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 TEST_F(MDSubrangeTest, getEmptyArray) {
674 auto *N = MDSubrange::get(Context, -1, 0);
675 EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
676 EXPECT_EQ(-1, N->getCount());
677 EXPECT_EQ(0, N->getLo());
678 EXPECT_EQ(N, MDSubrange::get(Context, -1, 0));
681 typedef MetadataTest MDEnumeratorTest;
683 TEST_F(MDEnumeratorTest, get) {
684 auto *N = MDEnumerator::get(Context, 7, "name");
685 EXPECT_EQ(dwarf::DW_TAG_enumerator, N->getTag());
686 EXPECT_EQ(7, N->getValue());
687 EXPECT_EQ("name", N->getName());
688 EXPECT_EQ(N, MDEnumerator::get(Context, 7, "name"));
690 EXPECT_NE(N, MDEnumerator::get(Context, 8, "name"));
691 EXPECT_NE(N, MDEnumerator::get(Context, 7, "nam"));
693 TempMDEnumerator Temp = N->clone();
694 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
697 typedef MetadataTest MDBasicTypeTest;
699 TEST_F(MDBasicTypeTest, get) {
701 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33, 26, 7);
702 EXPECT_EQ(dwarf::DW_TAG_base_type, N->getTag());
703 EXPECT_EQ("special", N->getName());
704 EXPECT_EQ(33u, N->getSizeInBits());
705 EXPECT_EQ(26u, N->getAlignInBits());
706 EXPECT_EQ(7u, N->getEncoding());
707 EXPECT_EQ(0u, N->getLine());
708 EXPECT_EQ(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
711 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_unspecified_type,
712 "special", 33, 26, 7));
714 MDBasicType::get(Context, dwarf::DW_TAG_base_type, "s", 33, 26, 7));
715 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 32,
717 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
719 EXPECT_NE(N, MDBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
722 TempMDBasicType Temp = N->clone();
723 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
726 typedef MetadataTest MDDerivedTypeTest;
728 TEST_F(MDDerivedTypeTest, get) {
729 Metadata *File = MDTuple::getDistinct(Context, None);
730 Metadata *Scope = MDTuple::getDistinct(Context, None);
731 Metadata *BaseType = MDTuple::getDistinct(Context, None);
732 Metadata *ExtraData = MDTuple::getDistinct(Context, None);
734 auto *N = MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
735 File, 1, Scope, BaseType, 2, 3, 4, 5, ExtraData);
736 EXPECT_EQ(dwarf::DW_TAG_pointer_type, N->getTag());
737 EXPECT_EQ("something", N->getName());
738 EXPECT_EQ(File, N->getFile());
739 EXPECT_EQ(1u, N->getLine());
740 EXPECT_EQ(Scope, N->getScope());
741 EXPECT_EQ(BaseType, N->getBaseType());
742 EXPECT_EQ(2u, N->getSizeInBits());
743 EXPECT_EQ(3u, N->getAlignInBits());
744 EXPECT_EQ(4u, N->getOffsetInBits());
745 EXPECT_EQ(5u, N->getFlags());
746 EXPECT_EQ(ExtraData, N->getExtraData());
747 EXPECT_EQ(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
748 "something", File, 1, Scope, BaseType, 2, 3,
751 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_reference_type,
752 "something", File, 1, Scope, BaseType, 2, 3,
754 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "else",
755 File, 1, Scope, BaseType, 2, 3, 4, 5,
757 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
758 "something", Scope, 1, Scope, BaseType, 2, 3,
760 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
761 "something", File, 2, Scope, BaseType, 2, 3,
764 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
765 File, 1, File, BaseType, 2, 3, 4, 5, ExtraData));
767 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
768 File, 1, Scope, File, 2, 3, 4, 5, ExtraData));
769 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
770 "something", File, 1, Scope, BaseType, 3, 3,
772 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
773 "something", File, 1, Scope, BaseType, 2, 2,
775 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
776 "something", File, 1, Scope, BaseType, 2, 3,
778 EXPECT_NE(N, MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
779 "something", File, 1, Scope, BaseType, 2, 3,
782 MDDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
783 File, 1, Scope, BaseType, 2, 3, 4, 5, File));
785 TempMDDerivedType Temp = N->clone();
786 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
789 typedef MetadataTest MDCompositeTypeTest;
791 TEST_F(MDCompositeTypeTest, get) {
792 unsigned Tag = dwarf::DW_TAG_structure_type;
793 StringRef Name = "some name";
794 Metadata *File = MDTuple::getDistinct(Context, None);
796 Metadata *Scope = MDTuple::getDistinct(Context, None);
797 Metadata *BaseType = MDTuple::getDistinct(Context, None);
798 unsigned SizeInBits = 2;
799 unsigned AlignInBits = 3;
800 unsigned OffsetInBits = 4;
802 Metadata *Elements = MDTuple::getDistinct(Context, None);
803 unsigned RuntimeLang = 6;
804 Metadata *VTableHolder = MDTuple::getDistinct(Context, None);
805 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
806 StringRef Identifier = "some id";
808 auto *N = MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
809 BaseType, SizeInBits, AlignInBits,
810 OffsetInBits, Flags, Elements, RuntimeLang,
811 VTableHolder, TemplateParams, Identifier);
812 EXPECT_EQ(Tag, N->getTag());
813 EXPECT_EQ(Name, N->getName());
814 EXPECT_EQ(File, N->getFile());
815 EXPECT_EQ(Line, N->getLine());
816 EXPECT_EQ(Scope, N->getScope());
817 EXPECT_EQ(BaseType, N->getBaseType());
818 EXPECT_EQ(SizeInBits, N->getSizeInBits());
819 EXPECT_EQ(AlignInBits, N->getAlignInBits());
820 EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
821 EXPECT_EQ(Flags, N->getFlags());
822 EXPECT_EQ(Elements, N->getElements());
823 EXPECT_EQ(RuntimeLang, N->getRuntimeLang());
824 EXPECT_EQ(VTableHolder, N->getVTableHolder());
825 EXPECT_EQ(TemplateParams, N->getTemplateParams());
826 EXPECT_EQ(Identifier, N->getIdentifier());
828 EXPECT_EQ(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
829 BaseType, SizeInBits, AlignInBits,
830 OffsetInBits, Flags, Elements, RuntimeLang,
831 VTableHolder, TemplateParams, Identifier));
833 EXPECT_NE(N, MDCompositeType::get(Context, Tag + 1, Name, File, Line, Scope,
834 BaseType, SizeInBits, AlignInBits,
835 OffsetInBits, Flags, Elements, RuntimeLang,
836 VTableHolder, TemplateParams, Identifier));
837 EXPECT_NE(N, MDCompositeType::get(Context, Tag, "abc", File, Line, Scope,
838 BaseType, SizeInBits, AlignInBits,
839 OffsetInBits, Flags, Elements, RuntimeLang,
840 VTableHolder, TemplateParams, Identifier));
841 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, Scope, Line, Scope,
842 BaseType, SizeInBits, AlignInBits,
843 OffsetInBits, Flags, Elements, RuntimeLang,
844 VTableHolder, TemplateParams, Identifier));
845 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line + 1, Scope,
846 BaseType, SizeInBits, AlignInBits,
847 OffsetInBits, Flags, Elements, RuntimeLang,
848 VTableHolder, TemplateParams, Identifier));
849 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, File,
850 BaseType, SizeInBits, AlignInBits,
851 OffsetInBits, Flags, Elements, RuntimeLang,
852 VTableHolder, TemplateParams, Identifier));
853 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope, File,
854 SizeInBits, AlignInBits, OffsetInBits,
855 Flags, Elements, RuntimeLang, VTableHolder,
856 TemplateParams, Identifier));
857 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
858 BaseType, SizeInBits + 1, AlignInBits,
859 OffsetInBits, Flags, Elements, RuntimeLang,
860 VTableHolder, TemplateParams, Identifier));
861 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
862 BaseType, SizeInBits, AlignInBits + 1,
863 OffsetInBits, Flags, Elements, RuntimeLang,
864 VTableHolder, TemplateParams, Identifier));
865 EXPECT_NE(N, MDCompositeType::get(
866 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
867 AlignInBits, OffsetInBits + 1, Flags, Elements, RuntimeLang,
868 VTableHolder, TemplateParams, Identifier));
869 EXPECT_NE(N, MDCompositeType::get(
870 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
871 AlignInBits, OffsetInBits, Flags + 1, Elements, RuntimeLang,
872 VTableHolder, TemplateParams, Identifier));
873 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
874 BaseType, SizeInBits, AlignInBits,
875 OffsetInBits, Flags, File, RuntimeLang,
876 VTableHolder, TemplateParams, Identifier));
877 EXPECT_NE(N, MDCompositeType::get(
878 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
879 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang + 1,
880 VTableHolder, TemplateParams, Identifier));
881 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
882 BaseType, SizeInBits, AlignInBits,
883 OffsetInBits, Flags, Elements, RuntimeLang,
884 File, TemplateParams, Identifier));
885 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
886 BaseType, SizeInBits, AlignInBits,
887 OffsetInBits, Flags, Elements, RuntimeLang,
888 VTableHolder, File, Identifier));
889 EXPECT_NE(N, MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
890 BaseType, SizeInBits, AlignInBits,
891 OffsetInBits, Flags, Elements, RuntimeLang,
892 VTableHolder, TemplateParams, "other"));
894 // Be sure that missing identifiers get null pointers.
895 EXPECT_FALSE(MDCompositeType::get(
896 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
897 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
898 VTableHolder, TemplateParams, "")->getRawIdentifier());
899 EXPECT_FALSE(MDCompositeType::get(
900 Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
901 AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
902 VTableHolder, TemplateParams)->getRawIdentifier());
904 TempMDCompositeType Temp = N->clone();
905 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
908 TEST_F(MDCompositeTypeTest, replaceOperands) {
909 unsigned Tag = dwarf::DW_TAG_structure_type;
910 StringRef Name = "some name";
911 Metadata *File = MDTuple::getDistinct(Context, None);
913 Metadata *Scope = MDTuple::getDistinct(Context, None);
914 Metadata *BaseType = MDTuple::getDistinct(Context, None);
915 unsigned SizeInBits = 2;
916 unsigned AlignInBits = 3;
917 unsigned OffsetInBits = 4;
919 unsigned RuntimeLang = 6;
920 StringRef Identifier = "some id";
922 auto *N = MDCompositeType::get(Context, Tag, Name, File, Line, Scope,
923 BaseType, SizeInBits, AlignInBits,
924 OffsetInBits, Flags, nullptr, RuntimeLang,
925 nullptr, nullptr, Identifier);
927 auto *Elements = MDTuple::getDistinct(Context, None);
928 EXPECT_EQ(nullptr, N->getElements());
929 N->replaceElements(Elements);
930 EXPECT_EQ(Elements, N->getElements());
931 N->replaceElements(nullptr);
932 EXPECT_EQ(nullptr, N->getElements());
934 auto *VTableHolder = MDTuple::getDistinct(Context, None);
935 EXPECT_EQ(nullptr, N->getVTableHolder());
936 N->replaceVTableHolder(VTableHolder);
937 EXPECT_EQ(VTableHolder, N->getVTableHolder());
938 N->replaceVTableHolder(nullptr);
939 EXPECT_EQ(nullptr, N->getVTableHolder());
941 auto *TemplateParams = MDTuple::getDistinct(Context, None);
942 EXPECT_EQ(nullptr, N->getTemplateParams());
943 N->replaceTemplateParams(TemplateParams);
944 EXPECT_EQ(TemplateParams, N->getTemplateParams());
945 N->replaceTemplateParams(nullptr);
946 EXPECT_EQ(nullptr, N->getTemplateParams());
949 typedef MetadataTest MDSubroutineTypeTest;
951 TEST_F(MDSubroutineTypeTest, get) {
953 Metadata *TypeArray = MDTuple::getDistinct(Context, None);
955 auto *N = MDSubroutineType::get(Context, Flags, TypeArray);
956 EXPECT_EQ(dwarf::DW_TAG_subroutine_type, N->getTag());
957 EXPECT_EQ(Flags, N->getFlags());
958 EXPECT_EQ(TypeArray, N->getTypeArray());
959 EXPECT_EQ(N, MDSubroutineType::get(Context, Flags, TypeArray));
961 EXPECT_NE(N, MDSubroutineType::get(Context, Flags + 1, TypeArray));
962 EXPECT_NE(N, MDSubroutineType::get(Context, Flags,
963 MDTuple::getDistinct(Context, None)));
965 TempMDSubroutineType Temp = N->clone();
966 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
969 typedef MetadataTest MDFileTest;
971 TEST_F(MDFileTest, get) {
972 StringRef Filename = "file";
973 StringRef Directory = "dir";
974 auto *N = MDFile::get(Context, Filename, Directory);
976 EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
977 EXPECT_EQ(Filename, N->getFilename());
978 EXPECT_EQ(Directory, N->getDirectory());
979 EXPECT_EQ(N, MDFile::get(Context, Filename, Directory));
981 EXPECT_NE(N, MDFile::get(Context, "other", Directory));
982 EXPECT_NE(N, MDFile::get(Context, Filename, "other"));
984 TempMDFile Temp = N->clone();
985 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
988 typedef MetadataTest MDCompileUnitTest;
990 TEST_F(MDCompileUnitTest, get) {
991 unsigned SourceLanguage = 1;
992 Metadata *File = MDTuple::getDistinct(Context, None);
993 StringRef Producer = "some producer";
994 bool IsOptimized = false;
995 StringRef Flags = "flag after flag";
996 unsigned RuntimeVersion = 2;
997 StringRef SplitDebugFilename = "another/file";
998 unsigned EmissionKind = 3;
999 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
1000 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
1001 Metadata *Subprograms = MDTuple::getDistinct(Context, None);
1002 Metadata *GlobalVariables = MDTuple::getDistinct(Context, None);
1003 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
1004 auto *N = MDCompileUnit::get(
1005 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1006 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1007 RetainedTypes, Subprograms, GlobalVariables, ImportedEntities);
1009 EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
1010 EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
1011 EXPECT_EQ(File, N->getFile());
1012 EXPECT_EQ(Producer, N->getProducer());
1013 EXPECT_EQ(IsOptimized, N->isOptimized());
1014 EXPECT_EQ(Flags, N->getFlags());
1015 EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
1016 EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
1017 EXPECT_EQ(EmissionKind, N->getEmissionKind());
1018 EXPECT_EQ(EnumTypes, N->getEnumTypes());
1019 EXPECT_EQ(RetainedTypes, N->getRetainedTypes());
1020 EXPECT_EQ(Subprograms, N->getSubprograms());
1021 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
1022 EXPECT_EQ(ImportedEntities, N->getImportedEntities());
1023 EXPECT_EQ(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1024 IsOptimized, Flags, RuntimeVersion,
1025 SplitDebugFilename, EmissionKind, EnumTypes,
1026 RetainedTypes, Subprograms, GlobalVariables,
1029 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage + 1, File, Producer,
1030 IsOptimized, Flags, RuntimeVersion,
1031 SplitDebugFilename, EmissionKind, EnumTypes,
1032 RetainedTypes, Subprograms, GlobalVariables,
1034 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, EnumTypes, Producer,
1035 IsOptimized, Flags, RuntimeVersion,
1036 SplitDebugFilename, EmissionKind, EnumTypes,
1037 RetainedTypes, Subprograms, GlobalVariables,
1039 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, "other",
1040 IsOptimized, Flags, RuntimeVersion,
1041 SplitDebugFilename, EmissionKind, EnumTypes,
1042 RetainedTypes, Subprograms, GlobalVariables,
1044 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1045 !IsOptimized, Flags, RuntimeVersion,
1046 SplitDebugFilename, EmissionKind, EnumTypes,
1047 RetainedTypes, Subprograms, GlobalVariables,
1049 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1050 IsOptimized, "other", RuntimeVersion,
1051 SplitDebugFilename, EmissionKind, EnumTypes,
1052 RetainedTypes, Subprograms, GlobalVariables,
1054 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1055 IsOptimized, Flags, RuntimeVersion + 1,
1056 SplitDebugFilename, EmissionKind, EnumTypes,
1057 RetainedTypes, Subprograms, GlobalVariables,
1060 MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1061 IsOptimized, Flags, RuntimeVersion, "other",
1062 EmissionKind, EnumTypes, RetainedTypes,
1063 Subprograms, GlobalVariables, ImportedEntities));
1064 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1065 IsOptimized, Flags, RuntimeVersion,
1066 SplitDebugFilename, EmissionKind + 1,
1067 EnumTypes, RetainedTypes, Subprograms,
1068 GlobalVariables, ImportedEntities));
1069 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1070 IsOptimized, Flags, RuntimeVersion,
1071 SplitDebugFilename, EmissionKind, File,
1072 RetainedTypes, Subprograms, GlobalVariables,
1074 EXPECT_NE(N, MDCompileUnit::get(
1075 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1076 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1077 File, Subprograms, GlobalVariables, ImportedEntities));
1078 EXPECT_NE(N, MDCompileUnit::get(
1079 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1080 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1081 RetainedTypes, File, GlobalVariables, ImportedEntities));
1082 EXPECT_NE(N, MDCompileUnit::get(
1083 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1084 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1085 RetainedTypes, Subprograms, File, ImportedEntities));
1086 EXPECT_NE(N, MDCompileUnit::get(
1087 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1088 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1089 RetainedTypes, Subprograms, GlobalVariables, File));
1091 TempMDCompileUnit Temp = N->clone();
1092 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1095 TEST_F(MDCompileUnitTest, replaceArrays) {
1096 unsigned SourceLanguage = 1;
1097 Metadata *File = MDTuple::getDistinct(Context, None);
1098 StringRef Producer = "some producer";
1099 bool IsOptimized = false;
1100 StringRef Flags = "flag after flag";
1101 unsigned RuntimeVersion = 2;
1102 StringRef SplitDebugFilename = "another/file";
1103 unsigned EmissionKind = 3;
1104 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
1105 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
1106 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
1107 auto *N = MDCompileUnit::get(
1108 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1109 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1110 RetainedTypes, nullptr, nullptr, ImportedEntities);
1112 auto *Subprograms = MDTuple::getDistinct(Context, None);
1113 EXPECT_EQ(nullptr, N->getSubprograms());
1114 N->replaceSubprograms(Subprograms);
1115 EXPECT_EQ(Subprograms, N->getSubprograms());
1116 N->replaceSubprograms(nullptr);
1117 EXPECT_EQ(nullptr, N->getSubprograms());
1119 auto *GlobalVariables = MDTuple::getDistinct(Context, None);
1120 EXPECT_EQ(nullptr, N->getGlobalVariables());
1121 N->replaceGlobalVariables(GlobalVariables);
1122 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
1123 N->replaceGlobalVariables(nullptr);
1124 EXPECT_EQ(nullptr, N->getGlobalVariables());
1127 typedef MetadataTest MDSubprogramTest;
1129 TEST_F(MDSubprogramTest, get) {
1130 Metadata *Scope = MDTuple::getDistinct(Context, None);
1131 StringRef Name = "name";
1132 StringRef LinkageName = "linkage";
1133 Metadata *File = MDTuple::getDistinct(Context, None);
1135 Metadata *Type = MDTuple::getDistinct(Context, None);
1136 bool IsLocalToUnit = false;
1137 bool IsDefinition = true;
1138 unsigned ScopeLine = 3;
1139 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1140 unsigned Virtuality = 4;
1141 unsigned VirtualIndex = 5;
1143 bool IsOptimized = false;
1144 Metadata *Function = MDTuple::getDistinct(Context, None);
1145 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1146 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1147 Metadata *Variables = MDTuple::getDistinct(Context, None);
1149 auto *N = MDSubprogram::get(
1150 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1151 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1152 IsOptimized, Function, TemplateParams, Declaration, Variables);
1154 EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
1155 EXPECT_EQ(Scope, N->getScope());
1156 EXPECT_EQ(Name, N->getName());
1157 EXPECT_EQ(LinkageName, N->getLinkageName());
1158 EXPECT_EQ(File, N->getFile());
1159 EXPECT_EQ(Line, N->getLine());
1160 EXPECT_EQ(Type, N->getType());
1161 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1162 EXPECT_EQ(IsDefinition, N->isDefinition());
1163 EXPECT_EQ(ScopeLine, N->getScopeLine());
1164 EXPECT_EQ(ContainingType, N->getContainingType());
1165 EXPECT_EQ(Virtuality, N->getVirtuality());
1166 EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
1167 EXPECT_EQ(Flags, N->getFlags());
1168 EXPECT_EQ(IsOptimized, N->isOptimized());
1169 EXPECT_EQ(Function, N->getFunction());
1170 EXPECT_EQ(TemplateParams, N->getTemplateParams());
1171 EXPECT_EQ(Declaration, N->getDeclaration());
1172 EXPECT_EQ(Variables, N->getVariables());
1173 EXPECT_EQ(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1174 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1175 ContainingType, Virtuality, VirtualIndex,
1176 Flags, IsOptimized, Function, TemplateParams,
1177 Declaration, Variables));
1179 EXPECT_NE(N, MDSubprogram::get(Context, File, Name, LinkageName, File, Line,
1180 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1181 ContainingType, Virtuality, VirtualIndex,
1182 Flags, IsOptimized, Function, TemplateParams,
1183 Declaration, Variables));
1184 EXPECT_NE(N, MDSubprogram::get(Context, Scope, "other", LinkageName, File,
1185 Line, Type, IsLocalToUnit, IsDefinition,
1186 ScopeLine, ContainingType, Virtuality,
1187 VirtualIndex, Flags, IsOptimized, Function,
1188 TemplateParams, Declaration, Variables));
1189 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, "other", File, Line,
1190 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1191 ContainingType, Virtuality, VirtualIndex,
1192 Flags, IsOptimized, Function, TemplateParams,
1193 Declaration, Variables));
1194 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, Scope, Line,
1195 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1196 ContainingType, Virtuality, VirtualIndex,
1197 Flags, IsOptimized, Function, TemplateParams,
1198 Declaration, Variables));
1199 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File,
1200 Line + 1, Type, IsLocalToUnit, IsDefinition,
1201 ScopeLine, ContainingType, Virtuality,
1202 VirtualIndex, Flags, IsOptimized, Function,
1203 TemplateParams, Declaration, Variables));
1204 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1205 Scope, IsLocalToUnit, IsDefinition, ScopeLine,
1206 ContainingType, Virtuality, VirtualIndex,
1207 Flags, IsOptimized, Function, TemplateParams,
1208 Declaration, Variables));
1209 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1210 Type, !IsLocalToUnit, IsDefinition, ScopeLine,
1211 ContainingType, Virtuality, VirtualIndex,
1212 Flags, IsOptimized, Function, TemplateParams,
1213 Declaration, Variables));
1214 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1215 Type, IsLocalToUnit, !IsDefinition, ScopeLine,
1216 ContainingType, Virtuality, VirtualIndex,
1217 Flags, IsOptimized, Function, TemplateParams,
1218 Declaration, Variables));
1219 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1220 Type, IsLocalToUnit, IsDefinition,
1221 ScopeLine + 1, ContainingType, Virtuality,
1222 VirtualIndex, Flags, IsOptimized, Function,
1223 TemplateParams, Declaration, Variables));
1224 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1225 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1226 Type, Virtuality, VirtualIndex, Flags,
1227 IsOptimized, Function, TemplateParams,
1228 Declaration, Variables));
1229 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1230 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1231 ContainingType, Virtuality + 1, VirtualIndex,
1232 Flags, IsOptimized, Function, TemplateParams,
1233 Declaration, Variables));
1234 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1235 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1236 ContainingType, Virtuality, VirtualIndex + 1,
1237 Flags, IsOptimized, Function, TemplateParams,
1238 Declaration, Variables));
1239 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1240 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1241 ContainingType, Virtuality, VirtualIndex,
1242 ~Flags, IsOptimized, Function, TemplateParams,
1243 Declaration, Variables));
1244 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1245 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1246 ContainingType, Virtuality, VirtualIndex,
1247 Flags, !IsOptimized, Function, TemplateParams,
1248 Declaration, Variables));
1249 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1250 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1251 ContainingType, Virtuality, VirtualIndex,
1252 Flags, IsOptimized, Type, TemplateParams,
1253 Declaration, Variables));
1254 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1255 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1256 ContainingType, Virtuality, VirtualIndex,
1257 Flags, IsOptimized, Function, Type,
1258 Declaration, Variables));
1259 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1260 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1261 ContainingType, Virtuality, VirtualIndex,
1262 Flags, IsOptimized, Function, TemplateParams,
1264 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1265 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1266 ContainingType, Virtuality, VirtualIndex,
1267 Flags, IsOptimized, Function, TemplateParams,
1268 Declaration, Type));
1270 TempMDSubprogram Temp = N->clone();
1271 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1274 TEST_F(MDSubprogramTest, replaceFunction) {
1275 Metadata *Scope = MDTuple::getDistinct(Context, None);
1276 StringRef Name = "name";
1277 StringRef LinkageName = "linkage";
1278 Metadata *File = MDTuple::getDistinct(Context, None);
1280 Metadata *Type = MDTuple::getDistinct(Context, None);
1281 bool IsLocalToUnit = false;
1282 bool IsDefinition = true;
1283 unsigned ScopeLine = 3;
1284 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1285 unsigned Virtuality = 4;
1286 unsigned VirtualIndex = 5;
1288 bool IsOptimized = false;
1289 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1290 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1291 Metadata *Variables = MDTuple::getDistinct(Context, None);
1293 auto *N = MDSubprogram::get(
1294 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1295 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1296 IsOptimized, nullptr, TemplateParams, Declaration, Variables);
1298 EXPECT_EQ(nullptr, N->getFunction());
1300 std::unique_ptr<Function> F(
1301 Function::Create(FunctionType::get(Type::getVoidTy(Context), false),
1302 GlobalValue::ExternalLinkage));
1303 N->replaceFunction(F.get());
1304 EXPECT_EQ(ConstantAsMetadata::get(F.get()), N->getFunction());
1306 N->replaceFunction(nullptr);
1307 EXPECT_EQ(nullptr, N->getFunction());
1310 typedef MetadataTest MDLexicalBlockTest;
1312 TEST_F(MDLexicalBlockTest, get) {
1313 Metadata *Scope = MDTuple::getDistinct(Context, None);
1314 Metadata *File = MDTuple::getDistinct(Context, None);
1316 unsigned Column = 8;
1318 auto *N = MDLexicalBlock::get(Context, Scope, File, Line, Column);
1320 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1321 EXPECT_EQ(Scope, N->getScope());
1322 EXPECT_EQ(File, N->getFile());
1323 EXPECT_EQ(Line, N->getLine());
1324 EXPECT_EQ(Column, N->getColumn());
1325 EXPECT_EQ(N, MDLexicalBlock::get(Context, Scope, File, Line, Column));
1327 EXPECT_NE(N, MDLexicalBlock::get(Context, File, File, Line, Column));
1328 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, Scope, Line, Column));
1329 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line + 1, Column));
1330 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line, Column + 1));
1332 TempMDLexicalBlock Temp = N->clone();
1333 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1336 typedef MetadataTest MDLexicalBlockFileTest;
1338 TEST_F(MDLexicalBlockFileTest, get) {
1339 Metadata *Scope = MDTuple::getDistinct(Context, None);
1340 Metadata *File = MDTuple::getDistinct(Context, None);
1341 unsigned Discriminator = 5;
1343 auto *N = MDLexicalBlockFile::get(Context, Scope, File, Discriminator);
1345 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1346 EXPECT_EQ(Scope, N->getScope());
1347 EXPECT_EQ(File, N->getFile());
1348 EXPECT_EQ(Discriminator, N->getDiscriminator());
1349 EXPECT_EQ(N, MDLexicalBlockFile::get(Context, Scope, File, Discriminator));
1351 EXPECT_NE(N, MDLexicalBlockFile::get(Context, File, File, Discriminator));
1352 EXPECT_NE(N, MDLexicalBlockFile::get(Context, Scope, Scope, Discriminator));
1354 MDLexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
1356 TempMDLexicalBlockFile Temp = N->clone();
1357 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1360 typedef MetadataTest MDNamespaceTest;
1362 TEST_F(MDNamespaceTest, get) {
1363 Metadata *Scope = MDTuple::getDistinct(Context, None);
1364 Metadata *File = MDTuple::getDistinct(Context, None);
1365 StringRef Name = "namespace";
1368 auto *N = MDNamespace::get(Context, Scope, File, Name, Line);
1370 EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
1371 EXPECT_EQ(Scope, N->getScope());
1372 EXPECT_EQ(File, N->getFile());
1373 EXPECT_EQ(Name, N->getName());
1374 EXPECT_EQ(Line, N->getLine());
1375 EXPECT_EQ(N, MDNamespace::get(Context, Scope, File, Name, Line));
1377 EXPECT_NE(N, MDNamespace::get(Context, File, File, Name, Line));
1378 EXPECT_NE(N, MDNamespace::get(Context, Scope, Scope, Name, Line));
1379 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, "other", Line));
1380 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, Name, Line + 1));
1382 TempMDNamespace Temp = N->clone();
1383 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1386 typedef MetadataTest MDTemplateTypeParameterTest;
1388 TEST_F(MDTemplateTypeParameterTest, get) {
1389 Metadata *Scope = MDTuple::getDistinct(Context, None);
1390 StringRef Name = "template";
1391 Metadata *Type = MDTuple::getDistinct(Context, None);
1393 auto *N = MDTemplateTypeParameter::get(Context, Scope, Name, Type);
1395 EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
1396 EXPECT_EQ(Scope, N->getScope());
1397 EXPECT_EQ(Name, N->getName());
1398 EXPECT_EQ(Type, N->getType());
1399 EXPECT_EQ(N, MDTemplateTypeParameter::get(Context, Scope, Name, Type));
1401 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Type, Name, Type));
1402 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, "other", Type));
1403 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Scope, Name, Scope));
1405 TempMDTemplateTypeParameter Temp = N->clone();
1406 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1409 typedef MetadataTest MDTemplateValueParameterTest;
1411 TEST_F(MDTemplateValueParameterTest, get) {
1412 unsigned Tag = dwarf::DW_TAG_template_value_parameter;
1413 Metadata *Scope = MDTuple::getDistinct(Context, None);
1414 StringRef Name = "template";
1415 Metadata *Type = MDTuple::getDistinct(Context, None);
1416 Metadata *Value = MDTuple::getDistinct(Context, None);
1419 MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value);
1420 EXPECT_EQ(Tag, N->getTag());
1421 EXPECT_EQ(Scope, N->getScope());
1422 EXPECT_EQ(Name, N->getName());
1423 EXPECT_EQ(Type, N->getType());
1424 EXPECT_EQ(Value, N->getValue());
1426 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Value));
1428 EXPECT_NE(N, MDTemplateValueParameter::get(
1429 Context, dwarf::DW_TAG_GNU_template_template_param, Scope,
1430 Name, Type, Value));
1432 N, MDTemplateValueParameter::get(Context, Tag, Type, Name, Type, Value));
1433 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, "other", Type,
1435 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Scope,
1438 N, MDTemplateValueParameter::get(Context, Tag, Scope, Name, Type, Scope));
1440 TempMDTemplateValueParameter Temp = N->clone();
1441 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1444 typedef MetadataTest MDGlobalVariableTest;
1446 TEST_F(MDGlobalVariableTest, get) {
1447 Metadata *Scope = MDTuple::getDistinct(Context, None);
1448 StringRef Name = "name";
1449 StringRef LinkageName = "linkage";
1450 Metadata *File = MDTuple::getDistinct(Context, None);
1452 Metadata *Type = MDTuple::getDistinct(Context, None);
1453 bool IsLocalToUnit = false;
1454 bool IsDefinition = true;
1455 Metadata *Variable = MDTuple::getDistinct(Context, None);
1456 Metadata *StaticDataMemberDeclaration = MDTuple::getDistinct(Context, None);
1458 auto *N = MDGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
1459 Type, IsLocalToUnit, IsDefinition, Variable,
1460 StaticDataMemberDeclaration);
1461 EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
1462 EXPECT_EQ(Scope, N->getScope());
1463 EXPECT_EQ(Name, N->getName());
1464 EXPECT_EQ(LinkageName, N->getLinkageName());
1465 EXPECT_EQ(File, N->getFile());
1466 EXPECT_EQ(Line, N->getLine());
1467 EXPECT_EQ(Type, N->getType());
1468 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1469 EXPECT_EQ(IsDefinition, N->isDefinition());
1470 EXPECT_EQ(Variable, N->getVariable());
1471 EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
1472 EXPECT_EQ(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1473 Line, Type, IsLocalToUnit, IsDefinition,
1474 Variable, StaticDataMemberDeclaration));
1476 EXPECT_NE(N, MDGlobalVariable::get(Context, File, Name, LinkageName, File,
1477 Line, Type, IsLocalToUnit, IsDefinition,
1478 Variable, StaticDataMemberDeclaration));
1479 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, "other", LinkageName, File,
1480 Line, Type, IsLocalToUnit, IsDefinition,
1481 Variable, StaticDataMemberDeclaration));
1482 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, "other", File, Line,
1483 Type, IsLocalToUnit, IsDefinition,
1484 Variable, StaticDataMemberDeclaration));
1485 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, Scope,
1486 Line, Type, IsLocalToUnit, IsDefinition,
1487 Variable, StaticDataMemberDeclaration));
1489 MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1490 Line + 1, Type, IsLocalToUnit, IsDefinition,
1491 Variable, StaticDataMemberDeclaration));
1492 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1493 Line, Scope, IsLocalToUnit, IsDefinition,
1494 Variable, StaticDataMemberDeclaration));
1495 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1496 Line, Type, !IsLocalToUnit, IsDefinition,
1497 Variable, StaticDataMemberDeclaration));
1498 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1499 Line, Type, IsLocalToUnit, !IsDefinition,
1500 Variable, StaticDataMemberDeclaration));
1501 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1502 Line, Type, IsLocalToUnit, IsDefinition,
1503 Type, StaticDataMemberDeclaration));
1504 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1505 Line, Type, IsLocalToUnit, IsDefinition,
1508 TempMDGlobalVariable Temp = N->clone();
1509 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1512 typedef MetadataTest MDLocalVariableTest;
1514 TEST_F(MDLocalVariableTest, get) {
1515 unsigned Tag = dwarf::DW_TAG_arg_variable;
1516 Metadata *Scope = MDTuple::getDistinct(Context, None);
1517 StringRef Name = "name";
1518 Metadata *File = MDTuple::getDistinct(Context, None);
1520 Metadata *Type = MDTuple::getDistinct(Context, None);
1523 Metadata *InlinedAt = MDTuple::getDistinct(Context, None);
1525 auto *N = MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1526 Arg, Flags, InlinedAt);
1527 EXPECT_EQ(Tag, N->getTag());
1528 EXPECT_EQ(Scope, N->getScope());
1529 EXPECT_EQ(Name, N->getName());
1530 EXPECT_EQ(File, N->getFile());
1531 EXPECT_EQ(Line, N->getLine());
1532 EXPECT_EQ(Type, N->getType());
1533 EXPECT_EQ(Arg, N->getArg());
1534 EXPECT_EQ(Flags, N->getFlags());
1535 EXPECT_EQ(InlinedAt, N->getInlinedAt());
1536 EXPECT_EQ(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1537 Arg, Flags, InlinedAt));
1539 EXPECT_NE(N, MDLocalVariable::get(Context, dwarf::DW_TAG_auto_variable, Scope,
1540 Name, File, Line, Type, Arg, Flags,
1542 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, File, Name, File, Line,
1543 Type, Arg, Flags, InlinedAt));
1544 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, "other", File, Line,
1545 Type, Arg, Flags, InlinedAt));
1546 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, Scope, Line,
1547 Type, Arg, Flags, InlinedAt));
1548 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line + 1,
1549 Type, Arg, Flags, InlinedAt));
1550 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line,
1551 Scope, Arg, Flags, InlinedAt));
1552 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1553 Arg + 1, Flags, InlinedAt));
1554 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1555 Arg, ~Flags, InlinedAt));
1556 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1557 Arg, Flags, Scope));
1559 TempMDLocalVariable Temp = N->clone();
1560 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1563 typedef MetadataTest MDExpressionTest;
1565 TEST_F(MDExpressionTest, get) {
1566 uint64_t Elements[] = {2, 6, 9, 78, 0};
1567 auto *N = MDExpression::get(Context, Elements);
1568 EXPECT_EQ(makeArrayRef(Elements), N->getElements());
1569 EXPECT_EQ(N, MDExpression::get(Context, Elements));
1571 EXPECT_EQ(5u, N->getNumElements());
1572 EXPECT_EQ(2u, N->getElement(0));
1573 EXPECT_EQ(6u, N->getElement(1));
1574 EXPECT_EQ(9u, N->getElement(2));
1575 EXPECT_EQ(78u, N->getElement(3));
1576 EXPECT_EQ(0u, N->getElement(4));
1578 TempMDExpression Temp = N->clone();
1579 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1582 TEST_F(MDExpressionTest, isValid) {
1583 #define EXPECT_VALID(...) \
1585 uint64_t Elements[] = {__VA_ARGS__}; \
1586 EXPECT_TRUE(MDExpression::get(Context, Elements)->isValid()); \
1588 #define EXPECT_INVALID(...) \
1590 uint64_t Elements[] = {__VA_ARGS__}; \
1591 EXPECT_FALSE(MDExpression::get(Context, Elements)->isValid()); \
1594 // Empty expression should be valid.
1595 EXPECT_TRUE(MDExpression::get(Context, None));
1597 // Valid constructions.
1598 EXPECT_VALID(dwarf::DW_OP_plus, 6);
1599 EXPECT_VALID(dwarf::DW_OP_deref);
1600 EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7);
1601 EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref);
1602 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6);
1603 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7);
1604 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7);
1606 // Invalid constructions.
1607 EXPECT_INVALID(~0u);
1608 EXPECT_INVALID(dwarf::DW_OP_plus);
1609 EXPECT_INVALID(dwarf::DW_OP_bit_piece);
1610 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3);
1611 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3);
1612 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref);
1615 #undef EXPECT_INVALID
1618 typedef MetadataTest MDObjCPropertyTest;
1620 TEST_F(MDObjCPropertyTest, get) {
1621 StringRef Name = "name";
1622 Metadata *File = MDTuple::getDistinct(Context, None);
1624 StringRef GetterName = "getter";
1625 StringRef SetterName = "setter";
1626 unsigned Attributes = 7;
1627 Metadata *Type = MDTuple::getDistinct(Context, None);
1629 auto *N = MDObjCProperty::get(Context, Name, File, Line, GetterName,
1630 SetterName, Attributes, Type);
1632 EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
1633 EXPECT_EQ(Name, N->getName());
1634 EXPECT_EQ(File, N->getFile());
1635 EXPECT_EQ(Line, N->getLine());
1636 EXPECT_EQ(GetterName, N->getGetterName());
1637 EXPECT_EQ(SetterName, N->getSetterName());
1638 EXPECT_EQ(Attributes, N->getAttributes());
1639 EXPECT_EQ(Type, N->getType());
1640 EXPECT_EQ(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1641 SetterName, Attributes, Type));
1643 EXPECT_NE(N, MDObjCProperty::get(Context, "other", File, Line, GetterName,
1644 SetterName, Attributes, Type));
1645 EXPECT_NE(N, MDObjCProperty::get(Context, Name, Type, Line, GetterName,
1646 SetterName, Attributes, Type));
1647 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line + 1, GetterName,
1648 SetterName, Attributes, Type));
1649 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, "other",
1650 SetterName, Attributes, Type));
1651 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1652 "other", Attributes, Type));
1653 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1654 SetterName, Attributes + 1, Type));
1655 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1656 SetterName, Attributes, File));
1658 TempMDObjCProperty Temp = N->clone();
1659 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1662 typedef MetadataTest MDImportedEntityTest;
1664 TEST_F(MDImportedEntityTest, get) {
1665 unsigned Tag = dwarf::DW_TAG_imported_module;
1666 Metadata *Scope = MDTuple::getDistinct(Context, None);
1667 Metadata *Entity = MDTuple::getDistinct(Context, None);
1669 StringRef Name = "name";
1671 auto *N = MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name);
1673 EXPECT_EQ(Tag, N->getTag());
1674 EXPECT_EQ(Scope, N->getScope());
1675 EXPECT_EQ(Entity, N->getEntity());
1676 EXPECT_EQ(Line, N->getLine());
1677 EXPECT_EQ(Name, N->getName());
1678 EXPECT_EQ(N, MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name));
1681 MDImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
1682 Scope, Entity, Line, Name));
1683 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Entity, Entity, Line, Name));
1684 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Scope, Scope, Line, Name));
1686 MDImportedEntity::get(Context, Tag, Scope, Entity, Line + 1, Name));
1688 MDImportedEntity::get(Context, Tag, Scope, Entity, Line, "other"));
1690 TempMDImportedEntity Temp = N->clone();
1691 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1694 typedef MetadataTest MetadataAsValueTest;
1696 TEST_F(MetadataAsValueTest, MDNode) {
1697 MDNode *N = MDNode::get(Context, None);
1698 auto *V = MetadataAsValue::get(Context, N);
1699 EXPECT_TRUE(V->getType()->isMetadataTy());
1700 EXPECT_EQ(N, V->getMetadata());
1702 auto *V2 = MetadataAsValue::get(Context, N);
1706 TEST_F(MetadataAsValueTest, MDNodeMDNode) {
1707 MDNode *N = MDNode::get(Context, None);
1708 Metadata *Ops[] = {N};
1709 MDNode *N2 = MDNode::get(Context, Ops);
1710 auto *V = MetadataAsValue::get(Context, N2);
1711 EXPECT_TRUE(V->getType()->isMetadataTy());
1712 EXPECT_EQ(N2, V->getMetadata());
1714 auto *V2 = MetadataAsValue::get(Context, N2);
1717 auto *V3 = MetadataAsValue::get(Context, N);
1718 EXPECT_TRUE(V3->getType()->isMetadataTy());
1720 EXPECT_EQ(N, V3->getMetadata());
1723 TEST_F(MetadataAsValueTest, MDNodeConstant) {
1724 auto *C = ConstantInt::getTrue(Context);
1725 auto *MD = ConstantAsMetadata::get(C);
1726 Metadata *Ops[] = {MD};
1727 auto *N = MDNode::get(Context, Ops);
1729 auto *V = MetadataAsValue::get(Context, MD);
1730 EXPECT_TRUE(V->getType()->isMetadataTy());
1731 EXPECT_EQ(MD, V->getMetadata());
1733 auto *V2 = MetadataAsValue::get(Context, N);
1734 EXPECT_EQ(MD, V2->getMetadata());
1738 typedef MetadataTest ValueAsMetadataTest;
1740 TEST_F(ValueAsMetadataTest, UpdatesOnRAUW) {
1741 Type *Ty = Type::getInt1PtrTy(Context);
1742 std::unique_ptr<GlobalVariable> GV0(
1743 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1744 auto *MD = ValueAsMetadata::get(GV0.get());
1745 EXPECT_TRUE(MD->getValue() == GV0.get());
1746 ASSERT_TRUE(GV0->use_empty());
1748 std::unique_ptr<GlobalVariable> GV1(
1749 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1750 GV0->replaceAllUsesWith(GV1.get());
1751 EXPECT_TRUE(MD->getValue() == GV1.get());
1754 TEST_F(ValueAsMetadataTest, CollidingDoubleUpdates) {
1755 // Create a constant.
1756 ConstantAsMetadata *CI = ConstantAsMetadata::get(
1757 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
1759 // Create a temporary to prevent nodes from resolving.
1760 auto Temp = MDTuple::getTemporary(Context, None);
1762 // When the first operand of N1 gets reset to nullptr, it'll collide with N2.
1763 Metadata *Ops1[] = {CI, CI, Temp.get()};
1764 Metadata *Ops2[] = {nullptr, CI, Temp.get()};
1766 auto *N1 = MDTuple::get(Context, Ops1);
1767 auto *N2 = MDTuple::get(Context, Ops2);
1770 // Tell metadata that the constant is getting deleted.
1772 // After this, N1 will be invalid, so don't touch it.
1773 ValueAsMetadata::handleDeletion(CI->getValue());
1774 EXPECT_EQ(nullptr, N2->getOperand(0));
1775 EXPECT_EQ(nullptr, N2->getOperand(1));
1776 EXPECT_EQ(Temp.get(), N2->getOperand(2));
1778 // Clean up Temp for teardown.
1779 Temp->replaceAllUsesWith(nullptr);
1782 typedef MetadataTest TrackingMDRefTest;
1784 TEST_F(TrackingMDRefTest, UpdatesOnRAUW) {
1785 Type *Ty = Type::getInt1PtrTy(Context);
1786 std::unique_ptr<GlobalVariable> GV0(
1787 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1788 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV0.get()));
1789 EXPECT_TRUE(MD->getValue() == GV0.get());
1790 ASSERT_TRUE(GV0->use_empty());
1792 std::unique_ptr<GlobalVariable> GV1(
1793 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1794 GV0->replaceAllUsesWith(GV1.get());
1795 EXPECT_TRUE(MD->getValue() == GV1.get());
1797 // Reset it, so we don't inadvertently test deletion.
1801 TEST_F(TrackingMDRefTest, UpdatesOnDeletion) {
1802 Type *Ty = Type::getInt1PtrTy(Context);
1803 std::unique_ptr<GlobalVariable> GV(
1804 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1805 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV.get()));
1806 EXPECT_TRUE(MD->getValue() == GV.get());
1807 ASSERT_TRUE(GV->use_empty());
1813 TEST(NamedMDNodeTest, Search) {
1814 LLVMContext Context;
1815 ConstantAsMetadata *C =
1816 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 1));
1817 ConstantAsMetadata *C2 =
1818 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 2));
1820 Metadata *const V = C;
1821 Metadata *const V2 = C2;
1822 MDNode *n = MDNode::get(Context, V);
1823 MDNode *n2 = MDNode::get(Context, V2);
1825 Module M("MyModule", Context);
1826 const char *Name = "llvm.NMD1";
1827 NamedMDNode *NMD = M.getOrInsertNamedMetadata(Name);
1829 NMD->addOperand(n2);
1832 raw_string_ostream oss(Str);
1834 EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",