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1//===- ProfileSummaryInfoTest.cpp - ProfileSummaryInfo unit tests ---------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/Analysis/ProfileSummaryInfo.h"10#include "llvm/Analysis/BlockFrequencyInfo.h"11#include "llvm/Analysis/BranchProbabilityInfo.h"12#include "llvm/Analysis/LoopInfo.h"13#include "llvm/AsmParser/Parser.h"14#include "llvm/IR/BasicBlock.h"15#include "llvm/IR/Dominators.h"16#include "llvm/IR/Function.h"17#include "llvm/IR/LLVMContext.h"18#include "llvm/IR/MDBuilder.h"19#include "llvm/IR/Module.h"20#include "llvm/Support/CommandLine.h"21#include "llvm/Support/Compiler.h"22#include "llvm/Support/DataTypes.h"23#include "llvm/Support/FormatVariadic.h"24#include "llvm/Support/SourceMgr.h"25#include "llvm/Support/raw_ostream.h"26#include "gtest/gtest.h"27 28namespace llvm {29 30LLVM_ABI extern cl::opt<bool> ScalePartialSampleProfileWorkingSetSize;31 32namespace {33 34class ProfileSummaryInfoTest : public testing::Test {35protected:36  LLVMContext C;37  std::unique_ptr<BranchProbabilityInfo> BPI;38  std::unique_ptr<DominatorTree> DT;39  std::unique_ptr<LoopInfo> LI;40 41  ProfileSummaryInfo buildPSI(Module *M) {42    return ProfileSummaryInfo(*M);43  }44  BlockFrequencyInfo buildBFI(Function &F) {45    DT.reset(new DominatorTree(F));46    LI.reset(new LoopInfo(*DT));47    BPI.reset(new BranchProbabilityInfo(F, *LI));48    return BlockFrequencyInfo(F, *BPI, *LI);49  }50  std::unique_ptr<Module> makeLLVMModule(const char *ProfKind = nullptr,51                                         uint64_t NumCounts = 3,52                                         uint64_t IsPartialProfile = 0,53                                         double PartialProfileRatio = 0.0,54                                         uint64_t HotNumCounts = 3,55                                         uint64_t ColdNumCounts = 10) {56    const char *ModuleString =57        "define i32 @g(i32 %x) !prof !21 {{\n"58        "  ret i32 0\n"59        "}\n"60        "define i32 @h(i32 %x) !prof !22 {{\n"61        "  ret i32 0\n"62        "}\n"63        "define i32 @f(i32 %x) !prof !20 {{\n"64        "bb0:\n"65        "  %y1 = icmp eq i32 %x, 0 \n"66        "  br i1 %y1, label %bb1, label %bb2, !prof !23 \n"67        "bb1:\n"68        "  %z1 = call i32 @g(i32 %x)\n"69        "  br label %bb3\n"70        "bb2:\n"71        "  %z2 = call i32 @h(i32 %x)\n"72        "  br label %bb3\n"73        "bb3:\n"74        "  %y2 = phi i32 [0, %bb1], [1, %bb2] \n"75        "  ret i32 %y2\n"76        "}\n"77        "define i32 @l(i32 %x) {{\n"78        "bb0:\n"79        "  %y1 = icmp eq i32 %x, 0 \n"80        "  br i1 %y1, label %bb1, label %bb2, !prof !23 \n"81        "bb1:\n"82        "  %z1 = call i32 @g(i32 %x)\n"83        "  br label %bb3\n"84        "bb2:\n"85        "  %z2 = call i32 @h(i32 %x)\n"86        "  br label %bb3\n"87        "bb3:\n"88        "  %y2 = phi i32 [0, %bb1], [1, %bb2] \n"89        "  ret i32 %y2\n"90        "}\n"91        "!20 = !{{!\"function_entry_count\", i64 400}\n"92        "!21 = !{{!\"function_entry_count\", i64 1}\n"93        "!22 = !{{!\"function_entry_count\", i64 100}\n"94        "!23 = !{{!\"branch_weights\", i32 64, i32 4}\n"95        "{0}";96    const char *SummaryString =97        "!llvm.module.flags = !{{!1}\n"98        "!1 = !{{i32 1, !\"ProfileSummary\", !2}\n"99        "!2 = !{{!3, !4, !5, !6, !7, !8, !9, !10, !11, !12}\n"100        "!3 = !{{!\"ProfileFormat\", !\"{0}\"}\n"101        "!4 = !{{!\"TotalCount\", i64 10000}\n"102        "!5 = !{{!\"MaxCount\", i64 10}\n"103        "!6 = !{{!\"MaxInternalCount\", i64 1}\n"104        "!7 = !{{!\"MaxFunctionCount\", i64 1000}\n"105        "!8 = !{{!\"NumCounts\", i64 {1}}\n"106        "!9 = !{{!\"NumFunctions\", i64 3}\n"107        "!10 = !{{!\"IsPartialProfile\", i64 {2}}\n"108        "!11 = !{{!\"PartialProfileRatio\", double {3}}\n"109        "!12 = !{{!\"DetailedSummary\", !13}\n"110        "!13 = !{{!14, !15, !16}\n"111        "!14 = !{{i32 10000, i64 1000, i32 1}\n"112        "!15 = !{{i32 990000, i64 300, i32 {4}}\n"113        "!16 = !{{i32 999999, i64 5, i32 {5}}\n";114    SMDiagnostic Err;115    if (ProfKind) {116      auto Summary =117          formatv(SummaryString, ProfKind, NumCounts, IsPartialProfile,118                  PartialProfileRatio, HotNumCounts, ColdNumCounts)119              .str();120      return parseAssemblyString(formatv(ModuleString, Summary).str(), Err, C);121    } else122      return parseAssemblyString(formatv(ModuleString, "").str(), Err, C);123  }124};125 126TEST_F(ProfileSummaryInfoTest, TestNoProfile) {127  auto M = makeLLVMModule(/*ProfKind=*/nullptr);128  Function *F = M->getFunction("f");129 130  ProfileSummaryInfo PSI = buildPSI(M.get());131  EXPECT_FALSE(PSI.hasProfileSummary());132  EXPECT_FALSE(PSI.hasSampleProfile());133  EXPECT_FALSE(PSI.hasInstrumentationProfile());134  // In the absence of profiles, is{Hot|Cold}X methods should always return135  // false.136  EXPECT_FALSE(PSI.isHotCount(1000));137  EXPECT_FALSE(PSI.isHotCount(0));138  EXPECT_FALSE(PSI.isColdCount(1000));139  EXPECT_FALSE(PSI.isColdCount(0));140 141  EXPECT_FALSE(PSI.isFunctionEntryHot(F));142  EXPECT_FALSE(PSI.isFunctionEntryCold(F));143 144  BasicBlock &BB0 = F->getEntryBlock();145  BasicBlock *BB1 = BB0.getTerminator()->getSuccessor(0);146 147  BlockFrequencyInfo BFI = buildBFI(*F);148  EXPECT_FALSE(PSI.isHotBlock(&BB0, &BFI));149  EXPECT_FALSE(PSI.isColdBlock(&BB0, &BFI));150 151  CallBase &CS1 = cast<CallBase>(*BB1->getFirstNonPHIIt());152  EXPECT_FALSE(PSI.isHotCallSite(CS1, &BFI));153  EXPECT_FALSE(PSI.isColdCallSite(CS1, &BFI));154}155TEST_F(ProfileSummaryInfoTest, TestCommon) {156  auto M = makeLLVMModule("InstrProf");157  Function *F = M->getFunction("f");158  Function *G = M->getFunction("g");159  Function *H = M->getFunction("h");160 161  ProfileSummaryInfo PSI = buildPSI(M.get());162  EXPECT_TRUE(PSI.hasProfileSummary());163  EXPECT_TRUE(PSI.isHotCount(400));164  EXPECT_TRUE(PSI.isColdCount(2));165  EXPECT_FALSE(PSI.isColdCount(100));166  EXPECT_FALSE(PSI.isHotCount(100));167 168  EXPECT_TRUE(PSI.isHotCountNthPercentile(990000, 400));169  EXPECT_FALSE(PSI.isHotCountNthPercentile(990000, 100));170  EXPECT_FALSE(PSI.isHotCountNthPercentile(990000, 2));171 172  EXPECT_FALSE(PSI.isColdCountNthPercentile(990000, 400));173  EXPECT_TRUE(PSI.isColdCountNthPercentile(990000, 100));174  EXPECT_TRUE(PSI.isColdCountNthPercentile(990000, 2));175 176  EXPECT_TRUE(PSI.isHotCountNthPercentile(999999, 400));177  EXPECT_TRUE(PSI.isHotCountNthPercentile(999999, 100));178  EXPECT_FALSE(PSI.isHotCountNthPercentile(999999, 2));179 180  EXPECT_FALSE(PSI.isColdCountNthPercentile(999999, 400));181  EXPECT_FALSE(PSI.isColdCountNthPercentile(999999, 100));182  EXPECT_TRUE(PSI.isColdCountNthPercentile(999999, 2));183 184  EXPECT_FALSE(PSI.isHotCountNthPercentile(10000, 400));185  EXPECT_FALSE(PSI.isHotCountNthPercentile(10000, 100));186  EXPECT_FALSE(PSI.isHotCountNthPercentile(10000, 2));187 188  EXPECT_TRUE(PSI.isColdCountNthPercentile(10000, 400));189  EXPECT_TRUE(PSI.isColdCountNthPercentile(10000, 100));190  EXPECT_TRUE(PSI.isColdCountNthPercentile(10000, 2));191 192  EXPECT_TRUE(PSI.isFunctionEntryHot(F));193  EXPECT_FALSE(PSI.isFunctionEntryHot(G));194  EXPECT_FALSE(PSI.isFunctionEntryHot(H));195}196 197TEST_F(ProfileSummaryInfoTest, InstrProf) {198  auto M = makeLLVMModule("InstrProf");199  Function *F = M->getFunction("f");200  ProfileSummaryInfo PSI = buildPSI(M.get());201  EXPECT_TRUE(PSI.hasProfileSummary());202  EXPECT_TRUE(PSI.hasInstrumentationProfile());203 204  BasicBlock &BB0 = F->getEntryBlock();205  BasicBlock *BB1 = BB0.getTerminator()->getSuccessor(0);206  BasicBlock *BB2 = BB0.getTerminator()->getSuccessor(1);207  BasicBlock *BB3 = BB1->getSingleSuccessor();208 209  BlockFrequencyInfo BFI = buildBFI(*F);210  EXPECT_TRUE(PSI.isHotBlock(&BB0, &BFI));211  EXPECT_TRUE(PSI.isHotBlock(BB1, &BFI));212  EXPECT_FALSE(PSI.isHotBlock(BB2, &BFI));213  EXPECT_TRUE(PSI.isHotBlock(BB3, &BFI));214 215  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, &BB0, &BFI));216  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, BB1, &BFI));217  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB2, &BFI));218  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, BB3, &BFI));219 220  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, &BB0, &BFI));221  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB1, &BFI));222  EXPECT_TRUE(PSI.isColdBlockNthPercentile(990000, BB2, &BFI));223  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB3, &BFI));224 225  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, &BB0, &BFI));226  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB1, &BFI));227  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB2, &BFI));228  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB3, &BFI));229 230  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, &BB0, &BFI));231  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB1, &BFI));232  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB2, &BFI));233  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB3, &BFI));234 235  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, &BB0, &BFI));236  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB1, &BFI));237  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB2, &BFI));238  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB3, &BFI));239 240  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, &BB0, &BFI));241  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB1, &BFI));242  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB2, &BFI));243  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB3, &BFI));244 245  CallBase &CS1 = cast<CallBase>(*BB1->getFirstNonPHIIt());246  BasicBlock::iterator CI2 = BB2->getFirstNonPHIIt();247  CallBase &CS2 = cast<CallBase>(*CI2);248 249  EXPECT_TRUE(PSI.isHotCallSite(CS1, &BFI));250  EXPECT_FALSE(PSI.isHotCallSite(CS2, &BFI));251 252  // Test that adding an MD_prof metadata with a hot count on CS2 does not253  // change its hotness as it has no effect in instrumented profiling.254  MDBuilder MDB(M->getContext());255  CI2->setMetadata(llvm::LLVMContext::MD_prof, MDB.createBranchWeights({400}));256  EXPECT_FALSE(PSI.isHotCallSite(CS2, &BFI));257 258  EXPECT_TRUE(PSI.isFunctionHotInCallGraphNthPercentile(990000, F, BFI));259  EXPECT_FALSE(PSI.isFunctionColdInCallGraphNthPercentile(990000, F, BFI));260  EXPECT_FALSE(PSI.isFunctionHotInCallGraphNthPercentile(10000, F, BFI));261  EXPECT_TRUE(PSI.isFunctionColdInCallGraphNthPercentile(10000, F, BFI));262}263 264TEST_F(ProfileSummaryInfoTest, InstrProfNoFuncEntryCount) {265  auto M = makeLLVMModule("InstrProf");266  Function *F = M->getFunction("l");267  ProfileSummaryInfo PSI = buildPSI(M.get());268  EXPECT_TRUE(PSI.hasProfileSummary());269  EXPECT_TRUE(PSI.hasInstrumentationProfile());270 271  BasicBlock &BB0 = F->getEntryBlock();272  BasicBlock *BB1 = BB0.getTerminator()->getSuccessor(0);273  BasicBlock *BB2 = BB0.getTerminator()->getSuccessor(1);274  BasicBlock *BB3 = BB1->getSingleSuccessor();275 276  BlockFrequencyInfo BFI = buildBFI(*F);277 278  // Without the entry count, all should return false.279  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, &BB0, &BFI));280  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB1, &BFI));281  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB2, &BFI));282  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB3, &BFI));283  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, &BB0, &BFI));284  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB1, &BFI));285  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB2, &BFI));286  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB3, &BFI));287 288  EXPECT_FALSE(PSI.isFunctionHotInCallGraphNthPercentile(990000, F, BFI));289  EXPECT_FALSE(PSI.isFunctionColdInCallGraphNthPercentile(990000, F, BFI));290}291 292TEST_F(ProfileSummaryInfoTest, SampleProf) {293  auto M = makeLLVMModule("SampleProfile");294  Function *F = M->getFunction("f");295  ProfileSummaryInfo PSI = buildPSI(M.get());296  EXPECT_TRUE(PSI.hasProfileSummary());297  EXPECT_TRUE(PSI.hasSampleProfile());298  EXPECT_FALSE(PSI.hasPartialSampleProfile());299 300  BasicBlock &BB0 = F->getEntryBlock();301  BasicBlock *BB1 = BB0.getTerminator()->getSuccessor(0);302  BasicBlock *BB2 = BB0.getTerminator()->getSuccessor(1);303  BasicBlock *BB3 = BB1->getSingleSuccessor();304 305  BlockFrequencyInfo BFI = buildBFI(*F);306  EXPECT_TRUE(PSI.isHotBlock(&BB0, &BFI));307  EXPECT_TRUE(PSI.isHotBlock(BB1, &BFI));308  EXPECT_FALSE(PSI.isHotBlock(BB2, &BFI));309  EXPECT_TRUE(PSI.isHotBlock(BB3, &BFI));310 311  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, &BB0, &BFI));312  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, BB1, &BFI));313  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB2, &BFI));314  EXPECT_TRUE(PSI.isHotBlockNthPercentile(990000, BB3, &BFI));315 316  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, &BB0, &BFI));317  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB1, &BFI));318  EXPECT_TRUE(PSI.isColdBlockNthPercentile(990000, BB2, &BFI));319  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB3, &BFI));320 321  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, &BB0, &BFI));322  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB1, &BFI));323  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB2, &BFI));324  EXPECT_TRUE(PSI.isHotBlockNthPercentile(999900, BB3, &BFI));325 326  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, &BB0, &BFI));327  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB1, &BFI));328  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB2, &BFI));329  EXPECT_FALSE(PSI.isColdBlockNthPercentile(999900, BB3, &BFI));330 331  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, &BB0, &BFI));332  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB1, &BFI));333  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB2, &BFI));334  EXPECT_FALSE(PSI.isHotBlockNthPercentile(10000, BB3, &BFI));335 336  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, &BB0, &BFI));337  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB1, &BFI));338  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB2, &BFI));339  EXPECT_TRUE(PSI.isColdBlockNthPercentile(10000, BB3, &BFI));340 341  CallBase &CS1 = cast<CallBase>(*BB1->getFirstNonPHIIt());342  BasicBlock::iterator CI2 = BB2->getFirstNonPHIIt();343  // Manually attach branch weights metadata to the call instruction.344  SmallVector<uint32_t, 1> Weights;345  Weights.push_back(1000);346  MDBuilder MDB(M->getContext());347  CI2->setMetadata(LLVMContext::MD_prof, MDB.createBranchWeights(Weights));348  CallBase &CS2 = cast<CallBase>(*CI2);349 350  EXPECT_FALSE(PSI.isHotCallSite(CS1, &BFI));351  EXPECT_TRUE(PSI.isHotCallSite(CS2, &BFI));352 353  // Test that CS2 is considered hot when it gets an MD_prof metadata with354  // weights that exceed the hot count threshold.355  CI2->setMetadata(llvm::LLVMContext::MD_prof, MDB.createBranchWeights({400}));356  EXPECT_TRUE(PSI.isHotCallSite(CS2, &BFI));357 358  EXPECT_TRUE(PSI.isFunctionHotInCallGraphNthPercentile(990000, F, BFI));359  EXPECT_FALSE(PSI.isFunctionColdInCallGraphNthPercentile(990000, F, BFI));360  EXPECT_FALSE(PSI.isFunctionHotInCallGraphNthPercentile(10000, F, BFI));361  EXPECT_TRUE(PSI.isFunctionColdInCallGraphNthPercentile(10000, F, BFI));362}363 364TEST_F(ProfileSummaryInfoTest, SampleProfNoFuncEntryCount) {365  auto M = makeLLVMModule("SampleProfile");366  Function *F = M->getFunction("l");367  ProfileSummaryInfo PSI = buildPSI(M.get());368  EXPECT_TRUE(PSI.hasProfileSummary());369  EXPECT_TRUE(PSI.hasSampleProfile());370 371  BasicBlock &BB0 = F->getEntryBlock();372  BasicBlock *BB1 = BB0.getTerminator()->getSuccessor(0);373  BasicBlock *BB2 = BB0.getTerminator()->getSuccessor(1);374  BasicBlock *BB3 = BB1->getSingleSuccessor();375 376  BlockFrequencyInfo BFI = buildBFI(*F);377 378  // Without the entry count, all should return false.379  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, &BB0, &BFI));380  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB1, &BFI));381  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB2, &BFI));382  EXPECT_FALSE(PSI.isHotBlockNthPercentile(990000, BB3, &BFI));383  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, &BB0, &BFI));384  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB1, &BFI));385  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB2, &BFI));386  EXPECT_FALSE(PSI.isColdBlockNthPercentile(990000, BB3, &BFI));387 388  EXPECT_FALSE(PSI.isFunctionHotInCallGraphNthPercentile(990000, F, BFI));389  EXPECT_FALSE(PSI.isFunctionColdInCallGraphNthPercentile(990000, F, BFI));390}391 392TEST_F(ProfileSummaryInfoTest, PartialSampleProfWorkingSetSize) {393  ScalePartialSampleProfileWorkingSetSize.setValue(true);394 395  // With PartialProfileRatio unset (zero.)396  auto M1 = makeLLVMModule("SampleProfile", /*NumCounts*/ 3,397                           /*IsPartialProfile*/ 1,398                           /*PartialProfileRatio*/ 0.0,399                           /*HotNumCounts*/ 3, /*ColdNumCounts*/ 10);400  ProfileSummaryInfo PSI1 = buildPSI(M1.get());401  EXPECT_TRUE(PSI1.hasProfileSummary());402  EXPECT_TRUE(PSI1.hasSampleProfile());403  EXPECT_TRUE(PSI1.hasPartialSampleProfile());404  EXPECT_FALSE(PSI1.hasHugeWorkingSetSize());405  EXPECT_FALSE(PSI1.hasLargeWorkingSetSize());406 407  // With PartialProfileRatio set (non-zero) and a small working set size.408  auto M2 = makeLLVMModule("SampleProfile", /*NumCounts*/ 27493235,409                           /*IsPartialProfile*/ 1,410                           /*PartialProfileRatio*/ 0.00000012,411                           /*HotNumCounts*/ 3102082,412                           /*ColdNumCounts*/ 18306149);413  ProfileSummaryInfo PSI2 = buildPSI(M2.get());414  EXPECT_TRUE(PSI2.hasProfileSummary());415  EXPECT_TRUE(PSI2.hasSampleProfile());416  EXPECT_TRUE(PSI2.hasPartialSampleProfile());417  EXPECT_FALSE(PSI2.hasHugeWorkingSetSize());418  EXPECT_FALSE(PSI2.hasLargeWorkingSetSize());419 420  // With PartialProfileRatio is set (non-zero) and a large working set size.421  auto M3 = makeLLVMModule("SampleProfile", /*NumCounts*/ 27493235,422                           /*IsPartialProfile*/ 1,423                           /*PartialProfileRatio*/ 0.9,424                           /*HotNumCounts*/ 3102082,425                           /*ColdNumCounts*/ 18306149);426  ProfileSummaryInfo PSI3 = buildPSI(M3.get());427  EXPECT_TRUE(PSI3.hasProfileSummary());428  EXPECT_TRUE(PSI3.hasSampleProfile());429  EXPECT_TRUE(PSI3.hasPartialSampleProfile());430  EXPECT_TRUE(PSI3.hasHugeWorkingSetSize());431  EXPECT_TRUE(PSI3.hasLargeWorkingSetSize());432}433 434} // end anonymous namespace435} // end namespace llvm436