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)));
968 // Test always-empty operands.
969 EXPECT_EQ(nullptr, N->getScope());
970 EXPECT_EQ(nullptr, N->getFile());
971 EXPECT_EQ("", N->getName());
972 EXPECT_EQ(nullptr, N->getBaseType());
973 EXPECT_EQ(nullptr, N->getVTableHolder());
974 EXPECT_EQ(nullptr, N->getTemplateParams());
975 EXPECT_EQ("", N->getIdentifier());
978 typedef MetadataTest MDFileTest;
980 TEST_F(MDFileTest, get) {
981 StringRef Filename = "file";
982 StringRef Directory = "dir";
983 auto *N = MDFile::get(Context, Filename, Directory);
985 EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
986 EXPECT_EQ(Filename, N->getFilename());
987 EXPECT_EQ(Directory, N->getDirectory());
988 EXPECT_EQ(N, MDFile::get(Context, Filename, Directory));
990 EXPECT_NE(N, MDFile::get(Context, "other", Directory));
991 EXPECT_NE(N, MDFile::get(Context, Filename, "other"));
993 TempMDFile Temp = N->clone();
994 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
997 typedef MetadataTest MDCompileUnitTest;
999 TEST_F(MDCompileUnitTest, get) {
1000 unsigned SourceLanguage = 1;
1001 Metadata *File = MDTuple::getDistinct(Context, None);
1002 StringRef Producer = "some producer";
1003 bool IsOptimized = false;
1004 StringRef Flags = "flag after flag";
1005 unsigned RuntimeVersion = 2;
1006 StringRef SplitDebugFilename = "another/file";
1007 unsigned EmissionKind = 3;
1008 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
1009 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
1010 Metadata *Subprograms = MDTuple::getDistinct(Context, None);
1011 Metadata *GlobalVariables = MDTuple::getDistinct(Context, None);
1012 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
1013 auto *N = MDCompileUnit::get(
1014 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1015 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1016 RetainedTypes, Subprograms, GlobalVariables, ImportedEntities);
1018 EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
1019 EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
1020 EXPECT_EQ(File, N->getFile());
1021 EXPECT_EQ(Producer, N->getProducer());
1022 EXPECT_EQ(IsOptimized, N->isOptimized());
1023 EXPECT_EQ(Flags, N->getFlags());
1024 EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
1025 EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
1026 EXPECT_EQ(EmissionKind, N->getEmissionKind());
1027 EXPECT_EQ(EnumTypes, N->getEnumTypes());
1028 EXPECT_EQ(RetainedTypes, N->getRetainedTypes());
1029 EXPECT_EQ(Subprograms, N->getSubprograms());
1030 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
1031 EXPECT_EQ(ImportedEntities, N->getImportedEntities());
1032 EXPECT_EQ(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1033 IsOptimized, Flags, RuntimeVersion,
1034 SplitDebugFilename, EmissionKind, EnumTypes,
1035 RetainedTypes, Subprograms, GlobalVariables,
1038 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage + 1, File, Producer,
1039 IsOptimized, Flags, RuntimeVersion,
1040 SplitDebugFilename, EmissionKind, EnumTypes,
1041 RetainedTypes, Subprograms, GlobalVariables,
1043 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, EnumTypes, Producer,
1044 IsOptimized, Flags, RuntimeVersion,
1045 SplitDebugFilename, EmissionKind, EnumTypes,
1046 RetainedTypes, Subprograms, GlobalVariables,
1048 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, "other",
1049 IsOptimized, Flags, RuntimeVersion,
1050 SplitDebugFilename, EmissionKind, EnumTypes,
1051 RetainedTypes, Subprograms, GlobalVariables,
1053 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1054 !IsOptimized, Flags, RuntimeVersion,
1055 SplitDebugFilename, EmissionKind, EnumTypes,
1056 RetainedTypes, Subprograms, GlobalVariables,
1058 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1059 IsOptimized, "other", RuntimeVersion,
1060 SplitDebugFilename, EmissionKind, EnumTypes,
1061 RetainedTypes, Subprograms, GlobalVariables,
1063 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1064 IsOptimized, Flags, RuntimeVersion + 1,
1065 SplitDebugFilename, EmissionKind, EnumTypes,
1066 RetainedTypes, Subprograms, GlobalVariables,
1069 MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1070 IsOptimized, Flags, RuntimeVersion, "other",
1071 EmissionKind, EnumTypes, RetainedTypes,
1072 Subprograms, GlobalVariables, ImportedEntities));
1073 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1074 IsOptimized, Flags, RuntimeVersion,
1075 SplitDebugFilename, EmissionKind + 1,
1076 EnumTypes, RetainedTypes, Subprograms,
1077 GlobalVariables, ImportedEntities));
1078 EXPECT_NE(N, MDCompileUnit::get(Context, SourceLanguage, File, Producer,
1079 IsOptimized, Flags, RuntimeVersion,
1080 SplitDebugFilename, EmissionKind, File,
1081 RetainedTypes, Subprograms, GlobalVariables,
1083 EXPECT_NE(N, MDCompileUnit::get(
1084 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1085 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1086 File, Subprograms, GlobalVariables, ImportedEntities));
1087 EXPECT_NE(N, MDCompileUnit::get(
1088 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1089 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1090 RetainedTypes, File, GlobalVariables, ImportedEntities));
1091 EXPECT_NE(N, MDCompileUnit::get(
1092 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1093 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1094 RetainedTypes, Subprograms, File, ImportedEntities));
1095 EXPECT_NE(N, MDCompileUnit::get(
1096 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1097 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1098 RetainedTypes, Subprograms, GlobalVariables, File));
1100 TempMDCompileUnit Temp = N->clone();
1101 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1104 TEST_F(MDCompileUnitTest, replaceArrays) {
1105 unsigned SourceLanguage = 1;
1106 Metadata *File = MDTuple::getDistinct(Context, None);
1107 StringRef Producer = "some producer";
1108 bool IsOptimized = false;
1109 StringRef Flags = "flag after flag";
1110 unsigned RuntimeVersion = 2;
1111 StringRef SplitDebugFilename = "another/file";
1112 unsigned EmissionKind = 3;
1113 Metadata *EnumTypes = MDTuple::getDistinct(Context, None);
1114 Metadata *RetainedTypes = MDTuple::getDistinct(Context, None);
1115 Metadata *ImportedEntities = MDTuple::getDistinct(Context, None);
1116 auto *N = MDCompileUnit::get(
1117 Context, SourceLanguage, File, Producer, IsOptimized, Flags,
1118 RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
1119 RetainedTypes, nullptr, nullptr, ImportedEntities);
1121 auto *Subprograms = MDTuple::getDistinct(Context, None);
1122 EXPECT_EQ(nullptr, N->getSubprograms());
1123 N->replaceSubprograms(Subprograms);
1124 EXPECT_EQ(Subprograms, N->getSubprograms());
1125 N->replaceSubprograms(nullptr);
1126 EXPECT_EQ(nullptr, N->getSubprograms());
1128 auto *GlobalVariables = MDTuple::getDistinct(Context, None);
1129 EXPECT_EQ(nullptr, N->getGlobalVariables());
1130 N->replaceGlobalVariables(GlobalVariables);
1131 EXPECT_EQ(GlobalVariables, N->getGlobalVariables());
1132 N->replaceGlobalVariables(nullptr);
1133 EXPECT_EQ(nullptr, N->getGlobalVariables());
1136 typedef MetadataTest MDSubprogramTest;
1138 TEST_F(MDSubprogramTest, get) {
1139 Metadata *Scope = MDTuple::getDistinct(Context, None);
1140 StringRef Name = "name";
1141 StringRef LinkageName = "linkage";
1142 Metadata *File = MDTuple::getDistinct(Context, None);
1144 Metadata *Type = MDTuple::getDistinct(Context, None);
1145 bool IsLocalToUnit = false;
1146 bool IsDefinition = true;
1147 unsigned ScopeLine = 3;
1148 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1149 unsigned Virtuality = 4;
1150 unsigned VirtualIndex = 5;
1152 bool IsOptimized = false;
1153 Metadata *Function = MDTuple::getDistinct(Context, None);
1154 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1155 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1156 Metadata *Variables = MDTuple::getDistinct(Context, None);
1158 auto *N = MDSubprogram::get(
1159 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1160 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1161 IsOptimized, Function, TemplateParams, Declaration, Variables);
1163 EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
1164 EXPECT_EQ(Scope, N->getScope());
1165 EXPECT_EQ(Name, N->getName());
1166 EXPECT_EQ(LinkageName, N->getLinkageName());
1167 EXPECT_EQ(File, N->getFile());
1168 EXPECT_EQ(Line, N->getLine());
1169 EXPECT_EQ(Type, N->getType());
1170 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1171 EXPECT_EQ(IsDefinition, N->isDefinition());
1172 EXPECT_EQ(ScopeLine, N->getScopeLine());
1173 EXPECT_EQ(ContainingType, N->getContainingType());
1174 EXPECT_EQ(Virtuality, N->getVirtuality());
1175 EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
1176 EXPECT_EQ(Flags, N->getFlags());
1177 EXPECT_EQ(IsOptimized, N->isOptimized());
1178 EXPECT_EQ(Function, N->getFunction());
1179 EXPECT_EQ(TemplateParams, N->getTemplateParams());
1180 EXPECT_EQ(Declaration, N->getDeclaration());
1181 EXPECT_EQ(Variables, N->getVariables());
1182 EXPECT_EQ(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1183 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1184 ContainingType, Virtuality, VirtualIndex,
1185 Flags, IsOptimized, Function, TemplateParams,
1186 Declaration, Variables));
1188 EXPECT_NE(N, MDSubprogram::get(Context, File, Name, LinkageName, File, Line,
1189 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1190 ContainingType, Virtuality, VirtualIndex,
1191 Flags, IsOptimized, Function, TemplateParams,
1192 Declaration, Variables));
1193 EXPECT_NE(N, MDSubprogram::get(Context, Scope, "other", LinkageName, File,
1194 Line, Type, IsLocalToUnit, IsDefinition,
1195 ScopeLine, ContainingType, Virtuality,
1196 VirtualIndex, Flags, IsOptimized, Function,
1197 TemplateParams, Declaration, Variables));
1198 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, "other", File, Line,
1199 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1200 ContainingType, Virtuality, VirtualIndex,
1201 Flags, IsOptimized, Function, TemplateParams,
1202 Declaration, Variables));
1203 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, Scope, Line,
1204 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1205 ContainingType, Virtuality, VirtualIndex,
1206 Flags, IsOptimized, Function, TemplateParams,
1207 Declaration, Variables));
1208 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File,
1209 Line + 1, Type, IsLocalToUnit, IsDefinition,
1210 ScopeLine, ContainingType, Virtuality,
1211 VirtualIndex, Flags, IsOptimized, Function,
1212 TemplateParams, Declaration, Variables));
1213 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1214 Scope, IsLocalToUnit, IsDefinition, ScopeLine,
1215 ContainingType, Virtuality, VirtualIndex,
1216 Flags, IsOptimized, Function, TemplateParams,
1217 Declaration, Variables));
1218 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1219 Type, !IsLocalToUnit, IsDefinition, ScopeLine,
1220 ContainingType, Virtuality, VirtualIndex,
1221 Flags, IsOptimized, Function, TemplateParams,
1222 Declaration, Variables));
1223 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1224 Type, IsLocalToUnit, !IsDefinition, ScopeLine,
1225 ContainingType, Virtuality, VirtualIndex,
1226 Flags, IsOptimized, Function, TemplateParams,
1227 Declaration, Variables));
1228 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1229 Type, IsLocalToUnit, IsDefinition,
1230 ScopeLine + 1, ContainingType, Virtuality,
1231 VirtualIndex, Flags, IsOptimized, Function,
1232 TemplateParams, Declaration, Variables));
1233 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1234 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1235 Type, Virtuality, VirtualIndex, Flags,
1236 IsOptimized, Function, TemplateParams,
1237 Declaration, Variables));
1238 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1239 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1240 ContainingType, Virtuality + 1, VirtualIndex,
1241 Flags, IsOptimized, Function, TemplateParams,
1242 Declaration, Variables));
1243 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1244 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1245 ContainingType, Virtuality, VirtualIndex + 1,
1246 Flags, IsOptimized, Function, TemplateParams,
1247 Declaration, Variables));
1248 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1249 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1250 ContainingType, Virtuality, VirtualIndex,
1251 ~Flags, IsOptimized, Function, TemplateParams,
1252 Declaration, Variables));
1253 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1254 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1255 ContainingType, Virtuality, VirtualIndex,
1256 Flags, !IsOptimized, Function, TemplateParams,
1257 Declaration, Variables));
1258 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1259 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1260 ContainingType, Virtuality, VirtualIndex,
1261 Flags, IsOptimized, Type, TemplateParams,
1262 Declaration, Variables));
1263 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1264 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1265 ContainingType, Virtuality, VirtualIndex,
1266 Flags, IsOptimized, Function, Type,
1267 Declaration, Variables));
1268 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1269 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1270 ContainingType, Virtuality, VirtualIndex,
1271 Flags, IsOptimized, Function, TemplateParams,
1273 EXPECT_NE(N, MDSubprogram::get(Context, Scope, Name, LinkageName, File, Line,
1274 Type, IsLocalToUnit, IsDefinition, ScopeLine,
1275 ContainingType, Virtuality, VirtualIndex,
1276 Flags, IsOptimized, Function, TemplateParams,
1277 Declaration, Type));
1279 TempMDSubprogram Temp = N->clone();
1280 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1283 TEST_F(MDSubprogramTest, replaceFunction) {
1284 Metadata *Scope = MDTuple::getDistinct(Context, None);
1285 StringRef Name = "name";
1286 StringRef LinkageName = "linkage";
1287 Metadata *File = MDTuple::getDistinct(Context, None);
1289 Metadata *Type = MDTuple::getDistinct(Context, None);
1290 bool IsLocalToUnit = false;
1291 bool IsDefinition = true;
1292 unsigned ScopeLine = 3;
1293 Metadata *ContainingType = MDTuple::getDistinct(Context, None);
1294 unsigned Virtuality = 4;
1295 unsigned VirtualIndex = 5;
1297 bool IsOptimized = false;
1298 Metadata *TemplateParams = MDTuple::getDistinct(Context, None);
1299 Metadata *Declaration = MDTuple::getDistinct(Context, None);
1300 Metadata *Variables = MDTuple::getDistinct(Context, None);
1302 auto *N = MDSubprogram::get(
1303 Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
1304 IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
1305 IsOptimized, nullptr, TemplateParams, Declaration, Variables);
1307 EXPECT_EQ(nullptr, N->getFunction());
1309 std::unique_ptr<Function> F(
1310 Function::Create(FunctionType::get(Type::getVoidTy(Context), false),
1311 GlobalValue::ExternalLinkage));
1312 N->replaceFunction(F.get());
1313 EXPECT_EQ(ConstantAsMetadata::get(F.get()), N->getFunction());
1315 N->replaceFunction(nullptr);
1316 EXPECT_EQ(nullptr, N->getFunction());
1319 typedef MetadataTest MDLexicalBlockTest;
1321 TEST_F(MDLexicalBlockTest, get) {
1322 Metadata *Scope = MDTuple::getDistinct(Context, None);
1323 Metadata *File = MDTuple::getDistinct(Context, None);
1325 unsigned Column = 8;
1327 auto *N = MDLexicalBlock::get(Context, Scope, File, Line, Column);
1329 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1330 EXPECT_EQ(Scope, N->getScope());
1331 EXPECT_EQ(File, N->getFile());
1332 EXPECT_EQ(Line, N->getLine());
1333 EXPECT_EQ(Column, N->getColumn());
1334 EXPECT_EQ(N, MDLexicalBlock::get(Context, Scope, File, Line, Column));
1336 EXPECT_NE(N, MDLexicalBlock::get(Context, File, File, Line, Column));
1337 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, Scope, Line, Column));
1338 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line + 1, Column));
1339 EXPECT_NE(N, MDLexicalBlock::get(Context, Scope, File, Line, Column + 1));
1341 TempMDLexicalBlock Temp = N->clone();
1342 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1345 typedef MetadataTest MDLexicalBlockFileTest;
1347 TEST_F(MDLexicalBlockFileTest, get) {
1348 Metadata *Scope = MDTuple::getDistinct(Context, None);
1349 Metadata *File = MDTuple::getDistinct(Context, None);
1350 unsigned Discriminator = 5;
1352 auto *N = MDLexicalBlockFile::get(Context, Scope, File, Discriminator);
1354 EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
1355 EXPECT_EQ(Scope, N->getScope());
1356 EXPECT_EQ(File, N->getFile());
1357 EXPECT_EQ(Discriminator, N->getDiscriminator());
1358 EXPECT_EQ(N, MDLexicalBlockFile::get(Context, Scope, File, Discriminator));
1360 EXPECT_NE(N, MDLexicalBlockFile::get(Context, File, File, Discriminator));
1361 EXPECT_NE(N, MDLexicalBlockFile::get(Context, Scope, Scope, Discriminator));
1363 MDLexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
1365 TempMDLexicalBlockFile Temp = N->clone();
1366 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1369 typedef MetadataTest MDNamespaceTest;
1371 TEST_F(MDNamespaceTest, get) {
1372 Metadata *Scope = MDTuple::getDistinct(Context, None);
1373 Metadata *File = MDTuple::getDistinct(Context, None);
1374 StringRef Name = "namespace";
1377 auto *N = MDNamespace::get(Context, Scope, File, Name, Line);
1379 EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
1380 EXPECT_EQ(Scope, N->getScope());
1381 EXPECT_EQ(File, N->getFile());
1382 EXPECT_EQ(Name, N->getName());
1383 EXPECT_EQ(Line, N->getLine());
1384 EXPECT_EQ(N, MDNamespace::get(Context, Scope, File, Name, Line));
1386 EXPECT_NE(N, MDNamespace::get(Context, File, File, Name, Line));
1387 EXPECT_NE(N, MDNamespace::get(Context, Scope, Scope, Name, Line));
1388 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, "other", Line));
1389 EXPECT_NE(N, MDNamespace::get(Context, Scope, File, Name, Line + 1));
1391 TempMDNamespace Temp = N->clone();
1392 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1395 typedef MetadataTest MDTemplateTypeParameterTest;
1397 TEST_F(MDTemplateTypeParameterTest, get) {
1398 StringRef Name = "template";
1399 Metadata *Type = MDTuple::getDistinct(Context, None);
1400 Metadata *Other = MDTuple::getDistinct(Context, None);
1402 auto *N = MDTemplateTypeParameter::get(Context, Name, Type);
1404 EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
1405 EXPECT_EQ(Name, N->getName());
1406 EXPECT_EQ(Type, N->getType());
1407 EXPECT_EQ(N, MDTemplateTypeParameter::get(Context, Name, Type));
1409 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, "other", Type));
1410 EXPECT_NE(N, MDTemplateTypeParameter::get(Context, Name, Other));
1412 TempMDTemplateTypeParameter Temp = N->clone();
1413 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1416 typedef MetadataTest MDTemplateValueParameterTest;
1418 TEST_F(MDTemplateValueParameterTest, get) {
1419 unsigned Tag = dwarf::DW_TAG_template_value_parameter;
1420 StringRef Name = "template";
1421 Metadata *Type = MDTuple::getDistinct(Context, None);
1422 Metadata *Value = MDTuple::getDistinct(Context, None);
1423 Metadata *Other = MDTuple::getDistinct(Context, None);
1425 auto *N = MDTemplateValueParameter::get(Context, Tag, Name, Type, Value);
1426 EXPECT_EQ(Tag, N->getTag());
1427 EXPECT_EQ(Name, N->getName());
1428 EXPECT_EQ(Type, N->getType());
1429 EXPECT_EQ(Value, N->getValue());
1430 EXPECT_EQ(N, MDTemplateValueParameter::get(Context, Tag, Name, Type, Value));
1432 EXPECT_NE(N, MDTemplateValueParameter::get(
1433 Context, dwarf::DW_TAG_GNU_template_template_param, Name,
1435 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, "other", Type,
1437 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Name, Other,
1439 EXPECT_NE(N, MDTemplateValueParameter::get(Context, Tag, Name, Type, Other));
1441 TempMDTemplateValueParameter Temp = N->clone();
1442 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1445 typedef MetadataTest MDGlobalVariableTest;
1447 TEST_F(MDGlobalVariableTest, get) {
1448 Metadata *Scope = MDTuple::getDistinct(Context, None);
1449 StringRef Name = "name";
1450 StringRef LinkageName = "linkage";
1451 Metadata *File = MDTuple::getDistinct(Context, None);
1453 Metadata *Type = MDTuple::getDistinct(Context, None);
1454 bool IsLocalToUnit = false;
1455 bool IsDefinition = true;
1456 Metadata *Variable = MDTuple::getDistinct(Context, None);
1457 Metadata *StaticDataMemberDeclaration = MDTuple::getDistinct(Context, None);
1459 auto *N = MDGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
1460 Type, IsLocalToUnit, IsDefinition, Variable,
1461 StaticDataMemberDeclaration);
1462 EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
1463 EXPECT_EQ(Scope, N->getScope());
1464 EXPECT_EQ(Name, N->getName());
1465 EXPECT_EQ(LinkageName, N->getLinkageName());
1466 EXPECT_EQ(File, N->getFile());
1467 EXPECT_EQ(Line, N->getLine());
1468 EXPECT_EQ(Type, N->getType());
1469 EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
1470 EXPECT_EQ(IsDefinition, N->isDefinition());
1471 EXPECT_EQ(Variable, N->getVariable());
1472 EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
1473 EXPECT_EQ(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1474 Line, Type, IsLocalToUnit, IsDefinition,
1475 Variable, StaticDataMemberDeclaration));
1477 EXPECT_NE(N, MDGlobalVariable::get(Context, File, Name, LinkageName, File,
1478 Line, Type, IsLocalToUnit, IsDefinition,
1479 Variable, StaticDataMemberDeclaration));
1480 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, "other", LinkageName, File,
1481 Line, Type, IsLocalToUnit, IsDefinition,
1482 Variable, StaticDataMemberDeclaration));
1483 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, "other", File, Line,
1484 Type, IsLocalToUnit, IsDefinition,
1485 Variable, StaticDataMemberDeclaration));
1486 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, Scope,
1487 Line, Type, IsLocalToUnit, IsDefinition,
1488 Variable, StaticDataMemberDeclaration));
1490 MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1491 Line + 1, Type, IsLocalToUnit, IsDefinition,
1492 Variable, StaticDataMemberDeclaration));
1493 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1494 Line, Scope, IsLocalToUnit, IsDefinition,
1495 Variable, StaticDataMemberDeclaration));
1496 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1497 Line, Type, !IsLocalToUnit, IsDefinition,
1498 Variable, StaticDataMemberDeclaration));
1499 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1500 Line, Type, IsLocalToUnit, !IsDefinition,
1501 Variable, StaticDataMemberDeclaration));
1502 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1503 Line, Type, IsLocalToUnit, IsDefinition,
1504 Type, StaticDataMemberDeclaration));
1505 EXPECT_NE(N, MDGlobalVariable::get(Context, Scope, Name, LinkageName, File,
1506 Line, Type, IsLocalToUnit, IsDefinition,
1509 TempMDGlobalVariable Temp = N->clone();
1510 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1513 typedef MetadataTest MDLocalVariableTest;
1515 TEST_F(MDLocalVariableTest, get) {
1516 unsigned Tag = dwarf::DW_TAG_arg_variable;
1517 Metadata *Scope = MDTuple::getDistinct(Context, None);
1518 StringRef Name = "name";
1519 Metadata *File = MDTuple::getDistinct(Context, None);
1521 Metadata *Type = MDTuple::getDistinct(Context, None);
1524 Metadata *InlinedAt = MDTuple::getDistinct(Context, None);
1526 auto *N = MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1527 Arg, Flags, InlinedAt);
1528 EXPECT_EQ(Tag, N->getTag());
1529 EXPECT_EQ(Scope, N->getScope());
1530 EXPECT_EQ(Name, N->getName());
1531 EXPECT_EQ(File, N->getFile());
1532 EXPECT_EQ(Line, N->getLine());
1533 EXPECT_EQ(Type, N->getType());
1534 EXPECT_EQ(Arg, N->getArg());
1535 EXPECT_EQ(Flags, N->getFlags());
1536 EXPECT_EQ(InlinedAt, N->getInlinedAt());
1537 EXPECT_EQ(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1538 Arg, Flags, InlinedAt));
1540 EXPECT_NE(N, MDLocalVariable::get(Context, dwarf::DW_TAG_auto_variable, Scope,
1541 Name, File, Line, Type, Arg, Flags,
1543 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, File, Name, File, Line,
1544 Type, Arg, Flags, InlinedAt));
1545 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, "other", File, Line,
1546 Type, Arg, Flags, InlinedAt));
1547 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, Scope, Line,
1548 Type, Arg, Flags, InlinedAt));
1549 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line + 1,
1550 Type, Arg, Flags, InlinedAt));
1551 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line,
1552 Scope, Arg, Flags, InlinedAt));
1553 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1554 Arg + 1, Flags, InlinedAt));
1555 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1556 Arg, ~Flags, InlinedAt));
1557 EXPECT_NE(N, MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
1558 Arg, Flags, Scope));
1560 TempMDLocalVariable Temp = N->clone();
1561 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1564 typedef MetadataTest MDExpressionTest;
1566 TEST_F(MDExpressionTest, get) {
1567 uint64_t Elements[] = {2, 6, 9, 78, 0};
1568 auto *N = MDExpression::get(Context, Elements);
1569 EXPECT_EQ(makeArrayRef(Elements), N->getElements());
1570 EXPECT_EQ(N, MDExpression::get(Context, Elements));
1572 EXPECT_EQ(5u, N->getNumElements());
1573 EXPECT_EQ(2u, N->getElement(0));
1574 EXPECT_EQ(6u, N->getElement(1));
1575 EXPECT_EQ(9u, N->getElement(2));
1576 EXPECT_EQ(78u, N->getElement(3));
1577 EXPECT_EQ(0u, N->getElement(4));
1579 TempMDExpression Temp = N->clone();
1580 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1583 TEST_F(MDExpressionTest, isValid) {
1584 #define EXPECT_VALID(...) \
1586 uint64_t Elements[] = {__VA_ARGS__}; \
1587 EXPECT_TRUE(MDExpression::get(Context, Elements)->isValid()); \
1589 #define EXPECT_INVALID(...) \
1591 uint64_t Elements[] = {__VA_ARGS__}; \
1592 EXPECT_FALSE(MDExpression::get(Context, Elements)->isValid()); \
1595 // Empty expression should be valid.
1596 EXPECT_TRUE(MDExpression::get(Context, None));
1598 // Valid constructions.
1599 EXPECT_VALID(dwarf::DW_OP_plus, 6);
1600 EXPECT_VALID(dwarf::DW_OP_deref);
1601 EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7);
1602 EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref);
1603 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6);
1604 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7);
1605 EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7);
1607 // Invalid constructions.
1608 EXPECT_INVALID(~0u);
1609 EXPECT_INVALID(dwarf::DW_OP_plus);
1610 EXPECT_INVALID(dwarf::DW_OP_bit_piece);
1611 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3);
1612 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3);
1613 EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref);
1616 #undef EXPECT_INVALID
1619 typedef MetadataTest MDObjCPropertyTest;
1621 TEST_F(MDObjCPropertyTest, get) {
1622 StringRef Name = "name";
1623 Metadata *File = MDTuple::getDistinct(Context, None);
1625 StringRef GetterName = "getter";
1626 StringRef SetterName = "setter";
1627 unsigned Attributes = 7;
1628 Metadata *Type = MDTuple::getDistinct(Context, None);
1630 auto *N = MDObjCProperty::get(Context, Name, File, Line, GetterName,
1631 SetterName, Attributes, Type);
1633 EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
1634 EXPECT_EQ(Name, N->getName());
1635 EXPECT_EQ(File, N->getFile());
1636 EXPECT_EQ(Line, N->getLine());
1637 EXPECT_EQ(GetterName, N->getGetterName());
1638 EXPECT_EQ(SetterName, N->getSetterName());
1639 EXPECT_EQ(Attributes, N->getAttributes());
1640 EXPECT_EQ(Type, N->getType());
1641 EXPECT_EQ(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1642 SetterName, Attributes, Type));
1644 EXPECT_NE(N, MDObjCProperty::get(Context, "other", File, Line, GetterName,
1645 SetterName, Attributes, Type));
1646 EXPECT_NE(N, MDObjCProperty::get(Context, Name, Type, Line, GetterName,
1647 SetterName, Attributes, Type));
1648 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line + 1, GetterName,
1649 SetterName, Attributes, Type));
1650 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, "other",
1651 SetterName, Attributes, Type));
1652 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1653 "other", Attributes, Type));
1654 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1655 SetterName, Attributes + 1, Type));
1656 EXPECT_NE(N, MDObjCProperty::get(Context, Name, File, Line, GetterName,
1657 SetterName, Attributes, File));
1659 TempMDObjCProperty Temp = N->clone();
1660 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1663 typedef MetadataTest MDImportedEntityTest;
1665 TEST_F(MDImportedEntityTest, get) {
1666 unsigned Tag = dwarf::DW_TAG_imported_module;
1667 Metadata *Scope = MDTuple::getDistinct(Context, None);
1668 Metadata *Entity = MDTuple::getDistinct(Context, None);
1670 StringRef Name = "name";
1672 auto *N = MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name);
1674 EXPECT_EQ(Tag, N->getTag());
1675 EXPECT_EQ(Scope, N->getScope());
1676 EXPECT_EQ(Entity, N->getEntity());
1677 EXPECT_EQ(Line, N->getLine());
1678 EXPECT_EQ(Name, N->getName());
1679 EXPECT_EQ(N, MDImportedEntity::get(Context, Tag, Scope, Entity, Line, Name));
1682 MDImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
1683 Scope, Entity, Line, Name));
1684 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Entity, Entity, Line, Name));
1685 EXPECT_NE(N, MDImportedEntity::get(Context, Tag, Scope, Scope, Line, Name));
1687 MDImportedEntity::get(Context, Tag, Scope, Entity, Line + 1, Name));
1689 MDImportedEntity::get(Context, Tag, Scope, Entity, Line, "other"));
1691 TempMDImportedEntity Temp = N->clone();
1692 EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
1695 typedef MetadataTest MetadataAsValueTest;
1697 TEST_F(MetadataAsValueTest, MDNode) {
1698 MDNode *N = MDNode::get(Context, None);
1699 auto *V = MetadataAsValue::get(Context, N);
1700 EXPECT_TRUE(V->getType()->isMetadataTy());
1701 EXPECT_EQ(N, V->getMetadata());
1703 auto *V2 = MetadataAsValue::get(Context, N);
1707 TEST_F(MetadataAsValueTest, MDNodeMDNode) {
1708 MDNode *N = MDNode::get(Context, None);
1709 Metadata *Ops[] = {N};
1710 MDNode *N2 = MDNode::get(Context, Ops);
1711 auto *V = MetadataAsValue::get(Context, N2);
1712 EXPECT_TRUE(V->getType()->isMetadataTy());
1713 EXPECT_EQ(N2, V->getMetadata());
1715 auto *V2 = MetadataAsValue::get(Context, N2);
1718 auto *V3 = MetadataAsValue::get(Context, N);
1719 EXPECT_TRUE(V3->getType()->isMetadataTy());
1721 EXPECT_EQ(N, V3->getMetadata());
1724 TEST_F(MetadataAsValueTest, MDNodeConstant) {
1725 auto *C = ConstantInt::getTrue(Context);
1726 auto *MD = ConstantAsMetadata::get(C);
1727 Metadata *Ops[] = {MD};
1728 auto *N = MDNode::get(Context, Ops);
1730 auto *V = MetadataAsValue::get(Context, MD);
1731 EXPECT_TRUE(V->getType()->isMetadataTy());
1732 EXPECT_EQ(MD, V->getMetadata());
1734 auto *V2 = MetadataAsValue::get(Context, N);
1735 EXPECT_EQ(MD, V2->getMetadata());
1739 typedef MetadataTest ValueAsMetadataTest;
1741 TEST_F(ValueAsMetadataTest, UpdatesOnRAUW) {
1742 Type *Ty = Type::getInt1PtrTy(Context);
1743 std::unique_ptr<GlobalVariable> GV0(
1744 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1745 auto *MD = ValueAsMetadata::get(GV0.get());
1746 EXPECT_TRUE(MD->getValue() == GV0.get());
1747 ASSERT_TRUE(GV0->use_empty());
1749 std::unique_ptr<GlobalVariable> GV1(
1750 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1751 GV0->replaceAllUsesWith(GV1.get());
1752 EXPECT_TRUE(MD->getValue() == GV1.get());
1755 TEST_F(ValueAsMetadataTest, CollidingDoubleUpdates) {
1756 // Create a constant.
1757 ConstantAsMetadata *CI = ConstantAsMetadata::get(
1758 ConstantInt::get(getGlobalContext(), APInt(8, 0)));
1760 // Create a temporary to prevent nodes from resolving.
1761 auto Temp = MDTuple::getTemporary(Context, None);
1763 // When the first operand of N1 gets reset to nullptr, it'll collide with N2.
1764 Metadata *Ops1[] = {CI, CI, Temp.get()};
1765 Metadata *Ops2[] = {nullptr, CI, Temp.get()};
1767 auto *N1 = MDTuple::get(Context, Ops1);
1768 auto *N2 = MDTuple::get(Context, Ops2);
1771 // Tell metadata that the constant is getting deleted.
1773 // After this, N1 will be invalid, so don't touch it.
1774 ValueAsMetadata::handleDeletion(CI->getValue());
1775 EXPECT_EQ(nullptr, N2->getOperand(0));
1776 EXPECT_EQ(nullptr, N2->getOperand(1));
1777 EXPECT_EQ(Temp.get(), N2->getOperand(2));
1779 // Clean up Temp for teardown.
1780 Temp->replaceAllUsesWith(nullptr);
1783 typedef MetadataTest TrackingMDRefTest;
1785 TEST_F(TrackingMDRefTest, UpdatesOnRAUW) {
1786 Type *Ty = Type::getInt1PtrTy(Context);
1787 std::unique_ptr<GlobalVariable> GV0(
1788 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1789 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV0.get()));
1790 EXPECT_TRUE(MD->getValue() == GV0.get());
1791 ASSERT_TRUE(GV0->use_empty());
1793 std::unique_ptr<GlobalVariable> GV1(
1794 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1795 GV0->replaceAllUsesWith(GV1.get());
1796 EXPECT_TRUE(MD->getValue() == GV1.get());
1798 // Reset it, so we don't inadvertently test deletion.
1802 TEST_F(TrackingMDRefTest, UpdatesOnDeletion) {
1803 Type *Ty = Type::getInt1PtrTy(Context);
1804 std::unique_ptr<GlobalVariable> GV(
1805 new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
1806 TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV.get()));
1807 EXPECT_TRUE(MD->getValue() == GV.get());
1808 ASSERT_TRUE(GV->use_empty());
1814 TEST(NamedMDNodeTest, Search) {
1815 LLVMContext Context;
1816 ConstantAsMetadata *C =
1817 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 1));
1818 ConstantAsMetadata *C2 =
1819 ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 2));
1821 Metadata *const V = C;
1822 Metadata *const V2 = C2;
1823 MDNode *n = MDNode::get(Context, V);
1824 MDNode *n2 = MDNode::get(Context, V2);
1826 Module M("MyModule", Context);
1827 const char *Name = "llvm.NMD1";
1828 NamedMDNode *NMD = M.getOrInsertNamedMetadata(Name);
1830 NMD->addOperand(n2);
1833 raw_string_ostream oss(Str);
1835 EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",