPass());
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FPM->add(createCFGSimplificationPass());
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FPM->add(createInstructionCombiningPass(true));
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FPM->add(createIndVarSimplifyPass());
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FPM->add(createCFGSimplificationPass());
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FPM->add(createSimpleLoopUnrollPass(3));
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FPM->add(createMergedLoadStoreMotionPass());
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FPM->add(createGVNPass());
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FPM->add(createMemCpyOptPass());
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FPM->add(createSCCPPass());
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FPM->add(createBitTrackingDCEPass());
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FPM->add(createInstructionCombiningPass(true));
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FPM->add(createJumpThreadingPass());
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FPM->add(createCorrelatedValuePropagationPass());
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FPM->add(createDeadStoreEliminationPass());
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FPM->add(createLICMPass());
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FPM->add(createAggressiveDCEPass());
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FPM->add(createCFGSimplificationPass());
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FPM->add(createInstructionCombiningPass(true));
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FPM->add(createFloat2IntPass());
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return FPM->doInitialization();
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}
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bool doFinalization(Module &M) override {
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bool Result = FPM->doFinalization();
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delete FPM;
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FPM = nullptr;
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return Result;
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}
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bool runOnFunction(llvm::Function &F) override {
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if (!F.hasFnAttribute("polly-optimized")) {
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LLVM_DEBUG(
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dbgs() << F.getName()
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<< ": Skipping cleanup because Polly did not optimize it.");
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return false;
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}
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LLVM_DEBUG(dbgs() << F.getName() << ": Running codegen cleanup...");
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return FPM->run(F);
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}
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//@}
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};
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char CodegenCleanup::ID;
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} // namespace
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FunctionPass *polly::createCodegenCleanupPass() { return new CodegenCleanup(); }
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INITIALIZE_PASS_BEGIN(CodegenCleanup, "polly-cleanup",
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"Polly - Cleanup after code generation", false, false)
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INITIALIZE_PASS_END(CodegenCleanup, "polly-cleanup",
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"Polly - Cleanup after code generation", false, false)
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@ -21,7 +21,6 @@
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#include "polly/RegisterPasses.h"
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#include "polly/Canonicalization.h"
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#include "polly/CodeGen/CodeGeneration.h"
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#include "polly/CodeGen/CodegenCleanup.h"
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#include "polly/CodeGen/IslAst.h"
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#include "polly/CodePreparation.h"
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#include "polly/DeLICM.h"
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@ -251,7 +250,6 @@ void initializePollyPasses(llvm::PassRegistry &Registry) {
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initializeScopInfoPrinterLegacyRegionPassPass(Registry);
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initializeScopInfoWrapperPassPass(Registry);
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initializeScopInfoPrinterLegacyFunctionPassPass(Registry);
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initializeCodegenCleanupPass(Registry);
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initializeFlattenSchedulePass(Registry);
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initializeFlattenSchedulePrinterLegacyPassPass(Registry);
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initializeForwardOpTreeWrapperPassPass(Registry);
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