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/Function.h"
14 #include "llvm/IR/Instructions.h"
15 #include "llvm/IR/LLVMContext.h"
16 #include "llvm/IR/Metadata.h"
17 #include "llvm/IR/Module.h"
18 #include "llvm/IR/Type.h"
19 #include "llvm/Support/raw_ostream.h"
20 #include "gtest/gtest.h"
25 TEST(ContextAndReplaceableUsesTest, FromContext) {
27 ContextAndReplaceableUses CRU(Context);
28 EXPECT_EQ(&Context, &CRU.getContext());
29 EXPECT_FALSE(CRU.hasReplaceableUses());
30 EXPECT_FALSE(CRU.getReplaceableUses());
33 TEST(ContextAndReplaceableUsesTest, FromReplaceableUses) {
35 ContextAndReplaceableUses CRU(make_unique<ReplaceableMetadataImpl>(Context));
36 EXPECT_EQ(&Context, &CRU.getContext());
37 EXPECT_TRUE(CRU.hasReplaceableUses());
38 EXPECT_TRUE(CRU.getReplaceableUses());
41 TEST(ContextAndReplaceableUsesTest, makeReplaceable) {
43 ContextAndReplaceableUses CRU(Context);
44 CRU.makeReplaceable(make_unique<ReplaceableMetadataImpl>(Context));
45 EXPECT_EQ(&Context, &CRU.getContext());
46 EXPECT_TRUE(CRU.hasReplaceableUses());
47 EXPECT_TRUE(CRU.getReplaceableUses());
50 TEST(ContextAndReplaceableUsesTest, takeReplaceableUses) {
52 auto ReplaceableUses = make_unique<ReplaceableMetadataImpl>(Context);
53 auto *Ptr = ReplaceableUses.get();
54 ContextAndReplaceableUses CRU(std::move(ReplaceableUses));
55 ReplaceableUses = CRU.takeReplaceableUses();
56 EXPECT_EQ(&Context, &CRU.getContext());
57 EXPECT_FALSE(CRU.hasReplaceableUses());
58 EXPECT_FALSE(CRU.getReplaceableUses());
59 EXPECT_EQ(Ptr, ReplaceableUses.get());
62 class MetadataTest : public testing::Test {
65 MDNode *getNode() { return MDNode::get(Context, None); }
66 MDNode *getNode(Metadata *MD) { return MDNode::get(Context, MD); }
67 MDNode *getNode(Metadata *MD1, Metadata *MD2) {
68 Metadata *MDs[] = {MD1, MD2};
69 return MDNode::get(Context, MDs);
72 typedef MetadataTest MDStringTest;
74 // Test that construction of MDString with different value produces different
75 // MDString objects, even with the same string pointer and nulls in the string.
76 TEST_F(MDStringTest, CreateDifferent) {
77 char x[3] = { 'f', 0, 'A' };
78 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
80 MDString *s2 = MDString::get(Context, StringRef(&x[0], 3));
84 // Test that creation of MDStrings with the same string contents produces the
85 // same MDString object, even with different pointers.
86 TEST_F(MDStringTest, CreateSame) {
87 char x[4] = { 'a', 'b', 'c', 'X' };
88 char y[4] = { 'a', 'b', 'c', 'Y' };
90 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
91 MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
95 // Test that MDString prints out the string we fed it.
96 TEST_F(MDStringTest, PrintingSimple) {
97 char *str = new char[13];
98 strncpy(str, "testing 1 2 3", 13);
99 MDString *s = MDString::get(Context, StringRef(str, 13));
100 strncpy(str, "aaaaaaaaaaaaa", 13);
104 raw_string_ostream oss(Str);
106 EXPECT_STREQ("!\"testing 1 2 3\"", oss.str().c_str());
109 // Test printing of MDString with non-printable characters.
110 TEST_F(MDStringTest, PrintingComplex) {
111 char str[5] = {0, '\n', '"', '\\', (char)-1};
112 MDString *s = MDString::get(Context, StringRef(str+0, 5));
114 raw_string_ostream oss(Str);
116 EXPECT_STREQ("!\"\\00\\0A\\22\\5C\\FF\"", oss.str().c_str());
119 typedef MetadataTest MDNodeTest;
121 // Test the two constructors, and containing other Constants.
122 TEST_F(MDNodeTest, Simple) {
123 char x[3] = { 'a', 'b', 'c' };
124 char y[3] = { '1', '2', '3' };
126 MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
127 MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
128 ConstantAsMetadata *CI = ConstantAsMetadata::get(
129 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
131 std::vector<Metadata *> V;
136 MDNode *n1 = MDNode::get(Context, V);
137 Metadata *const c1 = n1;
138 MDNode *n2 = MDNode::get(Context, c1);
139 Metadata *const c2 = n2;
140 MDNode *n3 = MDNode::get(Context, V);
141 MDNode *n4 = MDNode::getIfExists(Context, V);
142 MDNode *n5 = MDNode::getIfExists(Context, c1);
143 MDNode *n6 = MDNode::getIfExists(Context, c2);
148 EXPECT_EQ(n6, (Metadata *)nullptr);
150 EXPECT_EQ(3u, n1->getNumOperands());
151 EXPECT_EQ(s1, n1->getOperand(0));
152 EXPECT_EQ(CI, n1->getOperand(1));
153 EXPECT_EQ(s2, n1->getOperand(2));
155 EXPECT_EQ(1u, n2->getNumOperands());
156 EXPECT_EQ(n1, n2->getOperand(0));
159 TEST_F(MDNodeTest, Delete) {
160 Constant *C = ConstantInt::get(Type::getInt32Ty(getGlobalContext()), 1);
161 Instruction *I = new BitCastInst(C, Type::getInt32Ty(getGlobalContext()));
163 Metadata *const V = LocalAsMetadata::get(I);
164 MDNode *n = MDNode::get(Context, V);
165 TrackingMDRef wvh(n);
172 TEST_F(MDNodeTest, SelfReference) {
176 auto Temp = MDNode::getTemporary(Context, None);
177 Metadata *Args[] = {Temp.get()};
178 MDNode *Self = MDNode::get(Context, Args);
179 Self->replaceOperandWith(0, Self);
180 ASSERT_EQ(Self, Self->getOperand(0));
182 // Self-references should be distinct, so MDNode::get() should grab a
183 // uniqued node that references Self, not Self.
185 MDNode *Ref1 = MDNode::get(Context, Args);
186 MDNode *Ref2 = MDNode::get(Context, Args);
187 EXPECT_NE(Self, Ref1);
188 EXPECT_EQ(Ref1, Ref2);
194 auto Temp = MDNode::getTemporary(Context, None);
195 Metadata *Args[] = {Temp.get(), MDNode::get(Context, None)};
196 MDNode *Self = MDNode::get(Context, Args);
197 Self->replaceOperandWith(0, Self);
198 ASSERT_EQ(Self, Self->getOperand(0));
200 // Self-references should be distinct, so MDNode::get() should grab a
201 // uniqued node that references Self, not Self itself.
203 MDNode *Ref1 = MDNode::get(Context, Args);
204 MDNode *Ref2 = MDNode::get(Context, Args);
205 EXPECT_NE(Self, Ref1);
206 EXPECT_EQ(Ref1, Ref2);
210 TEST_F(MDNodeTest, Print) {
211 Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 7);
212 MDString *S = MDString::get(Context, "foo");
213 MDNode *N0 = getNode();
214 MDNode *N1 = getNode(N0);
215 MDNode *N2 = getNode(N0, N1);
217 Metadata *Args[] = {ConstantAsMetadata::get(C), S, nullptr, N0, N1, N2};
218 MDNode *N = MDNode::get(Context, Args);
220 std::string Expected;
222 raw_string_ostream OS(Expected);
224 C->printAsOperand(OS);
226 S->printAsOperand(OS);
228 MDNode *Nodes[] = {N0, N1, N2};
229 for (auto *Node : Nodes)
230 OS << ", <" << (void *)Node << ">";
236 raw_string_ostream OS(Actual);
240 EXPECT_EQ(Expected, Actual);
243 TEST_F(MDNodeTest, NullOperand) {
245 MDNode *Empty = MDNode::get(Context, None);
247 // metadata !{metadata !{}}
248 Metadata *Ops[] = {Empty};
249 MDNode *N = MDNode::get(Context, Ops);
250 ASSERT_EQ(Empty, N->getOperand(0));
252 // metadata !{metadata !{}} => metadata !{null}
253 N->replaceOperandWith(0, nullptr);
254 ASSERT_EQ(nullptr, N->getOperand(0));
258 MDNode *NullOp = MDNode::get(Context, Ops);
259 ASSERT_EQ(nullptr, NullOp->getOperand(0));
260 EXPECT_EQ(N, NullOp);
263 TEST_F(MDNodeTest, DistinctOnUniquingCollision) {
265 MDNode *Empty = MDNode::get(Context, None);
266 ASSERT_TRUE(Empty->isResolved());
267 EXPECT_FALSE(Empty->isDistinct());
270 Metadata *Wrapped1Ops[] = {Empty};
271 MDNode *Wrapped1 = MDNode::get(Context, Wrapped1Ops);
272 ASSERT_EQ(Empty, Wrapped1->getOperand(0));
273 ASSERT_TRUE(Wrapped1->isResolved());
274 EXPECT_FALSE(Wrapped1->isDistinct());
277 Metadata *Wrapped2Ops[] = {Wrapped1};
278 MDNode *Wrapped2 = MDNode::get(Context, Wrapped2Ops);
279 ASSERT_EQ(Wrapped1, Wrapped2->getOperand(0));
280 ASSERT_TRUE(Wrapped2->isResolved());
281 EXPECT_FALSE(Wrapped2->isDistinct());
283 // !{!{!{}}} => !{!{}}
284 Wrapped2->replaceOperandWith(0, Empty);
285 ASSERT_EQ(Empty, Wrapped2->getOperand(0));
286 EXPECT_TRUE(Wrapped2->isDistinct());
287 EXPECT_FALSE(Wrapped1->isDistinct());
290 TEST_F(MDNodeTest, getDistinct) {
292 MDNode *Empty = MDNode::get(Context, None);
293 ASSERT_TRUE(Empty->isResolved());
294 ASSERT_FALSE(Empty->isDistinct());
295 ASSERT_EQ(Empty, MDNode::get(Context, None));
298 MDNode *Distinct1 = MDNode::getDistinct(Context, None);
299 MDNode *Distinct2 = MDNode::getDistinct(Context, None);
300 EXPECT_TRUE(Distinct1->isResolved());
301 EXPECT_TRUE(Distinct2->isDistinct());
302 EXPECT_NE(Empty, Distinct1);
303 EXPECT_NE(Empty, Distinct2);
304 EXPECT_NE(Distinct1, Distinct2);
307 ASSERT_EQ(Empty, MDNode::get(Context, None));
310 TEST_F(MDNodeTest, isUniqued) {
311 MDNode *U = MDTuple::get(Context, None);
312 MDNode *D = MDTuple::getDistinct(Context, None);
313 auto T = MDTuple::getTemporary(Context, None);
314 EXPECT_TRUE(U->isUniqued());
315 EXPECT_FALSE(D->isUniqued());
316 EXPECT_FALSE(T->isUniqued());
319 TEST_F(MDNodeTest, isDistinct) {
320 MDNode *U = MDTuple::get(Context, None);
321 MDNode *D = MDTuple::getDistinct(Context, None);
322 auto T = MDTuple::getTemporary(Context, None);
323 EXPECT_FALSE(U->isDistinct());
324 EXPECT_TRUE(D->isDistinct());
325 EXPECT_FALSE(T->isDistinct());
328 TEST_F(MDNodeTest, isTemporary) {
329 MDNode *U = MDTuple::get(Context, None);
330 MDNode *D = MDTuple::getDistinct(Context, None);
331 auto T = MDTuple::getTemporary(Context, None);
332 EXPECT_FALSE(U->isTemporary());
333 EXPECT_FALSE(D->isTemporary());
334 EXPECT_TRUE(T->isTemporary());
337 TEST_F(MDNodeTest, getDistinctWithUnresolvedOperands) {
339 auto Temp = MDTuple::getTemporary(Context, None);
340 ASSERT_FALSE(Temp->isResolved());
342 // distinct !{temporary !{}}
343 Metadata *Ops[] = {Temp.get()};
344 MDNode *Distinct = MDNode::getDistinct(Context, Ops);
345 EXPECT_TRUE(Distinct->isResolved());
346 EXPECT_EQ(Temp.get(), Distinct->getOperand(0));
348 // temporary !{} => !{}
349 MDNode *Empty = MDNode::get(Context, None);
350 Temp->replaceAllUsesWith(Empty);
351 EXPECT_EQ(Empty, Distinct->getOperand(0));
354 TEST_F(MDNodeTest, handleChangedOperandRecursion) {
356 MDNode *N0 = MDNode::get(Context, None);
359 auto Temp3 = MDTuple::getTemporary(Context, None);
360 Metadata *Ops1[] = {Temp3.get(), nullptr};
361 MDNode *N1 = MDNode::get(Context, Ops1);
364 Metadata *Ops2[] = {Temp3.get(), N0};
365 MDNode *N2 = MDNode::get(Context, Ops2);
368 Metadata *Ops3[] = {N2};
369 MDNode *N3 = MDNode::get(Context, Ops3);
370 Temp3->replaceAllUsesWith(N3);
373 Metadata *Ops4[] = {N1};
374 MDNode *N4 = MDNode::get(Context, Ops4);
376 // Confirm that the cycle prevented RAUW from getting dropped.
377 EXPECT_TRUE(N0->isResolved());
378 EXPECT_FALSE(N1->isResolved());
379 EXPECT_FALSE(N2->isResolved());
380 EXPECT_FALSE(N3->isResolved());
381 EXPECT_FALSE(N4->isResolved());
383 // Create a couple of distinct nodes to observe what's going on.
385 // !5 = distinct !{!2}
386 // !6 = distinct !{!3}
387 Metadata *Ops5[] = {N2};
388 MDNode *N5 = MDNode::getDistinct(Context, Ops5);
389 Metadata *Ops6[] = {N3};
390 MDNode *N6 = MDNode::getDistinct(Context, Ops6);
392 // Mutate !2 to look like !1, causing a uniquing collision (and an RAUW).
393 // This will ripple up, with !3 colliding with !4, and RAUWing. Since !2
394 // references !3, this can cause a re-entry of handleChangedOperand() when !3
395 // is not ready for it.
397 // !2->replaceOperandWith(1, nullptr)
398 // !2: !{!3, !0} => !{!3, null}
399 // !2->replaceAllUsesWith(!1)
400 // !3: !{!2] => !{!1}
401 // !3->replaceAllUsesWith(!4)
402 N2->replaceOperandWith(1, nullptr);
404 // If all has gone well, N2 and N3 will have been RAUW'ed and deleted from
405 // under us. Just check that the other nodes are sane.
409 // !5 = distinct !{!1}
410 // !6 = distinct !{!4}
411 EXPECT_EQ(N4, N1->getOperand(0));
412 EXPECT_EQ(N1, N4->getOperand(0));
413 EXPECT_EQ(N1, N5->getOperand(0));
414 EXPECT_EQ(N4, N6->getOperand(0));
417 TEST_F(MDNodeTest, replaceResolvedOperand) {
418 // Check code for replacing one resolved operand with another. If doing this
419 // directly (via replaceOperandWith()) becomes illegal, change the operand to
420 // a global value that gets RAUW'ed.
422 // Use a temporary node to keep N from being resolved.
423 auto Temp = MDTuple::getTemporary(Context, None);
424 Metadata *Ops[] = {nullptr, Temp.get()};
426 MDNode *Empty = MDTuple::get(Context, ArrayRef<Metadata *>());
427 MDNode *N = MDTuple::get(Context, Ops);
428 EXPECT_EQ(nullptr, N->getOperand(0));
429 ASSERT_FALSE(N->isResolved());
431 // Check code for replacing resolved nodes.
432 N->replaceOperandWith(0, Empty);
433 EXPECT_EQ(Empty, N->getOperand(0));
435 // Check code for adding another unresolved operand.
436 N->replaceOperandWith(0, Temp.get());
437 EXPECT_EQ(Temp.get(), N->getOperand(0));
439 // Remove the references to Temp; required for teardown.
440 Temp->replaceAllUsesWith(nullptr);
443 TEST_F(MDNodeTest, replaceWithUniqued) {
444 auto *Empty = MDTuple::get(Context, None);
445 MDTuple *FirstUniqued;
447 Metadata *Ops[] = {Empty};
448 auto Temp = MDTuple::getTemporary(Context, Ops);
449 EXPECT_TRUE(Temp->isTemporary());
451 // Don't expect a collision.
452 auto *Current = Temp.get();
453 FirstUniqued = MDNode::replaceWithUniqued(std::move(Temp));
454 EXPECT_TRUE(FirstUniqued->isUniqued());
455 EXPECT_TRUE(FirstUniqued->isResolved());
456 EXPECT_EQ(Current, FirstUniqued);
459 Metadata *Ops[] = {Empty};
460 auto Temp = MDTuple::getTemporary(Context, Ops);
461 EXPECT_TRUE(Temp->isTemporary());
463 // Should collide with Uniqued above this time.
464 auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
465 EXPECT_TRUE(Uniqued->isUniqued());
466 EXPECT_TRUE(Uniqued->isResolved());
467 EXPECT_EQ(FirstUniqued, Uniqued);
470 auto Unresolved = MDTuple::getTemporary(Context, None);
471 Metadata *Ops[] = {Unresolved.get()};
472 auto Temp = MDTuple::getTemporary(Context, Ops);
473 EXPECT_TRUE(Temp->isTemporary());
475 // Shouldn't be resolved.
476 auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
477 EXPECT_TRUE(Uniqued->isUniqued());
478 EXPECT_FALSE(Uniqued->isResolved());
480 // Should be a different node.
481 EXPECT_NE(FirstUniqued, Uniqued);
483 // Should resolve when we update its node (note: be careful to avoid a
484 // collision with any other nodes above).
485 Uniqued->replaceOperandWith(0, nullptr);
486 EXPECT_TRUE(Uniqued->isResolved());
490 TEST_F(MDNodeTest, replaceWithDistinct) {
492 auto *Empty = MDTuple::get(Context, None);
493 Metadata *Ops[] = {Empty};
494 auto Temp = MDTuple::getTemporary(Context, Ops);
495 EXPECT_TRUE(Temp->isTemporary());
497 // Don't expect a collision.
498 auto *Current = Temp.get();
499 auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
500 EXPECT_TRUE(Distinct->isDistinct());
501 EXPECT_TRUE(Distinct->isResolved());
502 EXPECT_EQ(Current, Distinct);
505 auto Unresolved = MDTuple::getTemporary(Context, None);
506 Metadata *Ops[] = {Unresolved.get()};
507 auto Temp = MDTuple::getTemporary(Context, Ops);
508 EXPECT_TRUE(Temp->isTemporary());
510 // Don't expect a collision.
511 auto *Current = Temp.get();
512 auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
513 EXPECT_TRUE(Distinct->isDistinct());
514 EXPECT_TRUE(Distinct->isResolved());
515 EXPECT_EQ(Current, Distinct);
517 // Cleanup; required for teardown.
518 Unresolved->replaceAllUsesWith(nullptr);
522 TEST_F(MDNodeTest, replaceWithPermanent) {
523 Metadata *Ops[] = {nullptr};
524 auto Temp = MDTuple::getTemporary(Context, Ops);
525 auto *T = Temp.get();
527 // U is a normal, uniqued node that references T.
528 auto *U = MDTuple::get(Context, T);
529 EXPECT_TRUE(U->isUniqued());
531 // Make Temp self-referencing.
532 Temp->replaceOperandWith(0, T);
534 // Try to uniquify Temp. This should, despite the name in the API, give a
535 // 'distinct' node, since self-references aren't allowed to be uniqued.
537 // Since it's distinct, N should have the same address as when it was a
538 // temporary (i.e., be equal to T not U).
539 auto *N = MDNode::replaceWithPermanent(std::move(Temp));
541 EXPECT_TRUE(N->isDistinct());
543 // U should be the canonical unique node with N as the argument.
544 EXPECT_EQ(U, MDTuple::get(Context, N));
545 EXPECT_TRUE(U->isUniqued());
547 // This temporary should collide with U when replaced, but it should still be
549 EXPECT_EQ(U, MDNode::replaceWithPermanent(MDTuple::getTemporary(Context, N)));
550 EXPECT_TRUE(U->isUniqued());
552 // This temporary should become a new uniqued node.
553 auto Temp2 = MDTuple::getTemporary(Context, U);
554 auto *V = Temp2.get();
555 EXPECT_EQ(V, MDNode::replaceWithPermanent(std::move(Temp2)));
556 EXPECT_TRUE(V->isUniqued());
557 EXPECT_EQ(U, V->getOperand(0));
560 TEST_F(MDNodeTest, deleteTemporaryWithTrackingRef) {
562 EXPECT_EQ(nullptr, Ref.get());
564 auto Temp = MDTuple::getTemporary(Context, None);
565 Ref.reset(Temp.get());
566 EXPECT_EQ(Temp.get(), Ref.get());
568 EXPECT_EQ(nullptr, Ref.get());
571 typedef MetadataTest MDLocationTest;
573 TEST_F(MDLocationTest, Overflow) {
574 MDNode *N = MDNode::get(Context, None);
576 MDLocation *L = MDLocation::get(Context, 2, 7, N);
577 EXPECT_EQ(2u, L->getLine());
578 EXPECT_EQ(7u, L->getColumn());
580 unsigned U16 = 1u << 16;
582 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16 - 1, N);
583 EXPECT_EQ(UINT32_MAX, L->getLine());
584 EXPECT_EQ(U16 - 1, L->getColumn());
587 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16, N);
588 EXPECT_EQ(UINT32_MAX, L->getLine());
589 EXPECT_EQ(0u, L->getColumn());
592 MDLocation *L = MDLocation::get(Context, UINT32_MAX, U16 + 1, N);
593 EXPECT_EQ(UINT32_MAX, L->getLine());
594 EXPECT_EQ(0u, L->getColumn());
598 TEST_F(MDLocationTest, getDistinct) {
599 MDNode *N = MDNode::get(Context, None);
600 MDLocation *L0 = MDLocation::getDistinct(Context, 2, 7, N);
601 EXPECT_TRUE(L0->isDistinct());
602 MDLocation *L1 = MDLocation::get(Context, 2, 7, N);
603 EXPECT_FALSE(L1->isDistinct());
604 EXPECT_EQ(L1, MDLocation::get(Context, 2, 7, N));
607 TEST_F(MDLocationTest, getTemporary) {
608 MDNode *N = MDNode::get(Context, None);
609 auto L = MDLocation::getTemporary(Context, 2, 7, N);
610 EXPECT_TRUE(L->isTemporary());
611 EXPECT_FALSE(L->isResolved());
614 typedef MetadataTest GenericDebugNodeTest;
616 TEST_F(GenericDebugNodeTest, get) {
617 StringRef Header = "header";
618 auto *Empty = MDNode::get(Context, None);
619 Metadata *Ops1[] = {Empty};
620 auto *N = GenericDebugNode::get(Context, 15, Header, Ops1);
621 EXPECT_EQ(15u, N->getTag());
622 EXPECT_EQ(2u, N->getNumOperands());
623 EXPECT_EQ(Header, N->getHeader());
624 EXPECT_EQ(MDString::get(Context, Header), N->getOperand(0));
625 EXPECT_EQ(1u, N->getNumDwarfOperands());
626 EXPECT_EQ(Empty, N->getDwarfOperand(0));
627 EXPECT_EQ(Empty, N->getOperand(1));
628 ASSERT_TRUE(N->isUniqued());
630 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops1));
632 N->replaceOperandWith(1, nullptr);
633 EXPECT_EQ(15u, N->getTag());
634 EXPECT_EQ(Header, N->getHeader());
635 EXPECT_EQ(nullptr, N->getDwarfOperand(0));
636 ASSERT_TRUE(N->isUniqued());
638 Metadata *Ops2[] = {nullptr};
639 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops2));
641 N->replaceDwarfOperandWith(0, Empty);
642 EXPECT_EQ(15u, N->getTag());
643 EXPECT_EQ(Header, N->getHeader());
644 EXPECT_EQ(Empty, N->getDwarfOperand(0));
645 ASSERT_TRUE(N->isUniqued());
646 EXPECT_EQ(N, GenericDebugNode::get(Context, 15, Header, Ops1));
648 TempGenericDebugNode Temp = N->clone();
649 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
652 TEST_F(GenericDebugNodeTest, getEmptyHeader) {
653 // Canonicalize !"" to null.
654 auto *N = GenericDebugNode::get(Context, 15, StringRef(), None);
655 EXPECT_EQ(StringRef(), N->getHeader());
656 EXPECT_EQ(nullptr, N->getOperand(0));
659 typedef MetadataTest MDSubrangeTest;
661 TEST_F(MDSubrangeTest, get) {
662 auto *N = MDSubrange::get(Context, 5, 7);
663 EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
664 EXPECT_EQ(5, N->getCount());
665 EXPECT_EQ(7, N->getLo());
666 EXPECT_EQ(N, MDSubrange::get(Context, 5, 7));
667 EXPECT_EQ(MDSubrange::get(Context, 5, 0), MDSubrange::get(Context, 5));
669 TempMDSubrange Temp = N->clone();
670 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
673 typedef MetadataTest MDEnumeratorTest;
675 TEST_F(MDEnumeratorTest, get) {
676 auto *N = MDEnumerator::get(Context, 7, "name");
677 EXPECT_EQ(dwarf::DW_TAG_enumerator, N->getTag());
678 EXPECT_EQ(7, N->getValue());
679 EXPECT_EQ("name", N->getName());
680 EXPECT_EQ(N, MDEnumerator::get(Context, 7, "name"));
682 EXPECT_NE(N, MDEnumerator::get(Context, 8, "name"));
683 EXPECT_NE(N, MDEnumerator::get(Context, 7, "nam"));
685 TempMDEnumerator Temp = N->clone();
686 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
689 typedef MetadataTest MDBasicTypeTest;
691 TEST_F(MDBasicTypeTest, get) {
693 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33, 26, 7);
694 EXPECT_EQ(dwarf::DW_TAG_base_type, N->getTag());
695 EXPECT_EQ("special", N->getName());
696 EXPECT_EQ(33u, N->getSizeInBits());
697 EXPECT_EQ(26u, N->getAlignInBits());
698 EXPECT_EQ(7u, N->getEncoding());
699 EXPECT_EQ(0u, N->getLine());
700 EXPECT_EQ(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
703 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_unspecified_type,
704 "special", 33, 26, 7));
706 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "s", 33, 26, 7));
707 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 32,
709 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
711 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
714 TempMDBasicType Temp = N->clone();
715 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
718 typedef MetadataTest MDDerivedTypeTest;
720 TEST_F(MDDerivedTypeTest, get) {
721 Metadata *File = MDTuple::getDistinct(Context, None);
722 Metadata *Scope = MDTuple::getDistinct(Context, None);
723 Metadata *BaseType = MDTuple::getDistinct(Context, None);
724 Metadata *ExtraData = MDTuple::getDistinct(Context, None);
726 auto *N = MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
727 File, 1, Scope, BaseType, 2, 3, 4, 5, ExtraData);
728 EXPECT_EQ(dwarf::DW_TAG_pointer_type, N->getTag());
729 EXPECT_EQ("something", N->getName());
730 EXPECT_EQ(File, N->getFile());
731 EXPECT_EQ(1u, N->getLine());
732 EXPECT_EQ(Scope, N->getScope());
733 EXPECT_EQ(BaseType, N->getBaseType());
734 EXPECT_EQ(2u, N->getSizeInBits());
735 EXPECT_EQ(3u, N->getAlignInBits());
736 EXPECT_EQ(4u, N->getOffsetInBits());
737 EXPECT_EQ(5u, N->getFlags());
738 EXPECT_EQ(ExtraData, N->getExtraData());
739 EXPECT_EQ(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
740 "something", File, 1, Scope, BaseType, 2, 3,
743 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_reference_type,
744 "something", File, 1, Scope, BaseType, 2, 3,
746 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "else",
747 File, 1, Scope, BaseType, 2, 3, 4, 5,
749 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
750 "something", Scope, 1, Scope, BaseType, 2, 3,
752 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
753 "something", File, 2, Scope, BaseType, 2, 3,
756 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
757 File, 1, File, BaseType, 2, 3, 4, 5, ExtraData));
759 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
760 File, 1, Scope, File, 2, 3, 4, 5, ExtraData));
761 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
762 "something", File, 1, Scope, BaseType, 3, 3,
764 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
765 "something", File, 1, Scope, BaseType, 2, 2,
767 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
768 "something", File, 1, Scope, BaseType, 2, 3,
770 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
771 "something", File, 1, Scope, BaseType, 2, 3,
774 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
775 File, 1, Scope, BaseType, 2, 3, 4, 5, File));
777 TempMDDerivedType Temp = N->clone();
778 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
781 typedef MetadataTest MDCompositeTypeTest;
783 TEST_F(MDCompositeTypeTest, get) {
784 unsigned Tag = dwarf::DW_TAG_structure_type;
785 StringRef Name = "some name";
786 Metadata *File = MDTuple::getDistinct(Context, None);
788 Metadata *Scope = MDTuple::getDistinct(Context, None);
789 Metadata *BaseType = MDTuple::getDistinct(Context, None);
790 unsigned SizeInBits = 2;
791 unsigned AlignInBits = 3;
792 unsigned OffsetInBits = 4;
794 Metadata *Elements = MDTuple::getDistinct(Context, None);
795 unsigned RuntimeLang = 6;
796 Metadata *VTableHolder = MDTuple::getDistinct(Context, None);
797 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
798 StringRef Identifier = "some id";
800 auto *N = MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
801 BaseType, SizeInBits, AlignInBits,
802 OffsetInBits, Flags, Elements, RuntimeLang,
803 VTableHolder, TemplateParams, Identifier);
804 EXPECT_EQ(Tag, N->getTag());
805 EXPECT_EQ(Name, N->getName());
806 EXPECT_EQ(File, N->getFile());
807 EXPECT_EQ(Line, N->getLine());
808 EXPECT_EQ(Scope, N->getScope());
809 EXPECT_EQ(BaseType, N->getBaseType());
810 EXPECT_EQ(SizeInBits, N->getSizeInBits());
811 EXPECT_EQ(AlignInBits, N->getAlignInBits());
812 EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
813 EXPECT_EQ(Flags, N->getFlags());
814 EXPECT_EQ(Elements, N->getElements());
815 EXPECT_EQ(RuntimeLang, N->getRuntimeLang());
816 EXPECT_EQ(VTableHolder, N->getVTableHolder());
817 EXPECT_EQ(TemplateParams, N->getTemplateParams());
818 EXPECT_EQ(Identifier, N->getIdentifier());
820 EXPECT_EQ(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
821 BaseType, SizeInBits, AlignInBits,
822 OffsetInBits, Flags, Elements, RuntimeLang,
823 VTableHolder, TemplateParams, Identifier));
825 EXPECT_NE(N, MDCompositeType::get(Context, Tag + 1, Name, File, Line, Scope,
826 BaseType, SizeInBits, AlignInBits,
827 OffsetInBits, Flags, Elements, RuntimeLang,
828 VTableHolder, TemplateParams, Identifier));
829 EXPECT_NE(N, MDCompositeType::get(Context, Tag, "abc", File, Line, Scope,
830 BaseType, SizeInBits, AlignInBits,
831 OffsetInBits, Flags, Elements, RuntimeLang,
832 VTableHolder, TemplateParams, Identifier));
833 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, Scope, Line, Scope,
834 BaseType, SizeInBits, AlignInBits,
835 OffsetInBits, Flags, Elements, RuntimeLang,
836 VTableHolder, TemplateParams, Identifier));
837 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line + 1, Scope,
838 BaseType, SizeInBits, AlignInBits,
839 OffsetInBits, Flags, Elements, RuntimeLang,
840 VTableHolder, TemplateParams, Identifier));
841 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, File,
842 BaseType, SizeInBits, AlignInBits,
843 OffsetInBits, Flags, Elements, RuntimeLang,
844 VTableHolder, TemplateParams, Identifier));
845 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope, File,
846 SizeInBits, AlignInBits, OffsetInBits,
847 Flags, Elements, RuntimeLang, VTableHolder,
848 TemplateParams, Identifier));
849 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
850 BaseType, SizeInBits + 1, AlignInBits,
851 OffsetInBits, Flags, Elements, RuntimeLang,
852 VTableHolder, TemplateParams, Identifier));
853 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
854 BaseType, SizeInBits, AlignInBits + 1,
855 OffsetInBits, Flags, Elements, RuntimeLang,
856 VTableHolder, TemplateParams, Identifier));
857 EXPECT_NE(N, MDCompositeType::get(
858 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
859 AlignInBits, OffsetInBits + 1, Flags, Elements, RuntimeLang,
860 VTableHolder, TemplateParams, Identifier));
861 EXPECT_NE(N, MDCompositeType::get(
862 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
863 AlignInBits, OffsetInBits, Flags + 1, Elements, RuntimeLang,
864 VTableHolder, TemplateParams, Identifier));
865 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
866 BaseType, SizeInBits, AlignInBits,
867 OffsetInBits, Flags, File, RuntimeLang,
868 VTableHolder, TemplateParams, Identifier));
869 EXPECT_NE(N, MDCompositeType::get(
870 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
871 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang + 1,
872 VTableHolder, TemplateParams, Identifier));
873 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
874 BaseType, SizeInBits, AlignInBits,
875 OffsetInBits, Flags, Elements, RuntimeLang,
876 File, TemplateParams, Identifier));
877 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
878 BaseType, SizeInBits, AlignInBits,
879 OffsetInBits, Flags, Elements, RuntimeLang,
880 VTableHolder, File, Identifier));
881 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
882 BaseType, SizeInBits, AlignInBits,
883 OffsetInBits, Flags, Elements, RuntimeLang,
884 VTableHolder, TemplateParams, "other"));
886 // Be sure that missing identifiers get null pointers.
887 EXPECT_FALSE(MDCompositeType::get(
888 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
889 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
890 VTableHolder, TemplateParams, "")->getRawIdentifier());
891 EXPECT_FALSE(MDCompositeType::get(
892 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
893 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
894 VTableHolder, TemplateParams)->getRawIdentifier());
896 TempMDCompositeType Temp = N->clone();
897 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
900 typedef MetadataTest MDSubroutineTypeTest;
902 TEST_F(MDSubroutineTypeTest, get) {
904 Metadata *TypeArray = MDTuple::getDistinct(Context, None);
906 auto *N = MDSubroutineType::get(Context, Flags, TypeArray);
907 EXPECT_EQ(dwarf::DW_TAG_subroutine_type, N->getTag());
908 EXPECT_EQ(Flags, N->getFlags());
909 EXPECT_EQ(TypeArray, N->getTypeArray());
910 EXPECT_EQ(N, MDSubroutineType::get(Context, Flags, TypeArray));
912 EXPECT_NE(N, MDSubroutineType::get(Context, Flags + 1, TypeArray));
913 EXPECT_NE(N, MDSubroutineType::get(Context, Flags,
914 MDTuple::getDistinct(Context, None)));
916 TempMDSubroutineType Temp = N->clone();
917 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
920 typedef MetadataTest MDFileTest;
922 TEST_F(MDFileTest, get) {
923 StringRef Filename = "file";
924 StringRef Directory = "dir";
925 auto *N = MDFile::get(Context, Filename, Directory);
927 EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
928 EXPECT_EQ(Filename, N->getFilename());
929 EXPECT_EQ(Directory, N->getDirectory());
930 EXPECT_EQ(N, MDFile::get(Context, Filename, Directory));
932 EXPECT_NE(N, MDFile::get(Context, "other", Directory));
933 EXPECT_NE(N, MDFile::get(Context, Filename, "other"));
935 TempMDFile Temp = N->clone();
936 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
939 typedef MetadataTest MDCompileUnitTest;
941 TEST_F(MDCompileUnitTest, get) {
942 unsigned SourceLanguage = 1;
943 Metadata *File = MDTuple::getDistinct(Context, None);
944 StringRef Producer = "some producer";
945 bool IsOptimized = false;
946 StringRef Flags = "flag after flag";
947 unsigned RuntimeVersion = 2;
948 StringRef SplitDebugFilename = "another/file";
949 unsigned EmissionKind = 3;
950 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
951 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
952 Metadata *Subprograms = MDTuple::getDistinct(Context, None);
953 Metadata *GlobalVariables = MDTuple::getDistinct(Context, None);
954 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
955 auto *N = MDCompileUnit::get(
956 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
957 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
958 RetainedTypes, Subprograms, GlobalVariables, ImportedEntities);
960 EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
961 EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
962 EXPECT_EQ(File, N->getFile());
963 EXPECT_EQ(Producer, N->getProducer());
964 EXPECT_EQ(IsOptimized, N->isOptimized());
965 EXPECT_EQ(Flags, N->getFlags());
966 EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
967 EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
968 EXPECT_EQ(EmissionKind, N->getEmissionKind());
969 EXPECT_EQ(EnumTypes, N->getEnumTypes());
970 EXPECT_EQ(RetainedTypes, N->getRetainedTypes());
971 EXPECT_EQ(Subprograms, N->getSubprograms());
972 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
973 EXPECT_EQ(ImportedEntities, N->getImportedEntities());
974 EXPECT_EQ(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
975 IsOptimized, Flags, RuntimeVersion,
976 SplitDebugFilename, EmissionKind, EnumTypes,
977 RetainedTypes, Subprograms, GlobalVariables,
980 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage + 1, File, Producer,
981 IsOptimized, Flags, RuntimeVersion,
982 SplitDebugFilename, EmissionKind, EnumTypes,
983 RetainedTypes, Subprograms, GlobalVariables,
985 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, EnumTypes, Producer,
986 IsOptimized, Flags, RuntimeVersion,
987 SplitDebugFilename, EmissionKind, EnumTypes,
988 RetainedTypes, Subprograms, GlobalVariables,
990 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, "other",
991 IsOptimized, Flags, RuntimeVersion,
992 SplitDebugFilename, EmissionKind, EnumTypes,
993 RetainedTypes, Subprograms, GlobalVariables,
995 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
996 !IsOptimized, Flags, RuntimeVersion,
997 SplitDebugFilename, EmissionKind, EnumTypes,
998 RetainedTypes, Subprograms, GlobalVariables,
1000 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1001 IsOptimized, "other", RuntimeVersion,
1002 SplitDebugFilename, EmissionKind, EnumTypes,
1003 RetainedTypes, Subprograms, GlobalVariables,
1005 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1006 IsOptimized, Flags, RuntimeVersion + 1,
1007 SplitDebugFilename, EmissionKind, EnumTypes,
1008 RetainedTypes, Subprograms, GlobalVariables,
1011 MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1012 IsOptimized, Flags, RuntimeVersion, "other",
1013 EmissionKind, EnumTypes, RetainedTypes,
1014 Subprograms, GlobalVariables, ImportedEntities));
1015 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1016 IsOptimized, Flags, RuntimeVersion,
1017 SplitDebugFilename, EmissionKind + 1,
1018 EnumTypes, RetainedTypes, Subprograms,
1019 GlobalVariables, ImportedEntities));
1020 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1021 IsOptimized, Flags, RuntimeVersion,
1022 SplitDebugFilename, EmissionKind, File,
1023 RetainedTypes, Subprograms, GlobalVariables,
1025 EXPECT_NE(N, MDCompileUnit::get(
1026 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1027 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1028 File, Subprograms, GlobalVariables, ImportedEntities));
1029 EXPECT_NE(N, MDCompileUnit::get(
1030 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1031 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1032 RetainedTypes, File, GlobalVariables, ImportedEntities));
1033 EXPECT_NE(N, MDCompileUnit::get(
1034 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1035 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1036 RetainedTypes, Subprograms, File, ImportedEntities));
1037 EXPECT_NE(N, MDCompileUnit::get(
1038 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1039 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1040 RetainedTypes, Subprograms, GlobalVariables, File));
1042 TempMDCompileUnit Temp = N->clone();
1043 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1046 typedef MetadataTest MDSubprogramTest;
1048 TEST_F(MDSubprogramTest, get) {
1049 Metadata *Scope = MDTuple::getDistinct(Context, None);
1050 StringRef Name = "name";
1051 StringRef LinkageName = "linkage";
1052 Metadata *File = MDTuple::getDistinct(Context, None);
1054 Metadata *Type = MDTuple::getDistinct(Context, None);
1055 bool IsLocalToUnit = false;
1056 bool IsDefinition = true;
1057 unsigned ScopeLine = 3;
1058 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1059 unsigned Virtuality = 4;
1060 unsigned VirtualIndex = 5;
1062 bool IsOptimized = false;
1063 Metadata *Function = MDTuple::getDistinct(Context, None);
1064 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1065 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1066 Metadata *Variables = MDTuple::getDistinct(Context, None);
1068 auto *N = MDSubprogram::get(
1069 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1070 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1071 IsOptimized, Function, TemplateParams, Declaration, Variables);
1073 EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
1074 EXPECT_EQ(Scope, N->getScope());
1075 EXPECT_EQ(Name, N->getName());
1076 EXPECT_EQ(LinkageName, N->getLinkageName());
1077 EXPECT_EQ(File, N->getFile());
1078 EXPECT_EQ(Line, N->getLine());
1079 EXPECT_EQ(Type, N->getType());
1080 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1081 EXPECT_EQ(IsDefinition, N->isDefinition());
1082 EXPECT_EQ(ScopeLine, N->getScopeLine());
1083 EXPECT_EQ(ContainingType, N->getContainingType());
1084 EXPECT_EQ(Virtuality, N->getVirtuality());
1085 EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
1086 EXPECT_EQ(Flags, N->getFlags());
1087 EXPECT_EQ(IsOptimized, N->isOptimized());
1088 EXPECT_EQ(Function, N->getFunction());
1089 EXPECT_EQ(TemplateParams, N->getTemplateParams());
1090 EXPECT_EQ(Declaration, N->getDeclaration());
1091 EXPECT_EQ(Variables, N->getVariables());
1092 EXPECT_EQ(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1093 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1094 ContainingType, Virtuality, VirtualIndex,
1095 Flags, IsOptimized, Function, TemplateParams,
1096 Declaration, Variables));
1098 EXPECT_NE(N, MDSubprogram::get(Context, File, Name, LinkageName, File, Line,
1099 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1100 ContainingType, Virtuality, VirtualIndex,
1101 Flags, IsOptimized, Function, TemplateParams,
1102 Declaration, Variables));
1103 EXPECT_NE(N, MDSubprogram::get(Context, Scope, "other", LinkageName, File,
1104 Line, Type, IsLocalToUnit, IsDefinition,
1105 ScopeLine, ContainingType, Virtuality,
1106 VirtualIndex, Flags, IsOptimized, Function,
1107 TemplateParams, Declaration, Variables));
1108 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, "other", File, Line,
1109 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1110 ContainingType, Virtuality, VirtualIndex,
1111 Flags, IsOptimized, Function, TemplateParams,
1112 Declaration, Variables));
1113 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, Scope, Line,
1114 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1115 ContainingType, Virtuality, VirtualIndex,
1116 Flags, IsOptimized, Function, TemplateParams,
1117 Declaration, Variables));
1118 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File,
1119 Line + 1, Type, IsLocalToUnit, IsDefinition,
1120 ScopeLine, ContainingType, Virtuality,
1121 VirtualIndex, Flags, IsOptimized, Function,
1122 TemplateParams, Declaration, Variables));
1123 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1124 Scope, IsLocalToUnit, IsDefinition, ScopeLine,
1125 ContainingType, Virtuality, VirtualIndex,
1126 Flags, IsOptimized, Function, TemplateParams,
1127 Declaration, Variables));
1128 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1129 Type, !IsLocalToUnit, IsDefinition, ScopeLine,
1130 ContainingType, Virtuality, VirtualIndex,
1131 Flags, IsOptimized, Function, TemplateParams,
1132 Declaration, Variables));
1133 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1134 Type, IsLocalToUnit, !IsDefinition, ScopeLine,
1135 ContainingType, Virtuality, VirtualIndex,
1136 Flags, IsOptimized, Function, TemplateParams,
1137 Declaration, Variables));
1138 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1139 Type, IsLocalToUnit, IsDefinition,
1140 ScopeLine + 1, ContainingType, Virtuality,
1141 VirtualIndex, Flags, IsOptimized, Function,
1142 TemplateParams, Declaration, Variables));
1143 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1144 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1145 Type, Virtuality, VirtualIndex, Flags,
1146 IsOptimized, Function, TemplateParams,
1147 Declaration, Variables));
1148 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1149 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1150 ContainingType, Virtuality + 1, VirtualIndex,
1151 Flags, IsOptimized, Function, TemplateParams,
1152 Declaration, Variables));
1153 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1154 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1155 ContainingType, Virtuality, VirtualIndex + 1,
1156 Flags, IsOptimized, Function, TemplateParams,
1157 Declaration, Variables));
1158 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1159 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1160 ContainingType, Virtuality, VirtualIndex,
1161 ~Flags, IsOptimized, Function, TemplateParams,
1162 Declaration, Variables));
1163 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1164 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1165 ContainingType, Virtuality, VirtualIndex,
1166 Flags, !IsOptimized, Function, TemplateParams,
1167 Declaration, Variables));
1168 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1169 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1170 ContainingType, Virtuality, VirtualIndex,
1171 Flags, IsOptimized, Type, TemplateParams,
1172 Declaration, Variables));
1173 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1174 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1175 ContainingType, Virtuality, VirtualIndex,
1176 Flags, IsOptimized, Function, Type,
1177 Declaration, Variables));
1178 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1179 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1180 ContainingType, Virtuality, VirtualIndex,
1181 Flags, IsOptimized, Function, TemplateParams,
1183 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1184 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1185 ContainingType, Virtuality, VirtualIndex,
1186 Flags, IsOptimized, Function, TemplateParams,
1187 Declaration, Type));
1189 TempMDSubprogram Temp = N->clone();
1190 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1193 TEST_F(MDSubprogramTest, replaceFunction) {
1194 Metadata *Scope = MDTuple::getDistinct(Context, None);
1195 StringRef Name = "name";
1196 StringRef LinkageName = "linkage";
1197 Metadata *File = MDTuple::getDistinct(Context, None);
1199 Metadata *Type = MDTuple::getDistinct(Context, None);
1200 bool IsLocalToUnit = false;
1201 bool IsDefinition = true;
1202 unsigned ScopeLine = 3;
1203 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1204 unsigned Virtuality = 4;
1205 unsigned VirtualIndex = 5;
1207 bool IsOptimized = false;
1208 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1209 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1210 Metadata *Variables = MDTuple::getDistinct(Context, None);
1212 auto *N = MDSubprogram::get(
1213 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1214 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1215 IsOptimized, nullptr, TemplateParams, Declaration, Variables);
1217 EXPECT_EQ(nullptr, N->getFunction());
1219 std::unique_ptr<Function> F(
1220 Function::Create(FunctionType::get(Type::getVoidTy(Context), false),
1221 GlobalValue::ExternalLinkage));
1222 N->replaceFunction(F.get());
1223 EXPECT_EQ(ConstantAsMetadata::get(F.get()), N->getFunction());
1225 N->replaceFunction(nullptr);
1226 EXPECT_EQ(nullptr, N->getFunction());
1229 typedef MetadataTest MDLexicalBlockTest;
1231 TEST_F(MDLexicalBlockTest, get) {
1232 Metadata *Scope = MDTuple::getDistinct(Context, None);
1233 Metadata *File = MDTuple::getDistinct(Context, None);
1235 unsigned Column = 8;
1237 auto *N = MDLexicalBlock::get(Context, Scope, File, Line, Column);
1239 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1240 EXPECT_EQ(Scope, N->getScope());
1241 EXPECT_EQ(File, N->getFile());
1242 EXPECT_EQ(Line, N->getLine());
1243 EXPECT_EQ(Column, N->getColumn());
1244 EXPECT_EQ(N, MDLexicalBlock::get(Context, Scope, File, Line, Column));
1246 EXPECT_NE(N, MDLexicalBlock::get(Context, File, File, Line, Column));
1247 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, Scope, Line, Column));
1248 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line + 1, Column));
1249 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line, Column + 1));
1251 TempMDLexicalBlock Temp = N->clone();
1252 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1255 typedef MetadataTest MDLexicalBlockFileTest;
1257 TEST_F(MDLexicalBlockFileTest, get) {
1258 Metadata *Scope = MDTuple::getDistinct(Context, None);
1259 Metadata *File = MDTuple::getDistinct(Context, None);
1260 unsigned Discriminator = 5;
1262 auto *N = MDLexicalBlockFile::get(Context, Scope, File, Discriminator);
1264 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1265 EXPECT_EQ(Scope, N->getScope());
1266 EXPECT_EQ(File, N->getFile());
1267 EXPECT_EQ(Discriminator, N->getDiscriminator());
1268 EXPECT_EQ(N, MDLexicalBlockFile::get(Context, Scope, File, Discriminator));
1270 EXPECT_NE(N, MDLexicalBlockFile::get(Context, File, File, Discriminator));
1271 EXPECT_NE(N, MDLexicalBlockFile::get(Context, Scope, Scope, Discriminator));
1273 MDLexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
1275 TempMDLexicalBlockFile Temp = N->clone();
1276 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1279 typedef MetadataTest MDNamespaceTest;
1281 TEST_F(MDNamespaceTest, get) {
1282 Metadata *Scope = MDTuple::getDistinct(Context, None);
1283 Metadata *File = MDTuple::getDistinct(Context, None);
1284 StringRef Name = "namespace";
1287 auto *N = MDNamespace::get(Context, Scope, File, Name, Line);
1289 EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
1290 EXPECT_EQ(Scope, N->getScope());
1291 EXPECT_EQ(File, N->getFile());
1292 EXPECT_EQ(Name, N->getName());
1293 EXPECT_EQ(Line, N->getLine());
1294 EXPECT_EQ(N, MDNamespace::get(Context, Scope, File, Name, Line));
1296 EXPECT_NE(N, MDNamespace::get(Context, File, File, Name, Line));
1297 EXPECT_NE(N, MDNamespace::get(Context, Scope, Scope, Name, Line));
1298 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, "other", Line));
1299 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, Name, Line + 1));
1301 TempMDNamespace Temp = N->clone();
1302 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1305 typedef MetadataTest MDTemplateTypeParameterTest;
1307 TEST_F(MDTemplateTypeParameterTest, get) {
1308 Metadata *Scope = MDTuple::getDistinct(Context, None);
1309 StringRef Name = "template";
1310 Metadata *Type = MDTuple::getDistinct(Context, None);
1312 auto *N = MDTemplateTypeParameter::get(Context, Scope, Name, Type);
1314 EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
1315 EXPECT_EQ(Scope, N->getScope());
1316 EXPECT_EQ(Name, N->getName());
1317 EXPECT_EQ(Type, N->getType());
1318 EXPECT_EQ(N, MDTemplateTypeParameter::get(Context, Scope, Name, Type));
1320 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Type, Name, Type));
1321 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, "other", Type));
1322 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, Name, Scope));
1324 TempMDTemplateTypeParameter Temp = N->clone();
1325 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1328 typedef MetadataTest MDTemplateValueParameterTest;
1330 TEST_F(MDTemplateValueParameterTest, get) {
1331 unsigned Tag = dwarf::DW_TAG_template_value_parameter;
1332 Metadata *Scope = MDTuple::getDistinct(Context, None);
1333 StringRef Name = "template";
1334 Metadata *Type = MDTuple::getDistinct(Context, None);
1335 Metadata *Value = MDTuple::getDistinct(Context, None);
1338 MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value);
1339 EXPECT_EQ(Tag, N->getTag());
1340 EXPECT_EQ(Scope, N->getScope());
1341 EXPECT_EQ(Name, N->getName());
1342 EXPECT_EQ(Type, N->getType());
1343 EXPECT_EQ(Value, N->getValue());
1345 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value));
1347 EXPECT_NE(N, MDTemplateValueParameter::get(
1348 Context, dwarf::DW_TAG_GNU_template_template_param, Scope,
1349 Name, Type, Value));
1351 N, MDTemplateValueParameter::get(Context, Tag, Type, Name, Type, Value));
1352 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, "other", Type,
1354 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Scope,
1357 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Scope));
1359 TempMDTemplateValueParameter Temp = N->clone();
1360 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1363 typedef MetadataTest MDGlobalVariableTest;
1365 TEST_F(MDGlobalVariableTest, get) {
1366 Metadata *Scope = MDTuple::getDistinct(Context, None);
1367 StringRef Name = "name";
1368 StringRef LinkageName = "linkage";
1369 Metadata *File = MDTuple::getDistinct(Context, None);
1371 Metadata *Type = MDTuple::getDistinct(Context, None);
1372 bool IsLocalToUnit = false;
1373 bool IsDefinition = true;
1374 Metadata *Variable = MDTuple::getDistinct(Context, None);
1375 Metadata *StaticDataMemberDeclaration = MDTuple::getDistinct(Context, None);
1377 auto *N = MDGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
1378 Type, IsLocalToUnit, IsDefinition, Variable,
1379 StaticDataMemberDeclaration);
1380 EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
1381 EXPECT_EQ(Scope, N->getScope());
1382 EXPECT_EQ(Name, N->getName());
1383 EXPECT_EQ(LinkageName, N->getLinkageName());
1384 EXPECT_EQ(File, N->getFile());
1385 EXPECT_EQ(Line, N->getLine());
1386 EXPECT_EQ(Type, N->getType());
1387 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1388 EXPECT_EQ(IsDefinition, N->isDefinition());
1389 EXPECT_EQ(Variable, N->getVariable());
1390 EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
1391 EXPECT_EQ(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1392 Line, Type, IsLocalToUnit, IsDefinition,
1393 Variable, StaticDataMemberDeclaration));
1395 EXPECT_NE(N, MDGlobalVariable::get(Context, File, Name, LinkageName, File,
1396 Line, Type, IsLocalToUnit, IsDefinition,
1397 Variable, StaticDataMemberDeclaration));
1398 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, "other", LinkageName, File,
1399 Line, Type, IsLocalToUnit, IsDefinition,
1400 Variable, StaticDataMemberDeclaration));
1401 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, "other", File, Line,
1402 Type, IsLocalToUnit, IsDefinition,
1403 Variable, StaticDataMemberDeclaration));
1404 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, Scope,
1405 Line, Type, IsLocalToUnit, IsDefinition,
1406 Variable, StaticDataMemberDeclaration));
1408 MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1409 Line + 1, Type, IsLocalToUnit, IsDefinition,
1410 Variable, StaticDataMemberDeclaration));
1411 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1412 Line, Scope, IsLocalToUnit, IsDefinition,
1413 Variable, StaticDataMemberDeclaration));
1414 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1415 Line, Type, !IsLocalToUnit, IsDefinition,
1416 Variable, StaticDataMemberDeclaration));
1417 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1418 Line, Type, IsLocalToUnit, !IsDefinition,
1419 Variable, StaticDataMemberDeclaration));
1420 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1421 Line, Type, IsLocalToUnit, IsDefinition,
1422 Type, StaticDataMemberDeclaration));
1423 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1424 Line, Type, IsLocalToUnit, IsDefinition,
1427 TempMDGlobalVariable Temp = N->clone();
1428 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1431 typedef MetadataTest MDLocalVariableTest;
1433 TEST_F(MDLocalVariableTest, get) {
1434 unsigned Tag = dwarf::DW_TAG_arg_variable;
1435 Metadata *Scope = MDTuple::getDistinct(Context, None);
1436 StringRef Name = "name";
1437 Metadata *File = MDTuple::getDistinct(Context, None);
1439 Metadata *Type = MDTuple::getDistinct(Context, None);
1442 Metadata *InlinedAt = MDTuple::getDistinct(Context, None);
1444 auto *N = MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1445 Arg, Flags, InlinedAt);
1446 EXPECT_EQ(Tag, N->getTag());
1447 EXPECT_EQ(Scope, N->getScope());
1448 EXPECT_EQ(Name, N->getName());
1449 EXPECT_EQ(File, N->getFile());
1450 EXPECT_EQ(Line, N->getLine());
1451 EXPECT_EQ(Type, N->getType());
1452 EXPECT_EQ(Arg, N->getArg());
1453 EXPECT_EQ(Flags, N->getFlags());
1454 EXPECT_EQ(InlinedAt, N->getInlinedAt());
1455 EXPECT_EQ(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1456 Arg, Flags, InlinedAt));
1458 EXPECT_NE(N, MDLocalVariable::get(Context, dwarf::DW_TAG_auto_variable, Scope,
1459 Name, File, Line, Type, Arg, Flags,
1461 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, File, Name, File, Line,
1462 Type, Arg, Flags, InlinedAt));
1463 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, "other", File, Line,
1464 Type, Arg, Flags, InlinedAt));
1465 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, Scope, Line,
1466 Type, Arg, Flags, InlinedAt));
1467 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line + 1,
1468 Type, Arg, Flags, InlinedAt));
1469 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line,
1470 Scope, Arg, Flags, InlinedAt));
1471 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1472 Arg + 1, Flags, InlinedAt));
1473 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1474 Arg, ~Flags, InlinedAt));
1475 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1476 Arg, Flags, Scope));
1478 TempMDLocalVariable Temp = N->clone();
1479 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1482 typedef MetadataTest MDExpressionTest;
1484 TEST_F(MDExpressionTest, get) {
1485 uint64_t Elements[] = {2, 6, 9, 78, 0};
1486 auto *N = MDExpression::get(Context, Elements);
1487 EXPECT_EQ(makeArrayRef(Elements), N->getElements());
1488 EXPECT_EQ(N, MDExpression::get(Context, Elements));
1490 EXPECT_EQ(5u, N->getNumElements());
1491 EXPECT_EQ(2u, N->getElement(0));
1492 EXPECT_EQ(6u, N->getElement(1));
1493 EXPECT_EQ(9u, N->getElement(2));
1494 EXPECT_EQ(78u, N->getElement(3));
1495 EXPECT_EQ(0u, N->getElement(4));
1497 TempMDExpression Temp = N->clone();
1498 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1501 TEST_F(MDExpressionTest, isValid) {
1502 #define EXPECT_VALID(...) \
1504 uint64_t Elements[] = {__VA_ARGS__}; \
1505 EXPECT_TRUE(MDExpression::get(Context, Elements)->isValid()); \
1507 #define EXPECT_INVALID(...) \
1509 uint64_t Elements[] = {__VA_ARGS__}; \
1510 EXPECT_FALSE(MDExpression::get(Context, Elements)->isValid()); \
1513 // Empty expression should be valid.
1514 EXPECT_TRUE(MDExpression::get(Context, None));
1516 // Valid constructions.
1517 EXPECT_VALID(dwarf::DW_OP_plus, 6);
1518 EXPECT_VALID(dwarf::DW_OP_deref);
1519 EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7);
1520 EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref);
1521 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6);
1522 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7);
1523 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7);
1525 // Invalid constructions.
1526 EXPECT_INVALID(~0u);
1527 EXPECT_INVALID(dwarf::DW_OP_plus);
1528 EXPECT_INVALID(dwarf::DW_OP_bit_piece);
1529 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3);
1530 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3);
1531 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref);
1534 #undef EXPECT_INVALID
1537 typedef MetadataTest MDObjCPropertyTest;
1539 TEST_F(MDObjCPropertyTest, get) {
1540 StringRef Name = "name";
1541 Metadata *File = MDTuple::getDistinct(Context, None);
1543 StringRef GetterName = "getter";
1544 StringRef SetterName = "setter";
1545 unsigned Attributes = 7;
1546 Metadata *Type = MDTuple::getDistinct(Context, None);
1548 auto *N = MDObjCProperty::get(Context, Name, File, Line, GetterName,
1549 SetterName, Attributes, Type);
1551 EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
1552 EXPECT_EQ(Name, N->getName());
1553 EXPECT_EQ(File, N->getFile());
1554 EXPECT_EQ(Line, N->getLine());
1555 EXPECT_EQ(GetterName, N->getGetterName());
1556 EXPECT_EQ(SetterName, N->getSetterName());
1557 EXPECT_EQ(Attributes, N->getAttributes());
1558 EXPECT_EQ(Type, N->getType());
1559 EXPECT_EQ(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1560 SetterName, Attributes, Type));
1562 EXPECT_NE(N, MDObjCProperty::get(Context, "other", File, Line, GetterName,
1563 SetterName, Attributes, Type));
1564 EXPECT_NE(N, MDObjCProperty::get(Context, Name, Type, Line, GetterName,
1565 SetterName, Attributes, Type));
1566 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line + 1, GetterName,
1567 SetterName, Attributes, Type));
1568 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, "other",
1569 SetterName, Attributes, Type));
1570 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1571 "other", Attributes, Type));
1572 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1573 SetterName, Attributes + 1, Type));
1574 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1575 SetterName, Attributes, File));
1577 TempMDObjCProperty Temp = N->clone();
1578 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1581 typedef MetadataTest MDImportedEntityTest;
1583 TEST_F(MDImportedEntityTest, get) {
1584 unsigned Tag = dwarf::DW_TAG_imported_module;
1585 Metadata *Scope = MDTuple::getDistinct(Context, None);
1586 Metadata *Entity = MDTuple::getDistinct(Context, None);
1588 StringRef Name = "name";
1590 auto *N = MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name);
1592 EXPECT_EQ(Tag, N->getTag());
1593 EXPECT_EQ(Scope, N->getScope());
1594 EXPECT_EQ(Entity, N->getEntity());
1595 EXPECT_EQ(Line, N->getLine());
1596 EXPECT_EQ(Name, N->getName());
1597 EXPECT_EQ(N, MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name));
1600 MDImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
1601 Scope, Entity, Line, Name));
1602 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Entity, Entity, Line, Name));
1603 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Scope, Scope, Line, Name));
1605 MDImportedEntity::get(Context, Tag, Scope, Entity, Line + 1, Name));
1607 MDImportedEntity::get(Context, Tag, Scope, Entity, Line, "other"));
1609 TempMDImportedEntity Temp = N->clone();
1610 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1613 typedef MetadataTest MetadataAsValueTest;
1615 TEST_F(MetadataAsValueTest, MDNode) {
1616 MDNode *N = MDNode::get(Context, None);
1617 auto *V = MetadataAsValue::get(Context, N);
1618 EXPECT_TRUE(V->getType()->isMetadataTy());
1619 EXPECT_EQ(N, V->getMetadata());
1621 auto *V2 = MetadataAsValue::get(Context, N);
1625 TEST_F(MetadataAsValueTest, MDNodeMDNode) {
1626 MDNode *N = MDNode::get(Context, None);
1627 Metadata *Ops[] = {N};
1628 MDNode *N2 = MDNode::get(Context, Ops);
1629 auto *V = MetadataAsValue::get(Context, N2);
1630 EXPECT_TRUE(V->getType()->isMetadataTy());
1631 EXPECT_EQ(N2, V->getMetadata());
1633 auto *V2 = MetadataAsValue::get(Context, N2);
1636 auto *V3 = MetadataAsValue::get(Context, N);
1637 EXPECT_TRUE(V3->getType()->isMetadataTy());
1639 EXPECT_EQ(N, V3->getMetadata());
1642 TEST_F(MetadataAsValueTest, MDNodeConstant) {
1643 auto *C = ConstantInt::getTrue(Context);
1644 auto *MD = ConstantAsMetadata::get(C);
1645 Metadata *Ops[] = {MD};
1646 auto *N = MDNode::get(Context, Ops);
1648 auto *V = MetadataAsValue::get(Context, MD);
1649 EXPECT_TRUE(V->getType()->isMetadataTy());
1650 EXPECT_EQ(MD, V->getMetadata());
1652 auto *V2 = MetadataAsValue::get(Context, N);
1653 EXPECT_EQ(MD, V2->getMetadata());
1657 typedef MetadataTest ValueAsMetadataTest;
1659 TEST_F(ValueAsMetadataTest, UpdatesOnRAUW) {
1660 Type *Ty = Type::getInt1PtrTy(Context);
1661 std::unique_ptr<GlobalVariable> GV0(
1662 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1663 auto *MD = ValueAsMetadata::get(GV0.get());
1664 EXPECT_TRUE(MD->getValue() == GV0.get());
1665 ASSERT_TRUE(GV0->use_empty());
1667 std::unique_ptr<GlobalVariable> GV1(
1668 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1669 GV0->replaceAllUsesWith(GV1.get());
1670 EXPECT_TRUE(MD->getValue() == GV1.get());
1673 TEST_F(ValueAsMetadataTest, CollidingDoubleUpdates) {
1674 // Create a constant.
1675 ConstantAsMetadata *CI = ConstantAsMetadata::get(
1676 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
1678 // Create a temporary to prevent nodes from resolving.
1679 auto Temp = MDTuple::getTemporary(Context, None);
1681 // When the first operand of N1 gets reset to nullptr, it'll collide with N2.
1682 Metadata *Ops1[] = {CI, CI, Temp.get()};
1683 Metadata *Ops2[] = {nullptr, CI, Temp.get()};
1685 auto *N1 = MDTuple::get(Context, Ops1);
1686 auto *N2 = MDTuple::get(Context, Ops2);
1689 // Tell metadata that the constant is getting deleted.
1691 // After this, N1 will be invalid, so don't touch it.
1692 ValueAsMetadata::handleDeletion(CI->getValue());
1693 EXPECT_EQ(nullptr, N2->getOperand(0));
1694 EXPECT_EQ(nullptr, N2->getOperand(1));
1695 EXPECT_EQ(Temp.get(), N2->getOperand(2));
1697 // Clean up Temp for teardown.
1698 Temp->replaceAllUsesWith(nullptr);
1701 typedef MetadataTest TrackingMDRefTest;
1703 TEST_F(TrackingMDRefTest, UpdatesOnRAUW) {
1704 Type *Ty = Type::getInt1PtrTy(Context);
1705 std::unique_ptr<GlobalVariable> GV0(
1706 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1707 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV0.get()));
1708 EXPECT_TRUE(MD->getValue() == GV0.get());
1709 ASSERT_TRUE(GV0->use_empty());
1711 std::unique_ptr<GlobalVariable> GV1(
1712 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1713 GV0->replaceAllUsesWith(GV1.get());
1714 EXPECT_TRUE(MD->getValue() == GV1.get());
1716 // Reset it, so we don't inadvertently test deletion.
1720 TEST_F(TrackingMDRefTest, UpdatesOnDeletion) {
1721 Type *Ty = Type::getInt1PtrTy(Context);
1722 std::unique_ptr<GlobalVariable> GV(
1723 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1724 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV.get()));
1725 EXPECT_TRUE(MD->getValue() == GV.get());
1726 ASSERT_TRUE(GV->use_empty());
1732 TEST(NamedMDNodeTest, Search) {
1733 LLVMContext Context;
1734 ConstantAsMetadata *C =
1735 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 1));
1736 ConstantAsMetadata *C2 =
1737 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 2));
1739 Metadata *const V = C;
1740 Metadata *const V2 = C2;
1741 MDNode *n = MDNode::get(Context, V);
1742 MDNode *n2 = MDNode::get(Context, V2);
1744 Module M("MyModule", Context);
1745 const char *Name = "llvm.NMD1";
1746 NamedMDNode *NMD = M.getOrInsertNamedMetadata(Name);
1748 NMD->addOperand(n2);
1751 raw_string_ostream oss(Str);
1753 EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",