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:
SetUp()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
TearDown()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
TEST_F(IRBuilderTest,Intrinsics)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
TEST_F(IRBuilderTest,IntrinsicsWithScalableVectors)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
TEST_F(IRBuilderTest,ConstrainedFP)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
TEST_F(IRBuilderTest,ConstrainedFPIntrinsics)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
TEST_F(IRBuilderTest,Lifetime)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
TEST_F(IRBuilderTest,CreateCondBr)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
TEST_F(IRBuilderTest,LandingPadName)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
TEST_F(IRBuilderTest,DataLayout)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
TEST_F(IRBuilderTest,GetIntTy)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
TEST_F(IRBuilderTest,UnaryOperators)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
TEST_F(IRBuilderTest,FastMathFlags)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
TEST_F(IRBuilderTest,WrapFlags)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
TEST_F(IRBuilderTest,RAIIHelpersTest)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
TEST_F(IRBuilderTest,createFunction)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
TEST_F(IRBuilderTest,DIBuilder)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
TEST_F(IRBuilderTest,createArtificialSubprogram)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
TEST_F(IRBuilderTest,InsertExtractElement)807 TEST_F(IRBuilderTest, InsertExtractElement) {
808 IRBuilder<> Builder(BB);
809
810 auto VecTy = FixedVectorType::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
TEST_F(IRBuilderTest,CreateGlobalStringPtr)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
TEST_F(IRBuilderTest,DebugLoc)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
TEST_F(IRBuilderTest,DIImportedEntity)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
TEST_F(IRBuilderTest,DIBuilderMacro)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
TEST_F(IRBuilderTest,NoFolderNames)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