1 //===- unittests/IR/MetadataTest.cpp - Metadata unit tests ----------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/ADT/STLExtras.h"
11 #include "llvm/IR/Constants.h"
12 #include "llvm/IR/DebugInfoMetadata.h"
13 #include "llvm/IR/Instructions.h"
14 #include "llvm/IR/LLVMContext.h"
15 #include "llvm/IR/Metadata.h"
16 #include "llvm/IR/Module.h"
17 #include "llvm/IR/Type.h"
18 #include "llvm/Support/raw_ostream.h"
19 #include "gtest/gtest.h"
24 TEST(ContextAndReplaceableUsesTest, FromContext) {
26 ContextAndReplaceableUses CRU(Context);
27 EXPECT_EQ(&Context, &CRU.getContext());
28 EXPECT_FALSE(CRU.hasReplaceableUses());
29 EXPECT_FALSE(CRU.getReplaceableUses());
32 TEST(ContextAndReplaceableUsesTest, FromReplaceableUses) {
34 ContextAndReplaceableUses CRU(make_unique<ReplaceableMetadataImpl>(Context));
35 EXPECT_EQ(&Context, &CRU.getContext());
36 EXPECT_TRUE(CRU.hasReplaceableUses());
37 EXPECT_TRUE(CRU.getReplaceableUses());
40 TEST(ContextAndReplaceableUsesTest, makeReplaceable) {
42 ContextAndReplaceableUses CRU(Context);
43 CRU.makeReplaceable(make_unique<ReplaceableMetadataImpl>(Context));
44 EXPECT_EQ(&Context, &CRU.getContext());
45 EXPECT_TRUE(CRU.hasReplaceableUses());
46 EXPECT_TRUE(CRU.getReplaceableUses());
49 TEST(ContextAndReplaceableUsesTest, takeReplaceableUses) {
51 auto ReplaceableUses = make_unique<ReplaceableMetadataImpl>(Context);
52 auto *Ptr = ReplaceableUses.get();
53 ContextAndReplaceableUses CRU(std::move(ReplaceableUses));
54 ReplaceableUses = CRU.takeReplaceableUses();
55 EXPECT_EQ(&Context, &CRU.getContext());
56 EXPECT_FALSE(CRU.hasReplaceableUses());
57 EXPECT_FALSE(CRU.getReplaceableUses());
58 EXPECT_EQ(Ptr, ReplaceableUses.get());
61 class MetadataTest : public testing::Test {
64 MDNode *getNode() { return MDNode::get(Context, None); }
65 MDNode *getNode(Metadata *MD) { return MDNode::get(Context, MD); }
66 MDNode *getNode(Metadata *MD1, Metadata *MD2) {
67 Metadata *MDs[] = {MD1, MD2};
68 return MDNode::get(Context, MDs);
71 typedef MetadataTest MDStringTest;
73 // Test that construction of MDString with different value produces different
74 // MDString objects, even with the same string pointer and nulls in the string.
75 TEST_F(MDStringTest, CreateDifferent) {
76 char x[3] = { 'f', 0, 'A' };
77 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
79 MDString *s2 = MDString::get(Context, StringRef(&x[0], 3));
83 // Test that creation of MDStrings with the same string contents produces the
84 // same MDString object, even with different pointers.
85 TEST_F(MDStringTest, CreateSame) {
86 char x[4] = { 'a', 'b', 'c', 'X' };
87 char y[4] = { 'a', 'b', 'c', 'Y' };
89 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
90 MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
94 // Test that MDString prints out the string we fed it.
95 TEST_F(MDStringTest, PrintingSimple) {
96 char *str = new char[13];
97 strncpy(str, "testing 1 2 3", 13);
98 MDString *s = MDString::get(Context, StringRef(str, 13));
99 strncpy(str, "aaaaaaaaaaaaa", 13);
103 raw_string_ostream oss(Str);
105 EXPECT_STREQ("!\"testing 1 2 3\"", oss.str().c_str());
108 // Test printing of MDString with non-printable characters.
109 TEST_F(MDStringTest, PrintingComplex) {
110 char str[5] = {0, '\n', '"', '\\', (char)-1};
111 MDString *s = MDString::get(Context, StringRef(str+0, 5));
113 raw_string_ostream oss(Str);
115 EXPECT_STREQ("!\"\\00\\0A\\22\\5C\\FF\"", oss.str().c_str());
118 typedef MetadataTest MDNodeTest;
120 // Test the two constructors, and containing other Constants.
121 TEST_F(MDNodeTest, Simple) {
122 char x[3] = { 'a', 'b', 'c' };
123 char y[3] = { '1', '2', '3' };
125 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
126 MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
127 ConstantAsMetadata *CI = ConstantAsMetadata::get(
128 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
130 std::vector<Metadata *> V;
135 MDNode *n1 = MDNode::get(Context, V);
136 Metadata *const c1 = n1;
137 MDNode *n2 = MDNode::get(Context, c1);
138 Metadata *const c2 = n2;
139 MDNode *n3 = MDNode::get(Context, V);
140 MDNode *n4 = MDNode::getIfExists(Context, V);
141 MDNode *n5 = MDNode::getIfExists(Context, c1);
142 MDNode *n6 = MDNode::getIfExists(Context, c2);
147 EXPECT_EQ(n6, (Metadata *)nullptr);
149 EXPECT_EQ(3u, n1->getNumOperands());
150 EXPECT_EQ(s1, n1->getOperand(0));
151 EXPECT_EQ(CI, n1->getOperand(1));
152 EXPECT_EQ(s2, n1->getOperand(2));
154 EXPECT_EQ(1u, n2->getNumOperands());
155 EXPECT_EQ(n1, n2->getOperand(0));
158 TEST_F(MDNodeTest, Delete) {
159 Constant *C = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 1);
160 Instruction *I = new BitCastInst(C, Type::getInt32Ty(getGlobalContext()));
162 Metadata *const V = LocalAsMetadata::get(I);
163 MDNode *n = MDNode::get(Context, V);
164 TrackingMDRef wvh(n);
171 TEST_F(MDNodeTest, SelfReference) {
175 auto Temp = MDNode::getTemporary(Context, None);
176 Metadata *Args[] = {Temp.get()};
177 MDNode *Self = MDNode::get(Context, Args);
178 Self->replaceOperandWith(0, Self);
179 ASSERT_EQ(Self, Self->getOperand(0));
181 // Self-references should be distinct, so MDNode::get() should grab a
182 // uniqued node that references Self, not Self.
184 MDNode *Ref1 = MDNode::get(Context, Args);
185 MDNode *Ref2 = MDNode::get(Context, Args);
186 EXPECT_NE(Self, Ref1);
187 EXPECT_EQ(Ref1, Ref2);
193 auto Temp = MDNode::getTemporary(Context, None);
194 Metadata *Args[] = {Temp.get(), MDNode::get(Context, None)};
195 MDNode *Self = MDNode::get(Context, Args);
196 Self->replaceOperandWith(0, Self);
197 ASSERT_EQ(Self, Self->getOperand(0));
199 // Self-references should be distinct, so MDNode::get() should grab a
200 // uniqued node that references Self, not Self itself.
202 MDNode *Ref1 = MDNode::get(Context, Args);
203 MDNode *Ref2 = MDNode::get(Context, Args);
204 EXPECT_NE(Self, Ref1);
205 EXPECT_EQ(Ref1, Ref2);
209 TEST_F(MDNodeTest, Print) {
210 Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 7);
211 MDString *S = MDString::get(Context, "foo");
212 MDNode *N0 = getNode();
213 MDNode *N1 = getNode(N0);
214 MDNode *N2 = getNode(N0, N1);
216 Metadata *Args[] = {ConstantAsMetadata::get(C), S, nullptr, N0, N1, N2};
217 MDNode *N = MDNode::get(Context, Args);
219 std::string Expected;
221 raw_string_ostream OS(Expected);
223 C->printAsOperand(OS);
225 S->printAsOperand(OS);
227 MDNode *Nodes[] = {N0, N1, N2};
228 for (auto *Node : Nodes)
229 OS << ", <" << (void *)Node << ">";
235 raw_string_ostream OS(Actual);
239 EXPECT_EQ(Expected, Actual);
242 TEST_F(MDNodeTest, NullOperand) {
244 MDNode *Empty = MDNode::get(Context, None);
246 // metadata !{metadata !{}}
247 Metadata *Ops[] = {Empty};
248 MDNode *N = MDNode::get(Context, Ops);
249 ASSERT_EQ(Empty, N->getOperand(0));
251 // metadata !{metadata !{}} => metadata !{null}
252 N->replaceOperandWith(0, nullptr);
253 ASSERT_EQ(nullptr, N->getOperand(0));
257 MDNode *NullOp = MDNode::get(Context, Ops);
258 ASSERT_EQ(nullptr, NullOp->getOperand(0));
259 EXPECT_EQ(N, NullOp);
262 TEST_F(MDNodeTest, DistinctOnUniquingCollision) {
264 MDNode *Empty = MDNode::get(Context, None);
265 ASSERT_TRUE(Empty->isResolved());
266 EXPECT_FALSE(Empty->isDistinct());
269 Metadata *Wrapped1Ops[] = {Empty};
270 MDNode *Wrapped1 = MDNode::get(Context, Wrapped1Ops);
271 ASSERT_EQ(Empty, Wrapped1->getOperand(0));
272 ASSERT_TRUE(Wrapped1->isResolved());
273 EXPECT_FALSE(Wrapped1->isDistinct());
276 Metadata *Wrapped2Ops[] = {Wrapped1};
277 MDNode *Wrapped2 = MDNode::get(Context, Wrapped2Ops);
278 ASSERT_EQ(Wrapped1, Wrapped2->getOperand(0));
279 ASSERT_TRUE(Wrapped2->isResolved());
280 EXPECT_FALSE(Wrapped2->isDistinct());
282 // !{!{!{}}} => !{!{}}
283 Wrapped2->replaceOperandWith(0, Empty);
284 ASSERT_EQ(Empty, Wrapped2->getOperand(0));
285 EXPECT_TRUE(Wrapped2->isDistinct());
286 EXPECT_FALSE(Wrapped1->isDistinct());
289 TEST_F(MDNodeTest, getDistinct) {
291 MDNode *Empty = MDNode::get(Context, None);
292 ASSERT_TRUE(Empty->isResolved());
293 ASSERT_FALSE(Empty->isDistinct());
294 ASSERT_EQ(Empty, MDNode::get(Context, None));
297 MDNode *Distinct1 = MDNode::getDistinct(Context, None);
298 MDNode *Distinct2 = MDNode::getDistinct(Context, None);
299 EXPECT_TRUE(Distinct1->isResolved());
300 EXPECT_TRUE(Distinct2->isDistinct());
301 EXPECT_NE(Empty, Distinct1);
302 EXPECT_NE(Empty, Distinct2);
303 EXPECT_NE(Distinct1, Distinct2);
306 ASSERT_EQ(Empty, MDNode::get(Context, None));
309 TEST_F(MDNodeTest, isUniqued) {
310 MDNode *U = MDTuple::get(Context, None);
311 MDNode *D = MDTuple::getDistinct(Context, None);
312 auto T = MDTuple::getTemporary(Context, None);
313 EXPECT_TRUE(U->isUniqued());
314 EXPECT_FALSE(D->isUniqued());
315 EXPECT_FALSE(T->isUniqued());
318 TEST_F(MDNodeTest, isDistinct) {
319 MDNode *U = MDTuple::get(Context, None);
320 MDNode *D = MDTuple::getDistinct(Context, None);
321 auto T = MDTuple::getTemporary(Context, None);
322 EXPECT_FALSE(U->isDistinct());
323 EXPECT_TRUE(D->isDistinct());
324 EXPECT_FALSE(T->isDistinct());
327 TEST_F(MDNodeTest, isTemporary) {
328 MDNode *U = MDTuple::get(Context, None);
329 MDNode *D = MDTuple::getDistinct(Context, None);
330 auto T = MDTuple::getTemporary(Context, None);
331 EXPECT_FALSE(U->isTemporary());
332 EXPECT_FALSE(D->isTemporary());
333 EXPECT_TRUE(T->isTemporary());
336 TEST_F(MDNodeTest, getDistinctWithUnresolvedOperands) {
338 auto Temp = MDTuple::getTemporary(Context, None);
339 ASSERT_FALSE(Temp->isResolved());
341 // distinct !{temporary !{}}
342 Metadata *Ops[] = {Temp.get()};
343 MDNode *Distinct = MDNode::getDistinct(Context, Ops);
344 EXPECT_TRUE(Distinct->isResolved());
345 EXPECT_EQ(Temp.get(), Distinct->getOperand(0));
347 // temporary !{} => !{}
348 MDNode *Empty = MDNode::get(Context, None);
349 Temp->replaceAllUsesWith(Empty);
350 EXPECT_EQ(Empty, Distinct->getOperand(0));
353 TEST_F(MDNodeTest, handleChangedOperandRecursion) {
355 MDNode *N0 = MDNode::get(Context, None);
358 auto Temp3 = MDTuple::getTemporary(Context, None);
359 Metadata *Ops1[] = {Temp3.get(), nullptr};
360 MDNode *N1 = MDNode::get(Context, Ops1);
363 Metadata *Ops2[] = {Temp3.get(), N0};
364 MDNode *N2 = MDNode::get(Context, Ops2);
367 Metadata *Ops3[] = {N2};
368 MDNode *N3 = MDNode::get(Context, Ops3);
369 Temp3->replaceAllUsesWith(N3);
372 Metadata *Ops4[] = {N1};
373 MDNode *N4 = MDNode::get(Context, Ops4);
375 // Confirm that the cycle prevented RAUW from getting dropped.
376 EXPECT_TRUE(N0->isResolved());
377 EXPECT_FALSE(N1->isResolved());
378 EXPECT_FALSE(N2->isResolved());
379 EXPECT_FALSE(N3->isResolved());
380 EXPECT_FALSE(N4->isResolved());
382 // Create a couple of distinct nodes to observe what's going on.
384 // !5 = distinct !{!2}
385 // !6 = distinct !{!3}
386 Metadata *Ops5[] = {N2};
387 MDNode *N5 = MDNode::getDistinct(Context, Ops5);
388 Metadata *Ops6[] = {N3};
389 MDNode *N6 = MDNode::getDistinct(Context, Ops6);
391 // Mutate !2 to look like !1, causing a uniquing collision (and an RAUW).
392 // This will ripple up, with !3 colliding with !4, and RAUWing. Since !2
393 // references !3, this can cause a re-entry of handleChangedOperand() when !3
394 // is not ready for it.
396 // !2->replaceOperandWith(1, nullptr)
397 // !2: !{!3, !0} => !{!3, null}
398 // !2->replaceAllUsesWith(!1)
399 // !3: !{!2] => !{!1}
400 // !3->replaceAllUsesWith(!4)
401 N2->replaceOperandWith(1, nullptr);
403 // If all has gone well, N2 and N3 will have been RAUW'ed and deleted from
404 // under us. Just check that the other nodes are sane.
408 // !5 = distinct !{!1}
409 // !6 = distinct !{!4}
410 EXPECT_EQ(N4, N1->getOperand(0));
411 EXPECT_EQ(N1, N4->getOperand(0));
412 EXPECT_EQ(N1, N5->getOperand(0));
413 EXPECT_EQ(N4, N6->getOperand(0));
416 TEST_F(MDNodeTest, replaceResolvedOperand) {
417 // Check code for replacing one resolved operand with another. If doing this
418 // directly (via replaceOperandWith()) becomes illegal, change the operand to
419 // a global value that gets RAUW'ed.
421 // Use a temporary node to keep N from being resolved.
422 auto Temp = MDTuple::getTemporary(Context, None);
423 Metadata *Ops[] = {nullptr, Temp.get()};
425 MDNode *Empty = MDTuple::get(Context, ArrayRef<Metadata *>());
426 MDNode *N = MDTuple::get(Context, Ops);
427 EXPECT_EQ(nullptr, N->getOperand(0));
428 ASSERT_FALSE(N->isResolved());
430 // Check code for replacing resolved nodes.
431 N->replaceOperandWith(0, Empty);
432 EXPECT_EQ(Empty, N->getOperand(0));
434 // Check code for adding another unresolved operand.
435 N->replaceOperandWith(0, Temp.get());
436 EXPECT_EQ(Temp.get(), N->getOperand(0));
438 // Remove the references to Temp; required for teardown.
439 Temp->replaceAllUsesWith(nullptr);
442 TEST_F(MDNodeTest, replaceWithUniqued) {
443 auto *Empty = MDTuple::get(Context, None);
444 MDTuple *FirstUniqued;
446 Metadata *Ops[] = {Empty};
447 auto Temp = MDTuple::getTemporary(Context, Ops);
448 EXPECT_TRUE(Temp->isTemporary());
450 // Don't expect a collision.
451 auto *Current = Temp.get();
452 FirstUniqued = MDNode::replaceWithUniqued(std::move(Temp));
453 EXPECT_TRUE(FirstUniqued->isUniqued());
454 EXPECT_TRUE(FirstUniqued->isResolved());
455 EXPECT_EQ(Current, FirstUniqued);
458 Metadata *Ops[] = {Empty};
459 auto Temp = MDTuple::getTemporary(Context, Ops);
460 EXPECT_TRUE(Temp->isTemporary());
462 // Should collide with Uniqued above this time.
463 auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
464 EXPECT_TRUE(Uniqued->isUniqued());
465 EXPECT_TRUE(Uniqued->isResolved());
466 EXPECT_EQ(FirstUniqued, Uniqued);
469 auto Unresolved = MDTuple::getTemporary(Context, None);
470 Metadata *Ops[] = {Unresolved.get()};
471 auto Temp = MDTuple::getTemporary(Context, Ops);
472 EXPECT_TRUE(Temp->isTemporary());
474 // Shouldn't be resolved.
475 auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
476 EXPECT_TRUE(Uniqued->isUniqued());
477 EXPECT_FALSE(Uniqued->isResolved());
479 // Should be a different node.
480 EXPECT_NE(FirstUniqued, Uniqued);
482 // Should resolve when we update its node (note: be careful to avoid a
483 // collision with any other nodes above).
484 Uniqued->replaceOperandWith(0, nullptr);
485 EXPECT_TRUE(Uniqued->isResolved());
489 TEST_F(MDNodeTest, replaceWithDistinct) {
491 auto *Empty = MDTuple::get(Context, None);
492 Metadata *Ops[] = {Empty};
493 auto Temp = MDTuple::getTemporary(Context, Ops);
494 EXPECT_TRUE(Temp->isTemporary());
496 // Don't expect a collision.
497 auto *Current = Temp.get();
498 auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
499 EXPECT_TRUE(Distinct->isDistinct());
500 EXPECT_TRUE(Distinct->isResolved());
501 EXPECT_EQ(Current, Distinct);
504 auto Unresolved = MDTuple::getTemporary(Context, None);
505 Metadata *Ops[] = {Unresolved.get()};
506 auto Temp = MDTuple::getTemporary(Context, Ops);
507 EXPECT_TRUE(Temp->isTemporary());
509 // Don't expect a collision.
510 auto *Current = Temp.get();
511 auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
512 EXPECT_TRUE(Distinct->isDistinct());
513 EXPECT_TRUE(Distinct->isResolved());
514 EXPECT_EQ(Current, Distinct);
516 // Cleanup; required for teardown.
517 Unresolved->replaceAllUsesWith(nullptr);
521 TEST_F(MDNodeTest, replaceWithPermanent) {
522 Metadata *Ops[] = {nullptr};
523 auto Temp = MDTuple::getTemporary(Context, Ops);
524 auto *T = Temp.get();
526 // U is a normal, uniqued node that references T.
527 auto *U = MDTuple::get(Context, T);
528 EXPECT_TRUE(U->isUniqued());
530 // Make Temp self-referencing.
531 Temp->replaceOperandWith(0, T);
533 // Try to uniquify Temp. This should, despite the name in the API, give a
534 // 'distinct' node, since self-references aren't allowed to be uniqued.
536 // Since it's distinct, N should have the same address as when it was a
537 // temporary (i.e., be equal to T not U).
538 auto *N = MDNode::replaceWithPermanent(std::move(Temp));
540 EXPECT_TRUE(N->isDistinct());
542 // U should be the canonical unique node with N as the argument.
543 EXPECT_EQ(U, MDTuple::get(Context, N));
544 EXPECT_TRUE(U->isUniqued());
546 // This temporary should collide with U when replaced, but it should still be
548 EXPECT_EQ(U, MDNode::replaceWithPermanent(MDTuple::getTemporary(Context, N)));
549 EXPECT_TRUE(U->isUniqued());
551 // This temporary should become a new uniqued node.
552 auto Temp2 = MDTuple::getTemporary(Context, U);
553 auto *V = Temp2.get();
554 EXPECT_EQ(V, MDNode::replaceWithPermanent(std::move(Temp2)));
555 EXPECT_TRUE(V->isUniqued());
556 EXPECT_EQ(U, V->getOperand(0));
559 TEST_F(MDNodeTest, deleteTemporaryWithTrackingRef) {
561 EXPECT_EQ(nullptr, Ref.get());
563 auto Temp = MDTuple::getTemporary(Context, None);
564 Ref.reset(Temp.get());
565 EXPECT_EQ(Temp.get(), Ref.get());
567 EXPECT_EQ(nullptr, Ref.get());
570 typedef MetadataTest MDLocationTest;
572 TEST_F(MDLocationTest, Overflow) {
573 MDNode *N = MDNode::get(Context, None);
575 MDLocation *L = MDLocation::get(Context, 2, 7, N);
576 EXPECT_EQ(2u, L->getLine());
577 EXPECT_EQ(7u, L->getColumn());
579 unsigned U16 = 1u << 16;
581 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16 - 1, N);
582 EXPECT_EQ(UINT32_MAX, L->getLine());
583 EXPECT_EQ(U16 - 1, L->getColumn());
586 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16, N);
587 EXPECT_EQ(UINT32_MAX, L->getLine());
588 EXPECT_EQ(0u, L->getColumn());
591 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16 + 1, N);
592 EXPECT_EQ(UINT32_MAX, L->getLine());
593 EXPECT_EQ(0u, L->getColumn());
597 TEST_F(MDLocationTest, getDistinct) {
598 MDNode *N = MDNode::get(Context, None);
599 MDLocation *L0 = MDLocation::getDistinct(Context, 2, 7, N);
600 EXPECT_TRUE(L0->isDistinct());
601 MDLocation *L1 = MDLocation::get(Context, 2, 7, N);
602 EXPECT_FALSE(L1->isDistinct());
603 EXPECT_EQ(L1, MDLocation::get(Context, 2, 7, N));
606 TEST_F(MDLocationTest, getTemporary) {
607 MDNode *N = MDNode::get(Context, None);
608 auto L = MDLocation::getTemporary(Context, 2, 7, N);
609 EXPECT_TRUE(L->isTemporary());
610 EXPECT_FALSE(L->isResolved());
613 typedef MetadataTest GenericDebugNodeTest;
615 TEST_F(GenericDebugNodeTest, get) {
616 StringRef Header = "header";
617 auto *Empty = MDNode::get(Context, None);
618 Metadata *Ops1[] = {Empty};
619 auto *N = GenericDebugNode::get(Context, 15, Header, Ops1);
620 EXPECT_EQ(15u, N->getTag());
621 EXPECT_EQ(2u, N->getNumOperands());
622 EXPECT_EQ(Header, N->getHeader());
623 EXPECT_EQ(MDString::get(Context, Header), N->getOperand(0));
624 EXPECT_EQ(1u, N->getNumDwarfOperands());
625 EXPECT_EQ(Empty, N->getDwarfOperand(0));
626 EXPECT_EQ(Empty, N->getOperand(1));
627 ASSERT_TRUE(N->isUniqued());
629 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops1));
631 N->replaceOperandWith(1, nullptr);
632 EXPECT_EQ(15u, N->getTag());
633 EXPECT_EQ(Header, N->getHeader());
634 EXPECT_EQ(nullptr, N->getDwarfOperand(0));
635 ASSERT_TRUE(N->isUniqued());
637 Metadata *Ops2[] = {nullptr};
638 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops2));
640 N->replaceDwarfOperandWith(0, Empty);
641 EXPECT_EQ(15u, N->getTag());
642 EXPECT_EQ(Header, N->getHeader());
643 EXPECT_EQ(Empty, N->getDwarfOperand(0));
644 ASSERT_TRUE(N->isUniqued());
645 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops1));
647 TempGenericDebugNode Temp = N->clone();
648 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
651 TEST_F(GenericDebugNodeTest, getEmptyHeader) {
652 // Canonicalize !"" to null.
653 auto *N = GenericDebugNode::get(Context, 15, StringRef(), None);
654 EXPECT_EQ(StringRef(), N->getHeader());
655 EXPECT_EQ(nullptr, N->getOperand(0));
658 typedef MetadataTest MDSubrangeTest;
660 TEST_F(MDSubrangeTest, get) {
661 auto *N = MDSubrange::get(Context, 5, 7);
662 EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
663 EXPECT_EQ(5, N->getCount());
664 EXPECT_EQ(7, N->getLo());
665 EXPECT_EQ(N, MDSubrange::get(Context, 5, 7));
666 EXPECT_EQ(MDSubrange::get(Context, 5, 0), MDSubrange::get(Context, 5));
668 TempMDSubrange Temp = N->clone();
669 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
672 typedef MetadataTest MDEnumeratorTest;
674 TEST_F(MDEnumeratorTest, get) {
675 auto *N = MDEnumerator::get(Context, 7, "name");
676 EXPECT_EQ(dwarf::DW_TAG_enumerator, N->getTag());
677 EXPECT_EQ(7, N->getValue());
678 EXPECT_EQ("name", N->getName());
679 EXPECT_EQ(N, MDEnumerator::get(Context, 7, "name"));
681 EXPECT_NE(N, MDEnumerator::get(Context, 8, "name"));
682 EXPECT_NE(N, MDEnumerator::get(Context, 7, "nam"));
684 TempMDEnumerator Temp = N->clone();
685 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
688 typedef MetadataTest MDBasicTypeTest;
690 TEST_F(MDBasicTypeTest, get) {
692 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33, 26, 7);
693 EXPECT_EQ(dwarf::DW_TAG_base_type, N->getTag());
694 EXPECT_EQ("special", N->getName());
695 EXPECT_EQ(33u, N->getSizeInBits());
696 EXPECT_EQ(26u, N->getAlignInBits());
697 EXPECT_EQ(7u, N->getEncoding());
698 EXPECT_EQ(0u, N->getLine());
699 EXPECT_EQ(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
702 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_unspecified_type,
703 "special", 33, 26, 7));
705 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "s", 33, 26, 7));
706 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 32,
708 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
710 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
713 TempMDBasicType Temp = N->clone();
714 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
717 typedef MetadataTest MDDerivedTypeTest;
719 TEST_F(MDDerivedTypeTest, get) {
720 Metadata *File = MDTuple::getDistinct(Context, None);
721 Metadata *Scope = MDTuple::getDistinct(Context, None);
722 Metadata *BaseType = MDTuple::getDistinct(Context, None);
723 Metadata *ExtraData = MDTuple::getDistinct(Context, None);
725 auto *N = MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
726 File, 1, Scope, BaseType, 2, 3, 4, 5, ExtraData);
727 EXPECT_EQ(dwarf::DW_TAG_pointer_type, N->getTag());
728 EXPECT_EQ("something", N->getName());
729 EXPECT_EQ(File, N->getFile());
730 EXPECT_EQ(1u, N->getLine());
731 EXPECT_EQ(Scope, N->getScope());
732 EXPECT_EQ(BaseType, N->getBaseType());
733 EXPECT_EQ(2u, N->getSizeInBits());
734 EXPECT_EQ(3u, N->getAlignInBits());
735 EXPECT_EQ(4u, N->getOffsetInBits());
736 EXPECT_EQ(5u, N->getFlags());
737 EXPECT_EQ(ExtraData, N->getExtraData());
738 EXPECT_EQ(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
739 "something", File, 1, Scope, BaseType, 2, 3,
742 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_reference_type,
743 "something", File, 1, Scope, BaseType, 2, 3,
745 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "else",
746 File, 1, Scope, BaseType, 2, 3, 4, 5,
748 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
749 "something", Scope, 1, Scope, BaseType, 2, 3,
751 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
752 "something", File, 2, Scope, BaseType, 2, 3,
755 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
756 File, 1, File, BaseType, 2, 3, 4, 5, ExtraData));
758 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
759 File, 1, Scope, File, 2, 3, 4, 5, ExtraData));
760 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
761 "something", File, 1, Scope, BaseType, 3, 3,
763 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
764 "something", File, 1, Scope, BaseType, 2, 2,
766 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
767 "something", File, 1, Scope, BaseType, 2, 3,
769 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
770 "something", File, 1, Scope, BaseType, 2, 3,
773 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
774 File, 1, Scope, BaseType, 2, 3, 4, 5, File));
776 TempMDDerivedType Temp = N->clone();
777 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
780 typedef MetadataTest MDCompositeTypeTest;
782 TEST_F(MDCompositeTypeTest, get) {
783 unsigned Tag = dwarf::DW_TAG_structure_type;
784 StringRef Name = "some name";
785 Metadata *File = MDTuple::getDistinct(Context, None);
787 Metadata *Scope = MDTuple::getDistinct(Context, None);
788 Metadata *BaseType = MDTuple::getDistinct(Context, None);
789 unsigned SizeInBits = 2;
790 unsigned AlignInBits = 3;
791 unsigned OffsetInBits = 4;
793 Metadata *Elements = MDTuple::getDistinct(Context, None);
794 unsigned RuntimeLang = 6;
795 Metadata *VTableHolder = MDTuple::getDistinct(Context, None);
796 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
797 StringRef Identifier = "some id";
799 auto *N = MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
800 BaseType, SizeInBits, AlignInBits,
801 OffsetInBits, Flags, Elements, RuntimeLang,
802 VTableHolder, TemplateParams, Identifier);
803 EXPECT_EQ(Tag, N->getTag());
804 EXPECT_EQ(Name, N->getName());
805 EXPECT_EQ(File, N->getFile());
806 EXPECT_EQ(Line, N->getLine());
807 EXPECT_EQ(Scope, N->getScope());
808 EXPECT_EQ(BaseType, N->getBaseType());
809 EXPECT_EQ(SizeInBits, N->getSizeInBits());
810 EXPECT_EQ(AlignInBits, N->getAlignInBits());
811 EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
812 EXPECT_EQ(Flags, N->getFlags());
813 EXPECT_EQ(Elements, N->getElements());
814 EXPECT_EQ(RuntimeLang, N->getRuntimeLang());
815 EXPECT_EQ(VTableHolder, N->getVTableHolder());
816 EXPECT_EQ(TemplateParams, N->getTemplateParams());
817 EXPECT_EQ(Identifier, N->getIdentifier());
819 EXPECT_EQ(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
820 BaseType, SizeInBits, AlignInBits,
821 OffsetInBits, Flags, Elements, RuntimeLang,
822 VTableHolder, TemplateParams, Identifier));
824 EXPECT_NE(N, MDCompositeType::get(Context, Tag + 1, Name, File, Line, Scope,
825 BaseType, SizeInBits, AlignInBits,
826 OffsetInBits, Flags, Elements, RuntimeLang,
827 VTableHolder, TemplateParams, Identifier));
828 EXPECT_NE(N, MDCompositeType::get(Context, Tag, "abc", File, Line, Scope,
829 BaseType, SizeInBits, AlignInBits,
830 OffsetInBits, Flags, Elements, RuntimeLang,
831 VTableHolder, TemplateParams, Identifier));
832 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, Scope, Line, Scope,
833 BaseType, SizeInBits, AlignInBits,
834 OffsetInBits, Flags, Elements, RuntimeLang,
835 VTableHolder, TemplateParams, Identifier));
836 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line + 1, Scope,
837 BaseType, SizeInBits, AlignInBits,
838 OffsetInBits, Flags, Elements, RuntimeLang,
839 VTableHolder, TemplateParams, Identifier));
840 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, File,
841 BaseType, SizeInBits, AlignInBits,
842 OffsetInBits, Flags, Elements, RuntimeLang,
843 VTableHolder, TemplateParams, Identifier));
844 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope, File,
845 SizeInBits, AlignInBits, OffsetInBits,
846 Flags, Elements, RuntimeLang, VTableHolder,
847 TemplateParams, Identifier));
848 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
849 BaseType, SizeInBits + 1, AlignInBits,
850 OffsetInBits, Flags, Elements, RuntimeLang,
851 VTableHolder, TemplateParams, Identifier));
852 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
853 BaseType, SizeInBits, AlignInBits + 1,
854 OffsetInBits, Flags, Elements, RuntimeLang,
855 VTableHolder, TemplateParams, Identifier));
856 EXPECT_NE(N, MDCompositeType::get(
857 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
858 AlignInBits, OffsetInBits + 1, Flags, Elements, RuntimeLang,
859 VTableHolder, TemplateParams, Identifier));
860 EXPECT_NE(N, MDCompositeType::get(
861 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
862 AlignInBits, OffsetInBits, Flags + 1, Elements, RuntimeLang,
863 VTableHolder, TemplateParams, Identifier));
864 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
865 BaseType, SizeInBits, AlignInBits,
866 OffsetInBits, Flags, File, RuntimeLang,
867 VTableHolder, TemplateParams, Identifier));
868 EXPECT_NE(N, MDCompositeType::get(
869 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
870 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang + 1,
871 VTableHolder, TemplateParams, Identifier));
872 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
873 BaseType, SizeInBits, AlignInBits,
874 OffsetInBits, Flags, Elements, RuntimeLang,
875 File, TemplateParams, Identifier));
876 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
877 BaseType, SizeInBits, AlignInBits,
878 OffsetInBits, Flags, Elements, RuntimeLang,
879 VTableHolder, File, Identifier));
880 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
881 BaseType, SizeInBits, AlignInBits,
882 OffsetInBits, Flags, Elements, RuntimeLang,
883 VTableHolder, TemplateParams, "other"));
885 // Be sure that missing identifiers get null pointers.
886 EXPECT_FALSE(MDCompositeType::get(
887 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
888 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
889 VTableHolder, TemplateParams, "")->getRawIdentifier());
890 EXPECT_FALSE(MDCompositeType::get(
891 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
892 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
893 VTableHolder, TemplateParams)->getRawIdentifier());
895 TempMDCompositeType Temp = N->clone();
896 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
899 typedef MetadataTest MDSubroutineTypeTest;
901 TEST_F(MDSubroutineTypeTest, get) {
903 Metadata *TypeArray = MDTuple::getDistinct(Context, None);
905 auto *N = MDSubroutineType::get(Context, Flags, TypeArray);
906 EXPECT_EQ(dwarf::DW_TAG_subroutine_type, N->getTag());
907 EXPECT_EQ(Flags, N->getFlags());
908 EXPECT_EQ(TypeArray, N->getTypeArray());
909 EXPECT_EQ(N, MDSubroutineType::get(Context, Flags, TypeArray));
911 EXPECT_NE(N, MDSubroutineType::get(Context, Flags + 1, TypeArray));
912 EXPECT_NE(N, MDSubroutineType::get(Context, Flags,
913 MDTuple::getDistinct(Context, None)));
915 TempMDSubroutineType Temp = N->clone();
916 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
919 typedef MetadataTest MDFileTest;
921 TEST_F(MDFileTest, get) {
922 StringRef Filename = "file";
923 StringRef Directory = "dir";
924 auto *N = MDFile::get(Context, Filename, Directory);
926 EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
927 EXPECT_EQ(Filename, N->getFilename());
928 EXPECT_EQ(Directory, N->getDirectory());
929 EXPECT_EQ(N, MDFile::get(Context, Filename, Directory));
931 EXPECT_NE(N, MDFile::get(Context, "other", Directory));
932 EXPECT_NE(N, MDFile::get(Context, Filename, "other"));
934 TempMDFile Temp = N->clone();
935 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
938 typedef MetadataTest MDCompileUnitTest;
940 TEST_F(MDCompileUnitTest, get) {
941 unsigned SourceLanguage = 1;
942 Metadata *File = MDTuple::getDistinct(Context, None);
943 StringRef Producer = "some producer";
944 bool IsOptimized = false;
945 StringRef Flags = "flag after flag";
946 unsigned RuntimeVersion = 2;
947 StringRef SplitDebugFilename = "another/file";
948 unsigned EmissionKind = 3;
949 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
950 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
951 Metadata *Subprograms = MDTuple::getDistinct(Context, None);
952 Metadata *GlobalVariables = MDTuple::getDistinct(Context, None);
953 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
954 auto *N = MDCompileUnit::get(
955 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
956 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
957 RetainedTypes, Subprograms, GlobalVariables, ImportedEntities);
959 EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
960 EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
961 EXPECT_EQ(File, N->getFile());
962 EXPECT_EQ(Producer, N->getProducer());
963 EXPECT_EQ(IsOptimized, N->isOptimized());
964 EXPECT_EQ(Flags, N->getFlags());
965 EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
966 EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
967 EXPECT_EQ(EmissionKind, N->getEmissionKind());
968 EXPECT_EQ(EnumTypes, N->getEnumTypes());
969 EXPECT_EQ(RetainedTypes, N->getRetainedTypes());
970 EXPECT_EQ(Subprograms, N->getSubprograms());
971 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
972 EXPECT_EQ(ImportedEntities, N->getImportedEntities());
973 EXPECT_EQ(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
974 IsOptimized, Flags, RuntimeVersion,
975 SplitDebugFilename, EmissionKind, EnumTypes,
976 RetainedTypes, Subprograms, GlobalVariables,
979 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage + 1, File, Producer,
980 IsOptimized, Flags, RuntimeVersion,
981 SplitDebugFilename, EmissionKind, EnumTypes,
982 RetainedTypes, Subprograms, GlobalVariables,
984 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, EnumTypes, Producer,
985 IsOptimized, Flags, RuntimeVersion,
986 SplitDebugFilename, EmissionKind, EnumTypes,
987 RetainedTypes, Subprograms, GlobalVariables,
989 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, "other",
990 IsOptimized, Flags, RuntimeVersion,
991 SplitDebugFilename, EmissionKind, EnumTypes,
992 RetainedTypes, Subprograms, GlobalVariables,
994 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
995 !IsOptimized, Flags, RuntimeVersion,
996 SplitDebugFilename, EmissionKind, EnumTypes,
997 RetainedTypes, Subprograms, GlobalVariables,
999 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1000 IsOptimized, "other", RuntimeVersion,
1001 SplitDebugFilename, EmissionKind, EnumTypes,
1002 RetainedTypes, Subprograms, GlobalVariables,
1004 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1005 IsOptimized, Flags, RuntimeVersion + 1,
1006 SplitDebugFilename, EmissionKind, EnumTypes,
1007 RetainedTypes, Subprograms, GlobalVariables,
1010 MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1011 IsOptimized, Flags, RuntimeVersion, "other",
1012 EmissionKind, EnumTypes, RetainedTypes,
1013 Subprograms, GlobalVariables, ImportedEntities));
1014 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1015 IsOptimized, Flags, RuntimeVersion,
1016 SplitDebugFilename, EmissionKind + 1,
1017 EnumTypes, RetainedTypes, Subprograms,
1018 GlobalVariables, ImportedEntities));
1019 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1020 IsOptimized, Flags, RuntimeVersion,
1021 SplitDebugFilename, EmissionKind, File,
1022 RetainedTypes, Subprograms, GlobalVariables,
1024 EXPECT_NE(N, MDCompileUnit::get(
1025 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1026 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1027 File, Subprograms, GlobalVariables, ImportedEntities));
1028 EXPECT_NE(N, MDCompileUnit::get(
1029 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1030 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1031 RetainedTypes, File, GlobalVariables, ImportedEntities));
1032 EXPECT_NE(N, MDCompileUnit::get(
1033 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1034 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1035 RetainedTypes, Subprograms, File, ImportedEntities));
1036 EXPECT_NE(N, MDCompileUnit::get(
1037 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1038 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1039 RetainedTypes, Subprograms, GlobalVariables, File));
1041 TempMDCompileUnit Temp = N->clone();
1042 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1045 typedef MetadataTest MDSubprogramTest;
1047 TEST_F(MDSubprogramTest, get) {
1048 Metadata *Scope = MDTuple::getDistinct(Context, None);
1049 StringRef Name = "name";
1050 StringRef LinkageName = "linkage";
1051 Metadata *File = MDTuple::getDistinct(Context, None);
1053 Metadata *Type = MDTuple::getDistinct(Context, None);
1054 bool IsLocalToUnit = false;
1055 bool IsDefinition = true;
1056 unsigned ScopeLine = 3;
1057 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1058 unsigned Virtuality = 4;
1059 unsigned VirtualIndex = 5;
1061 bool IsOptimized = false;
1062 Metadata *Function = MDTuple::getDistinct(Context, None);
1063 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1064 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1065 Metadata *Variables = MDTuple::getDistinct(Context, None);
1067 auto *N = MDSubprogram::get(
1068 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1069 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1070 IsOptimized, Function, TemplateParams, Declaration, Variables);
1072 EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
1073 EXPECT_EQ(Scope, N->getScope());
1074 EXPECT_EQ(Name, N->getName());
1075 EXPECT_EQ(LinkageName, N->getLinkageName());
1076 EXPECT_EQ(File, N->getFile());
1077 EXPECT_EQ(Line, N->getLine());
1078 EXPECT_EQ(Type, N->getType());
1079 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1080 EXPECT_EQ(IsDefinition, N->isDefinition());
1081 EXPECT_EQ(ScopeLine, N->getScopeLine());
1082 EXPECT_EQ(ContainingType, N->getContainingType());
1083 EXPECT_EQ(Virtuality, N->getVirtuality());
1084 EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
1085 EXPECT_EQ(Flags, N->getFlags());
1086 EXPECT_EQ(IsOptimized, N->isOptimized());
1087 EXPECT_EQ(Function, N->getFunction());
1088 EXPECT_EQ(TemplateParams, N->getTemplateParams());
1089 EXPECT_EQ(Declaration, N->getDeclaration());
1090 EXPECT_EQ(Variables, N->getVariables());
1091 EXPECT_EQ(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1092 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1093 ContainingType, Virtuality, VirtualIndex,
1094 Flags, IsOptimized, Function, TemplateParams,
1095 Declaration, Variables));
1097 EXPECT_NE(N, MDSubprogram::get(Context, File, Name, LinkageName, File, Line,
1098 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1099 ContainingType, Virtuality, VirtualIndex,
1100 Flags, IsOptimized, Function, TemplateParams,
1101 Declaration, Variables));
1102 EXPECT_NE(N, MDSubprogram::get(Context, Scope, "other", LinkageName, File,
1103 Line, Type, IsLocalToUnit, IsDefinition,
1104 ScopeLine, ContainingType, Virtuality,
1105 VirtualIndex, Flags, IsOptimized, Function,
1106 TemplateParams, Declaration, Variables));
1107 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, "other", File, Line,
1108 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1109 ContainingType, Virtuality, VirtualIndex,
1110 Flags, IsOptimized, Function, TemplateParams,
1111 Declaration, Variables));
1112 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, Scope, Line,
1113 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1114 ContainingType, Virtuality, VirtualIndex,
1115 Flags, IsOptimized, Function, TemplateParams,
1116 Declaration, Variables));
1117 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File,
1118 Line + 1, Type, IsLocalToUnit, IsDefinition,
1119 ScopeLine, ContainingType, Virtuality,
1120 VirtualIndex, Flags, IsOptimized, Function,
1121 TemplateParams, Declaration, Variables));
1122 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1123 Scope, IsLocalToUnit, IsDefinition, ScopeLine,
1124 ContainingType, Virtuality, VirtualIndex,
1125 Flags, IsOptimized, Function, TemplateParams,
1126 Declaration, Variables));
1127 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1128 Type, !IsLocalToUnit, IsDefinition, ScopeLine,
1129 ContainingType, Virtuality, VirtualIndex,
1130 Flags, IsOptimized, Function, TemplateParams,
1131 Declaration, Variables));
1132 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1133 Type, IsLocalToUnit, !IsDefinition, ScopeLine,
1134 ContainingType, Virtuality, VirtualIndex,
1135 Flags, IsOptimized, Function, TemplateParams,
1136 Declaration, Variables));
1137 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1138 Type, IsLocalToUnit, IsDefinition,
1139 ScopeLine + 1, ContainingType, Virtuality,
1140 VirtualIndex, Flags, IsOptimized, Function,
1141 TemplateParams, Declaration, Variables));
1142 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1143 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1144 Type, Virtuality, VirtualIndex, Flags,
1145 IsOptimized, Function, TemplateParams,
1146 Declaration, Variables));
1147 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1148 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1149 ContainingType, Virtuality + 1, VirtualIndex,
1150 Flags, IsOptimized, Function, TemplateParams,
1151 Declaration, Variables));
1152 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1153 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1154 ContainingType, Virtuality, VirtualIndex + 1,
1155 Flags, IsOptimized, Function, TemplateParams,
1156 Declaration, Variables));
1157 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1158 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1159 ContainingType, Virtuality, VirtualIndex,
1160 ~Flags, IsOptimized, Function, TemplateParams,
1161 Declaration, Variables));
1162 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1163 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1164 ContainingType, Virtuality, VirtualIndex,
1165 Flags, !IsOptimized, Function, TemplateParams,
1166 Declaration, Variables));
1167 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1168 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1169 ContainingType, Virtuality, VirtualIndex,
1170 Flags, IsOptimized, Type, TemplateParams,
1171 Declaration, Variables));
1172 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1173 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1174 ContainingType, Virtuality, VirtualIndex,
1175 Flags, IsOptimized, Function, Type,
1176 Declaration, Variables));
1177 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1178 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1179 ContainingType, Virtuality, VirtualIndex,
1180 Flags, IsOptimized, Function, TemplateParams,
1182 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1183 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1184 ContainingType, Virtuality, VirtualIndex,
1185 Flags, IsOptimized, Function, TemplateParams,
1186 Declaration, Type));
1188 TempMDSubprogram Temp = N->clone();
1189 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1192 typedef MetadataTest MDLexicalBlockTest;
1194 TEST_F(MDLexicalBlockTest, get) {
1195 Metadata *Scope = MDTuple::getDistinct(Context, None);
1196 Metadata *File = MDTuple::getDistinct(Context, None);
1198 unsigned Column = 8;
1200 auto *N = MDLexicalBlock::get(Context, Scope, File, Line, Column);
1202 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1203 EXPECT_EQ(Scope, N->getScope());
1204 EXPECT_EQ(File, N->getFile());
1205 EXPECT_EQ(Line, N->getLine());
1206 EXPECT_EQ(Column, N->getColumn());
1207 EXPECT_EQ(N, MDLexicalBlock::get(Context, Scope, File, Line, Column));
1209 EXPECT_NE(N, MDLexicalBlock::get(Context, File, File, Line, Column));
1210 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, Scope, Line, Column));
1211 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line + 1, Column));
1212 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line, Column + 1));
1214 TempMDLexicalBlock Temp = N->clone();
1215 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1218 typedef MetadataTest MDLexicalBlockFileTest;
1220 TEST_F(MDLexicalBlockFileTest, get) {
1221 Metadata *Scope = MDTuple::getDistinct(Context, None);
1222 Metadata *File = MDTuple::getDistinct(Context, None);
1223 unsigned Discriminator = 5;
1225 auto *N = MDLexicalBlockFile::get(Context, Scope, File, Discriminator);
1227 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1228 EXPECT_EQ(Scope, N->getScope());
1229 EXPECT_EQ(File, N->getFile());
1230 EXPECT_EQ(Discriminator, N->getDiscriminator());
1231 EXPECT_EQ(N, MDLexicalBlockFile::get(Context, Scope, File, Discriminator));
1233 EXPECT_NE(N, MDLexicalBlockFile::get(Context, File, File, Discriminator));
1234 EXPECT_NE(N, MDLexicalBlockFile::get(Context, Scope, Scope, Discriminator));
1236 MDLexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
1238 TempMDLexicalBlockFile Temp = N->clone();
1239 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1242 typedef MetadataTest MDNamespaceTest;
1244 TEST_F(MDNamespaceTest, get) {
1245 Metadata *Scope = MDTuple::getDistinct(Context, None);
1246 Metadata *File = MDTuple::getDistinct(Context, None);
1247 StringRef Name = "namespace";
1250 auto *N = MDNamespace::get(Context, Scope, File, Name, Line);
1252 EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
1253 EXPECT_EQ(Scope, N->getScope());
1254 EXPECT_EQ(File, N->getFile());
1255 EXPECT_EQ(Name, N->getName());
1256 EXPECT_EQ(Line, N->getLine());
1257 EXPECT_EQ(N, MDNamespace::get(Context, Scope, File, Name, Line));
1259 EXPECT_NE(N, MDNamespace::get(Context, File, File, Name, Line));
1260 EXPECT_NE(N, MDNamespace::get(Context, Scope, Scope, Name, Line));
1261 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, "other", Line));
1262 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, Name, Line + 1));
1264 TempMDNamespace Temp = N->clone();
1265 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1268 typedef MetadataTest MDTemplateTypeParameterTest;
1270 TEST_F(MDTemplateTypeParameterTest, get) {
1271 Metadata *Scope = MDTuple::getDistinct(Context, None);
1272 StringRef Name = "template";
1273 Metadata *Type = MDTuple::getDistinct(Context, None);
1275 auto *N = MDTemplateTypeParameter::get(Context, Scope, Name, Type);
1277 EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
1278 EXPECT_EQ(Scope, N->getScope());
1279 EXPECT_EQ(Name, N->getName());
1280 EXPECT_EQ(Type, N->getType());
1281 EXPECT_EQ(N, MDTemplateTypeParameter::get(Context, Scope, Name, Type));
1283 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Type, Name, Type));
1284 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, "other", Type));
1285 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, Name, Scope));
1287 TempMDTemplateTypeParameter Temp = N->clone();
1288 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1291 typedef MetadataTest MDTemplateValueParameterTest;
1293 TEST_F(MDTemplateValueParameterTest, get) {
1294 unsigned Tag = dwarf::DW_TAG_template_value_parameter;
1295 Metadata *Scope = MDTuple::getDistinct(Context, None);
1296 StringRef Name = "template";
1297 Metadata *Type = MDTuple::getDistinct(Context, None);
1298 Metadata *Value = MDTuple::getDistinct(Context, None);
1301 MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value);
1302 EXPECT_EQ(Tag, N->getTag());
1303 EXPECT_EQ(Scope, N->getScope());
1304 EXPECT_EQ(Name, N->getName());
1305 EXPECT_EQ(Type, N->getType());
1306 EXPECT_EQ(Value, N->getValue());
1308 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value));
1310 EXPECT_NE(N, MDTemplateValueParameter::get(
1311 Context, dwarf::DW_TAG_GNU_template_template_param, Scope,
1312 Name, Type, Value));
1314 N, MDTemplateValueParameter::get(Context, Tag, Type, Name, Type, Value));
1315 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, "other", Type,
1317 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Scope,
1320 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Scope));
1322 TempMDTemplateValueParameter Temp = N->clone();
1323 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1326 typedef MetadataTest MDGlobalVariableTest;
1328 TEST_F(MDGlobalVariableTest, get) {
1329 Metadata *Scope = MDTuple::getDistinct(Context, None);
1330 StringRef Name = "name";
1331 StringRef LinkageName = "linkage";
1332 Metadata *File = MDTuple::getDistinct(Context, None);
1334 Metadata *Type = MDTuple::getDistinct(Context, None);
1335 bool IsLocalToUnit = false;
1336 bool IsDefinition = true;
1337 Metadata *Variable = MDTuple::getDistinct(Context, None);
1338 Metadata *StaticDataMemberDeclaration = MDTuple::getDistinct(Context, None);
1340 auto *N = MDGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
1341 Type, IsLocalToUnit, IsDefinition, Variable,
1342 StaticDataMemberDeclaration);
1343 EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
1344 EXPECT_EQ(Scope, N->getScope());
1345 EXPECT_EQ(Name, N->getName());
1346 EXPECT_EQ(LinkageName, N->getLinkageName());
1347 EXPECT_EQ(File, N->getFile());
1348 EXPECT_EQ(Line, N->getLine());
1349 EXPECT_EQ(Type, N->getType());
1350 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1351 EXPECT_EQ(IsDefinition, N->isDefinition());
1352 EXPECT_EQ(Variable, N->getVariable());
1353 EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
1354 EXPECT_EQ(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1355 Line, Type, IsLocalToUnit, IsDefinition,
1356 Variable, StaticDataMemberDeclaration));
1358 EXPECT_NE(N, MDGlobalVariable::get(Context, File, Name, LinkageName, File,
1359 Line, Type, IsLocalToUnit, IsDefinition,
1360 Variable, StaticDataMemberDeclaration));
1361 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, "other", LinkageName, File,
1362 Line, Type, IsLocalToUnit, IsDefinition,
1363 Variable, StaticDataMemberDeclaration));
1364 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, "other", File, Line,
1365 Type, IsLocalToUnit, IsDefinition,
1366 Variable, StaticDataMemberDeclaration));
1367 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, Scope,
1368 Line, Type, IsLocalToUnit, IsDefinition,
1369 Variable, StaticDataMemberDeclaration));
1371 MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1372 Line + 1, Type, IsLocalToUnit, IsDefinition,
1373 Variable, StaticDataMemberDeclaration));
1374 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1375 Line, Scope, IsLocalToUnit, IsDefinition,
1376 Variable, StaticDataMemberDeclaration));
1377 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1378 Line, Type, !IsLocalToUnit, IsDefinition,
1379 Variable, StaticDataMemberDeclaration));
1380 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1381 Line, Type, IsLocalToUnit, !IsDefinition,
1382 Variable, StaticDataMemberDeclaration));
1383 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1384 Line, Type, IsLocalToUnit, IsDefinition,
1385 Type, StaticDataMemberDeclaration));
1386 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1387 Line, Type, IsLocalToUnit, IsDefinition,
1390 TempMDGlobalVariable Temp = N->clone();
1391 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1394 typedef MetadataTest MDLocalVariableTest;
1396 TEST_F(MDLocalVariableTest, get) {
1397 unsigned Tag = dwarf::DW_TAG_arg_variable;
1398 Metadata *Scope = MDTuple::getDistinct(Context, None);
1399 StringRef Name = "name";
1400 Metadata *File = MDTuple::getDistinct(Context, None);
1402 Metadata *Type = MDTuple::getDistinct(Context, None);
1405 Metadata *InlinedAt = MDTuple::getDistinct(Context, None);
1407 auto *N = MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1408 Arg, Flags, InlinedAt);
1409 EXPECT_EQ(Tag, N->getTag());
1410 EXPECT_EQ(Scope, N->getScope());
1411 EXPECT_EQ(Name, N->getName());
1412 EXPECT_EQ(File, N->getFile());
1413 EXPECT_EQ(Line, N->getLine());
1414 EXPECT_EQ(Type, N->getType());
1415 EXPECT_EQ(Arg, N->getArg());
1416 EXPECT_EQ(Flags, N->getFlags());
1417 EXPECT_EQ(InlinedAt, N->getInlinedAt());
1418 EXPECT_EQ(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1419 Arg, Flags, InlinedAt));
1421 EXPECT_NE(N, MDLocalVariable::get(Context, dwarf::DW_TAG_auto_variable, Scope,
1422 Name, File, Line, Type, Arg, Flags,
1424 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, File, Name, File, Line,
1425 Type, Arg, Flags, InlinedAt));
1426 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, "other", File, Line,
1427 Type, Arg, Flags, InlinedAt));
1428 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, Scope, Line,
1429 Type, Arg, Flags, InlinedAt));
1430 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line + 1,
1431 Type, Arg, Flags, InlinedAt));
1432 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line,
1433 Scope, Arg, Flags, InlinedAt));
1434 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1435 Arg + 1, Flags, InlinedAt));
1436 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1437 Arg, ~Flags, InlinedAt));
1438 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1439 Arg, Flags, Scope));
1441 TempMDLocalVariable Temp = N->clone();
1442 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1445 typedef MetadataTest MDExpressionTest;
1447 TEST_F(MDExpressionTest, get) {
1448 uint64_t Elements[] = {2, 6, 9, 78, 0};
1449 auto *N = MDExpression::get(Context, Elements);
1450 EXPECT_EQ(makeArrayRef(Elements), N->getElements());
1451 EXPECT_EQ(N, MDExpression::get(Context, Elements));
1453 EXPECT_EQ(5u, N->getNumElements());
1454 EXPECT_EQ(2u, N->getElement(0));
1455 EXPECT_EQ(6u, N->getElement(1));
1456 EXPECT_EQ(9u, N->getElement(2));
1457 EXPECT_EQ(78u, N->getElement(3));
1458 EXPECT_EQ(0u, N->getElement(4));
1460 TempMDExpression Temp = N->clone();
1461 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1464 TEST_F(MDExpressionTest, isValid) {
1465 #define EXPECT_VALID(...) \
1467 uint64_t Elements[] = {__VA_ARGS__}; \
1468 EXPECT_TRUE(MDExpression::get(Context, Elements)->isValid()); \
1470 #define EXPECT_INVALID(...) \
1472 uint64_t Elements[] = {__VA_ARGS__}; \
1473 EXPECT_FALSE(MDExpression::get(Context, Elements)->isValid()); \
1476 // Empty expression should be valid.
1477 EXPECT_TRUE(MDExpression::get(Context, None));
1479 // Valid constructions.
1480 EXPECT_VALID(dwarf::DW_OP_plus, 6);
1481 EXPECT_VALID(dwarf::DW_OP_deref);
1482 EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7);
1483 EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref);
1484 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6);
1485 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7);
1486 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7);
1488 // Invalid constructions.
1489 EXPECT_INVALID(~0u);
1490 EXPECT_INVALID(dwarf::DW_OP_plus);
1491 EXPECT_INVALID(dwarf::DW_OP_bit_piece);
1492 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3);
1493 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3);
1494 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref);
1497 #undef EXPECT_INVALID
1500 typedef MetadataTest MDObjCPropertyTest;
1502 TEST_F(MDObjCPropertyTest, get) {
1503 StringRef Name = "name";
1504 Metadata *File = MDTuple::getDistinct(Context, None);
1506 StringRef GetterName = "getter";
1507 StringRef SetterName = "setter";
1508 unsigned Attributes = 7;
1509 Metadata *Type = MDTuple::getDistinct(Context, None);
1511 auto *N = MDObjCProperty::get(Context, Name, File, Line, GetterName,
1512 SetterName, Attributes, Type);
1514 EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
1515 EXPECT_EQ(Name, N->getName());
1516 EXPECT_EQ(File, N->getFile());
1517 EXPECT_EQ(Line, N->getLine());
1518 EXPECT_EQ(GetterName, N->getGetterName());
1519 EXPECT_EQ(SetterName, N->getSetterName());
1520 EXPECT_EQ(Attributes, N->getAttributes());
1521 EXPECT_EQ(Type, N->getType());
1522 EXPECT_EQ(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1523 SetterName, Attributes, Type));
1525 EXPECT_NE(N, MDObjCProperty::get(Context, "other", File, Line, GetterName,
1526 SetterName, Attributes, Type));
1527 EXPECT_NE(N, MDObjCProperty::get(Context, Name, Type, Line, GetterName,
1528 SetterName, Attributes, Type));
1529 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line + 1, GetterName,
1530 SetterName, Attributes, Type));
1531 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, "other",
1532 SetterName, Attributes, Type));
1533 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1534 "other", Attributes, Type));
1535 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1536 SetterName, Attributes + 1, Type));
1537 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1538 SetterName, Attributes, File));
1540 TempMDObjCProperty Temp = N->clone();
1541 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1544 typedef MetadataTest MDImportedEntityTest;
1546 TEST_F(MDImportedEntityTest, get) {
1547 unsigned Tag = dwarf::DW_TAG_imported_module;
1548 Metadata *Scope = MDTuple::getDistinct(Context, None);
1549 Metadata *Entity = MDTuple::getDistinct(Context, None);
1551 StringRef Name = "name";
1553 auto *N = MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name);
1555 EXPECT_EQ(Tag, N->getTag());
1556 EXPECT_EQ(Scope, N->getScope());
1557 EXPECT_EQ(Entity, N->getEntity());
1558 EXPECT_EQ(Line, N->getLine());
1559 EXPECT_EQ(Name, N->getName());
1560 EXPECT_EQ(N, MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name));
1563 MDImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
1564 Scope, Entity, Line, Name));
1565 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Entity, Entity, Line, Name));
1566 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Scope, Scope, Line, Name));
1568 MDImportedEntity::get(Context, Tag, Scope, Entity, Line + 1, Name));
1570 MDImportedEntity::get(Context, Tag, Scope, Entity, Line, "other"));
1572 TempMDImportedEntity Temp = N->clone();
1573 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1576 typedef MetadataTest MetadataAsValueTest;
1578 TEST_F(MetadataAsValueTest, MDNode) {
1579 MDNode *N = MDNode::get(Context, None);
1580 auto *V = MetadataAsValue::get(Context, N);
1581 EXPECT_TRUE(V->getType()->isMetadataTy());
1582 EXPECT_EQ(N, V->getMetadata());
1584 auto *V2 = MetadataAsValue::get(Context, N);
1588 TEST_F(MetadataAsValueTest, MDNodeMDNode) {
1589 MDNode *N = MDNode::get(Context, None);
1590 Metadata *Ops[] = {N};
1591 MDNode *N2 = MDNode::get(Context, Ops);
1592 auto *V = MetadataAsValue::get(Context, N2);
1593 EXPECT_TRUE(V->getType()->isMetadataTy());
1594 EXPECT_EQ(N2, V->getMetadata());
1596 auto *V2 = MetadataAsValue::get(Context, N2);
1599 auto *V3 = MetadataAsValue::get(Context, N);
1600 EXPECT_TRUE(V3->getType()->isMetadataTy());
1602 EXPECT_EQ(N, V3->getMetadata());
1605 TEST_F(MetadataAsValueTest, MDNodeConstant) {
1606 auto *C = ConstantInt::getTrue(Context);
1607 auto *MD = ConstantAsMetadata::get(C);
1608 Metadata *Ops[] = {MD};
1609 auto *N = MDNode::get(Context, Ops);
1611 auto *V = MetadataAsValue::get(Context, MD);
1612 EXPECT_TRUE(V->getType()->isMetadataTy());
1613 EXPECT_EQ(MD, V->getMetadata());
1615 auto *V2 = MetadataAsValue::get(Context, N);
1616 EXPECT_EQ(MD, V2->getMetadata());
1620 typedef MetadataTest ValueAsMetadataTest;
1622 TEST_F(ValueAsMetadataTest, UpdatesOnRAUW) {
1623 Type *Ty = Type::getInt1PtrTy(Context);
1624 std::unique_ptr<GlobalVariable> GV0(
1625 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1626 auto *MD = ValueAsMetadata::get(GV0.get());
1627 EXPECT_TRUE(MD->getValue() == GV0.get());
1628 ASSERT_TRUE(GV0->use_empty());
1630 std::unique_ptr<GlobalVariable> GV1(
1631 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1632 GV0->replaceAllUsesWith(GV1.get());
1633 EXPECT_TRUE(MD->getValue() == GV1.get());
1636 TEST_F(ValueAsMetadataTest, CollidingDoubleUpdates) {
1637 // Create a constant.
1638 ConstantAsMetadata *CI = ConstantAsMetadata::get(
1639 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
1641 // Create a temporary to prevent nodes from resolving.
1642 auto Temp = MDTuple::getTemporary(Context, None);
1644 // When the first operand of N1 gets reset to nullptr, it'll collide with N2.
1645 Metadata *Ops1[] = {CI, CI, Temp.get()};
1646 Metadata *Ops2[] = {nullptr, CI, Temp.get()};
1648 auto *N1 = MDTuple::get(Context, Ops1);
1649 auto *N2 = MDTuple::get(Context, Ops2);
1652 // Tell metadata that the constant is getting deleted.
1654 // After this, N1 will be invalid, so don't touch it.
1655 ValueAsMetadata::handleDeletion(CI->getValue());
1656 EXPECT_EQ(nullptr, N2->getOperand(0));
1657 EXPECT_EQ(nullptr, N2->getOperand(1));
1658 EXPECT_EQ(Temp.get(), N2->getOperand(2));
1660 // Clean up Temp for teardown.
1661 Temp->replaceAllUsesWith(nullptr);
1664 typedef MetadataTest TrackingMDRefTest;
1666 TEST_F(TrackingMDRefTest, UpdatesOnRAUW) {
1667 Type *Ty = Type::getInt1PtrTy(Context);
1668 std::unique_ptr<GlobalVariable> GV0(
1669 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1670 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV0.get()));
1671 EXPECT_TRUE(MD->getValue() == GV0.get());
1672 ASSERT_TRUE(GV0->use_empty());
1674 std::unique_ptr<GlobalVariable> GV1(
1675 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1676 GV0->replaceAllUsesWith(GV1.get());
1677 EXPECT_TRUE(MD->getValue() == GV1.get());
1679 // Reset it, so we don't inadvertently test deletion.
1683 TEST_F(TrackingMDRefTest, UpdatesOnDeletion) {
1684 Type *Ty = Type::getInt1PtrTy(Context);
1685 std::unique_ptr<GlobalVariable> GV(
1686 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1687 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV.get()));
1688 EXPECT_TRUE(MD->getValue() == GV.get());
1689 ASSERT_TRUE(GV->use_empty());
1695 TEST(NamedMDNodeTest, Search) {
1696 LLVMContext Context;
1697 ConstantAsMetadata *C =
1698 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 1));
1699 ConstantAsMetadata *C2 =
1700 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 2));
1702 Metadata *const V = C;
1703 Metadata *const V2 = C2;
1704 MDNode *n = MDNode::get(Context, V);
1705 MDNode *n2 = MDNode::get(Context, V2);
1707 Module M("MyModule", Context);
1708 const char *Name = "llvm.NMD1";
1709 NamedMDNode *NMD = M.getOrInsertNamedMetadata(Name);
1711 NMD->addOperand(n2);
1714 raw_string_ostream oss(Str);
1716 EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",