1 //===- llvm/unittest/IR/IRBuilderTest.cpp - IRBuilder 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "llvm/IR/IRBuilder.h" 10 #include "llvm/IR/BasicBlock.h" 11 #include "llvm/IR/DIBuilder.h" 12 #include "llvm/IR/DataLayout.h" 13 #include "llvm/IR/Function.h" 14 #include "llvm/IR/IntrinsicInst.h" 15 #include "llvm/IR/IntrinsicsAArch64.h" 16 #include "llvm/IR/LLVMContext.h" 17 #include "llvm/IR/MDBuilder.h" 18 #include "llvm/IR/Module.h" 19 #include "llvm/IR/NoFolder.h" 20 #include "llvm/IR/Verifier.h" 21 #include "gtest/gtest.h" 22 23 using namespace llvm; 24 25 namespace { 26 27 class IRBuilderTest : public testing::Test { 28 protected: 29 void SetUp() override { 30 M.reset(new Module("MyModule", Ctx)); 31 FunctionType *FTy = FunctionType::get(Type::getVoidTy(Ctx), 32 /*isVarArg=*/false); 33 F = Function::Create(FTy, Function::ExternalLinkage, "", M.get()); 34 BB = BasicBlock::Create(Ctx, "", F); 35 GV = new GlobalVariable(*M, Type::getFloatTy(Ctx), true, 36 GlobalValue::ExternalLinkage, nullptr); 37 } 38 39 void TearDown() override { 40 BB = nullptr; 41 M.reset(); 42 } 43 44 LLVMContext Ctx; 45 std::unique_ptr<Module> M; 46 Function *F; 47 BasicBlock *BB; 48 GlobalVariable *GV; 49 }; 50 51 TEST_F(IRBuilderTest, Intrinsics) { 52 IRBuilder<> Builder(BB); 53 Value *V; 54 Instruction *I; 55 CallInst *Call; 56 IntrinsicInst *II; 57 58 V = Builder.CreateLoad(GV->getValueType(), GV); 59 I = cast<Instruction>(Builder.CreateFAdd(V, V)); 60 I->setHasNoInfs(true); 61 I->setHasNoNaNs(false); 62 63 Call = Builder.CreateMinNum(V, V); 64 II = cast<IntrinsicInst>(Call); 65 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::minnum); 66 67 Call = Builder.CreateMaxNum(V, V); 68 II = cast<IntrinsicInst>(Call); 69 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::maxnum); 70 71 Call = Builder.CreateMinimum(V, V); 72 II = cast<IntrinsicInst>(Call); 73 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::minimum); 74 75 Call = Builder.CreateMaximum(V, V); 76 II = cast<IntrinsicInst>(Call); 77 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::maximum); 78 79 Call = Builder.CreateIntrinsic(Intrinsic::readcyclecounter, {}, {}); 80 II = cast<IntrinsicInst>(Call); 81 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::readcyclecounter); 82 83 Call = Builder.CreateUnaryIntrinsic(Intrinsic::fabs, V); 84 II = cast<IntrinsicInst>(Call); 85 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fabs); 86 EXPECT_FALSE(II->hasNoInfs()); 87 EXPECT_FALSE(II->hasNoNaNs()); 88 89 Call = Builder.CreateUnaryIntrinsic(Intrinsic::fabs, V, I); 90 II = cast<IntrinsicInst>(Call); 91 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fabs); 92 EXPECT_TRUE(II->hasNoInfs()); 93 EXPECT_FALSE(II->hasNoNaNs()); 94 95 Call = Builder.CreateBinaryIntrinsic(Intrinsic::pow, V, V); 96 II = cast<IntrinsicInst>(Call); 97 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::pow); 98 EXPECT_FALSE(II->hasNoInfs()); 99 EXPECT_FALSE(II->hasNoNaNs()); 100 101 Call = Builder.CreateBinaryIntrinsic(Intrinsic::pow, V, V, I); 102 II = cast<IntrinsicInst>(Call); 103 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::pow); 104 EXPECT_TRUE(II->hasNoInfs()); 105 EXPECT_FALSE(II->hasNoNaNs()); 106 107 Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V}); 108 II = cast<IntrinsicInst>(Call); 109 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma); 110 EXPECT_FALSE(II->hasNoInfs()); 111 EXPECT_FALSE(II->hasNoNaNs()); 112 113 Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V}, I); 114 II = cast<IntrinsicInst>(Call); 115 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma); 116 EXPECT_TRUE(II->hasNoInfs()); 117 EXPECT_FALSE(II->hasNoNaNs()); 118 119 Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V}, I); 120 II = cast<IntrinsicInst>(Call); 121 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma); 122 EXPECT_TRUE(II->hasNoInfs()); 123 EXPECT_FALSE(II->hasNoNaNs()); 124 125 Call = Builder.CreateUnaryIntrinsic(Intrinsic::roundeven, V); 126 II = cast<IntrinsicInst>(Call); 127 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::roundeven); 128 EXPECT_FALSE(II->hasNoInfs()); 129 EXPECT_FALSE(II->hasNoNaNs()); 130 } 131 132 TEST_F(IRBuilderTest, IntrinsicsWithScalableVectors) { 133 IRBuilder<> Builder(BB); 134 CallInst *Call; 135 FunctionType *FTy; 136 137 // Test scalable flag isn't dropped for intrinsic that is explicitly defined 138 // with scalable vectors, e.g. LLVMType<nxv4i32>. 139 Type *SrcVecTy = VectorType::get(Builder.getHalfTy(), 8, true); 140 Type *DstVecTy = VectorType::get(Builder.getInt32Ty(), 4, true); 141 Type *PredTy = VectorType::get(Builder.getInt1Ty(), 4, true); 142 143 SmallVector<Value*, 3> ArgTys; 144 ArgTys.push_back(UndefValue::get(DstVecTy)); 145 ArgTys.push_back(UndefValue::get(PredTy)); 146 ArgTys.push_back(UndefValue::get(SrcVecTy)); 147 148 Call = Builder.CreateIntrinsic(Intrinsic::aarch64_sve_fcvtzs_i32f16, {}, 149 ArgTys, nullptr, "aarch64.sve.fcvtzs.i32f16"); 150 FTy = Call->getFunctionType(); 151 EXPECT_EQ(FTy->getReturnType(), DstVecTy); 152 for (unsigned i = 0; i != ArgTys.size(); ++i) 153 EXPECT_EQ(FTy->getParamType(i), ArgTys[i]->getType()); 154 155 // Test scalable flag isn't dropped for intrinsic defined with 156 // LLVMScalarOrSameVectorWidth. 157 158 Type *VecTy = VectorType::get(Builder.getInt32Ty(), 4, true); 159 Type *PtrToVecTy = VecTy->getPointerTo(); 160 PredTy = VectorType::get(Builder.getInt1Ty(), 4, true); 161 162 ArgTys.clear(); 163 ArgTys.push_back(UndefValue::get(PtrToVecTy)); 164 ArgTys.push_back(UndefValue::get(Builder.getInt32Ty())); 165 ArgTys.push_back(UndefValue::get(PredTy)); 166 ArgTys.push_back(UndefValue::get(VecTy)); 167 168 Call = Builder.CreateIntrinsic(Intrinsic::masked_load, 169 {VecTy, PtrToVecTy}, ArgTys, 170 nullptr, "masked.load"); 171 FTy = Call->getFunctionType(); 172 EXPECT_EQ(FTy->getReturnType(), VecTy); 173 for (unsigned i = 0; i != ArgTys.size(); ++i) 174 EXPECT_EQ(FTy->getParamType(i), ArgTys[i]->getType()); 175 } 176 177 TEST_F(IRBuilderTest, ConstrainedFP) { 178 IRBuilder<> Builder(BB); 179 Value *V; 180 Value *VDouble; 181 Value *VInt; 182 CallInst *Call; 183 IntrinsicInst *II; 184 GlobalVariable *GVDouble = new GlobalVariable(*M, Type::getDoubleTy(Ctx), 185 true, GlobalValue::ExternalLinkage, nullptr); 186 187 V = Builder.CreateLoad(GV->getValueType(), GV); 188 VDouble = Builder.CreateLoad(GVDouble->getValueType(), GVDouble); 189 190 // See if we get constrained intrinsics instead of non-constrained 191 // instructions. 192 Builder.setIsFPConstrained(true); 193 auto Parent = BB->getParent(); 194 Parent->addFnAttr(Attribute::StrictFP); 195 196 V = Builder.CreateFAdd(V, V); 197 ASSERT_TRUE(isa<IntrinsicInst>(V)); 198 II = cast<IntrinsicInst>(V); 199 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fadd); 200 201 V = Builder.CreateFSub(V, V); 202 ASSERT_TRUE(isa<IntrinsicInst>(V)); 203 II = cast<IntrinsicInst>(V); 204 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fsub); 205 206 V = Builder.CreateFMul(V, V); 207 ASSERT_TRUE(isa<IntrinsicInst>(V)); 208 II = cast<IntrinsicInst>(V); 209 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fmul); 210 211 V = Builder.CreateFDiv(V, V); 212 ASSERT_TRUE(isa<IntrinsicInst>(V)); 213 II = cast<IntrinsicInst>(V); 214 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fdiv); 215 216 V = Builder.CreateFRem(V, V); 217 ASSERT_TRUE(isa<IntrinsicInst>(V)); 218 II = cast<IntrinsicInst>(V); 219 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_frem); 220 221 VInt = Builder.CreateFPToUI(VDouble, Builder.getInt32Ty()); 222 ASSERT_TRUE(isa<IntrinsicInst>(VInt)); 223 II = cast<IntrinsicInst>(VInt); 224 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fptoui); 225 226 VInt = Builder.CreateFPToSI(VDouble, Builder.getInt32Ty()); 227 ASSERT_TRUE(isa<IntrinsicInst>(VInt)); 228 II = cast<IntrinsicInst>(VInt); 229 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fptosi); 230 231 VDouble = Builder.CreateUIToFP(VInt, Builder.getDoubleTy()); 232 ASSERT_TRUE(isa<IntrinsicInst>(VDouble)); 233 II = cast<IntrinsicInst>(VDouble); 234 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_uitofp); 235 236 VDouble = Builder.CreateSIToFP(VInt, Builder.getDoubleTy()); 237 ASSERT_TRUE(isa<IntrinsicInst>(VDouble)); 238 II = cast<IntrinsicInst>(VDouble); 239 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_sitofp); 240 241 V = Builder.CreateFPTrunc(VDouble, Type::getFloatTy(Ctx)); 242 ASSERT_TRUE(isa<IntrinsicInst>(V)); 243 II = cast<IntrinsicInst>(V); 244 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fptrunc); 245 246 VDouble = Builder.CreateFPExt(V, Type::getDoubleTy(Ctx)); 247 ASSERT_TRUE(isa<IntrinsicInst>(VDouble)); 248 II = cast<IntrinsicInst>(VDouble); 249 EXPECT_EQ(II->getIntrinsicID(), Intrinsic::experimental_constrained_fpext); 250 251 // Verify attributes on the call are created automatically. 252 AttributeSet CallAttrs = II->getAttributes().getFnAttributes(); 253 EXPECT_EQ(CallAttrs.hasAttribute(Attribute::StrictFP), true); 254 255 // Verify attributes on the containing function are created when requested. 256 Builder.setConstrainedFPFunctionAttr(); 257 AttributeList Attrs = BB->getParent()->getAttributes(); 258 AttributeSet FnAttrs = Attrs.getFnAttributes(); 259 EXPECT_EQ(FnAttrs.hasAttribute(Attribute::StrictFP), true); 260 261 // Verify the codepaths for setting and overriding the default metadata. 262 V = Builder.CreateFAdd(V, V); 263 ASSERT_TRUE(isa<ConstrainedFPIntrinsic>(V)); 264 auto *CII = cast<ConstrainedFPIntrinsic>(V); 265 EXPECT_EQ(fp::ebStrict, CII->getExceptionBehavior()); 266 EXPECT_EQ(RoundingMode::Dynamic, CII->getRoundingMode()); 267 268 Builder.setDefaultConstrainedExcept(fp::ebIgnore); 269 Builder.setDefaultConstrainedRounding(RoundingMode::TowardPositive); 270 V = Builder.CreateFAdd(V, V); 271 CII = cast<ConstrainedFPIntrinsic>(V); 272 EXPECT_EQ(fp::ebIgnore, CII->getExceptionBehavior()); 273 EXPECT_EQ(CII->getRoundingMode(), RoundingMode::TowardPositive); 274 275 Builder.setDefaultConstrainedExcept(fp::ebIgnore); 276 Builder.setDefaultConstrainedRounding(RoundingMode::NearestTiesToEven); 277 V = Builder.CreateFAdd(V, V); 278 CII = cast<ConstrainedFPIntrinsic>(V); 279 EXPECT_EQ(fp::ebIgnore, CII->getExceptionBehavior()); 280 EXPECT_EQ(RoundingMode::NearestTiesToEven, CII->getRoundingMode()); 281 282 Builder.setDefaultConstrainedExcept(fp::ebMayTrap); 283 Builder.setDefaultConstrainedRounding(RoundingMode::TowardNegative); 284 V = Builder.CreateFAdd(V, V); 285 CII = cast<ConstrainedFPIntrinsic>(V); 286 EXPECT_EQ(fp::ebMayTrap, CII->getExceptionBehavior()); 287 EXPECT_EQ(RoundingMode::TowardNegative, CII->getRoundingMode()); 288 289 Builder.setDefaultConstrainedExcept(fp::ebStrict); 290 Builder.setDefaultConstrainedRounding(RoundingMode::TowardZero); 291 V = Builder.CreateFAdd(V, V); 292 CII = cast<ConstrainedFPIntrinsic>(V); 293 EXPECT_EQ(fp::ebStrict, CII->getExceptionBehavior()); 294 EXPECT_EQ(RoundingMode::TowardZero, CII->getRoundingMode()); 295 296 Builder.setDefaultConstrainedExcept(fp::ebIgnore); 297 Builder.setDefaultConstrainedRounding(RoundingMode::Dynamic); 298 V = Builder.CreateFAdd(V, V); 299 CII = cast<ConstrainedFPIntrinsic>(V); 300 EXPECT_EQ(fp::ebIgnore, CII->getExceptionBehavior()); 301 EXPECT_EQ(RoundingMode::Dynamic, CII->getRoundingMode()); 302 303 // Now override the defaults. 304 Call = Builder.CreateConstrainedFPBinOp( 305 Intrinsic::experimental_constrained_fadd, V, V, nullptr, "", nullptr, 306 RoundingMode::TowardNegative, fp::ebMayTrap); 307 CII = cast<ConstrainedFPIntrinsic>(Call); 308 EXPECT_EQ(CII->getIntrinsicID(), Intrinsic::experimental_constrained_fadd); 309 EXPECT_EQ(fp::ebMayTrap, CII->getExceptionBehavior()); 310 EXPECT_EQ(RoundingMode::TowardNegative, CII->getRoundingMode()); 311 312 Builder.CreateRetVoid(); 313 EXPECT_FALSE(verifyModule(*M)); 314 } 315 316 TEST_F(IRBuilderTest, ConstrainedFPIntrinsics) { 317 IRBuilder<> Builder(BB); 318 Value *V; 319 Value *VDouble; 320 ConstrainedFPIntrinsic *CII; 321 GlobalVariable *GVDouble = new GlobalVariable( 322 *M, Type::getDoubleTy(Ctx), true, GlobalValue::ExternalLinkage, nullptr); 323 VDouble = Builder.CreateLoad(GVDouble->getValueType(), GVDouble); 324 325 Builder.setDefaultConstrainedExcept(fp::ebStrict); 326 Builder.setDefaultConstrainedRounding(RoundingMode::TowardZero); 327 Function *Fn = Intrinsic::getDeclaration(M.get(), 328 Intrinsic::experimental_constrained_roundeven, { Type::getDoubleTy(Ctx) }); 329 V = Builder.CreateConstrainedFPCall(Fn, { VDouble }); 330 CII = cast<ConstrainedFPIntrinsic>(V); 331 EXPECT_EQ(Intrinsic::experimental_constrained_roundeven, CII->getIntrinsicID()); 332 EXPECT_EQ(fp::ebStrict, CII->getExceptionBehavior()); 333 } 334 335 TEST_F(IRBuilderTest, Lifetime) { 336 IRBuilder<> Builder(BB); 337 AllocaInst *Var1 = Builder.CreateAlloca(Builder.getInt8Ty()); 338 AllocaInst *Var2 = Builder.CreateAlloca(Builder.getInt32Ty()); 339 AllocaInst *Var3 = Builder.CreateAlloca(Builder.getInt8Ty(), 340 Builder.getInt32(123)); 341 342 CallInst *Start1 = Builder.CreateLifetimeStart(Var1); 343 CallInst *Start2 = Builder.CreateLifetimeStart(Var2); 344 CallInst *Start3 = Builder.CreateLifetimeStart(Var3, Builder.getInt64(100)); 345 346 EXPECT_EQ(Start1->getArgOperand(0), Builder.getInt64(-1)); 347 EXPECT_EQ(Start2->getArgOperand(0), Builder.getInt64(-1)); 348 EXPECT_EQ(Start3->getArgOperand(0), Builder.getInt64(100)); 349 350 EXPECT_EQ(Start1->getArgOperand(1), Var1); 351 EXPECT_NE(Start2->getArgOperand(1), Var2); 352 EXPECT_EQ(Start3->getArgOperand(1), Var3); 353 354 Value *End1 = Builder.CreateLifetimeEnd(Var1); 355 Builder.CreateLifetimeEnd(Var2); 356 Builder.CreateLifetimeEnd(Var3); 357 358 IntrinsicInst *II_Start1 = dyn_cast<IntrinsicInst>(Start1); 359 IntrinsicInst *II_End1 = dyn_cast<IntrinsicInst>(End1); 360 ASSERT_TRUE(II_Start1 != nullptr); 361 EXPECT_EQ(II_Start1->getIntrinsicID(), Intrinsic::lifetime_start); 362 ASSERT_TRUE(II_End1 != nullptr); 363 EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end); 364 } 365 366 TEST_F(IRBuilderTest, CreateCondBr) { 367 IRBuilder<> Builder(BB); 368 BasicBlock *TBB = BasicBlock::Create(Ctx, "", F); 369 BasicBlock *FBB = BasicBlock::Create(Ctx, "", F); 370 371 BranchInst *BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB); 372 Instruction *TI = BB->getTerminator(); 373 EXPECT_EQ(BI, TI); 374 EXPECT_EQ(2u, TI->getNumSuccessors()); 375 EXPECT_EQ(TBB, TI->getSuccessor(0)); 376 EXPECT_EQ(FBB, TI->getSuccessor(1)); 377 378 BI->eraseFromParent(); 379 MDNode *Weights = MDBuilder(Ctx).createBranchWeights(42, 13); 380 BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB, Weights); 381 TI = BB->getTerminator(); 382 EXPECT_EQ(BI, TI); 383 EXPECT_EQ(2u, TI->getNumSuccessors()); 384 EXPECT_EQ(TBB, TI->getSuccessor(0)); 385 EXPECT_EQ(FBB, TI->getSuccessor(1)); 386 EXPECT_EQ(Weights, TI->getMetadata(LLVMContext::MD_prof)); 387 } 388 389 TEST_F(IRBuilderTest, LandingPadName) { 390 IRBuilder<> Builder(BB); 391 LandingPadInst *LP = Builder.CreateLandingPad(Builder.getInt32Ty(), 0, "LP"); 392 EXPECT_EQ(LP->getName(), "LP"); 393 } 394 395 TEST_F(IRBuilderTest, DataLayout) { 396 std::unique_ptr<Module> M(new Module("test", Ctx)); 397 M->setDataLayout("e-n32"); 398 EXPECT_TRUE(M->getDataLayout().isLegalInteger(32)); 399 M->setDataLayout("e"); 400 EXPECT_FALSE(M->getDataLayout().isLegalInteger(32)); 401 } 402 403 TEST_F(IRBuilderTest, GetIntTy) { 404 IRBuilder<> Builder(BB); 405 IntegerType *Ty1 = Builder.getInt1Ty(); 406 EXPECT_EQ(Ty1, IntegerType::get(Ctx, 1)); 407 408 DataLayout* DL = new DataLayout(M.get()); 409 IntegerType *IntPtrTy = Builder.getIntPtrTy(*DL); 410 unsigned IntPtrBitSize = DL->getPointerSizeInBits(0); 411 EXPECT_EQ(IntPtrTy, IntegerType::get(Ctx, IntPtrBitSize)); 412 delete DL; 413 } 414 415 TEST_F(IRBuilderTest, UnaryOperators) { 416 IRBuilder<NoFolder> Builder(BB); 417 Value *V = Builder.CreateLoad(GV->getValueType(), GV); 418 419 // Test CreateUnOp(X) 420 Value *U = Builder.CreateUnOp(Instruction::FNeg, V); 421 ASSERT_TRUE(isa<Instruction>(U)); 422 ASSERT_TRUE(isa<FPMathOperator>(U)); 423 ASSERT_TRUE(isa<UnaryOperator>(U)); 424 ASSERT_FALSE(isa<BinaryOperator>(U)); 425 426 // Test CreateFNegFMF(X) 427 Instruction *I = cast<Instruction>(U); 428 I->setHasNoSignedZeros(true); 429 I->setHasNoNaNs(true); 430 Value *VFMF = Builder.CreateFNegFMF(V, I); 431 Instruction *IFMF = cast<Instruction>(VFMF); 432 EXPECT_TRUE(IFMF->hasNoSignedZeros()); 433 EXPECT_TRUE(IFMF->hasNoNaNs()); 434 EXPECT_FALSE(IFMF->hasAllowReassoc()); 435 } 436 437 TEST_F(IRBuilderTest, FastMathFlags) { 438 IRBuilder<> Builder(BB); 439 Value *F, *FC; 440 Instruction *FDiv, *FAdd, *FCmp, *FCall; 441 442 F = Builder.CreateLoad(GV->getValueType(), GV); 443 F = Builder.CreateFAdd(F, F); 444 445 EXPECT_FALSE(Builder.getFastMathFlags().any()); 446 ASSERT_TRUE(isa<Instruction>(F)); 447 FAdd = cast<Instruction>(F); 448 EXPECT_FALSE(FAdd->hasNoNaNs()); 449 450 FastMathFlags FMF; 451 Builder.setFastMathFlags(FMF); 452 453 // By default, no flags are set. 454 F = Builder.CreateFAdd(F, F); 455 EXPECT_FALSE(Builder.getFastMathFlags().any()); 456 ASSERT_TRUE(isa<Instruction>(F)); 457 FAdd = cast<Instruction>(F); 458 EXPECT_FALSE(FAdd->hasNoNaNs()); 459 EXPECT_FALSE(FAdd->hasNoInfs()); 460 EXPECT_FALSE(FAdd->hasNoSignedZeros()); 461 EXPECT_FALSE(FAdd->hasAllowReciprocal()); 462 EXPECT_FALSE(FAdd->hasAllowContract()); 463 EXPECT_FALSE(FAdd->hasAllowReassoc()); 464 EXPECT_FALSE(FAdd->hasApproxFunc()); 465 466 // Set all flags in the instruction. 467 FAdd->setFast(true); 468 EXPECT_TRUE(FAdd->hasNoNaNs()); 469 EXPECT_TRUE(FAdd->hasNoInfs()); 470 EXPECT_TRUE(FAdd->hasNoSignedZeros()); 471 EXPECT_TRUE(FAdd->hasAllowReciprocal()); 472 EXPECT_TRUE(FAdd->hasAllowContract()); 473 EXPECT_TRUE(FAdd->hasAllowReassoc()); 474 EXPECT_TRUE(FAdd->hasApproxFunc()); 475 476 // All flags are set in the builder. 477 FMF.setFast(); 478 Builder.setFastMathFlags(FMF); 479 480 F = Builder.CreateFAdd(F, F); 481 EXPECT_TRUE(Builder.getFastMathFlags().any()); 482 EXPECT_TRUE(Builder.getFastMathFlags().all()); 483 ASSERT_TRUE(isa<Instruction>(F)); 484 FAdd = cast<Instruction>(F); 485 EXPECT_TRUE(FAdd->hasNoNaNs()); 486 EXPECT_TRUE(FAdd->isFast()); 487 488 // Now, try it with CreateBinOp 489 F = Builder.CreateBinOp(Instruction::FAdd, F, F); 490 EXPECT_TRUE(Builder.getFastMathFlags().any()); 491 ASSERT_TRUE(isa<Instruction>(F)); 492 FAdd = cast<Instruction>(F); 493 EXPECT_TRUE(FAdd->hasNoNaNs()); 494 EXPECT_TRUE(FAdd->isFast()); 495 496 F = Builder.CreateFDiv(F, F); 497 EXPECT_TRUE(Builder.getFastMathFlags().all()); 498 ASSERT_TRUE(isa<Instruction>(F)); 499 FDiv = cast<Instruction>(F); 500 EXPECT_TRUE(FDiv->hasAllowReciprocal()); 501 502 // Clear all FMF in the builder. 503 Builder.clearFastMathFlags(); 504 505 F = Builder.CreateFDiv(F, F); 506 ASSERT_TRUE(isa<Instruction>(F)); 507 FDiv = cast<Instruction>(F); 508 EXPECT_FALSE(FDiv->hasAllowReciprocal()); 509 510 // Try individual flags. 511 FMF.clear(); 512 FMF.setAllowReciprocal(); 513 Builder.setFastMathFlags(FMF); 514 515 F = Builder.CreateFDiv(F, F); 516 EXPECT_TRUE(Builder.getFastMathFlags().any()); 517 EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal); 518 ASSERT_TRUE(isa<Instruction>(F)); 519 FDiv = cast<Instruction>(F); 520 EXPECT_TRUE(FDiv->hasAllowReciprocal()); 521 522 Builder.clearFastMathFlags(); 523 524 FC = Builder.CreateFCmpOEQ(F, F); 525 ASSERT_TRUE(isa<Instruction>(FC)); 526 FCmp = cast<Instruction>(FC); 527 EXPECT_FALSE(FCmp->hasAllowReciprocal()); 528 529 FMF.clear(); 530 FMF.setAllowReciprocal(); 531 Builder.setFastMathFlags(FMF); 532 533 FC = Builder.CreateFCmpOEQ(F, F); 534 EXPECT_TRUE(Builder.getFastMathFlags().any()); 535 EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal); 536 ASSERT_TRUE(isa<Instruction>(FC)); 537 FCmp = cast<Instruction>(FC); 538 EXPECT_TRUE(FCmp->hasAllowReciprocal()); 539 540 Builder.clearFastMathFlags(); 541 542 // Test FP-contract 543 FC = Builder.CreateFAdd(F, F); 544 ASSERT_TRUE(isa<Instruction>(FC)); 545 FAdd = cast<Instruction>(FC); 546 EXPECT_FALSE(FAdd->hasAllowContract()); 547 548 FMF.clear(); 549 FMF.setAllowContract(true); 550 Builder.setFastMathFlags(FMF); 551 552 FC = Builder.CreateFAdd(F, F); 553 EXPECT_TRUE(Builder.getFastMathFlags().any()); 554 EXPECT_TRUE(Builder.getFastMathFlags().AllowContract); 555 ASSERT_TRUE(isa<Instruction>(FC)); 556 FAdd = cast<Instruction>(FC); 557 EXPECT_TRUE(FAdd->hasAllowContract()); 558 559 FMF.setApproxFunc(); 560 Builder.clearFastMathFlags(); 561 Builder.setFastMathFlags(FMF); 562 // Now 'aml' and 'contract' are set. 563 F = Builder.CreateFMul(F, F); 564 FAdd = cast<Instruction>(F); 565 EXPECT_TRUE(FAdd->hasApproxFunc()); 566 EXPECT_TRUE(FAdd->hasAllowContract()); 567 EXPECT_FALSE(FAdd->hasAllowReassoc()); 568 569 FMF.setAllowReassoc(); 570 Builder.clearFastMathFlags(); 571 Builder.setFastMathFlags(FMF); 572 // Now 'aml' and 'contract' and 'reassoc' are set. 573 F = Builder.CreateFMul(F, F); 574 FAdd = cast<Instruction>(F); 575 EXPECT_TRUE(FAdd->hasApproxFunc()); 576 EXPECT_TRUE(FAdd->hasAllowContract()); 577 EXPECT_TRUE(FAdd->hasAllowReassoc()); 578 579 // Test a call with FMF. 580 auto CalleeTy = FunctionType::get(Type::getFloatTy(Ctx), 581 /*isVarArg=*/false); 582 auto Callee = 583 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 584 585 FCall = Builder.CreateCall(Callee, None); 586 EXPECT_FALSE(FCall->hasNoNaNs()); 587 588 Function *V = 589 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 590 FCall = Builder.CreateCall(V, None); 591 EXPECT_FALSE(FCall->hasNoNaNs()); 592 593 FMF.clear(); 594 FMF.setNoNaNs(); 595 Builder.setFastMathFlags(FMF); 596 597 FCall = Builder.CreateCall(Callee, None); 598 EXPECT_TRUE(Builder.getFastMathFlags().any()); 599 EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs); 600 EXPECT_TRUE(FCall->hasNoNaNs()); 601 602 FCall = Builder.CreateCall(V, None); 603 EXPECT_TRUE(Builder.getFastMathFlags().any()); 604 EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs); 605 EXPECT_TRUE(FCall->hasNoNaNs()); 606 607 Builder.clearFastMathFlags(); 608 609 // To test a copy, make sure that a '0' and a '1' change state. 610 F = Builder.CreateFDiv(F, F); 611 ASSERT_TRUE(isa<Instruction>(F)); 612 FDiv = cast<Instruction>(F); 613 EXPECT_FALSE(FDiv->getFastMathFlags().any()); 614 FDiv->setHasAllowReciprocal(true); 615 FAdd->setHasAllowReciprocal(false); 616 FAdd->setHasNoNaNs(true); 617 FDiv->copyFastMathFlags(FAdd); 618 EXPECT_TRUE(FDiv->hasNoNaNs()); 619 EXPECT_FALSE(FDiv->hasAllowReciprocal()); 620 621 } 622 623 TEST_F(IRBuilderTest, WrapFlags) { 624 IRBuilder<NoFolder> Builder(BB); 625 626 // Test instructions. 627 GlobalVariable *G = new GlobalVariable(*M, Builder.getInt32Ty(), true, 628 GlobalValue::ExternalLinkage, nullptr); 629 Value *V = Builder.CreateLoad(G->getValueType(), G); 630 EXPECT_TRUE( 631 cast<BinaryOperator>(Builder.CreateNSWAdd(V, V))->hasNoSignedWrap()); 632 EXPECT_TRUE( 633 cast<BinaryOperator>(Builder.CreateNSWMul(V, V))->hasNoSignedWrap()); 634 EXPECT_TRUE( 635 cast<BinaryOperator>(Builder.CreateNSWSub(V, V))->hasNoSignedWrap()); 636 EXPECT_TRUE(cast<BinaryOperator>( 637 Builder.CreateShl(V, V, "", /* NUW */ false, /* NSW */ true)) 638 ->hasNoSignedWrap()); 639 640 EXPECT_TRUE( 641 cast<BinaryOperator>(Builder.CreateNUWAdd(V, V))->hasNoUnsignedWrap()); 642 EXPECT_TRUE( 643 cast<BinaryOperator>(Builder.CreateNUWMul(V, V))->hasNoUnsignedWrap()); 644 EXPECT_TRUE( 645 cast<BinaryOperator>(Builder.CreateNUWSub(V, V))->hasNoUnsignedWrap()); 646 EXPECT_TRUE(cast<BinaryOperator>( 647 Builder.CreateShl(V, V, "", /* NUW */ true, /* NSW */ false)) 648 ->hasNoUnsignedWrap()); 649 650 // Test operators created with constants. 651 Constant *C = Builder.getInt32(42); 652 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWAdd(C, C)) 653 ->hasNoSignedWrap()); 654 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWSub(C, C)) 655 ->hasNoSignedWrap()); 656 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWMul(C, C)) 657 ->hasNoSignedWrap()); 658 EXPECT_TRUE(cast<OverflowingBinaryOperator>( 659 Builder.CreateShl(C, C, "", /* NUW */ false, /* NSW */ true)) 660 ->hasNoSignedWrap()); 661 662 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWAdd(C, C)) 663 ->hasNoUnsignedWrap()); 664 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWSub(C, C)) 665 ->hasNoUnsignedWrap()); 666 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWMul(C, C)) 667 ->hasNoUnsignedWrap()); 668 EXPECT_TRUE(cast<OverflowingBinaryOperator>( 669 Builder.CreateShl(C, C, "", /* NUW */ true, /* NSW */ false)) 670 ->hasNoUnsignedWrap()); 671 } 672 673 TEST_F(IRBuilderTest, RAIIHelpersTest) { 674 IRBuilder<> Builder(BB); 675 EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal()); 676 MDBuilder MDB(M->getContext()); 677 678 MDNode *FPMathA = MDB.createFPMath(0.01f); 679 MDNode *FPMathB = MDB.createFPMath(0.1f); 680 681 Builder.setDefaultFPMathTag(FPMathA); 682 683 { 684 IRBuilder<>::FastMathFlagGuard Guard(Builder); 685 FastMathFlags FMF; 686 FMF.setAllowReciprocal(); 687 Builder.setFastMathFlags(FMF); 688 Builder.setDefaultFPMathTag(FPMathB); 689 EXPECT_TRUE(Builder.getFastMathFlags().allowReciprocal()); 690 EXPECT_EQ(FPMathB, Builder.getDefaultFPMathTag()); 691 } 692 693 EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal()); 694 EXPECT_EQ(FPMathA, Builder.getDefaultFPMathTag()); 695 696 Value *F = Builder.CreateLoad(GV->getValueType(), GV); 697 698 { 699 IRBuilder<>::InsertPointGuard Guard(Builder); 700 Builder.SetInsertPoint(cast<Instruction>(F)); 701 EXPECT_EQ(F, &*Builder.GetInsertPoint()); 702 } 703 704 EXPECT_EQ(BB->end(), Builder.GetInsertPoint()); 705 EXPECT_EQ(BB, Builder.GetInsertBlock()); 706 } 707 708 TEST_F(IRBuilderTest, createFunction) { 709 IRBuilder<> Builder(BB); 710 DIBuilder DIB(*M); 711 auto File = DIB.createFile("error.swift", "/"); 712 auto CU = 713 DIB.createCompileUnit(dwarf::DW_LANG_Swift, File, "swiftc", true, "", 0); 714 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 715 auto NoErr = DIB.createFunction( 716 CU, "noerr", "", File, 1, Type, 1, DINode::FlagZero, 717 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 718 EXPECT_TRUE(!NoErr->getThrownTypes()); 719 auto Int = DIB.createBasicType("Int", 64, dwarf::DW_ATE_signed); 720 auto Error = DIB.getOrCreateArray({Int}); 721 auto Err = DIB.createFunction( 722 CU, "err", "", File, 1, Type, 1, DINode::FlagZero, 723 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized, nullptr, 724 nullptr, Error.get()); 725 EXPECT_TRUE(Err->getThrownTypes().get() == Error.get()); 726 DIB.finalize(); 727 } 728 729 TEST_F(IRBuilderTest, DIBuilder) { 730 IRBuilder<> Builder(BB); 731 DIBuilder DIB(*M); 732 auto File = DIB.createFile("F.CBL", "/"); 733 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74, 734 DIB.createFile("F.CBL", "/"), "llvm-cobol74", 735 true, "", 0); 736 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 737 auto SP = DIB.createFunction( 738 CU, "foo", "", File, 1, Type, 1, DINode::FlagZero, 739 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 740 F->setSubprogram(SP); 741 AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty()); 742 auto BarSP = DIB.createFunction( 743 CU, "bar", "", File, 1, Type, 1, DINode::FlagZero, 744 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 745 auto BadScope = DIB.createLexicalBlockFile(BarSP, File, 0); 746 I->setDebugLoc(DebugLoc::get(2, 0, BadScope)); 747 DIB.finalize(); 748 EXPECT_TRUE(verifyModule(*M)); 749 } 750 751 TEST_F(IRBuilderTest, createArtificialSubprogram) { 752 IRBuilder<> Builder(BB); 753 DIBuilder DIB(*M); 754 auto File = DIB.createFile("main.c", "/"); 755 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C, File, "clang", 756 /*isOptimized=*/true, /*Flags=*/"", 757 /*Runtime Version=*/0); 758 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 759 auto SP = DIB.createFunction( 760 CU, "foo", /*LinkageName=*/"", File, 761 /*LineNo=*/1, Type, /*ScopeLine=*/2, DINode::FlagZero, 762 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 763 EXPECT_TRUE(SP->isDistinct()); 764 765 F->setSubprogram(SP); 766 AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty()); 767 ReturnInst *R = Builder.CreateRetVoid(); 768 I->setDebugLoc(DebugLoc::get(3, 2, SP)); 769 R->setDebugLoc(DebugLoc::get(4, 2, SP)); 770 DIB.finalize(); 771 EXPECT_FALSE(verifyModule(*M)); 772 773 Function *G = Function::Create(F->getFunctionType(), 774 Function::ExternalLinkage, "", M.get()); 775 BasicBlock *GBB = BasicBlock::Create(Ctx, "", G); 776 Builder.SetInsertPoint(GBB); 777 I->removeFromParent(); 778 Builder.Insert(I); 779 Builder.CreateRetVoid(); 780 EXPECT_FALSE(verifyModule(*M)); 781 782 DISubprogram *GSP = DIBuilder::createArtificialSubprogram(F->getSubprogram()); 783 EXPECT_EQ(SP->getFile(), GSP->getFile()); 784 EXPECT_EQ(SP->getType(), GSP->getType()); 785 EXPECT_EQ(SP->getLine(), GSP->getLine()); 786 EXPECT_EQ(SP->getScopeLine(), GSP->getScopeLine()); 787 EXPECT_TRUE(GSP->isDistinct()); 788 789 G->setSubprogram(GSP); 790 EXPECT_TRUE(verifyModule(*M)); 791 792 auto *InlinedAtNode = 793 DILocation::getDistinct(Ctx, GSP->getScopeLine(), 0, GSP); 794 DebugLoc DL = I->getDebugLoc(); 795 DenseMap<const MDNode *, MDNode *> IANodes; 796 auto IA = DebugLoc::appendInlinedAt(DL, InlinedAtNode, Ctx, IANodes); 797 auto NewDL = DebugLoc::get(DL.getLine(), DL.getCol(), DL.getScope(), IA); 798 I->setDebugLoc(NewDL); 799 EXPECT_FALSE(verifyModule(*M)); 800 801 EXPECT_EQ("foo", SP->getName()); 802 EXPECT_EQ("foo", GSP->getName()); 803 EXPECT_FALSE(SP->isArtificial()); 804 EXPECT_TRUE(GSP->isArtificial()); 805 } 806 807 TEST_F(IRBuilderTest, InsertExtractElement) { 808 IRBuilder<> Builder(BB); 809 810 auto VecTy = VectorType::get(Builder.getInt64Ty(), 4); 811 auto Elt1 = Builder.getInt64(-1); 812 auto Elt2 = Builder.getInt64(-2); 813 Value *Vec = UndefValue::get(VecTy); 814 Vec = Builder.CreateInsertElement(Vec, Elt1, Builder.getInt8(1)); 815 Vec = Builder.CreateInsertElement(Vec, Elt2, 2); 816 auto X1 = Builder.CreateExtractElement(Vec, 1); 817 auto X2 = Builder.CreateExtractElement(Vec, Builder.getInt32(2)); 818 EXPECT_EQ(Elt1, X1); 819 EXPECT_EQ(Elt2, X2); 820 } 821 822 TEST_F(IRBuilderTest, CreateGlobalStringPtr) { 823 IRBuilder<> Builder(BB); 824 825 auto String1a = Builder.CreateGlobalStringPtr("TestString", "String1a"); 826 auto String1b = Builder.CreateGlobalStringPtr("TestString", "String1b", 0); 827 auto String2 = Builder.CreateGlobalStringPtr("TestString", "String2", 1); 828 auto String3 = Builder.CreateGlobalString("TestString", "String3", 2); 829 830 EXPECT_TRUE(String1a->getType()->getPointerAddressSpace() == 0); 831 EXPECT_TRUE(String1b->getType()->getPointerAddressSpace() == 0); 832 EXPECT_TRUE(String2->getType()->getPointerAddressSpace() == 1); 833 EXPECT_TRUE(String3->getType()->getPointerAddressSpace() == 2); 834 } 835 836 TEST_F(IRBuilderTest, DebugLoc) { 837 auto CalleeTy = FunctionType::get(Type::getVoidTy(Ctx), 838 /*isVarArg=*/false); 839 auto Callee = 840 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 841 842 DIBuilder DIB(*M); 843 auto File = DIB.createFile("tmp.cpp", "/"); 844 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C_plus_plus_11, 845 DIB.createFile("tmp.cpp", "/"), "", true, "", 846 0); 847 auto SPType = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 848 auto SP = 849 DIB.createFunction(CU, "foo", "foo", File, 1, SPType, 1, DINode::FlagZero, 850 DISubprogram::SPFlagDefinition); 851 DebugLoc DL1 = DILocation::get(Ctx, 2, 0, SP); 852 DebugLoc DL2 = DILocation::get(Ctx, 3, 0, SP); 853 854 auto BB2 = BasicBlock::Create(Ctx, "bb2", F); 855 auto Br = BranchInst::Create(BB2, BB); 856 Br->setDebugLoc(DL1); 857 858 IRBuilder<> Builder(Ctx); 859 Builder.SetInsertPoint(Br); 860 EXPECT_EQ(DL1, Builder.getCurrentDebugLocation()); 861 auto Call1 = Builder.CreateCall(Callee, None); 862 EXPECT_EQ(DL1, Call1->getDebugLoc()); 863 864 Call1->setDebugLoc(DL2); 865 Builder.SetInsertPoint(Call1->getParent(), Call1->getIterator()); 866 EXPECT_EQ(DL2, Builder.getCurrentDebugLocation()); 867 auto Call2 = Builder.CreateCall(Callee, None); 868 EXPECT_EQ(DL2, Call2->getDebugLoc()); 869 870 DIB.finalize(); 871 } 872 873 TEST_F(IRBuilderTest, DIImportedEntity) { 874 IRBuilder<> Builder(BB); 875 DIBuilder DIB(*M); 876 auto F = DIB.createFile("F.CBL", "/"); 877 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74, 878 F, "llvm-cobol74", 879 true, "", 0); 880 DIB.createImportedDeclaration(CU, nullptr, F, 1); 881 DIB.createImportedDeclaration(CU, nullptr, F, 1); 882 DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2); 883 DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2); 884 DIB.finalize(); 885 EXPECT_TRUE(verifyModule(*M)); 886 EXPECT_TRUE(CU->getImportedEntities().size() == 2); 887 } 888 889 // 0: #define M0 V0 <-- command line definition 890 // 0: main.c <-- main file 891 // 3: #define M1 V1 <-- M1 definition in main.c 892 // 5: #include "file.h" <-- inclusion of file.h from main.c 893 // 1: #define M2 <-- M2 definition in file.h with no value 894 // 7: #undef M1 V1 <-- M1 un-definition in main.c 895 TEST_F(IRBuilderTest, DIBuilderMacro) { 896 IRBuilder<> Builder(BB); 897 DIBuilder DIB(*M); 898 auto File1 = DIB.createFile("main.c", "/"); 899 auto File2 = DIB.createFile("file.h", "/"); 900 auto CU = DIB.createCompileUnit( 901 dwarf::DW_LANG_C, DIB.createFile("main.c", "/"), "llvm-c", true, "", 0); 902 auto MDef0 = 903 DIB.createMacro(nullptr, 0, dwarf::DW_MACINFO_define, "M0", "V0"); 904 auto TMF1 = DIB.createTempMacroFile(nullptr, 0, File1); 905 auto MDef1 = DIB.createMacro(TMF1, 3, dwarf::DW_MACINFO_define, "M1", "V1"); 906 auto TMF2 = DIB.createTempMacroFile(TMF1, 5, File2); 907 auto MDef2 = DIB.createMacro(TMF2, 1, dwarf::DW_MACINFO_define, "M2"); 908 auto MUndef1 = DIB.createMacro(TMF1, 7, dwarf::DW_MACINFO_undef, "M1"); 909 910 EXPECT_EQ(dwarf::DW_MACINFO_define, MDef1->getMacinfoType()); 911 EXPECT_EQ(3u, MDef1->getLine()); 912 EXPECT_EQ("M1", MDef1->getName()); 913 EXPECT_EQ("V1", MDef1->getValue()); 914 915 EXPECT_EQ(dwarf::DW_MACINFO_undef, MUndef1->getMacinfoType()); 916 EXPECT_EQ(7u, MUndef1->getLine()); 917 EXPECT_EQ("M1", MUndef1->getName()); 918 EXPECT_EQ("", MUndef1->getValue()); 919 920 EXPECT_EQ(dwarf::DW_MACINFO_start_file, TMF2->getMacinfoType()); 921 EXPECT_EQ(5u, TMF2->getLine()); 922 EXPECT_EQ(File2, TMF2->getFile()); 923 924 DIB.finalize(); 925 926 SmallVector<Metadata *, 4> Elements; 927 Elements.push_back(MDef2); 928 auto MF2 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 5, File2, 929 DIB.getOrCreateMacroArray(Elements)); 930 931 Elements.clear(); 932 Elements.push_back(MDef1); 933 Elements.push_back(MF2); 934 Elements.push_back(MUndef1); 935 auto MF1 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 0, File1, 936 DIB.getOrCreateMacroArray(Elements)); 937 938 Elements.clear(); 939 Elements.push_back(MDef0); 940 Elements.push_back(MF1); 941 auto MN0 = MDTuple::get(Ctx, Elements); 942 EXPECT_EQ(MN0, CU->getRawMacros()); 943 944 Elements.clear(); 945 Elements.push_back(MDef1); 946 Elements.push_back(MF2); 947 Elements.push_back(MUndef1); 948 auto MN1 = MDTuple::get(Ctx, Elements); 949 EXPECT_EQ(MN1, MF1->getRawElements()); 950 951 Elements.clear(); 952 Elements.push_back(MDef2); 953 auto MN2 = MDTuple::get(Ctx, Elements); 954 EXPECT_EQ(MN2, MF2->getRawElements()); 955 EXPECT_TRUE(verifyModule(*M)); 956 } 957 958 TEST_F(IRBuilderTest, NoFolderNames) { 959 IRBuilder<NoFolder> Builder(BB); 960 auto *Add = 961 Builder.CreateAdd(Builder.getInt32(1), Builder.getInt32(2), "add"); 962 EXPECT_EQ(Add->getName(), "add"); 963 } 964 } 965