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📄 AMDGPUEmitPrintf.cpp(8.57 KB)
📄 ASanStackFrameLayout.cpp(5.75 KB)
📄 AddDiscriminators.cpp(10.78 KB)
📄 AssumeBundleBuilder.cpp(21.46 KB)
📄 BasicBlockUtils.cpp(51.81 KB)
📄 BreakCriticalEdges.cpp(19.03 KB)
📄 BuildLibCalls.cpp(43.9 KB)
📄 BypassSlowDivision.cpp(17.95 KB)
📄 CallGraphUpdater.cpp(5.76 KB)
📄 CallPromotionUtils.cpp(22.18 KB)
📄 CanonicalizeAliases.cpp(3.18 KB)
📄 CanonicalizeFreezeInLoops.cpp(7.93 KB)
📄 CloneFunction.cpp(34.49 KB)
📄 CloneModule.cpp(7.93 KB)
📄 CodeExtractor.cpp(65.69 KB)
📄 CodeMoverUtils.cpp(15.82 KB)
📄 CtorUtils.cpp(5.1 KB)
📄 Debugify.cpp(17.78 KB)
📄 DemoteRegToStack.cpp(6.1 KB)
📄 EntryExitInstrumenter.cpp(5.83 KB)
📄 EscapeEnumerator.cpp(2.96 KB)
📄 Evaluator.cpp(27.98 KB)
📄 FixIrreducible.cpp(12.68 KB)
📄 FlattenCFG.cpp(16.99 KB)
📄 FunctionComparator.cpp(34.36 KB)
📄 FunctionImportUtils.cpp(13.8 KB)
📄 GlobalStatus.cpp(7.23 KB)
📄 GuardUtils.cpp(4.76 KB)
📄 ImportedFunctionsInliningStatistics.cpp(7.67 KB)
📄 InjectTLIMappings.cpp(6.62 KB)
📄 InlineFunction.cpp(103.28 KB)
📄 InstructionNamer.cpp(1.98 KB)
📄 IntegerDivision.cpp(26.17 KB)
📄 LCSSA.cpp(18.72 KB)
📄 LibCallsShrinkWrap.cpp(18.68 KB)
📄 Local.cpp(114.96 KB)
📄 LoopRotationUtils.cpp(29.47 KB)
📄 LoopSimplify.cpp(36.13 KB)
📄 LoopUnroll.cpp(38.07 KB)
📄 LoopUnrollAndJam.cpp(37.71 KB)
📄 LoopUnrollPeel.cpp(31.88 KB)
📄 LoopUnrollRuntime.cpp(40.17 KB)
📄 LoopUtils.cpp(65.03 KB)
📄 LoopVersioning.cpp(12.42 KB)
📄 LowerInvoke.cpp(3.3 KB)
📄 LowerMemIntrinsics.cpp(20.41 KB)
📄 LowerSwitch.cpp(23.46 KB)
📄 Mem2Reg.cpp(3.71 KB)
📄 MetaRenamer.cpp(5.29 KB)
📄 MisExpect.cpp(6.97 KB)
📄 ModuleUtils.cpp(10.99 KB)
📄 NameAnonGlobals.cpp(3.33 KB)
📄 PredicateInfo.cpp(36.79 KB)
📄 PromoteMemoryToRegister.cpp(37.26 KB)
📄 SSAUpdater.cpp(16.72 KB)
📄 SSAUpdaterBulk.cpp(7.46 KB)
📄 SanitizerStats.cpp(4.08 KB)
📄 ScalarEvolutionExpander.cpp(101.25 KB)
📄 SimplifyCFG.cpp(238.13 KB)
📄 SimplifyIndVar.cpp(34.53 KB)
📄 SimplifyLibCalls.cpp(122.25 KB)
📄 SizeOpts.cpp(5.08 KB)
📄 SplitModule.cpp(9.67 KB)
📄 StripGCRelocates.cpp(2.86 KB)
📄 StripNonLineTableDebugInfo.cpp(1.4 KB)
📄 SymbolRewriter.cpp(18.82 KB)
📄 UnifyFunctionExitNodes.cpp(4.42 KB)
📄 UnifyLoopExits.cpp(8.16 KB)
📄 UniqueInternalLinkageNames.cpp(2.91 KB)
📄 Utils.cpp(2.53 KB)
📄 VNCoercion.cpp(25.89 KB)
📄 ValueMapper.cpp(38.06 KB)

Editing: SizeOpts.cpp

//===-- SizeOpts.cpp - code size optimization related code ----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains some shared code size optimization related code.
//
//===----------------------------------------------------------------------===//

#include "llvm/Transforms/Utils/SizeOpts.h"

using namespace llvm;

cl::opt<bool> EnablePGSO(
    "pgso", cl::Hidden, cl::init(true),
    cl::desc("Enable the profile guided size optimizations. "));

cl::opt<bool> PGSOLargeWorkingSetSizeOnly(
    "pgso-lwss-only", cl::Hidden, cl::init(true),
    cl::desc("Apply the profile guided size optimizations only "
             "if the working set size is large (except for cold code.)"));

cl::opt<bool> PGSOColdCodeOnly(
    "pgso-cold-code-only", cl::Hidden, cl::init(false),
    cl::desc("Apply the profile guided size optimizations only "
             "to cold code."));

cl::opt<bool> PGSOColdCodeOnlyForInstrPGO(
    "pgso-cold-code-only-for-instr-pgo", cl::Hidden, cl::init(false),
    cl::desc("Apply the profile guided size optimizations only "
             "to cold code under instrumentation PGO."));

cl::opt<bool> PGSOColdCodeOnlyForSamplePGO(
    "pgso-cold-code-only-for-sample-pgo", cl::Hidden, cl::init(false),
    cl::desc("Apply the profile guided size optimizations only "
             "to cold code under sample PGO."));

cl::opt<bool> PGSOColdCodeOnlyForPartialSamplePGO(
    "pgso-cold-code-only-for-partial-sample-pgo", cl::Hidden, cl::init(false),
    cl::desc("Apply the profile guided size optimizations only "
             "to cold code under partial-profile sample PGO."));

cl::opt<bool> PGSOIRPassOrTestOnly(
    "pgso-ir-pass-or-test-only", cl::Hidden, cl::init(false),
    cl::desc("Apply the profile guided size optimizations only"
             "to the IR passes or tests."));

cl::opt<bool> ForcePGSO(
    "force-pgso", cl::Hidden, cl::init(false),
    cl::desc("Force the (profiled-guided) size optimizations. "));

cl::opt<int> PgsoCutoffInstrProf(
    "pgso-cutoff-instr-prof", cl::Hidden, cl::init(950000), cl::ZeroOrMore,
    cl::desc("The profile guided size optimization profile summary cutoff "
             "for instrumentation profile."));

cl::opt<int> PgsoCutoffSampleProf(
    "pgso-cutoff-sample-prof", cl::Hidden, cl::init(990000), cl::ZeroOrMore,
    cl::desc("The profile guided size optimization profile summary cutoff "
             "for sample profile."));

namespace {
struct BasicBlockBFIAdapter {
  static bool isFunctionColdInCallGraph(const Function *F,
                                        ProfileSummaryInfo *PSI,
                                        BlockFrequencyInfo &BFI) {
    return PSI->isFunctionColdInCallGraph(F, BFI);
  }
  static bool isFunctionHotInCallGraphNthPercentile(int CutOff,
                                                    const Function *F,
                                                    ProfileSummaryInfo *PSI,
                                                    BlockFrequencyInfo &BFI) {
    return PSI->isFunctionHotInCallGraphNthPercentile(CutOff, F, BFI);
  }
  static bool isFunctionColdInCallGraphNthPercentile(int CutOff,
                                                     const Function *F,
                                                     ProfileSummaryInfo *PSI,
                                                     BlockFrequencyInfo &BFI) {
    return PSI->isFunctionColdInCallGraphNthPercentile(CutOff, F, BFI);
  }
  static bool isColdBlock(const BasicBlock *BB,
                          ProfileSummaryInfo *PSI,
                          BlockFrequencyInfo *BFI) {
    return PSI->isColdBlock(BB, BFI);
  }
  static bool isHotBlockNthPercentile(int CutOff,
                                      const BasicBlock *BB,
                                      ProfileSummaryInfo *PSI,
                                      BlockFrequencyInfo *BFI) {
    return PSI->isHotBlockNthPercentile(CutOff, BB, BFI);
  }
  static bool isColdBlockNthPercentile(int CutOff, const BasicBlock *BB,
                                       ProfileSummaryInfo *PSI,
                                       BlockFrequencyInfo *BFI) {
    return PSI->isColdBlockNthPercentile(CutOff, BB, BFI);
  }
};
} // end anonymous namespace

bool llvm::shouldOptimizeForSize(const Function *F, ProfileSummaryInfo *PSI,
                                 BlockFrequencyInfo *BFI,
                                 PGSOQueryType QueryType) {
  return shouldFuncOptimizeForSizeImpl<BasicBlockBFIAdapter>(F, PSI, BFI,
                                                             QueryType);
}

bool llvm::shouldOptimizeForSize(const BasicBlock *BB, ProfileSummaryInfo *PSI,
                                 BlockFrequencyInfo *BFI,
                                 PGSOQueryType QueryType) {
  assert(BB);
  return shouldOptimizeForSizeImpl<BasicBlockBFIAdapter>(BB, PSI, BFI,
                                                         QueryType);
}

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Editing: SizeOpts.cpp

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