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, ConstrainedFPFunctionCall) { 336 IRBuilder<> Builder(BB); 337 338 // Create an empty constrained FP function. 339 FunctionType *FTy = FunctionType::get(Type::getVoidTy(Ctx), 340 /*isVarArg=*/false); 341 Function *Callee = 342 Function::Create(FTy, Function::ExternalLinkage, "", M.get()); 343 BasicBlock *CalleeBB = BasicBlock::Create(Ctx, "", Callee); 344 IRBuilder<> CalleeBuilder(CalleeBB); 345 CalleeBuilder.setIsFPConstrained(true); 346 CalleeBuilder.setConstrainedFPFunctionAttr(); 347 CalleeBuilder.CreateRetVoid(); 348 349 // Now call the empty constrained FP function. 350 Builder.setIsFPConstrained(true); 351 Builder.setConstrainedFPFunctionAttr(); 352 CallInst *FCall = Builder.CreateCall(Callee, None); 353 354 // Check the attributes to verify the strictfp attribute is on the call. 355 EXPECT_TRUE(FCall->getAttributes().getFnAttributes().hasAttribute( 356 Attribute::StrictFP)); 357 358 Builder.CreateRetVoid(); 359 EXPECT_FALSE(verifyModule(*M)); 360 } 361 362 TEST_F(IRBuilderTest, Lifetime) { 363 IRBuilder<> Builder(BB); 364 AllocaInst *Var1 = Builder.CreateAlloca(Builder.getInt8Ty()); 365 AllocaInst *Var2 = Builder.CreateAlloca(Builder.getInt32Ty()); 366 AllocaInst *Var3 = Builder.CreateAlloca(Builder.getInt8Ty(), 367 Builder.getInt32(123)); 368 369 CallInst *Start1 = Builder.CreateLifetimeStart(Var1); 370 CallInst *Start2 = Builder.CreateLifetimeStart(Var2); 371 CallInst *Start3 = Builder.CreateLifetimeStart(Var3, Builder.getInt64(100)); 372 373 EXPECT_EQ(Start1->getArgOperand(0), Builder.getInt64(-1)); 374 EXPECT_EQ(Start2->getArgOperand(0), Builder.getInt64(-1)); 375 EXPECT_EQ(Start3->getArgOperand(0), Builder.getInt64(100)); 376 377 EXPECT_EQ(Start1->getArgOperand(1), Var1); 378 EXPECT_NE(Start2->getArgOperand(1), Var2); 379 EXPECT_EQ(Start3->getArgOperand(1), Var3); 380 381 Value *End1 = Builder.CreateLifetimeEnd(Var1); 382 Builder.CreateLifetimeEnd(Var2); 383 Builder.CreateLifetimeEnd(Var3); 384 385 IntrinsicInst *II_Start1 = dyn_cast<IntrinsicInst>(Start1); 386 IntrinsicInst *II_End1 = dyn_cast<IntrinsicInst>(End1); 387 ASSERT_TRUE(II_Start1 != nullptr); 388 EXPECT_EQ(II_Start1->getIntrinsicID(), Intrinsic::lifetime_start); 389 ASSERT_TRUE(II_End1 != nullptr); 390 EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end); 391 } 392 393 TEST_F(IRBuilderTest, CreateCondBr) { 394 IRBuilder<> Builder(BB); 395 BasicBlock *TBB = BasicBlock::Create(Ctx, "", F); 396 BasicBlock *FBB = BasicBlock::Create(Ctx, "", F); 397 398 BranchInst *BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB); 399 Instruction *TI = BB->getTerminator(); 400 EXPECT_EQ(BI, TI); 401 EXPECT_EQ(2u, TI->getNumSuccessors()); 402 EXPECT_EQ(TBB, TI->getSuccessor(0)); 403 EXPECT_EQ(FBB, TI->getSuccessor(1)); 404 405 BI->eraseFromParent(); 406 MDNode *Weights = MDBuilder(Ctx).createBranchWeights(42, 13); 407 BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB, Weights); 408 TI = BB->getTerminator(); 409 EXPECT_EQ(BI, TI); 410 EXPECT_EQ(2u, TI->getNumSuccessors()); 411 EXPECT_EQ(TBB, TI->getSuccessor(0)); 412 EXPECT_EQ(FBB, TI->getSuccessor(1)); 413 EXPECT_EQ(Weights, TI->getMetadata(LLVMContext::MD_prof)); 414 } 415 416 TEST_F(IRBuilderTest, LandingPadName) { 417 IRBuilder<> Builder(BB); 418 LandingPadInst *LP = Builder.CreateLandingPad(Builder.getInt32Ty(), 0, "LP"); 419 EXPECT_EQ(LP->getName(), "LP"); 420 } 421 422 TEST_F(IRBuilderTest, DataLayout) { 423 std::unique_ptr<Module> M(new Module("test", Ctx)); 424 M->setDataLayout("e-n32"); 425 EXPECT_TRUE(M->getDataLayout().isLegalInteger(32)); 426 M->setDataLayout("e"); 427 EXPECT_FALSE(M->getDataLayout().isLegalInteger(32)); 428 } 429 430 TEST_F(IRBuilderTest, GetIntTy) { 431 IRBuilder<> Builder(BB); 432 IntegerType *Ty1 = Builder.getInt1Ty(); 433 EXPECT_EQ(Ty1, IntegerType::get(Ctx, 1)); 434 435 DataLayout* DL = new DataLayout(M.get()); 436 IntegerType *IntPtrTy = Builder.getIntPtrTy(*DL); 437 unsigned IntPtrBitSize = DL->getPointerSizeInBits(0); 438 EXPECT_EQ(IntPtrTy, IntegerType::get(Ctx, IntPtrBitSize)); 439 delete DL; 440 } 441 442 TEST_F(IRBuilderTest, UnaryOperators) { 443 IRBuilder<NoFolder> Builder(BB); 444 Value *V = Builder.CreateLoad(GV->getValueType(), GV); 445 446 // Test CreateUnOp(X) 447 Value *U = Builder.CreateUnOp(Instruction::FNeg, V); 448 ASSERT_TRUE(isa<Instruction>(U)); 449 ASSERT_TRUE(isa<FPMathOperator>(U)); 450 ASSERT_TRUE(isa<UnaryOperator>(U)); 451 ASSERT_FALSE(isa<BinaryOperator>(U)); 452 453 // Test CreateFNegFMF(X) 454 Instruction *I = cast<Instruction>(U); 455 I->setHasNoSignedZeros(true); 456 I->setHasNoNaNs(true); 457 Value *VFMF = Builder.CreateFNegFMF(V, I); 458 Instruction *IFMF = cast<Instruction>(VFMF); 459 EXPECT_TRUE(IFMF->hasNoSignedZeros()); 460 EXPECT_TRUE(IFMF->hasNoNaNs()); 461 EXPECT_FALSE(IFMF->hasAllowReassoc()); 462 } 463 464 TEST_F(IRBuilderTest, FastMathFlags) { 465 IRBuilder<> Builder(BB); 466 Value *F, *FC; 467 Instruction *FDiv, *FAdd, *FCmp, *FCall; 468 469 F = Builder.CreateLoad(GV->getValueType(), GV); 470 F = Builder.CreateFAdd(F, F); 471 472 EXPECT_FALSE(Builder.getFastMathFlags().any()); 473 ASSERT_TRUE(isa<Instruction>(F)); 474 FAdd = cast<Instruction>(F); 475 EXPECT_FALSE(FAdd->hasNoNaNs()); 476 477 FastMathFlags FMF; 478 Builder.setFastMathFlags(FMF); 479 480 // By default, no flags are set. 481 F = Builder.CreateFAdd(F, F); 482 EXPECT_FALSE(Builder.getFastMathFlags().any()); 483 ASSERT_TRUE(isa<Instruction>(F)); 484 FAdd = cast<Instruction>(F); 485 EXPECT_FALSE(FAdd->hasNoNaNs()); 486 EXPECT_FALSE(FAdd->hasNoInfs()); 487 EXPECT_FALSE(FAdd->hasNoSignedZeros()); 488 EXPECT_FALSE(FAdd->hasAllowReciprocal()); 489 EXPECT_FALSE(FAdd->hasAllowContract()); 490 EXPECT_FALSE(FAdd->hasAllowReassoc()); 491 EXPECT_FALSE(FAdd->hasApproxFunc()); 492 493 // Set all flags in the instruction. 494 FAdd->setFast(true); 495 EXPECT_TRUE(FAdd->hasNoNaNs()); 496 EXPECT_TRUE(FAdd->hasNoInfs()); 497 EXPECT_TRUE(FAdd->hasNoSignedZeros()); 498 EXPECT_TRUE(FAdd->hasAllowReciprocal()); 499 EXPECT_TRUE(FAdd->hasAllowContract()); 500 EXPECT_TRUE(FAdd->hasAllowReassoc()); 501 EXPECT_TRUE(FAdd->hasApproxFunc()); 502 503 // All flags are set in the builder. 504 FMF.setFast(); 505 Builder.setFastMathFlags(FMF); 506 507 F = Builder.CreateFAdd(F, F); 508 EXPECT_TRUE(Builder.getFastMathFlags().any()); 509 EXPECT_TRUE(Builder.getFastMathFlags().all()); 510 ASSERT_TRUE(isa<Instruction>(F)); 511 FAdd = cast<Instruction>(F); 512 EXPECT_TRUE(FAdd->hasNoNaNs()); 513 EXPECT_TRUE(FAdd->isFast()); 514 515 // Now, try it with CreateBinOp 516 F = Builder.CreateBinOp(Instruction::FAdd, F, F); 517 EXPECT_TRUE(Builder.getFastMathFlags().any()); 518 ASSERT_TRUE(isa<Instruction>(F)); 519 FAdd = cast<Instruction>(F); 520 EXPECT_TRUE(FAdd->hasNoNaNs()); 521 EXPECT_TRUE(FAdd->isFast()); 522 523 F = Builder.CreateFDiv(F, F); 524 EXPECT_TRUE(Builder.getFastMathFlags().all()); 525 ASSERT_TRUE(isa<Instruction>(F)); 526 FDiv = cast<Instruction>(F); 527 EXPECT_TRUE(FDiv->hasAllowReciprocal()); 528 529 // Clear all FMF in the builder. 530 Builder.clearFastMathFlags(); 531 532 F = Builder.CreateFDiv(F, F); 533 ASSERT_TRUE(isa<Instruction>(F)); 534 FDiv = cast<Instruction>(F); 535 EXPECT_FALSE(FDiv->hasAllowReciprocal()); 536 537 // Try individual flags. 538 FMF.clear(); 539 FMF.setAllowReciprocal(); 540 Builder.setFastMathFlags(FMF); 541 542 F = Builder.CreateFDiv(F, F); 543 EXPECT_TRUE(Builder.getFastMathFlags().any()); 544 EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal); 545 ASSERT_TRUE(isa<Instruction>(F)); 546 FDiv = cast<Instruction>(F); 547 EXPECT_TRUE(FDiv->hasAllowReciprocal()); 548 549 Builder.clearFastMathFlags(); 550 551 FC = Builder.CreateFCmpOEQ(F, F); 552 ASSERT_TRUE(isa<Instruction>(FC)); 553 FCmp = cast<Instruction>(FC); 554 EXPECT_FALSE(FCmp->hasAllowReciprocal()); 555 556 FMF.clear(); 557 FMF.setAllowReciprocal(); 558 Builder.setFastMathFlags(FMF); 559 560 FC = Builder.CreateFCmpOEQ(F, F); 561 EXPECT_TRUE(Builder.getFastMathFlags().any()); 562 EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal); 563 ASSERT_TRUE(isa<Instruction>(FC)); 564 FCmp = cast<Instruction>(FC); 565 EXPECT_TRUE(FCmp->hasAllowReciprocal()); 566 567 Builder.clearFastMathFlags(); 568 569 // Test FP-contract 570 FC = Builder.CreateFAdd(F, F); 571 ASSERT_TRUE(isa<Instruction>(FC)); 572 FAdd = cast<Instruction>(FC); 573 EXPECT_FALSE(FAdd->hasAllowContract()); 574 575 FMF.clear(); 576 FMF.setAllowContract(true); 577 Builder.setFastMathFlags(FMF); 578 579 FC = Builder.CreateFAdd(F, F); 580 EXPECT_TRUE(Builder.getFastMathFlags().any()); 581 EXPECT_TRUE(Builder.getFastMathFlags().AllowContract); 582 ASSERT_TRUE(isa<Instruction>(FC)); 583 FAdd = cast<Instruction>(FC); 584 EXPECT_TRUE(FAdd->hasAllowContract()); 585 586 FMF.setApproxFunc(); 587 Builder.clearFastMathFlags(); 588 Builder.setFastMathFlags(FMF); 589 // Now 'aml' and 'contract' are set. 590 F = Builder.CreateFMul(F, F); 591 FAdd = cast<Instruction>(F); 592 EXPECT_TRUE(FAdd->hasApproxFunc()); 593 EXPECT_TRUE(FAdd->hasAllowContract()); 594 EXPECT_FALSE(FAdd->hasAllowReassoc()); 595 596 FMF.setAllowReassoc(); 597 Builder.clearFastMathFlags(); 598 Builder.setFastMathFlags(FMF); 599 // Now 'aml' and 'contract' and 'reassoc' are set. 600 F = Builder.CreateFMul(F, F); 601 FAdd = cast<Instruction>(F); 602 EXPECT_TRUE(FAdd->hasApproxFunc()); 603 EXPECT_TRUE(FAdd->hasAllowContract()); 604 EXPECT_TRUE(FAdd->hasAllowReassoc()); 605 606 // Test a call with FMF. 607 auto CalleeTy = FunctionType::get(Type::getFloatTy(Ctx), 608 /*isVarArg=*/false); 609 auto Callee = 610 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 611 612 FCall = Builder.CreateCall(Callee, None); 613 EXPECT_FALSE(FCall->hasNoNaNs()); 614 615 Function *V = 616 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 617 FCall = Builder.CreateCall(V, None); 618 EXPECT_FALSE(FCall->hasNoNaNs()); 619 620 FMF.clear(); 621 FMF.setNoNaNs(); 622 Builder.setFastMathFlags(FMF); 623 624 FCall = Builder.CreateCall(Callee, None); 625 EXPECT_TRUE(Builder.getFastMathFlags().any()); 626 EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs); 627 EXPECT_TRUE(FCall->hasNoNaNs()); 628 629 FCall = Builder.CreateCall(V, None); 630 EXPECT_TRUE(Builder.getFastMathFlags().any()); 631 EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs); 632 EXPECT_TRUE(FCall->hasNoNaNs()); 633 634 Builder.clearFastMathFlags(); 635 636 // To test a copy, make sure that a '0' and a '1' change state. 637 F = Builder.CreateFDiv(F, F); 638 ASSERT_TRUE(isa<Instruction>(F)); 639 FDiv = cast<Instruction>(F); 640 EXPECT_FALSE(FDiv->getFastMathFlags().any()); 641 FDiv->setHasAllowReciprocal(true); 642 FAdd->setHasAllowReciprocal(false); 643 FAdd->setHasNoNaNs(true); 644 FDiv->copyFastMathFlags(FAdd); 645 EXPECT_TRUE(FDiv->hasNoNaNs()); 646 EXPECT_FALSE(FDiv->hasAllowReciprocal()); 647 648 } 649 650 TEST_F(IRBuilderTest, WrapFlags) { 651 IRBuilder<NoFolder> Builder(BB); 652 653 // Test instructions. 654 GlobalVariable *G = new GlobalVariable(*M, Builder.getInt32Ty(), true, 655 GlobalValue::ExternalLinkage, nullptr); 656 Value *V = Builder.CreateLoad(G->getValueType(), G); 657 EXPECT_TRUE( 658 cast<BinaryOperator>(Builder.CreateNSWAdd(V, V))->hasNoSignedWrap()); 659 EXPECT_TRUE( 660 cast<BinaryOperator>(Builder.CreateNSWMul(V, V))->hasNoSignedWrap()); 661 EXPECT_TRUE( 662 cast<BinaryOperator>(Builder.CreateNSWSub(V, V))->hasNoSignedWrap()); 663 EXPECT_TRUE(cast<BinaryOperator>( 664 Builder.CreateShl(V, V, "", /* NUW */ false, /* NSW */ true)) 665 ->hasNoSignedWrap()); 666 667 EXPECT_TRUE( 668 cast<BinaryOperator>(Builder.CreateNUWAdd(V, V))->hasNoUnsignedWrap()); 669 EXPECT_TRUE( 670 cast<BinaryOperator>(Builder.CreateNUWMul(V, V))->hasNoUnsignedWrap()); 671 EXPECT_TRUE( 672 cast<BinaryOperator>(Builder.CreateNUWSub(V, V))->hasNoUnsignedWrap()); 673 EXPECT_TRUE(cast<BinaryOperator>( 674 Builder.CreateShl(V, V, "", /* NUW */ true, /* NSW */ false)) 675 ->hasNoUnsignedWrap()); 676 677 // Test operators created with constants. 678 Constant *C = Builder.getInt32(42); 679 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWAdd(C, C)) 680 ->hasNoSignedWrap()); 681 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWSub(C, C)) 682 ->hasNoSignedWrap()); 683 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWMul(C, C)) 684 ->hasNoSignedWrap()); 685 EXPECT_TRUE(cast<OverflowingBinaryOperator>( 686 Builder.CreateShl(C, C, "", /* NUW */ false, /* NSW */ true)) 687 ->hasNoSignedWrap()); 688 689 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWAdd(C, C)) 690 ->hasNoUnsignedWrap()); 691 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWSub(C, C)) 692 ->hasNoUnsignedWrap()); 693 EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWMul(C, C)) 694 ->hasNoUnsignedWrap()); 695 EXPECT_TRUE(cast<OverflowingBinaryOperator>( 696 Builder.CreateShl(C, C, "", /* NUW */ true, /* NSW */ false)) 697 ->hasNoUnsignedWrap()); 698 } 699 700 TEST_F(IRBuilderTest, RAIIHelpersTest) { 701 IRBuilder<> Builder(BB); 702 EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal()); 703 MDBuilder MDB(M->getContext()); 704 705 MDNode *FPMathA = MDB.createFPMath(0.01f); 706 MDNode *FPMathB = MDB.createFPMath(0.1f); 707 708 Builder.setDefaultFPMathTag(FPMathA); 709 710 { 711 IRBuilder<>::FastMathFlagGuard Guard(Builder); 712 FastMathFlags FMF; 713 FMF.setAllowReciprocal(); 714 Builder.setFastMathFlags(FMF); 715 Builder.setDefaultFPMathTag(FPMathB); 716 EXPECT_TRUE(Builder.getFastMathFlags().allowReciprocal()); 717 EXPECT_EQ(FPMathB, Builder.getDefaultFPMathTag()); 718 } 719 720 EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal()); 721 EXPECT_EQ(FPMathA, Builder.getDefaultFPMathTag()); 722 723 Value *F = Builder.CreateLoad(GV->getValueType(), GV); 724 725 { 726 IRBuilder<>::InsertPointGuard Guard(Builder); 727 Builder.SetInsertPoint(cast<Instruction>(F)); 728 EXPECT_EQ(F, &*Builder.GetInsertPoint()); 729 } 730 731 EXPECT_EQ(BB->end(), Builder.GetInsertPoint()); 732 EXPECT_EQ(BB, Builder.GetInsertBlock()); 733 } 734 735 TEST_F(IRBuilderTest, createFunction) { 736 IRBuilder<> Builder(BB); 737 DIBuilder DIB(*M); 738 auto File = DIB.createFile("error.swift", "/"); 739 auto CU = 740 DIB.createCompileUnit(dwarf::DW_LANG_Swift, File, "swiftc", true, "", 0); 741 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 742 auto NoErr = DIB.createFunction( 743 CU, "noerr", "", File, 1, Type, 1, DINode::FlagZero, 744 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 745 EXPECT_TRUE(!NoErr->getThrownTypes()); 746 auto Int = DIB.createBasicType("Int", 64, dwarf::DW_ATE_signed); 747 auto Error = DIB.getOrCreateArray({Int}); 748 auto Err = DIB.createFunction( 749 CU, "err", "", File, 1, Type, 1, DINode::FlagZero, 750 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized, nullptr, 751 nullptr, Error.get()); 752 EXPECT_TRUE(Err->getThrownTypes().get() == Error.get()); 753 DIB.finalize(); 754 } 755 756 TEST_F(IRBuilderTest, DIBuilder) { 757 IRBuilder<> Builder(BB); 758 DIBuilder DIB(*M); 759 auto File = DIB.createFile("F.CBL", "/"); 760 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74, 761 DIB.createFile("F.CBL", "/"), "llvm-cobol74", 762 true, "", 0); 763 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 764 auto SP = DIB.createFunction( 765 CU, "foo", "", File, 1, Type, 1, DINode::FlagZero, 766 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 767 F->setSubprogram(SP); 768 AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty()); 769 auto BarSP = DIB.createFunction( 770 CU, "bar", "", File, 1, Type, 1, DINode::FlagZero, 771 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 772 auto BadScope = DIB.createLexicalBlockFile(BarSP, File, 0); 773 I->setDebugLoc(DebugLoc::get(2, 0, BadScope)); 774 DIB.finalize(); 775 EXPECT_TRUE(verifyModule(*M)); 776 } 777 778 TEST_F(IRBuilderTest, createArtificialSubprogram) { 779 IRBuilder<> Builder(BB); 780 DIBuilder DIB(*M); 781 auto File = DIB.createFile("main.c", "/"); 782 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C, File, "clang", 783 /*isOptimized=*/true, /*Flags=*/"", 784 /*Runtime Version=*/0); 785 auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 786 auto SP = DIB.createFunction( 787 CU, "foo", /*LinkageName=*/"", File, 788 /*LineNo=*/1, Type, /*ScopeLine=*/2, DINode::FlagZero, 789 DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized); 790 EXPECT_TRUE(SP->isDistinct()); 791 792 F->setSubprogram(SP); 793 AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty()); 794 ReturnInst *R = Builder.CreateRetVoid(); 795 I->setDebugLoc(DebugLoc::get(3, 2, SP)); 796 R->setDebugLoc(DebugLoc::get(4, 2, SP)); 797 DIB.finalize(); 798 EXPECT_FALSE(verifyModule(*M)); 799 800 Function *G = Function::Create(F->getFunctionType(), 801 Function::ExternalLinkage, "", M.get()); 802 BasicBlock *GBB = BasicBlock::Create(Ctx, "", G); 803 Builder.SetInsertPoint(GBB); 804 I->removeFromParent(); 805 Builder.Insert(I); 806 Builder.CreateRetVoid(); 807 EXPECT_FALSE(verifyModule(*M)); 808 809 DISubprogram *GSP = DIBuilder::createArtificialSubprogram(F->getSubprogram()); 810 EXPECT_EQ(SP->getFile(), GSP->getFile()); 811 EXPECT_EQ(SP->getType(), GSP->getType()); 812 EXPECT_EQ(SP->getLine(), GSP->getLine()); 813 EXPECT_EQ(SP->getScopeLine(), GSP->getScopeLine()); 814 EXPECT_TRUE(GSP->isDistinct()); 815 816 G->setSubprogram(GSP); 817 EXPECT_TRUE(verifyModule(*M)); 818 819 auto *InlinedAtNode = 820 DILocation::getDistinct(Ctx, GSP->getScopeLine(), 0, GSP); 821 DebugLoc DL = I->getDebugLoc(); 822 DenseMap<const MDNode *, MDNode *> IANodes; 823 auto IA = DebugLoc::appendInlinedAt(DL, InlinedAtNode, Ctx, IANodes); 824 auto NewDL = DebugLoc::get(DL.getLine(), DL.getCol(), DL.getScope(), IA); 825 I->setDebugLoc(NewDL); 826 EXPECT_FALSE(verifyModule(*M)); 827 828 EXPECT_EQ("foo", SP->getName()); 829 EXPECT_EQ("foo", GSP->getName()); 830 EXPECT_FALSE(SP->isArtificial()); 831 EXPECT_TRUE(GSP->isArtificial()); 832 } 833 834 TEST_F(IRBuilderTest, InsertExtractElement) { 835 IRBuilder<> Builder(BB); 836 837 auto VecTy = FixedVectorType::get(Builder.getInt64Ty(), 4); 838 auto Elt1 = Builder.getInt64(-1); 839 auto Elt2 = Builder.getInt64(-2); 840 Value *Vec = UndefValue::get(VecTy); 841 Vec = Builder.CreateInsertElement(Vec, Elt1, Builder.getInt8(1)); 842 Vec = Builder.CreateInsertElement(Vec, Elt2, 2); 843 auto X1 = Builder.CreateExtractElement(Vec, 1); 844 auto X2 = Builder.CreateExtractElement(Vec, Builder.getInt32(2)); 845 EXPECT_EQ(Elt1, X1); 846 EXPECT_EQ(Elt2, X2); 847 } 848 849 TEST_F(IRBuilderTest, CreateGlobalStringPtr) { 850 IRBuilder<> Builder(BB); 851 852 auto String1a = Builder.CreateGlobalStringPtr("TestString", "String1a"); 853 auto String1b = Builder.CreateGlobalStringPtr("TestString", "String1b", 0); 854 auto String2 = Builder.CreateGlobalStringPtr("TestString", "String2", 1); 855 auto String3 = Builder.CreateGlobalString("TestString", "String3", 2); 856 857 EXPECT_TRUE(String1a->getType()->getPointerAddressSpace() == 0); 858 EXPECT_TRUE(String1b->getType()->getPointerAddressSpace() == 0); 859 EXPECT_TRUE(String2->getType()->getPointerAddressSpace() == 1); 860 EXPECT_TRUE(String3->getType()->getPointerAddressSpace() == 2); 861 } 862 863 TEST_F(IRBuilderTest, DebugLoc) { 864 auto CalleeTy = FunctionType::get(Type::getVoidTy(Ctx), 865 /*isVarArg=*/false); 866 auto Callee = 867 Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get()); 868 869 DIBuilder DIB(*M); 870 auto File = DIB.createFile("tmp.cpp", "/"); 871 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C_plus_plus_11, 872 DIB.createFile("tmp.cpp", "/"), "", true, "", 873 0); 874 auto SPType = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None)); 875 auto SP = 876 DIB.createFunction(CU, "foo", "foo", File, 1, SPType, 1, DINode::FlagZero, 877 DISubprogram::SPFlagDefinition); 878 DebugLoc DL1 = DILocation::get(Ctx, 2, 0, SP); 879 DebugLoc DL2 = DILocation::get(Ctx, 3, 0, SP); 880 881 auto BB2 = BasicBlock::Create(Ctx, "bb2", F); 882 auto Br = BranchInst::Create(BB2, BB); 883 Br->setDebugLoc(DL1); 884 885 IRBuilder<> Builder(Ctx); 886 Builder.SetInsertPoint(Br); 887 EXPECT_EQ(DL1, Builder.getCurrentDebugLocation()); 888 auto Call1 = Builder.CreateCall(Callee, None); 889 EXPECT_EQ(DL1, Call1->getDebugLoc()); 890 891 Call1->setDebugLoc(DL2); 892 Builder.SetInsertPoint(Call1->getParent(), Call1->getIterator()); 893 EXPECT_EQ(DL2, Builder.getCurrentDebugLocation()); 894 auto Call2 = Builder.CreateCall(Callee, None); 895 EXPECT_EQ(DL2, Call2->getDebugLoc()); 896 897 DIB.finalize(); 898 } 899 900 TEST_F(IRBuilderTest, DIImportedEntity) { 901 IRBuilder<> Builder(BB); 902 DIBuilder DIB(*M); 903 auto F = DIB.createFile("F.CBL", "/"); 904 auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74, 905 F, "llvm-cobol74", 906 true, "", 0); 907 DIB.createImportedDeclaration(CU, nullptr, F, 1); 908 DIB.createImportedDeclaration(CU, nullptr, F, 1); 909 DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2); 910 DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2); 911 DIB.finalize(); 912 EXPECT_TRUE(verifyModule(*M)); 913 EXPECT_TRUE(CU->getImportedEntities().size() == 2); 914 } 915 916 // 0: #define M0 V0 <-- command line definition 917 // 0: main.c <-- main file 918 // 3: #define M1 V1 <-- M1 definition in main.c 919 // 5: #include "file.h" <-- inclusion of file.h from main.c 920 // 1: #define M2 <-- M2 definition in file.h with no value 921 // 7: #undef M1 V1 <-- M1 un-definition in main.c 922 TEST_F(IRBuilderTest, DIBuilderMacro) { 923 IRBuilder<> Builder(BB); 924 DIBuilder DIB(*M); 925 auto File1 = DIB.createFile("main.c", "/"); 926 auto File2 = DIB.createFile("file.h", "/"); 927 auto CU = DIB.createCompileUnit( 928 dwarf::DW_LANG_C, DIB.createFile("main.c", "/"), "llvm-c", true, "", 0); 929 auto MDef0 = 930 DIB.createMacro(nullptr, 0, dwarf::DW_MACINFO_define, "M0", "V0"); 931 auto TMF1 = DIB.createTempMacroFile(nullptr, 0, File1); 932 auto MDef1 = DIB.createMacro(TMF1, 3, dwarf::DW_MACINFO_define, "M1", "V1"); 933 auto TMF2 = DIB.createTempMacroFile(TMF1, 5, File2); 934 auto MDef2 = DIB.createMacro(TMF2, 1, dwarf::DW_MACINFO_define, "M2"); 935 auto MUndef1 = DIB.createMacro(TMF1, 7, dwarf::DW_MACINFO_undef, "M1"); 936 937 EXPECT_EQ(dwarf::DW_MACINFO_define, MDef1->getMacinfoType()); 938 EXPECT_EQ(3u, MDef1->getLine()); 939 EXPECT_EQ("M1", MDef1->getName()); 940 EXPECT_EQ("V1", MDef1->getValue()); 941 942 EXPECT_EQ(dwarf::DW_MACINFO_undef, MUndef1->getMacinfoType()); 943 EXPECT_EQ(7u, MUndef1->getLine()); 944 EXPECT_EQ("M1", MUndef1->getName()); 945 EXPECT_EQ("", MUndef1->getValue()); 946 947 EXPECT_EQ(dwarf::DW_MACINFO_start_file, TMF2->getMacinfoType()); 948 EXPECT_EQ(5u, TMF2->getLine()); 949 EXPECT_EQ(File2, TMF2->getFile()); 950 951 DIB.finalize(); 952 953 SmallVector<Metadata *, 4> Elements; 954 Elements.push_back(MDef2); 955 auto MF2 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 5, File2, 956 DIB.getOrCreateMacroArray(Elements)); 957 958 Elements.clear(); 959 Elements.push_back(MDef1); 960 Elements.push_back(MF2); 961 Elements.push_back(MUndef1); 962 auto MF1 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 0, File1, 963 DIB.getOrCreateMacroArray(Elements)); 964 965 Elements.clear(); 966 Elements.push_back(MDef0); 967 Elements.push_back(MF1); 968 auto MN0 = MDTuple::get(Ctx, Elements); 969 EXPECT_EQ(MN0, CU->getRawMacros()); 970 971 Elements.clear(); 972 Elements.push_back(MDef1); 973 Elements.push_back(MF2); 974 Elements.push_back(MUndef1); 975 auto MN1 = MDTuple::get(Ctx, Elements); 976 EXPECT_EQ(MN1, MF1->getRawElements()); 977 978 Elements.clear(); 979 Elements.push_back(MDef2); 980 auto MN2 = MDTuple::get(Ctx, Elements); 981 EXPECT_EQ(MN2, MF2->getRawElements()); 982 EXPECT_TRUE(verifyModule(*M)); 983 } 984 985 TEST_F(IRBuilderTest, NoFolderNames) { 986 IRBuilder<NoFolder> Builder(BB); 987 auto *Add = 988 Builder.CreateAdd(Builder.getInt32(1), Builder.getInt32(2), "add"); 989 EXPECT_EQ(Add->getName(), "add"); 990 } 991 } 992