forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			2955 lines
		
	
	
		
			114 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			2955 lines
		
	
	
		
			114 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===- unittests/IR/MetadataTest.cpp - Metadata unit tests ----------------===//
 | |
| //
 | |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 | |
| // See https://llvm.org/LICENSE.txt for license information.
 | |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 | |
| //
 | |
| //===----------------------------------------------------------------------===//
 | |
| 
 | |
| #include "llvm/IR/Metadata.h"
 | |
| #include "llvm/ADT/DenseMap.h"
 | |
| #include "llvm/ADT/STLExtras.h"
 | |
| #include "llvm/IR/Constants.h"
 | |
| #include "llvm/IR/DebugInfo.h"
 | |
| #include "llvm/IR/DebugInfoMetadata.h"
 | |
| #include "llvm/IR/Function.h"
 | |
| #include "llvm/IR/Instructions.h"
 | |
| #include "llvm/IR/LLVMContext.h"
 | |
| #include "llvm/IR/Module.h"
 | |
| #include "llvm/IR/ModuleSlotTracker.h"
 | |
| #include "llvm/IR/Type.h"
 | |
| #include "llvm/IR/Verifier.h"
 | |
| #include "llvm/Support/raw_ostream.h"
 | |
| #include "gtest/gtest.h"
 | |
| using namespace llvm;
 | |
| 
 | |
| namespace {
 | |
| 
 | |
| TEST(ContextAndReplaceableUsesTest, FromContext) {
 | |
|   LLVMContext Context;
 | |
|   ContextAndReplaceableUses CRU(Context);
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|   EXPECT_EQ(&Context, &CRU.getContext());
 | |
|   EXPECT_FALSE(CRU.hasReplaceableUses());
 | |
|   EXPECT_FALSE(CRU.getReplaceableUses());
 | |
| }
 | |
| 
 | |
| TEST(ContextAndReplaceableUsesTest, FromReplaceableUses) {
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|   LLVMContext Context;
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|   ContextAndReplaceableUses CRU(std::make_unique<ReplaceableMetadataImpl>(Context));
 | |
|   EXPECT_EQ(&Context, &CRU.getContext());
 | |
|   EXPECT_TRUE(CRU.hasReplaceableUses());
 | |
|   EXPECT_TRUE(CRU.getReplaceableUses());
 | |
| }
 | |
| 
 | |
| TEST(ContextAndReplaceableUsesTest, makeReplaceable) {
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|   LLVMContext Context;
 | |
|   ContextAndReplaceableUses CRU(Context);
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|   CRU.makeReplaceable(std::make_unique<ReplaceableMetadataImpl>(Context));
 | |
|   EXPECT_EQ(&Context, &CRU.getContext());
 | |
|   EXPECT_TRUE(CRU.hasReplaceableUses());
 | |
|   EXPECT_TRUE(CRU.getReplaceableUses());
 | |
| }
 | |
| 
 | |
| TEST(ContextAndReplaceableUsesTest, takeReplaceableUses) {
 | |
|   LLVMContext Context;
 | |
|   auto ReplaceableUses = std::make_unique<ReplaceableMetadataImpl>(Context);
 | |
|   auto *Ptr = ReplaceableUses.get();
 | |
|   ContextAndReplaceableUses CRU(std::move(ReplaceableUses));
 | |
|   ReplaceableUses = CRU.takeReplaceableUses();
 | |
|   EXPECT_EQ(&Context, &CRU.getContext());
 | |
|   EXPECT_FALSE(CRU.hasReplaceableUses());
 | |
|   EXPECT_FALSE(CRU.getReplaceableUses());
 | |
|   EXPECT_EQ(Ptr, ReplaceableUses.get());
 | |
| }
 | |
| 
 | |
| class MetadataTest : public testing::Test {
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| public:
 | |
|   MetadataTest() : M("test", Context), Counter(0) {}
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| 
 | |
| protected:
 | |
|   LLVMContext Context;
 | |
|   Module M;
 | |
|   int Counter;
 | |
| 
 | |
|   MDNode *getNode() { return MDNode::get(Context, None); }
 | |
|   MDNode *getNode(Metadata *MD) { return MDNode::get(Context, MD); }
 | |
|   MDNode *getNode(Metadata *MD1, Metadata *MD2) {
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|     Metadata *MDs[] = {MD1, MD2};
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|     return MDNode::get(Context, MDs);
 | |
|   }
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| 
 | |
|   MDTuple *getTuple() { return MDTuple::getDistinct(Context, None); }
 | |
|   DISubroutineType *getSubroutineType() {
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|     return DISubroutineType::getDistinct(Context, DINode::FlagZero, 0,
 | |
|                                          getNode(nullptr));
 | |
|   }
 | |
|   DISubprogram *getSubprogram() {
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|     return DISubprogram::getDistinct(
 | |
|         Context, nullptr, "", "", nullptr, 0, nullptr, 0, nullptr, 0, 0,
 | |
|         DINode::FlagZero, DISubprogram::SPFlagZero, nullptr);
 | |
|   }
 | |
|   DIFile *getFile() {
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|     return DIFile::getDistinct(Context, "file.c", "/path/to/dir");
 | |
|   }
 | |
|   DICompileUnit *getUnit() {
 | |
|     return DICompileUnit::getDistinct(
 | |
|         Context, 1, getFile(), "clang", false, "-g", 2, "",
 | |
|         DICompileUnit::FullDebug, getTuple(), getTuple(), getTuple(),
 | |
|         getTuple(), getTuple(), 0, true, false,
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|         DICompileUnit::DebugNameTableKind::Default, false, "/", "");
 | |
|   }
 | |
|   DIType *getBasicType(StringRef Name) {
 | |
|     return DIBasicType::get(Context, dwarf::DW_TAG_unspecified_type, Name);
 | |
|   }
 | |
|   DIType *getDerivedType() {
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|     return DIDerivedType::getDistinct(
 | |
|         Context, dwarf::DW_TAG_pointer_type, "", nullptr, 0, nullptr,
 | |
|         getBasicType("basictype"), 1, 2, 0, None, DINode::FlagZero);
 | |
|   }
 | |
|   Constant *getConstant() {
 | |
|     return ConstantInt::get(Type::getInt32Ty(Context), Counter++);
 | |
|   }
 | |
|   ConstantAsMetadata *getConstantAsMetadata() {
 | |
|     return ConstantAsMetadata::get(getConstant());
 | |
|   }
 | |
|   DIType *getCompositeType() {
 | |
|     return DICompositeType::getDistinct(
 | |
|         Context, dwarf::DW_TAG_structure_type, "", nullptr, 0, nullptr, nullptr,
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|         32, 32, 0, DINode::FlagZero, nullptr, 0, nullptr, nullptr, "");
 | |
|   }
 | |
|   Function *getFunction(StringRef Name) {
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|     return Function::Create(
 | |
|         FunctionType::get(Type::getVoidTy(Context), None, false),
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|         Function::ExternalLinkage, Name, M);
 | |
|   }
 | |
| };
 | |
| typedef MetadataTest MDStringTest;
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| 
 | |
| // Test that construction of MDString with different value produces different
 | |
| // MDString objects, even with the same string pointer and nulls in the string.
 | |
| TEST_F(MDStringTest, CreateDifferent) {
 | |
|   char x[3] = { 'f', 0, 'A' };
 | |
|   MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
 | |
|   x[2] = 'B';
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|   MDString *s2 = MDString::get(Context, StringRef(&x[0], 3));
 | |
|   EXPECT_NE(s1, s2);
 | |
| }
 | |
| 
 | |
| // Test that creation of MDStrings with the same string contents produces the
 | |
| // same MDString object, even with different pointers.
 | |
| TEST_F(MDStringTest, CreateSame) {
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|   char x[4] = { 'a', 'b', 'c', 'X' };
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|   char y[4] = { 'a', 'b', 'c', 'Y' };
 | |
| 
 | |
|   MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
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|   MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
 | |
|   EXPECT_EQ(s1, s2);
 | |
| }
 | |
| 
 | |
| // Test that MDString prints out the string we fed it.
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| TEST_F(MDStringTest, PrintingSimple) {
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|   char str[14] = "testing 1 2 3";
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|   MDString *s = MDString::get(Context, StringRef(&str[0], 13));
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|   strncpy(str, "aaaaaaaaaaaaa", 14);
 | |
| 
 | |
|   std::string Str;
 | |
|   raw_string_ostream oss(Str);
 | |
|   s->print(oss);
 | |
|   EXPECT_STREQ("!\"testing 1 2 3\"", oss.str().c_str());
 | |
| }
 | |
| 
 | |
| // Test printing of MDString with non-printable characters.
 | |
| TEST_F(MDStringTest, PrintingComplex) {
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|   char str[5] = {0, '\n', '"', '\\', (char)-1};
 | |
|   MDString *s = MDString::get(Context, StringRef(str+0, 5));
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|   std::string Str;
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|   raw_string_ostream oss(Str);
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|   s->print(oss);
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|   EXPECT_STREQ("!\"\\00\\0A\\22\\\\\\FF\"", oss.str().c_str());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest MDNodeTest;
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| 
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| // Test the two constructors, and containing other Constants.
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| TEST_F(MDNodeTest, Simple) {
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|   char x[3] = { 'a', 'b', 'c' };
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|   char y[3] = { '1', '2', '3' };
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| 
 | |
|   MDString *s1 = MDString::get(Context, StringRef(&x[0], 3));
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|   MDString *s2 = MDString::get(Context, StringRef(&y[0], 3));
 | |
|   ConstantAsMetadata *CI =
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|       ConstantAsMetadata::get(ConstantInt::get(Context, APInt(8, 0)));
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| 
 | |
|   std::vector<Metadata *> V;
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|   V.push_back(s1);
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|   V.push_back(CI);
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|   V.push_back(s2);
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| 
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|   MDNode *n1 = MDNode::get(Context, V);
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|   Metadata *const c1 = n1;
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|   MDNode *n2 = MDNode::get(Context, c1);
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|   Metadata *const c2 = n2;
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|   MDNode *n3 = MDNode::get(Context, V);
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|   MDNode *n4 = MDNode::getIfExists(Context, V);
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|   MDNode *n5 = MDNode::getIfExists(Context, c1);
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|   MDNode *n6 = MDNode::getIfExists(Context, c2);
 | |
|   EXPECT_NE(n1, n2);
 | |
|   EXPECT_EQ(n1, n3);
 | |
|   EXPECT_EQ(n4, n1);
 | |
|   EXPECT_EQ(n5, n2);
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|   EXPECT_EQ(n6, (Metadata *)nullptr);
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| 
 | |
|   EXPECT_EQ(3u, n1->getNumOperands());
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|   EXPECT_EQ(s1, n1->getOperand(0));
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|   EXPECT_EQ(CI, n1->getOperand(1));
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|   EXPECT_EQ(s2, n1->getOperand(2));
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| 
 | |
|   EXPECT_EQ(1u, n2->getNumOperands());
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|   EXPECT_EQ(n1, n2->getOperand(0));
 | |
| }
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| 
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| TEST_F(MDNodeTest, Delete) {
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|   Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 1);
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|   Instruction *I = new BitCastInst(C, Type::getInt32Ty(Context));
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| 
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|   Metadata *const V = LocalAsMetadata::get(I);
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|   MDNode *n = MDNode::get(Context, V);
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|   TrackingMDRef wvh(n);
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| 
 | |
|   EXPECT_EQ(n, wvh);
 | |
| 
 | |
|   I->deleteValue();
 | |
| }
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| 
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| TEST_F(MDNodeTest, SelfReference) {
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|   // !0 = !{!0}
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|   // !1 = !{!0}
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|   {
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|     auto Temp = MDNode::getTemporary(Context, None);
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|     Metadata *Args[] = {Temp.get()};
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|     MDNode *Self = MDNode::get(Context, Args);
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|     Self->replaceOperandWith(0, Self);
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|     ASSERT_EQ(Self, Self->getOperand(0));
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| 
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|     // Self-references should be distinct, so MDNode::get() should grab a
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|     // uniqued node that references Self, not Self.
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|     Args[0] = Self;
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|     MDNode *Ref1 = MDNode::get(Context, Args);
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|     MDNode *Ref2 = MDNode::get(Context, Args);
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|     EXPECT_NE(Self, Ref1);
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|     EXPECT_EQ(Ref1, Ref2);
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|   }
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| 
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|   // !0 = !{!0, !{}}
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|   // !1 = !{!0, !{}}
 | |
|   {
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|     auto Temp = MDNode::getTemporary(Context, None);
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|     Metadata *Args[] = {Temp.get(), MDNode::get(Context, None)};
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|     MDNode *Self = MDNode::get(Context, Args);
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|     Self->replaceOperandWith(0, Self);
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|     ASSERT_EQ(Self, Self->getOperand(0));
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| 
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|     // Self-references should be distinct, so MDNode::get() should grab a
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|     // uniqued node that references Self, not Self itself.
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|     Args[0] = Self;
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|     MDNode *Ref1 = MDNode::get(Context, Args);
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|     MDNode *Ref2 = MDNode::get(Context, Args);
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|     EXPECT_NE(Self, Ref1);
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|     EXPECT_EQ(Ref1, Ref2);
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|   }
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| }
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| 
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| TEST_F(MDNodeTest, Print) {
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|   Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 7);
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|   MDString *S = MDString::get(Context, "foo");
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|   MDNode *N0 = getNode();
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|   MDNode *N1 = getNode(N0);
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|   MDNode *N2 = getNode(N0, N1);
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| 
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|   Metadata *Args[] = {ConstantAsMetadata::get(C), S, nullptr, N0, N1, N2};
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|   MDNode *N = MDNode::get(Context, Args);
 | |
| 
 | |
|   std::string Expected;
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|   {
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|     raw_string_ostream OS(Expected);
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|     OS << "<" << (void *)N << "> = !{";
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|     C->printAsOperand(OS);
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|     OS << ", ";
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|     S->printAsOperand(OS);
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|     OS << ", null";
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|     MDNode *Nodes[] = {N0, N1, N2};
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|     for (auto *Node : Nodes)
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|       OS << ", <" << (void *)Node << ">";
 | |
|     OS << "}";
 | |
|   }
 | |
| 
 | |
|   std::string Actual;
 | |
|   {
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|     raw_string_ostream OS(Actual);
 | |
|     N->print(OS);
 | |
|   }
 | |
| 
 | |
|   EXPECT_EQ(Expected, Actual);
 | |
| }
 | |
| 
 | |
| #define EXPECT_PRINTER_EQ(EXPECTED, PRINT)                                     \
 | |
|   do {                                                                         \
 | |
|     std::string Actual_;                                                       \
 | |
|     raw_string_ostream OS(Actual_);                                            \
 | |
|     PRINT;                                                                     \
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|     OS.flush();                                                                \
 | |
|     std::string Expected_(EXPECTED);                                           \
 | |
|     EXPECT_EQ(Expected_, Actual_);                                             \
 | |
|   } while (false)
 | |
| 
 | |
| TEST_F(MDNodeTest, PrintTemporary) {
 | |
|   MDNode *Arg = getNode();
 | |
|   TempMDNode Temp = MDNode::getTemporary(Context, Arg);
 | |
|   MDNode *N = getNode(Temp.get());
 | |
|   Module M("test", Context);
 | |
|   NamedMDNode *NMD = M.getOrInsertNamedMetadata("named");
 | |
|   NMD->addOperand(N);
 | |
| 
 | |
|   EXPECT_PRINTER_EQ("!0 = !{!1}", N->print(OS, &M));
 | |
|   EXPECT_PRINTER_EQ("!1 = <temporary!> !{!2}", Temp->print(OS, &M));
 | |
|   EXPECT_PRINTER_EQ("!2 = !{}", Arg->print(OS, &M));
 | |
| 
 | |
|   // Cleanup.
 | |
|   Temp->replaceAllUsesWith(Arg);
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, PrintFromModule) {
 | |
|   Constant *C = ConstantInt::get(Type::getInt32Ty(Context), 7);
 | |
|   MDString *S = MDString::get(Context, "foo");
 | |
|   MDNode *N0 = getNode();
 | |
|   MDNode *N1 = getNode(N0);
 | |
|   MDNode *N2 = getNode(N0, N1);
 | |
| 
 | |
|   Metadata *Args[] = {ConstantAsMetadata::get(C), S, nullptr, N0, N1, N2};
 | |
|   MDNode *N = MDNode::get(Context, Args);
 | |
|   Module M("test", Context);
 | |
|   NamedMDNode *NMD = M.getOrInsertNamedMetadata("named");
 | |
|   NMD->addOperand(N);
 | |
| 
 | |
|   std::string Expected;
 | |
|   {
 | |
|     raw_string_ostream OS(Expected);
 | |
|     OS << "!0 = !{";
 | |
|     C->printAsOperand(OS);
 | |
|     OS << ", ";
 | |
|     S->printAsOperand(OS);
 | |
|     OS << ", null, !1, !2, !3}";
 | |
|   }
 | |
| 
 | |
|   EXPECT_PRINTER_EQ(Expected, N->print(OS, &M));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, PrintFromFunction) {
 | |
|   Module M("test", Context);
 | |
|   auto *FTy = FunctionType::get(Type::getVoidTy(Context), false);
 | |
|   auto *F0 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F0", &M);
 | |
|   auto *F1 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F1", &M);
 | |
|   auto *BB0 = BasicBlock::Create(Context, "entry", F0);
 | |
|   auto *BB1 = BasicBlock::Create(Context, "entry", F1);
 | |
|   auto *R0 = ReturnInst::Create(Context, BB0);
 | |
|   auto *R1 = ReturnInst::Create(Context, BB1);
 | |
|   auto *N0 = MDNode::getDistinct(Context, None);
 | |
|   auto *N1 = MDNode::getDistinct(Context, None);
 | |
|   R0->setMetadata("md", N0);
 | |
|   R1->setMetadata("md", N1);
 | |
| 
 | |
|   EXPECT_PRINTER_EQ("!0 = distinct !{}", N0->print(OS, &M));
 | |
|   EXPECT_PRINTER_EQ("!1 = distinct !{}", N1->print(OS, &M));
 | |
| 
 | |
|   ModuleSlotTracker MST(&M);
 | |
|   EXPECT_PRINTER_EQ("!0 = distinct !{}", N0->print(OS, MST));
 | |
|   EXPECT_PRINTER_EQ("!1 = distinct !{}", N1->print(OS, MST));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, PrintFromMetadataAsValue) {
 | |
|   Module M("test", Context);
 | |
| 
 | |
|   auto *Intrinsic =
 | |
|       Function::Create(FunctionType::get(Type::getVoidTy(Context),
 | |
|                                          Type::getMetadataTy(Context), false),
 | |
|                        GlobalValue::ExternalLinkage, "llvm.intrinsic", &M);
 | |
| 
 | |
|   auto *FTy = FunctionType::get(Type::getVoidTy(Context), false);
 | |
|   auto *F0 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F0", &M);
 | |
|   auto *F1 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F1", &M);
 | |
|   auto *BB0 = BasicBlock::Create(Context, "entry", F0);
 | |
|   auto *BB1 = BasicBlock::Create(Context, "entry", F1);
 | |
|   auto *N0 = MDNode::getDistinct(Context, None);
 | |
|   auto *N1 = MDNode::getDistinct(Context, None);
 | |
|   auto *MAV0 = MetadataAsValue::get(Context, N0);
 | |
|   auto *MAV1 = MetadataAsValue::get(Context, N1);
 | |
|   CallInst::Create(Intrinsic, MAV0, "", BB0);
 | |
|   CallInst::Create(Intrinsic, MAV1, "", BB1);
 | |
| 
 | |
|   EXPECT_PRINTER_EQ("!0 = distinct !{}", MAV0->print(OS));
 | |
|   EXPECT_PRINTER_EQ("!1 = distinct !{}", MAV1->print(OS));
 | |
|   EXPECT_PRINTER_EQ("!0", MAV0->printAsOperand(OS, false));
 | |
|   EXPECT_PRINTER_EQ("!1", MAV1->printAsOperand(OS, false));
 | |
|   EXPECT_PRINTER_EQ("metadata !0", MAV0->printAsOperand(OS, true));
 | |
|   EXPECT_PRINTER_EQ("metadata !1", MAV1->printAsOperand(OS, true));
 | |
| 
 | |
|   ModuleSlotTracker MST(&M);
 | |
|   EXPECT_PRINTER_EQ("!0 = distinct !{}", MAV0->print(OS, MST));
 | |
|   EXPECT_PRINTER_EQ("!1 = distinct !{}", MAV1->print(OS, MST));
 | |
|   EXPECT_PRINTER_EQ("!0", MAV0->printAsOperand(OS, false, MST));
 | |
|   EXPECT_PRINTER_EQ("!1", MAV1->printAsOperand(OS, false, MST));
 | |
|   EXPECT_PRINTER_EQ("metadata !0", MAV0->printAsOperand(OS, true, MST));
 | |
|   EXPECT_PRINTER_EQ("metadata !1", MAV1->printAsOperand(OS, true, MST));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, PrintWithDroppedCallOperand) {
 | |
|   Module M("test", Context);
 | |
| 
 | |
|   auto *FTy = FunctionType::get(Type::getVoidTy(Context), false);
 | |
|   auto *F0 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F0", &M);
 | |
|   auto *F1 = Function::Create(FTy, GlobalValue::ExternalLinkage, "F1", &M);
 | |
|   auto *BB0 = BasicBlock::Create(Context, "entry", F0);
 | |
| 
 | |
|   CallInst *CI0 = CallInst::Create(F1, "", BB0);
 | |
|   CI0->dropAllReferences();
 | |
| 
 | |
|   auto *R0 = ReturnInst::Create(Context, BB0);
 | |
|   auto *N0 = MDNode::getDistinct(Context, None);
 | |
|   R0->setMetadata("md", N0);
 | |
| 
 | |
|   // Printing the metadata node would previously result in a failed assertion
 | |
|   // due to the call instruction's dropped function operand.
 | |
|   ModuleSlotTracker MST(&M);
 | |
|   EXPECT_PRINTER_EQ("!0 = distinct !{}", N0->print(OS, MST));
 | |
| }
 | |
| #undef EXPECT_PRINTER_EQ
 | |
| 
 | |
| TEST_F(MDNodeTest, NullOperand) {
 | |
|   // metadata !{}
 | |
|   MDNode *Empty = MDNode::get(Context, None);
 | |
| 
 | |
|   // metadata !{metadata !{}}
 | |
|   Metadata *Ops[] = {Empty};
 | |
|   MDNode *N = MDNode::get(Context, Ops);
 | |
|   ASSERT_EQ(Empty, N->getOperand(0));
 | |
| 
 | |
|   // metadata !{metadata !{}} => metadata !{null}
 | |
|   N->replaceOperandWith(0, nullptr);
 | |
|   ASSERT_EQ(nullptr, N->getOperand(0));
 | |
| 
 | |
|   // metadata !{null}
 | |
|   Ops[0] = nullptr;
 | |
|   MDNode *NullOp = MDNode::get(Context, Ops);
 | |
|   ASSERT_EQ(nullptr, NullOp->getOperand(0));
 | |
|   EXPECT_EQ(N, NullOp);
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, DistinctOnUniquingCollision) {
 | |
|   // !{}
 | |
|   MDNode *Empty = MDNode::get(Context, None);
 | |
|   ASSERT_TRUE(Empty->isResolved());
 | |
|   EXPECT_FALSE(Empty->isDistinct());
 | |
| 
 | |
|   // !{!{}}
 | |
|   Metadata *Wrapped1Ops[] = {Empty};
 | |
|   MDNode *Wrapped1 = MDNode::get(Context, Wrapped1Ops);
 | |
|   ASSERT_EQ(Empty, Wrapped1->getOperand(0));
 | |
|   ASSERT_TRUE(Wrapped1->isResolved());
 | |
|   EXPECT_FALSE(Wrapped1->isDistinct());
 | |
| 
 | |
|   // !{!{!{}}}
 | |
|   Metadata *Wrapped2Ops[] = {Wrapped1};
 | |
|   MDNode *Wrapped2 = MDNode::get(Context, Wrapped2Ops);
 | |
|   ASSERT_EQ(Wrapped1, Wrapped2->getOperand(0));
 | |
|   ASSERT_TRUE(Wrapped2->isResolved());
 | |
|   EXPECT_FALSE(Wrapped2->isDistinct());
 | |
| 
 | |
|   // !{!{!{}}} => !{!{}}
 | |
|   Wrapped2->replaceOperandWith(0, Empty);
 | |
|   ASSERT_EQ(Empty, Wrapped2->getOperand(0));
 | |
|   EXPECT_TRUE(Wrapped2->isDistinct());
 | |
|   EXPECT_FALSE(Wrapped1->isDistinct());
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, UniquedOnDeletedOperand) {
 | |
|   // temp !{}
 | |
|   TempMDTuple T = MDTuple::getTemporary(Context, None);
 | |
| 
 | |
|   // !{temp !{}}
 | |
|   Metadata *Ops[] = {T.get()};
 | |
|   MDTuple *N = MDTuple::get(Context, Ops);
 | |
| 
 | |
|   // !{temp !{}} => !{null}
 | |
|   T.reset();
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
|   Metadata *NullOps[] = {nullptr};
 | |
|   ASSERT_EQ(N, MDTuple::get(Context, NullOps));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, DistinctOnDeletedValueOperand) {
 | |
|   // i1* @GV
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   ConstantAsMetadata *Op = ConstantAsMetadata::get(GV.get());
 | |
| 
 | |
|   // !{i1* @GV}
 | |
|   Metadata *Ops[] = {Op};
 | |
|   MDTuple *N = MDTuple::get(Context, Ops);
 | |
| 
 | |
|   // !{i1* @GV} => !{null}
 | |
|   GV.reset();
 | |
|   ASSERT_TRUE(N->isDistinct());
 | |
|   ASSERT_EQ(nullptr, N->getOperand(0));
 | |
|   Metadata *NullOps[] = {nullptr};
 | |
|   ASSERT_NE(N, MDTuple::get(Context, NullOps));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, getDistinct) {
 | |
|   // !{}
 | |
|   MDNode *Empty = MDNode::get(Context, None);
 | |
|   ASSERT_TRUE(Empty->isResolved());
 | |
|   ASSERT_FALSE(Empty->isDistinct());
 | |
|   ASSERT_EQ(Empty, MDNode::get(Context, None));
 | |
| 
 | |
|   // distinct !{}
 | |
|   MDNode *Distinct1 = MDNode::getDistinct(Context, None);
 | |
|   MDNode *Distinct2 = MDNode::getDistinct(Context, None);
 | |
|   EXPECT_TRUE(Distinct1->isResolved());
 | |
|   EXPECT_TRUE(Distinct2->isDistinct());
 | |
|   EXPECT_NE(Empty, Distinct1);
 | |
|   EXPECT_NE(Empty, Distinct2);
 | |
|   EXPECT_NE(Distinct1, Distinct2);
 | |
| 
 | |
|   // !{}
 | |
|   ASSERT_EQ(Empty, MDNode::get(Context, None));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, isUniqued) {
 | |
|   MDNode *U = MDTuple::get(Context, None);
 | |
|   MDNode *D = MDTuple::getDistinct(Context, None);
 | |
|   auto T = MDTuple::getTemporary(Context, None);
 | |
|   EXPECT_TRUE(U->isUniqued());
 | |
|   EXPECT_FALSE(D->isUniqued());
 | |
|   EXPECT_FALSE(T->isUniqued());
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, isDistinct) {
 | |
|   MDNode *U = MDTuple::get(Context, None);
 | |
|   MDNode *D = MDTuple::getDistinct(Context, None);
 | |
|   auto T = MDTuple::getTemporary(Context, None);
 | |
|   EXPECT_FALSE(U->isDistinct());
 | |
|   EXPECT_TRUE(D->isDistinct());
 | |
|   EXPECT_FALSE(T->isDistinct());
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, isTemporary) {
 | |
|   MDNode *U = MDTuple::get(Context, None);
 | |
|   MDNode *D = MDTuple::getDistinct(Context, None);
 | |
|   auto T = MDTuple::getTemporary(Context, None);
 | |
|   EXPECT_FALSE(U->isTemporary());
 | |
|   EXPECT_FALSE(D->isTemporary());
 | |
|   EXPECT_TRUE(T->isTemporary());
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, getDistinctWithUnresolvedOperands) {
 | |
|   // temporary !{}
 | |
|   auto Temp = MDTuple::getTemporary(Context, None);
 | |
|   ASSERT_FALSE(Temp->isResolved());
 | |
| 
 | |
|   // distinct !{temporary !{}}
 | |
|   Metadata *Ops[] = {Temp.get()};
 | |
|   MDNode *Distinct = MDNode::getDistinct(Context, Ops);
 | |
|   EXPECT_TRUE(Distinct->isResolved());
 | |
|   EXPECT_EQ(Temp.get(), Distinct->getOperand(0));
 | |
| 
 | |
|   // temporary !{} => !{}
 | |
|   MDNode *Empty = MDNode::get(Context, None);
 | |
|   Temp->replaceAllUsesWith(Empty);
 | |
|   EXPECT_EQ(Empty, Distinct->getOperand(0));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, handleChangedOperandRecursion) {
 | |
|   // !0 = !{}
 | |
|   MDNode *N0 = MDNode::get(Context, None);
 | |
| 
 | |
|   // !1 = !{!3, null}
 | |
|   auto Temp3 = MDTuple::getTemporary(Context, None);
 | |
|   Metadata *Ops1[] = {Temp3.get(), nullptr};
 | |
|   MDNode *N1 = MDNode::get(Context, Ops1);
 | |
| 
 | |
|   // !2 = !{!3, !0}
 | |
|   Metadata *Ops2[] = {Temp3.get(), N0};
 | |
|   MDNode *N2 = MDNode::get(Context, Ops2);
 | |
| 
 | |
|   // !3 = !{!2}
 | |
|   Metadata *Ops3[] = {N2};
 | |
|   MDNode *N3 = MDNode::get(Context, Ops3);
 | |
|   Temp3->replaceAllUsesWith(N3);
 | |
| 
 | |
|   // !4 = !{!1}
 | |
|   Metadata *Ops4[] = {N1};
 | |
|   MDNode *N4 = MDNode::get(Context, Ops4);
 | |
| 
 | |
|   // Confirm that the cycle prevented RAUW from getting dropped.
 | |
|   EXPECT_TRUE(N0->isResolved());
 | |
|   EXPECT_FALSE(N1->isResolved());
 | |
|   EXPECT_FALSE(N2->isResolved());
 | |
|   EXPECT_FALSE(N3->isResolved());
 | |
|   EXPECT_FALSE(N4->isResolved());
 | |
| 
 | |
|   // Create a couple of distinct nodes to observe what's going on.
 | |
|   //
 | |
|   // !5 = distinct !{!2}
 | |
|   // !6 = distinct !{!3}
 | |
|   Metadata *Ops5[] = {N2};
 | |
|   MDNode *N5 = MDNode::getDistinct(Context, Ops5);
 | |
|   Metadata *Ops6[] = {N3};
 | |
|   MDNode *N6 = MDNode::getDistinct(Context, Ops6);
 | |
| 
 | |
|   // Mutate !2 to look like !1, causing a uniquing collision (and an RAUW).
 | |
|   // This will ripple up, with !3 colliding with !4, and RAUWing.  Since !2
 | |
|   // references !3, this can cause a re-entry of handleChangedOperand() when !3
 | |
|   // is not ready for it.
 | |
|   //
 | |
|   // !2->replaceOperandWith(1, nullptr)
 | |
|   // !2: !{!3, !0} => !{!3, null}
 | |
|   // !2->replaceAllUsesWith(!1)
 | |
|   // !3: !{!2] => !{!1}
 | |
|   // !3->replaceAllUsesWith(!4)
 | |
|   N2->replaceOperandWith(1, nullptr);
 | |
| 
 | |
|   // If all has gone well, N2 and N3 will have been RAUW'ed and deleted from
 | |
|   // under us.  Just check that the other nodes are sane.
 | |
|   //
 | |
|   // !1 = !{!4, null}
 | |
|   // !4 = !{!1}
 | |
|   // !5 = distinct !{!1}
 | |
|   // !6 = distinct !{!4}
 | |
|   EXPECT_EQ(N4, N1->getOperand(0));
 | |
|   EXPECT_EQ(N1, N4->getOperand(0));
 | |
|   EXPECT_EQ(N1, N5->getOperand(0));
 | |
|   EXPECT_EQ(N4, N6->getOperand(0));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceResolvedOperand) {
 | |
|   // Check code for replacing one resolved operand with another.  If doing this
 | |
|   // directly (via replaceOperandWith()) becomes illegal, change the operand to
 | |
|   // a global value that gets RAUW'ed.
 | |
|   //
 | |
|   // Use a temporary node to keep N from being resolved.
 | |
|   auto Temp = MDTuple::getTemporary(Context, None);
 | |
|   Metadata *Ops[] = {nullptr, Temp.get()};
 | |
| 
 | |
|   MDNode *Empty = MDTuple::get(Context, ArrayRef<Metadata *>());
 | |
|   MDNode *N = MDTuple::get(Context, Ops);
 | |
|   EXPECT_EQ(nullptr, N->getOperand(0));
 | |
|   ASSERT_FALSE(N->isResolved());
 | |
| 
 | |
|   // Check code for replacing resolved nodes.
 | |
|   N->replaceOperandWith(0, Empty);
 | |
|   EXPECT_EQ(Empty, N->getOperand(0));
 | |
| 
 | |
|   // Check code for adding another unresolved operand.
 | |
|   N->replaceOperandWith(0, Temp.get());
 | |
|   EXPECT_EQ(Temp.get(), N->getOperand(0));
 | |
| 
 | |
|   // Remove the references to Temp; required for teardown.
 | |
|   Temp->replaceAllUsesWith(nullptr);
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithUniqued) {
 | |
|   auto *Empty = MDTuple::get(Context, None);
 | |
|   MDTuple *FirstUniqued;
 | |
|   {
 | |
|     Metadata *Ops[] = {Empty};
 | |
|     auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|     EXPECT_TRUE(Temp->isTemporary());
 | |
| 
 | |
|     // Don't expect a collision.
 | |
|     auto *Current = Temp.get();
 | |
|     FirstUniqued = MDNode::replaceWithUniqued(std::move(Temp));
 | |
|     EXPECT_TRUE(FirstUniqued->isUniqued());
 | |
|     EXPECT_TRUE(FirstUniqued->isResolved());
 | |
|     EXPECT_EQ(Current, FirstUniqued);
 | |
|   }
 | |
|   {
 | |
|     Metadata *Ops[] = {Empty};
 | |
|     auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|     EXPECT_TRUE(Temp->isTemporary());
 | |
| 
 | |
|     // Should collide with Uniqued above this time.
 | |
|     auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
 | |
|     EXPECT_TRUE(Uniqued->isUniqued());
 | |
|     EXPECT_TRUE(Uniqued->isResolved());
 | |
|     EXPECT_EQ(FirstUniqued, Uniqued);
 | |
|   }
 | |
|   {
 | |
|     auto Unresolved = MDTuple::getTemporary(Context, None);
 | |
|     Metadata *Ops[] = {Unresolved.get()};
 | |
|     auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|     EXPECT_TRUE(Temp->isTemporary());
 | |
| 
 | |
|     // Shouldn't be resolved.
 | |
|     auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
 | |
|     EXPECT_TRUE(Uniqued->isUniqued());
 | |
|     EXPECT_FALSE(Uniqued->isResolved());
 | |
| 
 | |
|     // Should be a different node.
 | |
|     EXPECT_NE(FirstUniqued, Uniqued);
 | |
| 
 | |
|     // Should resolve when we update its node (note: be careful to avoid a
 | |
|     // collision with any other nodes above).
 | |
|     Uniqued->replaceOperandWith(0, nullptr);
 | |
|     EXPECT_TRUE(Uniqued->isResolved());
 | |
|   }
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithUniquedResolvingOperand) {
 | |
|   // temp !{}
 | |
|   MDTuple *Op = MDTuple::getTemporary(Context, None).release();
 | |
|   EXPECT_FALSE(Op->isResolved());
 | |
| 
 | |
|   // temp !{temp !{}}
 | |
|   Metadata *Ops[] = {Op};
 | |
|   MDTuple *N = MDTuple::getTemporary(Context, Ops).release();
 | |
|   EXPECT_FALSE(N->isResolved());
 | |
| 
 | |
|   // temp !{temp !{}} => !{temp !{}}
 | |
|   ASSERT_EQ(N, MDNode::replaceWithUniqued(TempMDTuple(N)));
 | |
|   EXPECT_FALSE(N->isResolved());
 | |
| 
 | |
|   // !{temp !{}} => !{!{}}
 | |
|   ASSERT_EQ(Op, MDNode::replaceWithUniqued(TempMDTuple(Op)));
 | |
|   EXPECT_TRUE(Op->isResolved());
 | |
|   EXPECT_TRUE(N->isResolved());
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithUniquedDeletedOperand) {
 | |
|   // i1* @GV
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   ConstantAsMetadata *Op = ConstantAsMetadata::get(GV.get());
 | |
| 
 | |
|   // temp !{i1* @GV}
 | |
|   Metadata *Ops[] = {Op};
 | |
|   MDTuple *N = MDTuple::getTemporary(Context, Ops).release();
 | |
| 
 | |
|   // temp !{i1* @GV} => !{i1* @GV}
 | |
|   ASSERT_EQ(N, MDNode::replaceWithUniqued(TempMDTuple(N)));
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
| 
 | |
|   // !{i1* @GV} => !{null}
 | |
|   GV.reset();
 | |
|   ASSERT_TRUE(N->isDistinct());
 | |
|   ASSERT_EQ(nullptr, N->getOperand(0));
 | |
|   Metadata *NullOps[] = {nullptr};
 | |
|   ASSERT_NE(N, MDTuple::get(Context, NullOps));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithUniquedChangedOperand) {
 | |
|   // i1* @GV
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   ConstantAsMetadata *Op = ConstantAsMetadata::get(GV.get());
 | |
| 
 | |
|   // temp !{i1* @GV}
 | |
|   Metadata *Ops[] = {Op};
 | |
|   MDTuple *N = MDTuple::getTemporary(Context, Ops).release();
 | |
| 
 | |
|   // temp !{i1* @GV} => !{i1* @GV}
 | |
|   ASSERT_EQ(N, MDNode::replaceWithUniqued(TempMDTuple(N)));
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
| 
 | |
|   // !{i1* @GV} => !{i1* @GV2}
 | |
|   std::unique_ptr<GlobalVariable> GV2(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   GV->replaceAllUsesWith(GV2.get());
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
|   Metadata *NullOps[] = {ConstantAsMetadata::get(GV2.get())};
 | |
|   ASSERT_EQ(N, MDTuple::get(Context, NullOps));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithDistinct) {
 | |
|   {
 | |
|     auto *Empty = MDTuple::get(Context, None);
 | |
|     Metadata *Ops[] = {Empty};
 | |
|     auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|     EXPECT_TRUE(Temp->isTemporary());
 | |
| 
 | |
|     // Don't expect a collision.
 | |
|     auto *Current = Temp.get();
 | |
|     auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
 | |
|     EXPECT_TRUE(Distinct->isDistinct());
 | |
|     EXPECT_TRUE(Distinct->isResolved());
 | |
|     EXPECT_EQ(Current, Distinct);
 | |
|   }
 | |
|   {
 | |
|     auto Unresolved = MDTuple::getTemporary(Context, None);
 | |
|     Metadata *Ops[] = {Unresolved.get()};
 | |
|     auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|     EXPECT_TRUE(Temp->isTemporary());
 | |
| 
 | |
|     // Don't expect a collision.
 | |
|     auto *Current = Temp.get();
 | |
|     auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
 | |
|     EXPECT_TRUE(Distinct->isDistinct());
 | |
|     EXPECT_TRUE(Distinct->isResolved());
 | |
|     EXPECT_EQ(Current, Distinct);
 | |
| 
 | |
|     // Cleanup; required for teardown.
 | |
|     Unresolved->replaceAllUsesWith(nullptr);
 | |
|   }
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, replaceWithPermanent) {
 | |
|   Metadata *Ops[] = {nullptr};
 | |
|   auto Temp = MDTuple::getTemporary(Context, Ops);
 | |
|   auto *T = Temp.get();
 | |
| 
 | |
|   // U is a normal, uniqued node that references T.
 | |
|   auto *U = MDTuple::get(Context, T);
 | |
|   EXPECT_TRUE(U->isUniqued());
 | |
| 
 | |
|   // Make Temp self-referencing.
 | |
|   Temp->replaceOperandWith(0, T);
 | |
| 
 | |
|   // Try to uniquify Temp.  This should, despite the name in the API, give a
 | |
|   // 'distinct' node, since self-references aren't allowed to be uniqued.
 | |
|   //
 | |
|   // Since it's distinct, N should have the same address as when it was a
 | |
|   // temporary (i.e., be equal to T not U).
 | |
|   auto *N = MDNode::replaceWithPermanent(std::move(Temp));
 | |
|   EXPECT_EQ(N, T);
 | |
|   EXPECT_TRUE(N->isDistinct());
 | |
| 
 | |
|   // U should be the canonical unique node with N as the argument.
 | |
|   EXPECT_EQ(U, MDTuple::get(Context, N));
 | |
|   EXPECT_TRUE(U->isUniqued());
 | |
| 
 | |
|   // This temporary should collide with U when replaced, but it should still be
 | |
|   // uniqued.
 | |
|   EXPECT_EQ(U, MDNode::replaceWithPermanent(MDTuple::getTemporary(Context, N)));
 | |
|   EXPECT_TRUE(U->isUniqued());
 | |
| 
 | |
|   // This temporary should become a new uniqued node.
 | |
|   auto Temp2 = MDTuple::getTemporary(Context, U);
 | |
|   auto *V = Temp2.get();
 | |
|   EXPECT_EQ(V, MDNode::replaceWithPermanent(std::move(Temp2)));
 | |
|   EXPECT_TRUE(V->isUniqued());
 | |
|   EXPECT_EQ(U, V->getOperand(0));
 | |
| }
 | |
| 
 | |
| TEST_F(MDNodeTest, deleteTemporaryWithTrackingRef) {
 | |
|   TrackingMDRef Ref;
 | |
|   EXPECT_EQ(nullptr, Ref.get());
 | |
|   {
 | |
|     auto Temp = MDTuple::getTemporary(Context, None);
 | |
|     Ref.reset(Temp.get());
 | |
|     EXPECT_EQ(Temp.get(), Ref.get());
 | |
|   }
 | |
|   EXPECT_EQ(nullptr, Ref.get());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DILocationTest;
 | |
| 
 | |
| TEST_F(DILocationTest, Overflow) {
 | |
|   DISubprogram *N = getSubprogram();
 | |
|   {
 | |
|     DILocation *L = DILocation::get(Context, 2, 7, N);
 | |
|     EXPECT_EQ(2u, L->getLine());
 | |
|     EXPECT_EQ(7u, L->getColumn());
 | |
|   }
 | |
|   unsigned U16 = 1u << 16;
 | |
|   {
 | |
|     DILocation *L = DILocation::get(Context, UINT32_MAX, U16 - 1, N);
 | |
|     EXPECT_EQ(UINT32_MAX, L->getLine());
 | |
|     EXPECT_EQ(U16 - 1, L->getColumn());
 | |
|   }
 | |
|   {
 | |
|     DILocation *L = DILocation::get(Context, UINT32_MAX, U16, N);
 | |
|     EXPECT_EQ(UINT32_MAX, L->getLine());
 | |
|     EXPECT_EQ(0u, L->getColumn());
 | |
|   }
 | |
|   {
 | |
|     DILocation *L = DILocation::get(Context, UINT32_MAX, U16 + 1, N);
 | |
|     EXPECT_EQ(UINT32_MAX, L->getLine());
 | |
|     EXPECT_EQ(0u, L->getColumn());
 | |
|   }
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, Merge) {
 | |
|   DISubprogram *N = getSubprogram();
 | |
|   DIScope *S = DILexicalBlock::get(Context, N, getFile(), 3, 4);
 | |
| 
 | |
|   {
 | |
|     // Identical.
 | |
|     auto *A = DILocation::get(Context, 2, 7, N);
 | |
|     auto *B = DILocation::get(Context, 2, 7, N);
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(2u, M->getLine());
 | |
|     EXPECT_EQ(7u, M->getColumn());
 | |
|     EXPECT_EQ(N, M->getScope());
 | |
|   }
 | |
| 
 | |
|   {
 | |
|     // Identical, different scopes.
 | |
|     auto *A = DILocation::get(Context, 2, 7, N);
 | |
|     auto *B = DILocation::get(Context, 2, 7, S);
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(0u, M->getLine()); // FIXME: Should this be 2?
 | |
|     EXPECT_EQ(0u, M->getColumn()); // FIXME: Should this be 7?
 | |
|     EXPECT_EQ(N, M->getScope());
 | |
|   }
 | |
| 
 | |
|   {
 | |
|     // Different lines, same scopes.
 | |
|     auto *A = DILocation::get(Context, 1, 6, N);
 | |
|     auto *B = DILocation::get(Context, 2, 7, N);
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(0u, M->getLine());
 | |
|     EXPECT_EQ(0u, M->getColumn());
 | |
|     EXPECT_EQ(N, M->getScope());
 | |
|   }
 | |
| 
 | |
|   {
 | |
|     // Twisty locations, all different, same function.
 | |
|     auto *A = DILocation::get(Context, 1, 6, N);
 | |
|     auto *B = DILocation::get(Context, 2, 7, S);
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(0u, M->getLine());
 | |
|     EXPECT_EQ(0u, M->getColumn());
 | |
|     EXPECT_EQ(N, M->getScope());
 | |
|   }
 | |
| 
 | |
|   {
 | |
|     // Different function, same inlined-at.
 | |
|     auto *F = getFile();
 | |
|     auto *SP1 = DISubprogram::getDistinct(Context, F, "a", "a", F, 0, nullptr,
 | |
|                                           0, nullptr, 0, 0, DINode::FlagZero,
 | |
|                                           DISubprogram::SPFlagZero, nullptr);
 | |
|     auto *SP2 = DISubprogram::getDistinct(Context, F, "b", "b", F, 0, nullptr,
 | |
|                                           0, nullptr, 0, 0, DINode::FlagZero,
 | |
|                                           DISubprogram::SPFlagZero, nullptr);
 | |
| 
 | |
|     auto *I = DILocation::get(Context, 2, 7, N);
 | |
|     auto *A = DILocation::get(Context, 1, 6, SP1, I);
 | |
|     auto *B = DILocation::get(Context, 2, 7, SP2, I);
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(0u, M->getLine());
 | |
|     EXPECT_EQ(0u, M->getColumn());
 | |
|     EXPECT_TRUE(isa<DILocalScope>(M->getScope()));
 | |
|     EXPECT_EQ(I, M->getInlinedAt());
 | |
|   }
 | |
| 
 | |
|    {
 | |
|     // Completely different.
 | |
|     auto *I = DILocation::get(Context, 2, 7, N);
 | |
|     auto *A = DILocation::get(Context, 1, 6, S, I);
 | |
|     auto *B = DILocation::get(Context, 2, 7, getSubprogram());
 | |
|     auto *M = DILocation::getMergedLocation(A, B);
 | |
|     EXPECT_EQ(0u, M->getLine());
 | |
|     EXPECT_EQ(0u, M->getColumn());
 | |
|     EXPECT_TRUE(isa<DILocalScope>(M->getScope()));
 | |
|     EXPECT_EQ(S, M->getScope());
 | |
|     EXPECT_EQ(nullptr, M->getInlinedAt());
 | |
|   }
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, getDistinct) {
 | |
|   MDNode *N = getSubprogram();
 | |
|   DILocation *L0 = DILocation::getDistinct(Context, 2, 7, N);
 | |
|   EXPECT_TRUE(L0->isDistinct());
 | |
|   DILocation *L1 = DILocation::get(Context, 2, 7, N);
 | |
|   EXPECT_FALSE(L1->isDistinct());
 | |
|   EXPECT_EQ(L1, DILocation::get(Context, 2, 7, N));
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, getTemporary) {
 | |
|   MDNode *N = MDNode::get(Context, None);
 | |
|   auto L = DILocation::getTemporary(Context, 2, 7, N);
 | |
|   EXPECT_TRUE(L->isTemporary());
 | |
|   EXPECT_FALSE(L->isResolved());
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, cloneTemporary) {
 | |
|   MDNode *N = MDNode::get(Context, None);
 | |
|   auto L = DILocation::getTemporary(Context, 2, 7, N);
 | |
|   EXPECT_TRUE(L->isTemporary());
 | |
|   auto L2 = L->clone();
 | |
|   EXPECT_TRUE(L2->isTemporary());
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, discriminatorEncoding) {
 | |
|   EXPECT_EQ(0U, DILocation::encodeDiscriminator(0, 0, 0).getValue());
 | |
| 
 | |
|   // Encode base discriminator as a component: lsb is 0, then the value.
 | |
|   // The other components are all absent, so we leave all the other bits 0.
 | |
|   EXPECT_EQ(2U, DILocation::encodeDiscriminator(1, 0, 0).getValue());
 | |
| 
 | |
|   // Base discriminator component is empty, so lsb is 1. Next component is not
 | |
|   // empty, so its lsb is 0, then its value (1). Next component is empty.
 | |
|   // So the bit pattern is 101.
 | |
|   EXPECT_EQ(5U, DILocation::encodeDiscriminator(0, 1, 0).getValue());
 | |
| 
 | |
|   // First 2 components are empty, so the bit pattern is 11. Then the
 | |
|   // next component - ending up with 1011.
 | |
|   EXPECT_EQ(0xbU, DILocation::encodeDiscriminator(0, 0, 1).getValue());
 | |
| 
 | |
|   // The bit pattern for the first 2 components is 11. The next bit is 0,
 | |
|   // because the last component is not empty. We have 29 bits usable for
 | |
|   // encoding, but we cap it at 12 bits uniformously for all components. We
 | |
|   // encode the last component over 14 bits.
 | |
|   EXPECT_EQ(0xfffbU, DILocation::encodeDiscriminator(0, 0, 0xfff).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x102U, DILocation::encodeDiscriminator(1, 1, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x13eU, DILocation::encodeDiscriminator(0x1f, 1, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x87feU, DILocation::encodeDiscriminator(0x1ff, 1, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x1f3eU, DILocation::encodeDiscriminator(0x1f, 0x1f, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x3ff3eU,
 | |
|             DILocation::encodeDiscriminator(0x1f, 0x1ff, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0x1ff87feU,
 | |
|             DILocation::encodeDiscriminator(0x1ff, 0x1ff, 0).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0xfff9f3eU,
 | |
|             DILocation::encodeDiscriminator(0x1f, 0x1f, 0xfff).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0xffc3ff3eU,
 | |
|             DILocation::encodeDiscriminator(0x1f, 0x1ff, 0x1ff).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0xffcf87feU,
 | |
|             DILocation::encodeDiscriminator(0x1ff, 0x1f, 0x1ff).getValue());
 | |
| 
 | |
|   EXPECT_EQ(0xe1ff87feU,
 | |
|             DILocation::encodeDiscriminator(0x1ff, 0x1ff, 7).getValue());
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, discriminatorEncodingNegativeTests) {
 | |
|   EXPECT_EQ(None, DILocation::encodeDiscriminator(0, 0, 0x1000));
 | |
|   EXPECT_EQ(None, DILocation::encodeDiscriminator(0x1000, 0, 0));
 | |
|   EXPECT_EQ(None, DILocation::encodeDiscriminator(0, 0x1000, 0));
 | |
|   EXPECT_EQ(None, DILocation::encodeDiscriminator(0, 0, 0x1000));
 | |
|   EXPECT_EQ(None, DILocation::encodeDiscriminator(0x1ff, 0x1ff, 8));
 | |
|   EXPECT_EQ(None,
 | |
|             DILocation::encodeDiscriminator(std::numeric_limits<uint32_t>::max(),
 | |
|                                             std::numeric_limits<uint32_t>::max(),
 | |
|                                             0));
 | |
| }
 | |
| 
 | |
| TEST_F(DILocationTest, discriminatorSpecialCases) {
 | |
|   // We don't test getCopyIdentifier here because the only way
 | |
|   // to set it is by constructing an encoded discriminator using
 | |
|   // encodeDiscriminator, which is already tested.
 | |
|   auto L1 = DILocation::get(Context, 1, 2, getSubprogram());
 | |
|   EXPECT_EQ(0U, L1->getBaseDiscriminator());
 | |
|   EXPECT_EQ(1U, L1->getDuplicationFactor());
 | |
| 
 | |
|   EXPECT_EQ(L1, L1->cloneWithBaseDiscriminator(0).getValue());
 | |
|   EXPECT_EQ(L1, L1->cloneByMultiplyingDuplicationFactor(0).getValue());
 | |
|   EXPECT_EQ(L1, L1->cloneByMultiplyingDuplicationFactor(1).getValue());
 | |
| 
 | |
|   auto L2 = L1->cloneWithBaseDiscriminator(1).getValue();
 | |
|   EXPECT_EQ(0U, L1->getBaseDiscriminator());
 | |
|   EXPECT_EQ(1U, L1->getDuplicationFactor());
 | |
| 
 | |
|   EXPECT_EQ(1U, L2->getBaseDiscriminator());
 | |
|   EXPECT_EQ(1U, L2->getDuplicationFactor());
 | |
| 
 | |
|   auto L3 = L2->cloneByMultiplyingDuplicationFactor(2).getValue();
 | |
|   EXPECT_EQ(1U, L3->getBaseDiscriminator());
 | |
|   EXPECT_EQ(2U, L3->getDuplicationFactor());
 | |
| 
 | |
|   EXPECT_EQ(L2, L2->cloneByMultiplyingDuplicationFactor(1).getValue());
 | |
| 
 | |
|   auto L4 = L3->cloneByMultiplyingDuplicationFactor(4).getValue();
 | |
|   EXPECT_EQ(1U, L4->getBaseDiscriminator());
 | |
|   EXPECT_EQ(8U, L4->getDuplicationFactor());
 | |
| 
 | |
|   auto L5 = L4->cloneWithBaseDiscriminator(2).getValue();
 | |
|   EXPECT_EQ(2U, L5->getBaseDiscriminator());
 | |
|   EXPECT_EQ(8U, L5->getDuplicationFactor());
 | |
| 
 | |
|   // Check extreme cases
 | |
|   auto L6 = L1->cloneWithBaseDiscriminator(0xfff).getValue();
 | |
|   EXPECT_EQ(0xfffU, L6->getBaseDiscriminator());
 | |
|   EXPECT_EQ(0xfffU, L6->cloneByMultiplyingDuplicationFactor(0xfff)
 | |
|                         .getValue()
 | |
|                         ->getDuplicationFactor());
 | |
| 
 | |
|   // Check we return None for unencodable cases.
 | |
|   EXPECT_EQ(None, L4->cloneWithBaseDiscriminator(0x1000));
 | |
|   EXPECT_EQ(None, L4->cloneByMultiplyingDuplicationFactor(0x1000));
 | |
| }
 | |
| 
 | |
| 
 | |
| typedef MetadataTest GenericDINodeTest;
 | |
| 
 | |
| TEST_F(GenericDINodeTest, get) {
 | |
|   StringRef Header = "header";
 | |
|   auto *Empty = MDNode::get(Context, None);
 | |
|   Metadata *Ops1[] = {Empty};
 | |
|   auto *N = GenericDINode::get(Context, 15, Header, Ops1);
 | |
|   EXPECT_EQ(15u, N->getTag());
 | |
|   EXPECT_EQ(2u, N->getNumOperands());
 | |
|   EXPECT_EQ(Header, N->getHeader());
 | |
|   EXPECT_EQ(MDString::get(Context, Header), N->getOperand(0));
 | |
|   EXPECT_EQ(1u, N->getNumDwarfOperands());
 | |
|   EXPECT_EQ(Empty, N->getDwarfOperand(0));
 | |
|   EXPECT_EQ(Empty, N->getOperand(1));
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
| 
 | |
|   EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops1));
 | |
| 
 | |
|   N->replaceOperandWith(1, nullptr);
 | |
|   EXPECT_EQ(15u, N->getTag());
 | |
|   EXPECT_EQ(Header, N->getHeader());
 | |
|   EXPECT_EQ(nullptr, N->getDwarfOperand(0));
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
| 
 | |
|   Metadata *Ops2[] = {nullptr};
 | |
|   EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops2));
 | |
| 
 | |
|   N->replaceDwarfOperandWith(0, Empty);
 | |
|   EXPECT_EQ(15u, N->getTag());
 | |
|   EXPECT_EQ(Header, N->getHeader());
 | |
|   EXPECT_EQ(Empty, N->getDwarfOperand(0));
 | |
|   ASSERT_TRUE(N->isUniqued());
 | |
|   EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops1));
 | |
| 
 | |
|   TempGenericDINode Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(GenericDINodeTest, getEmptyHeader) {
 | |
|   // Canonicalize !"" to null.
 | |
|   auto *N = GenericDINode::get(Context, 15, StringRef(), None);
 | |
|   EXPECT_EQ(StringRef(), N->getHeader());
 | |
|   EXPECT_EQ(nullptr, N->getOperand(0));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DISubrangeTest;
 | |
| 
 | |
| TEST_F(DISubrangeTest, get) {
 | |
|   auto *N = DISubrange::get(Context, 5, 7);
 | |
|   auto Count = N->getCount();
 | |
|   EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
 | |
|   ASSERT_TRUE(Count);
 | |
|   ASSERT_TRUE(Count.is<ConstantInt*>());
 | |
|   EXPECT_EQ(5, Count.get<ConstantInt*>()->getSExtValue());
 | |
|   EXPECT_EQ(7, N->getLowerBound());
 | |
|   EXPECT_EQ(N, DISubrange::get(Context, 5, 7));
 | |
|   EXPECT_EQ(DISubrange::get(Context, 5, 0), DISubrange::get(Context, 5));
 | |
| 
 | |
|   TempDISubrange Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DISubrangeTest, getEmptyArray) {
 | |
|   auto *N = DISubrange::get(Context, -1, 0);
 | |
|   auto Count = N->getCount();
 | |
|   EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
 | |
|   ASSERT_TRUE(Count);
 | |
|   ASSERT_TRUE(Count.is<ConstantInt*>());
 | |
|   EXPECT_EQ(-1, Count.get<ConstantInt*>()->getSExtValue());
 | |
|   EXPECT_EQ(0, N->getLowerBound());
 | |
|   EXPECT_EQ(N, DISubrange::get(Context, -1, 0));
 | |
| }
 | |
| 
 | |
| TEST_F(DISubrangeTest, getVariableCount) {
 | |
|   DILocalScope *Scope = getSubprogram();
 | |
|   DIFile *File = getFile();
 | |
|   DIType *Type = getDerivedType();
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(7);
 | |
|   auto *VlaExpr = DILocalVariable::get(Context, Scope, "vla_expr", File, 8,
 | |
|                                        Type, 2, Flags, 8);
 | |
| 
 | |
|   auto *N = DISubrange::get(Context, VlaExpr, 0);
 | |
|   auto Count = N->getCount();
 | |
|   ASSERT_TRUE(Count);
 | |
|   ASSERT_TRUE(Count.is<DIVariable*>());
 | |
|   EXPECT_EQ(VlaExpr, Count.get<DIVariable*>());
 | |
|   ASSERT_TRUE(isa<DIVariable>(N->getRawCountNode()));
 | |
|   EXPECT_EQ(0, N->getLowerBound());
 | |
|   EXPECT_EQ("vla_expr", Count.get<DIVariable*>()->getName());
 | |
|   EXPECT_EQ(N, DISubrange::get(Context, VlaExpr, 0));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIEnumeratorTest;
 | |
| 
 | |
| TEST_F(DIEnumeratorTest, get) {
 | |
|   auto *N = DIEnumerator::get(Context, 7, false, "name");
 | |
|   EXPECT_EQ(dwarf::DW_TAG_enumerator, N->getTag());
 | |
|   EXPECT_EQ(7, N->getValue());
 | |
|   EXPECT_FALSE(N->isUnsigned());
 | |
|   EXPECT_EQ("name", N->getName());
 | |
|   EXPECT_EQ(N, DIEnumerator::get(Context, 7, false, "name"));
 | |
| 
 | |
|   EXPECT_NE(N, DIEnumerator::get(Context, 7, true, "name"));
 | |
|   EXPECT_NE(N, DIEnumerator::get(Context, 8, false, "name"));
 | |
|   EXPECT_NE(N, DIEnumerator::get(Context, 7, false, "nam"));
 | |
| 
 | |
|   TempDIEnumerator Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIBasicTypeTest;
 | |
| 
 | |
| TEST_F(DIBasicTypeTest, get) {
 | |
|   auto *N =
 | |
|       DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33, 26, 7,
 | |
|                         DINode::FlagZero);
 | |
|   EXPECT_EQ(dwarf::DW_TAG_base_type, N->getTag());
 | |
|   EXPECT_EQ("special", N->getName());
 | |
|   EXPECT_EQ(33u, N->getSizeInBits());
 | |
|   EXPECT_EQ(26u, N->getAlignInBits());
 | |
|   EXPECT_EQ(7u, N->getEncoding());
 | |
|   EXPECT_EQ(0u, N->getLine());
 | |
|   EXPECT_EQ(DINode::FlagZero, N->getFlags());
 | |
|   EXPECT_EQ(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
 | |
|                                 26, 7, DINode::FlagZero));
 | |
| 
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_unspecified_type,
 | |
|                                 "special", 33, 26, 7, DINode::FlagZero));
 | |
|   EXPECT_NE(N,
 | |
|             DIBasicType::get(Context, dwarf::DW_TAG_base_type, "s", 33, 26, 7,
 | |
|                               DINode::FlagZero));
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 32,
 | |
|                                 26, 7, DINode::FlagZero));
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
 | |
|                                 25, 7, DINode::FlagZero));
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
 | |
|                                 26, 6, DINode::FlagZero));
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
 | |
|                                 26, 7, DINode::FlagBigEndian));
 | |
|   EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
 | |
|                                 26, 7, DINode::FlagLittleEndian));
 | |
| 
 | |
|   TempDIBasicType Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DIBasicTypeTest, getWithLargeValues) {
 | |
|   auto *N = DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special",
 | |
|                              UINT64_MAX, UINT32_MAX - 1, 7, DINode::FlagZero);
 | |
|   EXPECT_EQ(UINT64_MAX, N->getSizeInBits());
 | |
|   EXPECT_EQ(UINT32_MAX - 1, N->getAlignInBits());
 | |
| }
 | |
| 
 | |
| TEST_F(DIBasicTypeTest, getUnspecified) {
 | |
|   auto *N =
 | |
|       DIBasicType::get(Context, dwarf::DW_TAG_unspecified_type, "unspecified");
 | |
|   EXPECT_EQ(dwarf::DW_TAG_unspecified_type, N->getTag());
 | |
|   EXPECT_EQ("unspecified", N->getName());
 | |
|   EXPECT_EQ(0u, N->getSizeInBits());
 | |
|   EXPECT_EQ(0u, N->getAlignInBits());
 | |
|   EXPECT_EQ(0u, N->getEncoding());
 | |
|   EXPECT_EQ(0u, N->getLine());
 | |
|   EXPECT_EQ(DINode::FlagZero, N->getFlags());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DITypeTest;
 | |
| 
 | |
| TEST_F(DITypeTest, clone) {
 | |
|   // Check that DIType has a specialized clone that returns TempDIType.
 | |
|   DIType *N = DIBasicType::get(Context, dwarf::DW_TAG_base_type, "int", 32, 32,
 | |
|                                dwarf::DW_ATE_signed, DINode::FlagZero);
 | |
| 
 | |
|   TempDIType Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DITypeTest, cloneWithFlags) {
 | |
|   // void (void)
 | |
|   Metadata *TypesOps[] = {nullptr};
 | |
|   Metadata *Types = MDTuple::get(Context, TypesOps);
 | |
| 
 | |
|   DIType *D =
 | |
|       DISubroutineType::getDistinct(Context, DINode::FlagZero, 0, Types);
 | |
|   EXPECT_EQ(DINode::FlagZero, D->getFlags());
 | |
|   TempDIType D2 = D->cloneWithFlags(DINode::FlagRValueReference);
 | |
|   EXPECT_EQ(DINode::FlagRValueReference, D2->getFlags());
 | |
|   EXPECT_EQ(DINode::FlagZero, D->getFlags());
 | |
| 
 | |
|   TempDIType T =
 | |
|       DISubroutineType::getTemporary(Context, DINode::FlagZero, 0, Types);
 | |
|   EXPECT_EQ(DINode::FlagZero, T->getFlags());
 | |
|   TempDIType T2 = T->cloneWithFlags(DINode::FlagRValueReference);
 | |
|   EXPECT_EQ(DINode::FlagRValueReference, T2->getFlags());
 | |
|   EXPECT_EQ(DINode::FlagZero, T->getFlags());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIDerivedTypeTest;
 | |
| 
 | |
| TEST_F(DIDerivedTypeTest, get) {
 | |
|   DIFile *File = getFile();
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getBasicType("basic");
 | |
|   MDTuple *ExtraData = getTuple();
 | |
|   unsigned DWARFAddressSpace = 8;
 | |
|   DINode::DIFlags Flags5 = static_cast<DINode::DIFlags>(5);
 | |
|   DINode::DIFlags Flags4 = static_cast<DINode::DIFlags>(4);
 | |
| 
 | |
|   auto *N =
 | |
|       DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something", File,
 | |
|                          1, Scope, BaseType, 2, 3, 4, DWARFAddressSpace, Flags5,
 | |
|                          ExtraData);
 | |
|   EXPECT_EQ(dwarf::DW_TAG_pointer_type, N->getTag());
 | |
|   EXPECT_EQ("something", N->getName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(1u, N->getLine());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(BaseType, N->getBaseType());
 | |
|   EXPECT_EQ(2u, N->getSizeInBits());
 | |
|   EXPECT_EQ(3u, N->getAlignInBits());
 | |
|   EXPECT_EQ(4u, N->getOffsetInBits());
 | |
|   EXPECT_EQ(DWARFAddressSpace, N->getDWARFAddressSpace().getValue());
 | |
|   EXPECT_EQ(5u, N->getFlags());
 | |
|   EXPECT_EQ(ExtraData, N->getExtraData());
 | |
|   EXPECT_EQ(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
| 
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_reference_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "else",
 | |
|                                   File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", getFile(), 1, Scope, BaseType, 2,
 | |
|                                   3, 4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 2, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, getSubprogram(),
 | |
|                                   BaseType, 2, 3, 4, DWARFAddressSpace, Flags5,
 | |
|                                   ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(
 | |
|                    Context, dwarf::DW_TAG_pointer_type, "something", File, 1,
 | |
|                    Scope, getBasicType("basic2"), 2, 3, 4, DWARFAddressSpace,
 | |
|                    Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 3, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 2,
 | |
|                                   4, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   5, DWARFAddressSpace, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace + 1, Flags5, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags4, ExtraData));
 | |
|   EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
 | |
|                                   "something", File, 1, Scope, BaseType, 2, 3,
 | |
|                                   4, DWARFAddressSpace, Flags5, getTuple()));
 | |
| 
 | |
|   TempDIDerivedType Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DIDerivedTypeTest, getWithLargeValues) {
 | |
|   DIFile *File = getFile();
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getBasicType("basic");
 | |
|   MDTuple *ExtraData = getTuple();
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(5);
 | |
| 
 | |
|   auto *N = DIDerivedType::get(
 | |
|       Context, dwarf::DW_TAG_pointer_type, "something", File, 1, Scope,
 | |
|       BaseType, UINT64_MAX, UINT32_MAX - 1, UINT64_MAX - 2, UINT32_MAX - 3,
 | |
|       Flags, ExtraData);
 | |
|   EXPECT_EQ(UINT64_MAX, N->getSizeInBits());
 | |
|   EXPECT_EQ(UINT32_MAX - 1, N->getAlignInBits());
 | |
|   EXPECT_EQ(UINT64_MAX - 2, N->getOffsetInBits());
 | |
|   EXPECT_EQ(UINT32_MAX - 3, N->getDWARFAddressSpace().getValue());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DICompositeTypeTest;
 | |
| 
 | |
| TEST_F(DICompositeTypeTest, get) {
 | |
|   unsigned Tag = dwarf::DW_TAG_structure_type;
 | |
|   StringRef Name = "some name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 1;
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getCompositeType();
 | |
|   uint64_t SizeInBits = 2;
 | |
|   uint32_t AlignInBits = 3;
 | |
|   uint64_t OffsetInBits = 4;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(5);
 | |
|   MDTuple *Elements = getTuple();
 | |
|   unsigned RuntimeLang = 6;
 | |
|   DIType *VTableHolder = getCompositeType();
 | |
|   MDTuple *TemplateParams = getTuple();
 | |
|   StringRef Identifier = "some id";
 | |
| 
 | |
|   auto *N = DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                  BaseType, SizeInBits, AlignInBits,
 | |
|                                  OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                  VTableHolder, TemplateParams, Identifier);
 | |
|   EXPECT_EQ(Tag, N->getTag());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(BaseType, N->getBaseType());
 | |
|   EXPECT_EQ(SizeInBits, N->getSizeInBits());
 | |
|   EXPECT_EQ(AlignInBits, N->getAlignInBits());
 | |
|   EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
 | |
|   EXPECT_EQ(Flags, N->getFlags());
 | |
|   EXPECT_EQ(Elements, N->getElements().get());
 | |
|   EXPECT_EQ(RuntimeLang, N->getRuntimeLang());
 | |
|   EXPECT_EQ(VTableHolder, N->getVTableHolder());
 | |
|   EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
 | |
|   EXPECT_EQ(Identifier, N->getIdentifier());
 | |
| 
 | |
|   EXPECT_EQ(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
| 
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag + 1, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, "abc", File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, getFile(), Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line + 1, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, getSubprogram(), BaseType,
 | |
|                    SizeInBits, AlignInBits, OffsetInBits, Flags, Elements,
 | |
|                    RuntimeLang, VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, getBasicType("other"),
 | |
|                    SizeInBits, AlignInBits, OffsetInBits, Flags, Elements,
 | |
|                    RuntimeLang, VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits + 1, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits + 1,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
 | |
|                    AlignInBits, OffsetInBits + 1, Flags, Elements, RuntimeLang,
 | |
|                    VTableHolder, TemplateParams, Identifier));
 | |
|   DINode::DIFlags FlagsPOne = static_cast<DINode::DIFlags>(Flags + 1);
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
 | |
|                    AlignInBits, OffsetInBits, FlagsPOne, Elements, RuntimeLang,
 | |
|                    VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
 | |
|                    AlignInBits, OffsetInBits, Flags, getTuple(), RuntimeLang,
 | |
|                    VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
 | |
|                    AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang + 1,
 | |
|                    VTableHolder, TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(
 | |
|                    Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
 | |
|                    AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                    getCompositeType(), TemplateParams, Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, getTuple(), Identifier));
 | |
|   EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, "other"));
 | |
| 
 | |
|   // Be sure that missing identifiers get null pointers.
 | |
|   EXPECT_FALSE(DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams, "")
 | |
|                    ->getRawIdentifier());
 | |
|   EXPECT_FALSE(DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                     BaseType, SizeInBits, AlignInBits,
 | |
|                                     OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                     VTableHolder, TemplateParams)
 | |
|                    ->getRawIdentifier());
 | |
| 
 | |
|   TempDICompositeType Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DICompositeTypeTest, getWithLargeValues) {
 | |
|   unsigned Tag = dwarf::DW_TAG_structure_type;
 | |
|   StringRef Name = "some name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 1;
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getCompositeType();
 | |
|   uint64_t SizeInBits = UINT64_MAX;
 | |
|   uint32_t AlignInBits = UINT32_MAX - 1;
 | |
|   uint64_t OffsetInBits = UINT64_MAX - 2;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(5);
 | |
|   MDTuple *Elements = getTuple();
 | |
|   unsigned RuntimeLang = 6;
 | |
|   DIType *VTableHolder = getCompositeType();
 | |
|   MDTuple *TemplateParams = getTuple();
 | |
|   StringRef Identifier = "some id";
 | |
| 
 | |
|   auto *N = DICompositeType::get(Context, Tag, Name, File, Line, Scope,
 | |
|                                  BaseType, SizeInBits, AlignInBits,
 | |
|                                  OffsetInBits, Flags, Elements, RuntimeLang,
 | |
|                                  VTableHolder, TemplateParams, Identifier);
 | |
|   EXPECT_EQ(SizeInBits, N->getSizeInBits());
 | |
|   EXPECT_EQ(AlignInBits, N->getAlignInBits());
 | |
|   EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
 | |
| }
 | |
| 
 | |
| TEST_F(DICompositeTypeTest, replaceOperands) {
 | |
|   unsigned Tag = dwarf::DW_TAG_structure_type;
 | |
|   StringRef Name = "some name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 1;
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getCompositeType();
 | |
|   uint64_t SizeInBits = 2;
 | |
|   uint32_t AlignInBits = 3;
 | |
|   uint64_t OffsetInBits = 4;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(5);
 | |
|   unsigned RuntimeLang = 6;
 | |
|   StringRef Identifier = "some id";
 | |
| 
 | |
|   auto *N = DICompositeType::get(
 | |
|       Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
 | |
|       OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier);
 | |
| 
 | |
|   auto *Elements = MDTuple::getDistinct(Context, None);
 | |
|   EXPECT_EQ(nullptr, N->getElements().get());
 | |
|   N->replaceElements(Elements);
 | |
|   EXPECT_EQ(Elements, N->getElements().get());
 | |
|   N->replaceElements(nullptr);
 | |
|   EXPECT_EQ(nullptr, N->getElements().get());
 | |
| 
 | |
|   DIType *VTableHolder = getCompositeType();
 | |
|   EXPECT_EQ(nullptr, N->getVTableHolder());
 | |
|   N->replaceVTableHolder(VTableHolder);
 | |
|   EXPECT_EQ(VTableHolder, N->getVTableHolder());
 | |
|   // As an extension, the containing type can be anything.  This is
 | |
|   // used by Rust to associate vtables with their concrete type.
 | |
|   DIType *BasicType = getBasicType("basic");
 | |
|   N->replaceVTableHolder(BasicType);
 | |
|   EXPECT_EQ(BasicType, N->getVTableHolder());
 | |
|   N->replaceVTableHolder(nullptr);
 | |
|   EXPECT_EQ(nullptr, N->getVTableHolder());
 | |
| 
 | |
|   auto *TemplateParams = MDTuple::getDistinct(Context, None);
 | |
|   EXPECT_EQ(nullptr, N->getTemplateParams().get());
 | |
|   N->replaceTemplateParams(TemplateParams);
 | |
|   EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
 | |
|   N->replaceTemplateParams(nullptr);
 | |
|   EXPECT_EQ(nullptr, N->getTemplateParams().get());
 | |
| }
 | |
| 
 | |
| TEST_F(DICompositeTypeTest, variant_part) {
 | |
|   unsigned Tag = dwarf::DW_TAG_variant_part;
 | |
|   StringRef Name = "some name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 1;
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DIType *BaseType = getCompositeType();
 | |
|   uint64_t SizeInBits = 2;
 | |
|   uint32_t AlignInBits = 3;
 | |
|   uint64_t OffsetInBits = 4;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(5);
 | |
|   unsigned RuntimeLang = 6;
 | |
|   StringRef Identifier = "some id";
 | |
|   DIDerivedType *Discriminator = cast<DIDerivedType>(getDerivedType());
 | |
|   DIDerivedType *Discriminator2 = cast<DIDerivedType>(getDerivedType());
 | |
| 
 | |
|   EXPECT_NE(Discriminator, Discriminator2);
 | |
| 
 | |
|   auto *N = DICompositeType::get(
 | |
|       Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
 | |
|       OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier,
 | |
|       Discriminator);
 | |
| 
 | |
|   // Test the hashing.
 | |
|   auto *Same = DICompositeType::get(
 | |
|       Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
 | |
|       OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier,
 | |
|       Discriminator);
 | |
|   auto *Other = DICompositeType::get(
 | |
|       Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
 | |
|       OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier,
 | |
|       Discriminator2);
 | |
|   auto *NoDisc = DICompositeType::get(
 | |
|       Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
 | |
|       OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier,
 | |
|       nullptr);
 | |
| 
 | |
|   EXPECT_EQ(N, Same);
 | |
|   EXPECT_NE(Same, Other);
 | |
|   EXPECT_NE(Same, NoDisc);
 | |
|   EXPECT_NE(Other, NoDisc);
 | |
| 
 | |
|   EXPECT_EQ(N->getDiscriminator(), Discriminator);
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DISubroutineTypeTest;
 | |
| 
 | |
| TEST_F(DISubroutineTypeTest, get) {
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(1);
 | |
|   DINode::DIFlags FlagsPOne = static_cast<DINode::DIFlags>(Flags + 1);
 | |
|   MDTuple *TypeArray = getTuple();
 | |
| 
 | |
|   auto *N = DISubroutineType::get(Context, Flags, 0, TypeArray);
 | |
|   EXPECT_EQ(dwarf::DW_TAG_subroutine_type, N->getTag());
 | |
|   EXPECT_EQ(Flags, N->getFlags());
 | |
|   EXPECT_EQ(TypeArray, N->getTypeArray().get());
 | |
|   EXPECT_EQ(N, DISubroutineType::get(Context, Flags, 0, TypeArray));
 | |
| 
 | |
|   EXPECT_NE(N, DISubroutineType::get(Context, FlagsPOne, 0, TypeArray));
 | |
|   EXPECT_NE(N, DISubroutineType::get(Context, Flags, 0, getTuple()));
 | |
| 
 | |
|   // Test the hashing of calling conventions.
 | |
|   auto *Fast = DISubroutineType::get(
 | |
|       Context, Flags, dwarf::DW_CC_BORLAND_msfastcall, TypeArray);
 | |
|   auto *Std = DISubroutineType::get(Context, Flags,
 | |
|                                     dwarf::DW_CC_BORLAND_stdcall, TypeArray);
 | |
|   EXPECT_EQ(Fast,
 | |
|             DISubroutineType::get(Context, Flags,
 | |
|                                   dwarf::DW_CC_BORLAND_msfastcall, TypeArray));
 | |
|   EXPECT_EQ(Std, DISubroutineType::get(
 | |
|                      Context, Flags, dwarf::DW_CC_BORLAND_stdcall, TypeArray));
 | |
| 
 | |
|   EXPECT_NE(N, Fast);
 | |
|   EXPECT_NE(N, Std);
 | |
|   EXPECT_NE(Fast, Std);
 | |
| 
 | |
|   TempDISubroutineType Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| 
 | |
|   // Test always-empty operands.
 | |
|   EXPECT_EQ(nullptr, N->getScope());
 | |
|   EXPECT_EQ(nullptr, N->getFile());
 | |
|   EXPECT_EQ("", N->getName());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIFileTest;
 | |
| 
 | |
| TEST_F(DIFileTest, get) {
 | |
|   StringRef Filename = "file";
 | |
|   StringRef Directory = "dir";
 | |
|   DIFile::ChecksumKind CSKind = DIFile::ChecksumKind::CSK_MD5;
 | |
|   StringRef ChecksumString = "000102030405060708090a0b0c0d0e0f";
 | |
|   DIFile::ChecksumInfo<StringRef> Checksum(CSKind, ChecksumString);
 | |
|   StringRef Source = "source";
 | |
|   auto *N = DIFile::get(Context, Filename, Directory, Checksum, Source);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
 | |
|   EXPECT_EQ(Filename, N->getFilename());
 | |
|   EXPECT_EQ(Directory, N->getDirectory());
 | |
|   EXPECT_EQ(Checksum, N->getChecksum());
 | |
|   EXPECT_EQ(Source, N->getSource());
 | |
|   EXPECT_EQ(N, DIFile::get(Context, Filename, Directory, Checksum, Source));
 | |
| 
 | |
|   EXPECT_NE(N, DIFile::get(Context, "other", Directory, Checksum, Source));
 | |
|   EXPECT_NE(N, DIFile::get(Context, Filename, "other", Checksum, Source));
 | |
|   DIFile::ChecksumInfo<StringRef> OtherChecksum(DIFile::ChecksumKind::CSK_SHA1, ChecksumString);
 | |
|   EXPECT_NE(
 | |
|       N, DIFile::get(Context, Filename, Directory, OtherChecksum));
 | |
|   StringRef OtherSource = "other";
 | |
|   EXPECT_NE(N, DIFile::get(Context, Filename, Directory, Checksum, OtherSource));
 | |
|   EXPECT_NE(N, DIFile::get(Context, Filename, Directory, Checksum));
 | |
|   EXPECT_NE(N, DIFile::get(Context, Filename, Directory));
 | |
| 
 | |
|   TempDIFile Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DIFileTest, ScopeGetFile) {
 | |
|   // Ensure that DIScope::getFile() returns itself.
 | |
|   DIScope *N = DIFile::get(Context, "file", "dir");
 | |
|   EXPECT_EQ(N, N->getFile());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DICompileUnitTest;
 | |
| 
 | |
| TEST_F(DICompileUnitTest, get) {
 | |
|   unsigned SourceLanguage = 1;
 | |
|   DIFile *File = getFile();
 | |
|   StringRef Producer = "some producer";
 | |
|   bool IsOptimized = false;
 | |
|   StringRef Flags = "flag after flag";
 | |
|   unsigned RuntimeVersion = 2;
 | |
|   StringRef SplitDebugFilename = "another/file";
 | |
|   auto EmissionKind = DICompileUnit::FullDebug;
 | |
|   MDTuple *EnumTypes = getTuple();
 | |
|   MDTuple *RetainedTypes = getTuple();
 | |
|   MDTuple *GlobalVariables = getTuple();
 | |
|   MDTuple *ImportedEntities = getTuple();
 | |
|   uint64_t DWOId = 0x10000000c0ffee;
 | |
|   MDTuple *Macros = getTuple();
 | |
|   StringRef SysRoot = "/";
 | |
|   StringRef SDK = "MacOSX.sdk";
 | |
|   auto *N = DICompileUnit::getDistinct(
 | |
|       Context, SourceLanguage, File, Producer, IsOptimized, Flags,
 | |
|       RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
 | |
|       RetainedTypes, GlobalVariables, ImportedEntities, Macros, DWOId, true,
 | |
|       false, DICompileUnit::DebugNameTableKind::Default, false, SysRoot, SDK);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
 | |
|   EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Producer, N->getProducer());
 | |
|   EXPECT_EQ(IsOptimized, N->isOptimized());
 | |
|   EXPECT_EQ(Flags, N->getFlags());
 | |
|   EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
 | |
|   EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
 | |
|   EXPECT_EQ(EmissionKind, N->getEmissionKind());
 | |
|   EXPECT_EQ(EnumTypes, N->getEnumTypes().get());
 | |
|   EXPECT_EQ(RetainedTypes, N->getRetainedTypes().get());
 | |
|   EXPECT_EQ(GlobalVariables, N->getGlobalVariables().get());
 | |
|   EXPECT_EQ(ImportedEntities, N->getImportedEntities().get());
 | |
|   EXPECT_EQ(Macros, N->getMacros().get());
 | |
|   EXPECT_EQ(DWOId, N->getDWOId());
 | |
|   EXPECT_EQ(SysRoot, N->getSysRoot());
 | |
|   EXPECT_EQ(SDK, N->getSDK());
 | |
| 
 | |
|   TempDICompileUnit Temp = N->clone();
 | |
|   EXPECT_EQ(dwarf::DW_TAG_compile_unit, Temp->getTag());
 | |
|   EXPECT_EQ(SourceLanguage, Temp->getSourceLanguage());
 | |
|   EXPECT_EQ(File, Temp->getFile());
 | |
|   EXPECT_EQ(Producer, Temp->getProducer());
 | |
|   EXPECT_EQ(IsOptimized, Temp->isOptimized());
 | |
|   EXPECT_EQ(Flags, Temp->getFlags());
 | |
|   EXPECT_EQ(RuntimeVersion, Temp->getRuntimeVersion());
 | |
|   EXPECT_EQ(SplitDebugFilename, Temp->getSplitDebugFilename());
 | |
|   EXPECT_EQ(EmissionKind, Temp->getEmissionKind());
 | |
|   EXPECT_EQ(EnumTypes, Temp->getEnumTypes().get());
 | |
|   EXPECT_EQ(RetainedTypes, Temp->getRetainedTypes().get());
 | |
|   EXPECT_EQ(GlobalVariables, Temp->getGlobalVariables().get());
 | |
|   EXPECT_EQ(ImportedEntities, Temp->getImportedEntities().get());
 | |
|   EXPECT_EQ(Macros, Temp->getMacros().get());
 | |
|   EXPECT_EQ(SysRoot, Temp->getSysRoot());
 | |
|   EXPECT_EQ(SDK, Temp->getSDK());
 | |
| 
 | |
|   auto *TempAddress = Temp.get();
 | |
|   auto *Clone = MDNode::replaceWithPermanent(std::move(Temp));
 | |
|   EXPECT_TRUE(Clone->isDistinct());
 | |
|   EXPECT_EQ(TempAddress, Clone);
 | |
| }
 | |
| 
 | |
| TEST_F(DICompileUnitTest, replaceArrays) {
 | |
|   unsigned SourceLanguage = 1;
 | |
|   DIFile *File = getFile();
 | |
|   StringRef Producer = "some producer";
 | |
|   bool IsOptimized = false;
 | |
|   StringRef Flags = "flag after flag";
 | |
|   unsigned RuntimeVersion = 2;
 | |
|   StringRef SplitDebugFilename = "another/file";
 | |
|   auto EmissionKind = DICompileUnit::FullDebug;
 | |
|   MDTuple *EnumTypes = MDTuple::getDistinct(Context, None);
 | |
|   MDTuple *RetainedTypes = MDTuple::getDistinct(Context, None);
 | |
|   MDTuple *ImportedEntities = MDTuple::getDistinct(Context, None);
 | |
|   uint64_t DWOId = 0xc0ffee;
 | |
|   StringRef SysRoot = "/";
 | |
|   StringRef SDK = "MacOSX.sdk";
 | |
|   auto *N = DICompileUnit::getDistinct(
 | |
|       Context, SourceLanguage, File, Producer, IsOptimized, Flags,
 | |
|       RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
 | |
|       RetainedTypes, nullptr, ImportedEntities, nullptr, DWOId, true, false,
 | |
|       DICompileUnit::DebugNameTableKind::Default, false, SysRoot, SDK);
 | |
| 
 | |
|   auto *GlobalVariables = MDTuple::getDistinct(Context, None);
 | |
|   EXPECT_EQ(nullptr, N->getGlobalVariables().get());
 | |
|   N->replaceGlobalVariables(GlobalVariables);
 | |
|   EXPECT_EQ(GlobalVariables, N->getGlobalVariables().get());
 | |
|   N->replaceGlobalVariables(nullptr);
 | |
|   EXPECT_EQ(nullptr, N->getGlobalVariables().get());
 | |
| 
 | |
|   auto *Macros = MDTuple::getDistinct(Context, None);
 | |
|   EXPECT_EQ(nullptr, N->getMacros().get());
 | |
|   N->replaceMacros(Macros);
 | |
|   EXPECT_EQ(Macros, N->getMacros().get());
 | |
|   N->replaceMacros(nullptr);
 | |
|   EXPECT_EQ(nullptr, N->getMacros().get());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DISubprogramTest;
 | |
| 
 | |
| TEST_F(DISubprogramTest, get) {
 | |
|   DIScope *Scope = getCompositeType();
 | |
|   StringRef Name = "name";
 | |
|   StringRef LinkageName = "linkage";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 2;
 | |
|   DISubroutineType *Type = getSubroutineType();
 | |
|   bool IsLocalToUnit = false;
 | |
|   bool IsDefinition = true;
 | |
|   unsigned ScopeLine = 3;
 | |
|   DIType *ContainingType = getCompositeType();
 | |
|   unsigned Virtuality = 2;
 | |
|   unsigned VirtualIndex = 5;
 | |
|   int ThisAdjustment = -3;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(6);
 | |
|   bool IsOptimized = false;
 | |
|   MDTuple *TemplateParams = getTuple();
 | |
|   DISubprogram *Declaration = getSubprogram();
 | |
|   MDTuple *RetainedNodes = getTuple();
 | |
|   MDTuple *ThrownTypes = getTuple();
 | |
|   DICompileUnit *Unit = getUnit();
 | |
|   DISubprogram::DISPFlags SPFlags =
 | |
|       static_cast<DISubprogram::DISPFlags>(Virtuality);
 | |
|   assert(!IsLocalToUnit && IsDefinition && !IsOptimized &&
 | |
|          "bools and SPFlags have to match");
 | |
|   SPFlags |= DISubprogram::SPFlagDefinition;
 | |
| 
 | |
|   auto *N = DISubprogram::get(
 | |
|       Context, Scope, Name, LinkageName, File, Line, Type, ScopeLine,
 | |
|       ContainingType, VirtualIndex, ThisAdjustment, Flags, SPFlags, Unit,
 | |
|       TemplateParams, Declaration, RetainedNodes, ThrownTypes);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(LinkageName, N->getLinkageName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
 | |
|   EXPECT_EQ(IsDefinition, N->isDefinition());
 | |
|   EXPECT_EQ(ScopeLine, N->getScopeLine());
 | |
|   EXPECT_EQ(ContainingType, N->getContainingType());
 | |
|   EXPECT_EQ(Virtuality, N->getVirtuality());
 | |
|   EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
 | |
|   EXPECT_EQ(ThisAdjustment, N->getThisAdjustment());
 | |
|   EXPECT_EQ(Flags, N->getFlags());
 | |
|   EXPECT_EQ(IsOptimized, N->isOptimized());
 | |
|   EXPECT_EQ(Unit, N->getUnit());
 | |
|   EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
 | |
|   EXPECT_EQ(Declaration, N->getDeclaration());
 | |
|   EXPECT_EQ(RetainedNodes, N->getRetainedNodes().get());
 | |
|   EXPECT_EQ(ThrownTypes, N->getThrownTypes().get());
 | |
|   EXPECT_EQ(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, Unit,
 | |
|                                  TemplateParams, Declaration, RetainedNodes,
 | |
|                                  ThrownTypes));
 | |
| 
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, getCompositeType(), Name, LinkageName,
 | |
|                                  File, Line, Type, ScopeLine, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, "other", LinkageName, File,
 | |
|                                  Line, Type, ScopeLine, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, "other", File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, Unit,
 | |
|                                  TemplateParams, Declaration, RetainedNodes,
 | |
|                                  ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, getFile(),
 | |
|                                  Line, Type, ScopeLine, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File,
 | |
|                                  Line + 1, Type, ScopeLine, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  getSubroutineType(), ScopeLine, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(
 | |
|                    Context, Scope, Name, LinkageName, File, Line, Type,
 | |
|                    ScopeLine, ContainingType, VirtualIndex, ThisAdjustment,
 | |
|                    Flags, SPFlags ^ DISubprogram::SPFlagLocalToUnit, Unit,
 | |
|                    TemplateParams, Declaration, RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(
 | |
|                    Context, Scope, Name, LinkageName, File, Line, Type,
 | |
|                    ScopeLine, ContainingType, VirtualIndex, ThisAdjustment,
 | |
|                    Flags, SPFlags ^ DISubprogram::SPFlagDefinition, Unit,
 | |
|                    TemplateParams, Declaration, RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine + 1, ContainingType,
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, getCompositeType(),
 | |
|                                  VirtualIndex, ThisAdjustment, Flags, SPFlags,
 | |
|                                  Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(
 | |
|                    Context, Scope, Name, LinkageName, File, Line, Type,
 | |
|                    ScopeLine, ContainingType, VirtualIndex, ThisAdjustment,
 | |
|                    Flags, SPFlags ^ DISubprogram::SPFlagVirtual, Unit,
 | |
|                    TemplateParams, Declaration, RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType,
 | |
|                                  VirtualIndex + 1, ThisAdjustment, Flags,
 | |
|                                  SPFlags, Unit, TemplateParams, Declaration,
 | |
|                                  RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(
 | |
|                    Context, Scope, Name, LinkageName, File, Line, Type,
 | |
|                    ScopeLine, ContainingType, VirtualIndex, ThisAdjustment,
 | |
|                    Flags, SPFlags ^ DISubprogram::SPFlagOptimized, Unit,
 | |
|                    TemplateParams, Declaration, RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, nullptr,
 | |
|                                  TemplateParams, Declaration, RetainedNodes,
 | |
|                                  ThrownTypes));
 | |
|   EXPECT_NE(N,
 | |
|             DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                               Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                               ThisAdjustment, Flags, SPFlags, Unit, getTuple(),
 | |
|                               Declaration, RetainedNodes, ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, Unit,
 | |
|                                  TemplateParams, getSubprogram(), RetainedNodes,
 | |
|                                  ThrownTypes));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, Unit,
 | |
|                                  TemplateParams, Declaration, getTuple()));
 | |
|   EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
 | |
|                                  Type, ScopeLine, ContainingType, VirtualIndex,
 | |
|                                  ThisAdjustment, Flags, SPFlags, Unit,
 | |
|                                  TemplateParams, Declaration, RetainedNodes,
 | |
|                                  getTuple()));
 | |
| 
 | |
|   TempDISubprogram Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DILexicalBlockTest;
 | |
| 
 | |
| TEST_F(DILexicalBlockTest, get) {
 | |
|   DILocalScope *Scope = getSubprogram();
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   unsigned Column = 8;
 | |
| 
 | |
|   auto *N = DILexicalBlock::get(Context, Scope, File, Line, Column);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Column, N->getColumn());
 | |
|   EXPECT_EQ(N, DILexicalBlock::get(Context, Scope, File, Line, Column));
 | |
| 
 | |
|   EXPECT_NE(N,
 | |
|             DILexicalBlock::get(Context, getSubprogram(), File, Line, Column));
 | |
|   EXPECT_NE(N, DILexicalBlock::get(Context, Scope, getFile(), Line, Column));
 | |
|   EXPECT_NE(N, DILexicalBlock::get(Context, Scope, File, Line + 1, Column));
 | |
|   EXPECT_NE(N, DILexicalBlock::get(Context, Scope, File, Line, Column + 1));
 | |
| 
 | |
|   TempDILexicalBlock Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DILexicalBlockTest, Overflow) {
 | |
|   DISubprogram *SP = getSubprogram();
 | |
|   DIFile *F = getFile();
 | |
|   {
 | |
|     auto *LB = DILexicalBlock::get(Context, SP, F, 2, 7);
 | |
|     EXPECT_EQ(2u, LB->getLine());
 | |
|     EXPECT_EQ(7u, LB->getColumn());
 | |
|   }
 | |
|   unsigned U16 = 1u << 16;
 | |
|   {
 | |
|     auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16 - 1);
 | |
|     EXPECT_EQ(UINT32_MAX, LB->getLine());
 | |
|     EXPECT_EQ(U16 - 1, LB->getColumn());
 | |
|   }
 | |
|   {
 | |
|     auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16);
 | |
|     EXPECT_EQ(UINT32_MAX, LB->getLine());
 | |
|     EXPECT_EQ(0u, LB->getColumn());
 | |
|   }
 | |
|   {
 | |
|     auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16 + 1);
 | |
|     EXPECT_EQ(UINT32_MAX, LB->getLine());
 | |
|     EXPECT_EQ(0u, LB->getColumn());
 | |
|   }
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DILexicalBlockFileTest;
 | |
| 
 | |
| TEST_F(DILexicalBlockFileTest, get) {
 | |
|   DILocalScope *Scope = getSubprogram();
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Discriminator = 5;
 | |
| 
 | |
|   auto *N = DILexicalBlockFile::get(Context, Scope, File, Discriminator);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Discriminator, N->getDiscriminator());
 | |
|   EXPECT_EQ(N, DILexicalBlockFile::get(Context, Scope, File, Discriminator));
 | |
| 
 | |
|   EXPECT_NE(N, DILexicalBlockFile::get(Context, getSubprogram(), File,
 | |
|                                        Discriminator));
 | |
|   EXPECT_NE(N,
 | |
|             DILexicalBlockFile::get(Context, Scope, getFile(), Discriminator));
 | |
|   EXPECT_NE(N,
 | |
|             DILexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
 | |
| 
 | |
|   TempDILexicalBlockFile Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DINamespaceTest;
 | |
| 
 | |
| TEST_F(DINamespaceTest, get) {
 | |
|   DIScope *Scope = getFile();
 | |
|   StringRef Name = "namespace";
 | |
|   bool ExportSymbols = true;
 | |
| 
 | |
|   auto *N = DINamespace::get(Context, Scope, Name, ExportSymbols);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(N, DINamespace::get(Context, Scope, Name, ExportSymbols));
 | |
|   EXPECT_NE(N, DINamespace::get(Context, getFile(), Name, ExportSymbols));
 | |
|   EXPECT_NE(N, DINamespace::get(Context, Scope, "other", ExportSymbols));
 | |
|   EXPECT_NE(N, DINamespace::get(Context, Scope, Name, !ExportSymbols));
 | |
| 
 | |
|   TempDINamespace Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIModuleTest;
 | |
| 
 | |
| TEST_F(DIModuleTest, get) {
 | |
|   DIScope *Scope = getFile();
 | |
|   StringRef Name = "module";
 | |
|   StringRef ConfigMacro = "-DNDEBUG";
 | |
|   StringRef Includes = "-I.";
 | |
|   StringRef APINotes = "/tmp/m.apinotes";
 | |
| 
 | |
|   auto *N = DIModule::get(Context, Scope, Name, ConfigMacro, Includes, APINotes);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_module, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(ConfigMacro, N->getConfigurationMacros());
 | |
|   EXPECT_EQ(Includes, N->getIncludePath());
 | |
|   EXPECT_EQ(APINotes, N->getAPINotesFile());
 | |
|   EXPECT_EQ(
 | |
|       N, DIModule::get(Context, Scope, Name, ConfigMacro, Includes, APINotes));
 | |
|   EXPECT_NE(N, DIModule::get(Context, getFile(), Name, ConfigMacro, Includes,
 | |
|                              APINotes));
 | |
|   EXPECT_NE(N, DIModule::get(Context, Scope, "other", ConfigMacro, Includes,
 | |
|                              APINotes));
 | |
|   EXPECT_NE(N,
 | |
|             DIModule::get(Context, Scope, Name, "other", Includes, APINotes));
 | |
|   EXPECT_NE(
 | |
|       N, DIModule::get(Context, Scope, Name, ConfigMacro, "other", APINotes));
 | |
|   EXPECT_NE(
 | |
|       N, DIModule::get(Context, Scope, Name, ConfigMacro, Includes, "other"));
 | |
| 
 | |
|   TempDIModule Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DITemplateTypeParameterTest;
 | |
| 
 | |
| TEST_F(DITemplateTypeParameterTest, get) {
 | |
|   StringRef Name = "template";
 | |
|   DIType *Type = getBasicType("basic");
 | |
|   bool defaulted = false;
 | |
| 
 | |
|   auto *N = DITemplateTypeParameter::get(Context, Name, Type, defaulted);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(N, DITemplateTypeParameter::get(Context, Name, Type, defaulted));
 | |
| 
 | |
|   EXPECT_NE(N, DITemplateTypeParameter::get(Context, "other", Type, defaulted));
 | |
|   EXPECT_NE(N, DITemplateTypeParameter::get(Context, Name,
 | |
|                                             getBasicType("other"), defaulted));
 | |
|   EXPECT_NE(N, DITemplateTypeParameter::get(Context, Name, Type, true));
 | |
| 
 | |
|   TempDITemplateTypeParameter Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DITemplateValueParameterTest;
 | |
| 
 | |
| TEST_F(DITemplateValueParameterTest, get) {
 | |
|   unsigned Tag = dwarf::DW_TAG_template_value_parameter;
 | |
|   StringRef Name = "template";
 | |
|   DIType *Type = getBasicType("basic");
 | |
|   bool defaulted = false;
 | |
|   Metadata *Value = getConstantAsMetadata();
 | |
| 
 | |
|   auto *N =
 | |
|       DITemplateValueParameter::get(Context, Tag, Name, Type, defaulted, Value);
 | |
|   EXPECT_EQ(Tag, N->getTag());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(Value, N->getValue());
 | |
|   EXPECT_EQ(N, DITemplateValueParameter::get(Context, Tag, Name, Type,
 | |
|                                              defaulted, Value));
 | |
| 
 | |
|   EXPECT_NE(N, DITemplateValueParameter::get(
 | |
|                    Context, dwarf::DW_TAG_GNU_template_template_param, Name,
 | |
|                    Type, defaulted, Value));
 | |
|   EXPECT_NE(N, DITemplateValueParameter::get(Context, Tag, "other", Type,
 | |
|                                              defaulted, Value));
 | |
|   EXPECT_NE(N, DITemplateValueParameter::get(Context, Tag, Name,
 | |
|                                              getBasicType("other"), defaulted,
 | |
|                                              Value));
 | |
|   EXPECT_NE(N,
 | |
|             DITemplateValueParameter::get(Context, Tag, Name, Type, defaulted,
 | |
|                                           getConstantAsMetadata()));
 | |
|   EXPECT_NE(
 | |
|       N, DITemplateValueParameter::get(Context, Tag, Name, Type, true, Value));
 | |
| 
 | |
|   TempDITemplateValueParameter Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIGlobalVariableTest;
 | |
| 
 | |
| TEST_F(DIGlobalVariableTest, get) {
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   StringRef Name = "name";
 | |
|   StringRef LinkageName = "linkage";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   DIType *Type = getDerivedType();
 | |
|   bool IsLocalToUnit = false;
 | |
|   bool IsDefinition = true;
 | |
|   MDTuple *templateParams = getTuple();
 | |
|   DIDerivedType *StaticDataMemberDeclaration =
 | |
|       cast<DIDerivedType>(getDerivedType());
 | |
| 
 | |
|   uint32_t AlignInBits = 8;
 | |
| 
 | |
|   auto *N = DIGlobalVariable::get(
 | |
|       Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
 | |
|       IsDefinition, StaticDataMemberDeclaration, templateParams, AlignInBits);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(LinkageName, N->getLinkageName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
 | |
|   EXPECT_EQ(IsDefinition, N->isDefinition());
 | |
|   EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
 | |
|   EXPECT_EQ(templateParams, N->getTemplateParams());
 | |
|   EXPECT_EQ(AlignInBits, N->getAlignInBits());
 | |
|   EXPECT_EQ(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
| 
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(
 | |
|                    Context, getSubprogram(), Name, LinkageName, File, Line,
 | |
|                    Type, IsLocalToUnit, IsDefinition,
 | |
|                    StaticDataMemberDeclaration, templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, "other", LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, "other", File, Line,
 | |
|                                      Type, IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName,
 | |
|                                      getFile(), Line, Type, IsLocalToUnit,
 | |
|                                      IsDefinition, StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line + 1, Type, IsLocalToUnit,
 | |
|                                      IsDefinition, StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, getDerivedType(), IsLocalToUnit,
 | |
|                                      IsDefinition, StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, !IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, !IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, IsDefinition,
 | |
|                                      cast<DIDerivedType>(getDerivedType()),
 | |
|                                      templateParams, AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration, nullptr,
 | |
|                                      AlignInBits));
 | |
|   EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
 | |
|                                      Line, Type, IsLocalToUnit, IsDefinition,
 | |
|                                      StaticDataMemberDeclaration,
 | |
|                                      templateParams, (AlignInBits << 1)));
 | |
| 
 | |
|   TempDIGlobalVariable Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIGlobalVariableExpressionTest;
 | |
| 
 | |
| TEST_F(DIGlobalVariableExpressionTest, get) {
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   StringRef Name = "name";
 | |
|   StringRef LinkageName = "linkage";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   DIType *Type = getDerivedType();
 | |
|   bool IsLocalToUnit = false;
 | |
|   bool IsDefinition = true;
 | |
|   MDTuple *templateParams = getTuple();
 | |
|   auto *Expr = DIExpression::get(Context, {1, 2});
 | |
|   auto *Expr2 = DIExpression::get(Context, {1, 2, 3});
 | |
|   DIDerivedType *StaticDataMemberDeclaration =
 | |
|       cast<DIDerivedType>(getDerivedType());
 | |
|   uint32_t AlignInBits = 8;
 | |
| 
 | |
|   auto *Var = DIGlobalVariable::get(
 | |
|       Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
 | |
|       IsDefinition, StaticDataMemberDeclaration, templateParams, AlignInBits);
 | |
|   auto *Var2 = DIGlobalVariable::get(
 | |
|       Context, Scope, "other", LinkageName, File, Line, Type, IsLocalToUnit,
 | |
|       IsDefinition, StaticDataMemberDeclaration, templateParams, AlignInBits);
 | |
|   auto *N = DIGlobalVariableExpression::get(Context, Var, Expr);
 | |
| 
 | |
|   EXPECT_EQ(Var, N->getVariable());
 | |
|   EXPECT_EQ(Expr, N->getExpression());
 | |
|   EXPECT_EQ(N, DIGlobalVariableExpression::get(Context, Var, Expr));
 | |
|   EXPECT_NE(N, DIGlobalVariableExpression::get(Context, Var2, Expr));
 | |
|   EXPECT_NE(N, DIGlobalVariableExpression::get(Context, Var, Expr2));
 | |
| 
 | |
|   TempDIGlobalVariableExpression Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DILocalVariableTest;
 | |
| 
 | |
| TEST_F(DILocalVariableTest, get) {
 | |
|   DILocalScope *Scope = getSubprogram();
 | |
|   StringRef Name = "name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   DIType *Type = getDerivedType();
 | |
|   unsigned Arg = 6;
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(7);
 | |
|   uint32_t AlignInBits = 8;
 | |
| 
 | |
|   auto *N =
 | |
|       DILocalVariable::get(Context, Scope, Name, File, Line, Type, Arg, Flags,
 | |
|                            AlignInBits);
 | |
|   EXPECT_TRUE(N->isParameter());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(Arg, N->getArg());
 | |
|   EXPECT_EQ(Flags, N->getFlags());
 | |
|   EXPECT_EQ(AlignInBits, N->getAlignInBits());
 | |
|   EXPECT_EQ(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type, Arg,
 | |
|                                     Flags, AlignInBits));
 | |
| 
 | |
|   EXPECT_FALSE(
 | |
|       DILocalVariable::get(Context, Scope, Name, File, Line, Type, 0, Flags,
 | |
|                            AlignInBits)->isParameter());
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, getSubprogram(), Name, File, Line,
 | |
|                                     Type, Arg, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, "other", File, Line, Type,
 | |
|                                     Arg, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, getFile(), Line, Type,
 | |
|                                     Arg, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line + 1, Type,
 | |
|                                     Arg, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line,
 | |
|                                     getDerivedType(), Arg, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type,
 | |
|                                     Arg + 1, Flags, AlignInBits));
 | |
|   EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type,
 | |
|                                     Arg, Flags, (AlignInBits << 1)));
 | |
| 
 | |
|   TempDILocalVariable Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| TEST_F(DILocalVariableTest, getArg256) {
 | |
|   EXPECT_EQ(255u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
 | |
|                                        0, nullptr, 255, DINode::FlagZero, 0)
 | |
|                       ->getArg());
 | |
|   EXPECT_EQ(256u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
 | |
|                                        0, nullptr, 256, DINode::FlagZero, 0)
 | |
|                       ->getArg());
 | |
|   EXPECT_EQ(257u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
 | |
|                                        0, nullptr, 257, DINode::FlagZero, 0)
 | |
|                       ->getArg());
 | |
|   unsigned Max = UINT16_MAX;
 | |
|   EXPECT_EQ(Max, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
 | |
|                                       0, nullptr, Max, DINode::FlagZero, 0)
 | |
|                      ->getArg());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIExpressionTest;
 | |
| 
 | |
| TEST_F(DIExpressionTest, get) {
 | |
|   uint64_t Elements[] = {2, 6, 9, 78, 0};
 | |
|   auto *N = DIExpression::get(Context, Elements);
 | |
|   EXPECT_EQ(makeArrayRef(Elements), N->getElements());
 | |
|   EXPECT_EQ(N, DIExpression::get(Context, Elements));
 | |
| 
 | |
|   EXPECT_EQ(5u, N->getNumElements());
 | |
|   EXPECT_EQ(2u, N->getElement(0));
 | |
|   EXPECT_EQ(6u, N->getElement(1));
 | |
|   EXPECT_EQ(9u, N->getElement(2));
 | |
|   EXPECT_EQ(78u, N->getElement(3));
 | |
|   EXPECT_EQ(0u, N->getElement(4));
 | |
| 
 | |
|   TempDIExpression Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| 
 | |
|   // Test DIExpression::prepend().
 | |
|   uint64_t Elts0[] = {dwarf::DW_OP_LLVM_fragment, 0, 32};
 | |
|   auto *N0 = DIExpression::get(Context, Elts0);
 | |
|   uint8_t DIExprFlags = DIExpression::ApplyOffset;
 | |
|   DIExprFlags |= DIExpression::DerefBefore;
 | |
|   DIExprFlags |= DIExpression::DerefAfter;
 | |
|   DIExprFlags |= DIExpression::StackValue;
 | |
|   auto *N0WithPrependedOps = DIExpression::prepend(N0, DIExprFlags, 64);
 | |
|   uint64_t Elts1[] = {dwarf::DW_OP_deref,
 | |
|                       dwarf::DW_OP_plus_uconst, 64,
 | |
|                       dwarf::DW_OP_deref,
 | |
|                       dwarf::DW_OP_stack_value,
 | |
|                       dwarf::DW_OP_LLVM_fragment, 0, 32};
 | |
|   auto *N1 = DIExpression::get(Context, Elts1);
 | |
|   EXPECT_EQ(N0WithPrependedOps, N1);
 | |
| 
 | |
|   // Test DIExpression::append().
 | |
|   uint64_t Elts2[] = {dwarf::DW_OP_deref, dwarf::DW_OP_plus_uconst, 64,
 | |
|                       dwarf::DW_OP_deref, dwarf::DW_OP_stack_value};
 | |
|   auto *N2 = DIExpression::append(N0, Elts2);
 | |
|   EXPECT_EQ(N0WithPrependedOps, N2);
 | |
| }
 | |
| 
 | |
| TEST_F(DIExpressionTest, isValid) {
 | |
| #define EXPECT_VALID(...)                                                      \
 | |
|   do {                                                                         \
 | |
|     uint64_t Elements[] = {__VA_ARGS__};                                       \
 | |
|     EXPECT_TRUE(DIExpression::get(Context, Elements)->isValid());              \
 | |
|   } while (false)
 | |
| #define EXPECT_INVALID(...)                                                    \
 | |
|   do {                                                                         \
 | |
|     uint64_t Elements[] = {__VA_ARGS__};                                       \
 | |
|     EXPECT_FALSE(DIExpression::get(Context, Elements)->isValid());             \
 | |
|   } while (false)
 | |
| 
 | |
|   // Empty expression should be valid.
 | |
|   EXPECT_TRUE(DIExpression::get(Context, None));
 | |
| 
 | |
|   // Valid constructions.
 | |
|   EXPECT_VALID(dwarf::DW_OP_plus_uconst, 6);
 | |
|   EXPECT_VALID(dwarf::DW_OP_constu, 6, dwarf::DW_OP_plus);
 | |
|   EXPECT_VALID(dwarf::DW_OP_deref);
 | |
|   EXPECT_VALID(dwarf::DW_OP_LLVM_fragment, 3, 7);
 | |
|   EXPECT_VALID(dwarf::DW_OP_plus_uconst, 6, dwarf::DW_OP_deref);
 | |
|   EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus_uconst, 6);
 | |
|   EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_LLVM_fragment, 3, 7);
 | |
|   EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus_uconst, 6,
 | |
|                dwarf::DW_OP_LLVM_fragment, 3, 7);
 | |
| 
 | |
|   // Invalid constructions.
 | |
|   EXPECT_INVALID(~0u);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_plus, 0);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_plus_uconst);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_LLVM_fragment);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_LLVM_fragment, 3);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_LLVM_fragment, 3, 7, dwarf::DW_OP_plus_uconst, 3);
 | |
|   EXPECT_INVALID(dwarf::DW_OP_LLVM_fragment, 3, 7, dwarf::DW_OP_deref);
 | |
| 
 | |
| #undef EXPECT_VALID
 | |
| #undef EXPECT_INVALID
 | |
| }
 | |
| 
 | |
| TEST_F(DIExpressionTest, createFragmentExpression) {
 | |
| #define EXPECT_VALID_FRAGMENT(Offset, Size, ...)                               \
 | |
|   do {                                                                         \
 | |
|     uint64_t Elements[] = {__VA_ARGS__};                                       \
 | |
|     DIExpression* Expression = DIExpression::get(Context, Elements);           \
 | |
|     EXPECT_TRUE(DIExpression::createFragmentExpression(                        \
 | |
|       Expression, Offset, Size).hasValue());                                   \
 | |
|   } while (false)
 | |
| #define EXPECT_INVALID_FRAGMENT(Offset, Size, ...)                             \
 | |
|   do {                                                                         \
 | |
|     uint64_t Elements[] = {__VA_ARGS__};                                       \
 | |
|     DIExpression* Expression = DIExpression::get(Context, Elements);           \
 | |
|     EXPECT_FALSE(DIExpression::createFragmentExpression(                       \
 | |
|       Expression, Offset, Size).hasValue());                                   \
 | |
|   } while (false)
 | |
| 
 | |
|   // createFragmentExpression adds correct ops.
 | |
|   Optional<DIExpression*> R = DIExpression::createFragmentExpression(
 | |
|     DIExpression::get(Context, {}), 0, 32);
 | |
|   EXPECT_EQ(R.hasValue(), true);
 | |
|   EXPECT_EQ(3u, (*R)->getNumElements());
 | |
|   EXPECT_EQ(dwarf::DW_OP_LLVM_fragment, (*R)->getElement(0));
 | |
|   EXPECT_EQ(0u, (*R)->getElement(1));
 | |
|   EXPECT_EQ(32u, (*R)->getElement(2));
 | |
| 
 | |
|   // Valid fragment expressions.
 | |
|   EXPECT_VALID_FRAGMENT(0, 32, {});
 | |
|   EXPECT_VALID_FRAGMENT(0, 32, dwarf::DW_OP_deref);
 | |
|   EXPECT_VALID_FRAGMENT(0, 32, dwarf::DW_OP_LLVM_fragment, 0, 32);
 | |
|   EXPECT_VALID_FRAGMENT(16, 16, dwarf::DW_OP_LLVM_fragment, 0, 32);
 | |
| 
 | |
|   // Invalid fragment expressions (incompatible ops).
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_constu, 6, dwarf::DW_OP_plus);
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_constu, 14, dwarf::DW_OP_minus);
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_constu, 16, dwarf::DW_OP_shr);
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_constu, 16, dwarf::DW_OP_shl);
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_constu, 16, dwarf::DW_OP_shra);
 | |
|   EXPECT_INVALID_FRAGMENT(0, 32, dwarf::DW_OP_plus_uconst, 6);
 | |
| 
 | |
| #undef EXPECT_VALID_FRAGMENT
 | |
| #undef EXPECT_INVALID_FRAGMENT
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIObjCPropertyTest;
 | |
| 
 | |
| TEST_F(DIObjCPropertyTest, get) {
 | |
|   StringRef Name = "name";
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   StringRef GetterName = "getter";
 | |
|   StringRef SetterName = "setter";
 | |
|   unsigned Attributes = 7;
 | |
|   DIType *Type = getBasicType("basic");
 | |
| 
 | |
|   auto *N = DIObjCProperty::get(Context, Name, File, Line, GetterName,
 | |
|                                 SetterName, Attributes, Type);
 | |
| 
 | |
|   EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(GetterName, N->getGetterName());
 | |
|   EXPECT_EQ(SetterName, N->getSetterName());
 | |
|   EXPECT_EQ(Attributes, N->getAttributes());
 | |
|   EXPECT_EQ(Type, N->getType());
 | |
|   EXPECT_EQ(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
 | |
|                                    SetterName, Attributes, Type));
 | |
| 
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, "other", File, Line, GetterName,
 | |
|                                    SetterName, Attributes, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, getFile(), Line, GetterName,
 | |
|                                    SetterName, Attributes, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line + 1, GetterName,
 | |
|                                    SetterName, Attributes, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, "other",
 | |
|                                    SetterName, Attributes, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
 | |
|                                    "other", Attributes, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
 | |
|                                    SetterName, Attributes + 1, Type));
 | |
|   EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
 | |
|                                    SetterName, Attributes,
 | |
|                                    getBasicType("other")));
 | |
| 
 | |
|   TempDIObjCProperty Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DIImportedEntityTest;
 | |
| 
 | |
| TEST_F(DIImportedEntityTest, get) {
 | |
|   unsigned Tag = dwarf::DW_TAG_imported_module;
 | |
|   DIScope *Scope = getSubprogram();
 | |
|   DINode *Entity = getCompositeType();
 | |
|   DIFile *File = getFile();
 | |
|   unsigned Line = 5;
 | |
|   StringRef Name = "name";
 | |
| 
 | |
|   auto *N =
 | |
|       DIImportedEntity::get(Context, Tag, Scope, Entity, File, Line, Name);
 | |
| 
 | |
|   EXPECT_EQ(Tag, N->getTag());
 | |
|   EXPECT_EQ(Scope, N->getScope());
 | |
|   EXPECT_EQ(Entity, N->getEntity());
 | |
|   EXPECT_EQ(File, N->getFile());
 | |
|   EXPECT_EQ(Line, N->getLine());
 | |
|   EXPECT_EQ(Name, N->getName());
 | |
|   EXPECT_EQ(
 | |
|       N, DIImportedEntity::get(Context, Tag, Scope, Entity, File, Line, Name));
 | |
| 
 | |
|   EXPECT_NE(N,
 | |
|             DIImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
 | |
|                                   Scope, Entity, File, Line, Name));
 | |
|   EXPECT_NE(N, DIImportedEntity::get(Context, Tag, getSubprogram(), Entity,
 | |
|                                      File, Line, Name));
 | |
|   EXPECT_NE(N, DIImportedEntity::get(Context, Tag, Scope, getCompositeType(),
 | |
|                                      File, Line, Name));
 | |
|   EXPECT_NE(N, DIImportedEntity::get(Context, Tag, Scope, Entity, nullptr, Line,
 | |
|                                      Name));
 | |
|   EXPECT_NE(N, DIImportedEntity::get(Context, Tag, Scope, Entity, File,
 | |
|                                      Line + 1, Name));
 | |
|   EXPECT_NE(N, DIImportedEntity::get(Context, Tag, Scope, Entity, File, Line,
 | |
|                                      "other"));
 | |
| 
 | |
|   TempDIImportedEntity Temp = N->clone();
 | |
|   EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest MetadataAsValueTest;
 | |
| 
 | |
| TEST_F(MetadataAsValueTest, MDNode) {
 | |
|   MDNode *N = MDNode::get(Context, None);
 | |
|   auto *V = MetadataAsValue::get(Context, N);
 | |
|   EXPECT_TRUE(V->getType()->isMetadataTy());
 | |
|   EXPECT_EQ(N, V->getMetadata());
 | |
| 
 | |
|   auto *V2 = MetadataAsValue::get(Context, N);
 | |
|   EXPECT_EQ(V, V2);
 | |
| }
 | |
| 
 | |
| TEST_F(MetadataAsValueTest, MDNodeMDNode) {
 | |
|   MDNode *N = MDNode::get(Context, None);
 | |
|   Metadata *Ops[] = {N};
 | |
|   MDNode *N2 = MDNode::get(Context, Ops);
 | |
|   auto *V = MetadataAsValue::get(Context, N2);
 | |
|   EXPECT_TRUE(V->getType()->isMetadataTy());
 | |
|   EXPECT_EQ(N2, V->getMetadata());
 | |
| 
 | |
|   auto *V2 = MetadataAsValue::get(Context, N2);
 | |
|   EXPECT_EQ(V, V2);
 | |
| 
 | |
|   auto *V3 = MetadataAsValue::get(Context, N);
 | |
|   EXPECT_TRUE(V3->getType()->isMetadataTy());
 | |
|   EXPECT_NE(V, V3);
 | |
|   EXPECT_EQ(N, V3->getMetadata());
 | |
| }
 | |
| 
 | |
| TEST_F(MetadataAsValueTest, MDNodeConstant) {
 | |
|   auto *C = ConstantInt::getTrue(Context);
 | |
|   auto *MD = ConstantAsMetadata::get(C);
 | |
|   Metadata *Ops[] = {MD};
 | |
|   auto *N = MDNode::get(Context, Ops);
 | |
| 
 | |
|   auto *V = MetadataAsValue::get(Context, MD);
 | |
|   EXPECT_TRUE(V->getType()->isMetadataTy());
 | |
|   EXPECT_EQ(MD, V->getMetadata());
 | |
| 
 | |
|   auto *V2 = MetadataAsValue::get(Context, N);
 | |
|   EXPECT_EQ(MD, V2->getMetadata());
 | |
|   EXPECT_EQ(V, V2);
 | |
| }
 | |
| 
 | |
| typedef MetadataTest ValueAsMetadataTest;
 | |
| 
 | |
| TEST_F(ValueAsMetadataTest, UpdatesOnRAUW) {
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV0(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   auto *MD = ValueAsMetadata::get(GV0.get());
 | |
|   EXPECT_TRUE(MD->getValue() == GV0.get());
 | |
|   ASSERT_TRUE(GV0->use_empty());
 | |
| 
 | |
|   std::unique_ptr<GlobalVariable> GV1(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   GV0->replaceAllUsesWith(GV1.get());
 | |
|   EXPECT_TRUE(MD->getValue() == GV1.get());
 | |
| }
 | |
| 
 | |
| TEST_F(ValueAsMetadataTest, TempTempReplacement) {
 | |
|   // Create a constant.
 | |
|   ConstantAsMetadata *CI =
 | |
|       ConstantAsMetadata::get(ConstantInt::get(Context, APInt(8, 0)));
 | |
| 
 | |
|   auto Temp1 = MDTuple::getTemporary(Context, None);
 | |
|   auto Temp2 = MDTuple::getTemporary(Context, {CI});
 | |
|   auto *N = MDTuple::get(Context, {Temp1.get()});
 | |
| 
 | |
|   // Test replacing a temporary node with another temporary node.
 | |
|   Temp1->replaceAllUsesWith(Temp2.get());
 | |
|   EXPECT_EQ(N->getOperand(0), Temp2.get());
 | |
| 
 | |
|   // Clean up Temp2 for teardown.
 | |
|   Temp2->replaceAllUsesWith(nullptr);
 | |
| }
 | |
| 
 | |
| TEST_F(ValueAsMetadataTest, CollidingDoubleUpdates) {
 | |
|   // Create a constant.
 | |
|   ConstantAsMetadata *CI =
 | |
|       ConstantAsMetadata::get(ConstantInt::get(Context, APInt(8, 0)));
 | |
| 
 | |
|   // Create a temporary to prevent nodes from resolving.
 | |
|   auto Temp = MDTuple::getTemporary(Context, None);
 | |
| 
 | |
|   // When the first operand of N1 gets reset to nullptr, it'll collide with N2.
 | |
|   Metadata *Ops1[] = {CI, CI, Temp.get()};
 | |
|   Metadata *Ops2[] = {nullptr, CI, Temp.get()};
 | |
| 
 | |
|   auto *N1 = MDTuple::get(Context, Ops1);
 | |
|   auto *N2 = MDTuple::get(Context, Ops2);
 | |
|   ASSERT_NE(N1, N2);
 | |
| 
 | |
|   // Tell metadata that the constant is getting deleted.
 | |
|   //
 | |
|   // After this, N1 will be invalid, so don't touch it.
 | |
|   ValueAsMetadata::handleDeletion(CI->getValue());
 | |
|   EXPECT_EQ(nullptr, N2->getOperand(0));
 | |
|   EXPECT_EQ(nullptr, N2->getOperand(1));
 | |
|   EXPECT_EQ(Temp.get(), N2->getOperand(2));
 | |
| 
 | |
|   // Clean up Temp for teardown.
 | |
|   Temp->replaceAllUsesWith(nullptr);
 | |
| }
 | |
| 
 | |
| typedef MetadataTest TrackingMDRefTest;
 | |
| 
 | |
| TEST_F(TrackingMDRefTest, UpdatesOnRAUW) {
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV0(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV0.get()));
 | |
|   EXPECT_TRUE(MD->getValue() == GV0.get());
 | |
|   ASSERT_TRUE(GV0->use_empty());
 | |
| 
 | |
|   std::unique_ptr<GlobalVariable> GV1(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   GV0->replaceAllUsesWith(GV1.get());
 | |
|   EXPECT_TRUE(MD->getValue() == GV1.get());
 | |
| 
 | |
|   // Reset it, so we don't inadvertently test deletion.
 | |
|   MD.reset();
 | |
| }
 | |
| 
 | |
| TEST_F(TrackingMDRefTest, UpdatesOnDeletion) {
 | |
|   Type *Ty = Type::getInt1PtrTy(Context);
 | |
|   std::unique_ptr<GlobalVariable> GV(
 | |
|       new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
 | |
|   TypedTrackingMDRef<ValueAsMetadata> MD(ValueAsMetadata::get(GV.get()));
 | |
|   EXPECT_TRUE(MD->getValue() == GV.get());
 | |
|   ASSERT_TRUE(GV->use_empty());
 | |
| 
 | |
|   GV.reset();
 | |
|   EXPECT_TRUE(!MD);
 | |
| }
 | |
| 
 | |
| TEST(NamedMDNodeTest, Search) {
 | |
|   LLVMContext Context;
 | |
|   ConstantAsMetadata *C =
 | |
|       ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 1));
 | |
|   ConstantAsMetadata *C2 =
 | |
|       ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(Context), 2));
 | |
| 
 | |
|   Metadata *const V = C;
 | |
|   Metadata *const V2 = C2;
 | |
|   MDNode *n = MDNode::get(Context, V);
 | |
|   MDNode *n2 = MDNode::get(Context, V2);
 | |
| 
 | |
|   Module M("MyModule", Context);
 | |
|   const char *Name = "llvm.NMD1";
 | |
|   NamedMDNode *NMD = M.getOrInsertNamedMetadata(Name);
 | |
|   NMD->addOperand(n);
 | |
|   NMD->addOperand(n2);
 | |
| 
 | |
|   std::string Str;
 | |
|   raw_string_ostream oss(Str);
 | |
|   NMD->print(oss);
 | |
|   EXPECT_STREQ("!llvm.NMD1 = !{!0, !1}\n",
 | |
|                oss.str().c_str());
 | |
| }
 | |
| 
 | |
| typedef MetadataTest FunctionAttachmentTest;
 | |
| TEST_F(FunctionAttachmentTest, setMetadata) {
 | |
|   Function *F = getFunction("foo");
 | |
|   ASSERT_FALSE(F->hasMetadata());
 | |
|   EXPECT_EQ(nullptr, F->getMetadata(LLVMContext::MD_dbg));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("dbg"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other"));
 | |
| 
 | |
|   DISubprogram *SP1 = getSubprogram();
 | |
|   DISubprogram *SP2 = getSubprogram();
 | |
|   ASSERT_NE(SP1, SP2);
 | |
| 
 | |
|   F->setMetadata("dbg", SP1);
 | |
|   EXPECT_TRUE(F->hasMetadata());
 | |
|   EXPECT_EQ(SP1, F->getMetadata(LLVMContext::MD_dbg));
 | |
|   EXPECT_EQ(SP1, F->getMetadata("dbg"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other"));
 | |
| 
 | |
|   F->setMetadata(LLVMContext::MD_dbg, SP2);
 | |
|   EXPECT_TRUE(F->hasMetadata());
 | |
|   EXPECT_EQ(SP2, F->getMetadata(LLVMContext::MD_dbg));
 | |
|   EXPECT_EQ(SP2, F->getMetadata("dbg"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other"));
 | |
| 
 | |
|   F->setMetadata("dbg", nullptr);
 | |
|   EXPECT_FALSE(F->hasMetadata());
 | |
|   EXPECT_EQ(nullptr, F->getMetadata(LLVMContext::MD_dbg));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("dbg"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other"));
 | |
| 
 | |
|   MDTuple *T1 = getTuple();
 | |
|   MDTuple *T2 = getTuple();
 | |
|   ASSERT_NE(T1, T2);
 | |
| 
 | |
|   F->setMetadata("other1", T1);
 | |
|   F->setMetadata("other2", T2);
 | |
|   EXPECT_TRUE(F->hasMetadata());
 | |
|   EXPECT_EQ(T1, F->getMetadata("other1"));
 | |
|   EXPECT_EQ(T2, F->getMetadata("other2"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("dbg"));
 | |
| 
 | |
|   F->setMetadata("other1", T2);
 | |
|   F->setMetadata("other2", T1);
 | |
|   EXPECT_EQ(T2, F->getMetadata("other1"));
 | |
|   EXPECT_EQ(T1, F->getMetadata("other2"));
 | |
| 
 | |
|   F->setMetadata("other1", nullptr);
 | |
|   F->setMetadata("other2", nullptr);
 | |
|   EXPECT_FALSE(F->hasMetadata());
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other1"));
 | |
|   EXPECT_EQ(nullptr, F->getMetadata("other2"));
 | |
| }
 | |
| 
 | |
| TEST_F(FunctionAttachmentTest, getAll) {
 | |
|   Function *F = getFunction("foo");
 | |
| 
 | |
|   MDTuple *T1 = getTuple();
 | |
|   MDTuple *T2 = getTuple();
 | |
|   MDTuple *P = getTuple();
 | |
|   DISubprogram *SP = getSubprogram();
 | |
| 
 | |
|   F->setMetadata("other1", T2);
 | |
|   F->setMetadata(LLVMContext::MD_dbg, SP);
 | |
|   F->setMetadata("other2", T1);
 | |
|   F->setMetadata(LLVMContext::MD_prof, P);
 | |
|   F->setMetadata("other2", T2);
 | |
|   F->setMetadata("other1", T1);
 | |
| 
 | |
|   SmallVector<std::pair<unsigned, MDNode *>, 4> MDs;
 | |
|   F->getAllMetadata(MDs);
 | |
|   ASSERT_EQ(4u, MDs.size());
 | |
|   EXPECT_EQ(LLVMContext::MD_dbg, MDs[0].first);
 | |
|   EXPECT_EQ(LLVMContext::MD_prof, MDs[1].first);
 | |
|   EXPECT_EQ(Context.getMDKindID("other1"), MDs[2].first);
 | |
|   EXPECT_EQ(Context.getMDKindID("other2"), MDs[3].first);
 | |
|   EXPECT_EQ(SP, MDs[0].second);
 | |
|   EXPECT_EQ(P, MDs[1].second);
 | |
|   EXPECT_EQ(T1, MDs[2].second);
 | |
|   EXPECT_EQ(T2, MDs[3].second);
 | |
| }
 | |
| 
 | |
| TEST_F(FunctionAttachmentTest, Verifier) {
 | |
|   Function *F = getFunction("foo");
 | |
|   F->setMetadata("attach", getTuple());
 | |
|   F->setIsMaterializable(true);
 | |
| 
 | |
|   // Confirm this is materializable.
 | |
|   ASSERT_TRUE(F->isMaterializable());
 | |
| 
 | |
|   // Materializable functions cannot have metadata attachments.
 | |
|   EXPECT_TRUE(verifyFunction(*F));
 | |
| 
 | |
|   // Function declarations can.
 | |
|   F->setIsMaterializable(false);
 | |
|   EXPECT_FALSE(verifyModule(*F->getParent()));
 | |
|   EXPECT_FALSE(verifyFunction(*F));
 | |
| 
 | |
|   // So can definitions.
 | |
|   (void)new UnreachableInst(Context, BasicBlock::Create(Context, "bb", F));
 | |
|   EXPECT_FALSE(verifyModule(*F->getParent()));
 | |
|   EXPECT_FALSE(verifyFunction(*F));
 | |
| }
 | |
| 
 | |
| TEST_F(FunctionAttachmentTest, EntryCount) {
 | |
|   Function *F = getFunction("foo");
 | |
|   EXPECT_FALSE(F->getEntryCount().hasValue());
 | |
|   F->setEntryCount(12304, Function::PCT_Real);
 | |
|   auto Count = F->getEntryCount();
 | |
|   EXPECT_TRUE(Count.hasValue());
 | |
|   EXPECT_EQ(12304u, Count.getCount());
 | |
|   EXPECT_EQ(Function::PCT_Real, Count.getType());
 | |
| 
 | |
|   // Repeat the same for synthetic counts.
 | |
|   F = getFunction("bar");
 | |
|   EXPECT_FALSE(F->getEntryCount().hasValue());
 | |
|   F->setEntryCount(123, Function::PCT_Synthetic);
 | |
|   Count = F->getEntryCount(true /*allow synthetic*/);
 | |
|   EXPECT_TRUE(Count.hasValue());
 | |
|   EXPECT_EQ(123u, Count.getCount());
 | |
|   EXPECT_EQ(Function::PCT_Synthetic, Count.getType());
 | |
| }
 | |
| 
 | |
| TEST_F(FunctionAttachmentTest, SubprogramAttachment) {
 | |
|   Function *F = getFunction("foo");
 | |
|   DISubprogram *SP = getSubprogram();
 | |
|   F->setSubprogram(SP);
 | |
| 
 | |
|   // Note that the static_cast confirms that F->getSubprogram() actually
 | |
|   // returns an DISubprogram.
 | |
|   EXPECT_EQ(SP, static_cast<DISubprogram *>(F->getSubprogram()));
 | |
|   EXPECT_EQ(SP, F->getMetadata("dbg"));
 | |
|   EXPECT_EQ(SP, F->getMetadata(LLVMContext::MD_dbg));
 | |
| }
 | |
| 
 | |
| typedef MetadataTest DistinctMDOperandPlaceholderTest;
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, getID) {
 | |
|   EXPECT_EQ(7u, DistinctMDOperandPlaceholder(7).getID());
 | |
| }
 | |
| 
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, replaceUseWith) {
 | |
|   // Set up some placeholders.
 | |
|   DistinctMDOperandPlaceholder PH0(7);
 | |
|   DistinctMDOperandPlaceholder PH1(3);
 | |
|   DistinctMDOperandPlaceholder PH2(0);
 | |
|   Metadata *Ops[] = {&PH0, &PH1, &PH2};
 | |
|   auto *D = MDTuple::getDistinct(Context, Ops);
 | |
|   ASSERT_EQ(&PH0, D->getOperand(0));
 | |
|   ASSERT_EQ(&PH1, D->getOperand(1));
 | |
|   ASSERT_EQ(&PH2, D->getOperand(2));
 | |
| 
 | |
|   // Replace them.
 | |
|   auto *N0 = MDTuple::get(Context, None);
 | |
|   auto *N1 = MDTuple::get(Context, N0);
 | |
|   PH0.replaceUseWith(N0);
 | |
|   PH1.replaceUseWith(N1);
 | |
|   PH2.replaceUseWith(nullptr);
 | |
|   EXPECT_EQ(N0, D->getOperand(0));
 | |
|   EXPECT_EQ(N1, D->getOperand(1));
 | |
|   EXPECT_EQ(nullptr, D->getOperand(2));
 | |
| }
 | |
| 
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, replaceUseWithNoUser) {
 | |
|   // There is no user, but we can still call replace.
 | |
|   DistinctMDOperandPlaceholder(7).replaceUseWith(MDTuple::get(Context, None));
 | |
| }
 | |
| 
 | |
| // Test various assertions in metadata tracking. Don't run these tests if gtest
 | |
| // will use SEH to recover from them. Two of these tests get halfway through
 | |
| // inserting metadata into DenseMaps for tracking purposes, and then they
 | |
| // assert, and we attempt to destroy an LLVMContext with broken invariants,
 | |
| // leading to infinite loops.
 | |
| #if defined(GTEST_HAS_DEATH_TEST) && !defined(NDEBUG) && !defined(GTEST_HAS_SEH)
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, MetadataAsValue) {
 | |
|   // This shouldn't crash.
 | |
|   DistinctMDOperandPlaceholder PH(7);
 | |
|   EXPECT_DEATH(MetadataAsValue::get(Context, &PH),
 | |
|                "Unexpected callback to owner");
 | |
| }
 | |
| 
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, UniquedMDNode) {
 | |
|   // This shouldn't crash.
 | |
|   DistinctMDOperandPlaceholder PH(7);
 | |
|   EXPECT_DEATH(MDTuple::get(Context, &PH), "Unexpected callback to owner");
 | |
| }
 | |
| 
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, SecondDistinctMDNode) {
 | |
|   // This shouldn't crash.
 | |
|   DistinctMDOperandPlaceholder PH(7);
 | |
|   MDTuple::getDistinct(Context, &PH);
 | |
|   EXPECT_DEATH(MDTuple::getDistinct(Context, &PH),
 | |
|                "Placeholders can only be used once");
 | |
| }
 | |
| 
 | |
| TEST_F(DistinctMDOperandPlaceholderTest, TrackingMDRefAndDistinctMDNode) {
 | |
|   // TrackingMDRef doesn't install an owner callback, so it can't be detected
 | |
|   // as an invalid use.  However, using a placeholder in a TrackingMDRef *and*
 | |
|   // a distinct node isn't possible and we should assert.
 | |
|   //
 | |
|   // (There's no positive test for using TrackingMDRef because it's not a
 | |
|   // useful thing to do.)
 | |
|   {
 | |
|     DistinctMDOperandPlaceholder PH(7);
 | |
|     MDTuple::getDistinct(Context, &PH);
 | |
|     EXPECT_DEATH(TrackingMDRef Ref(&PH), "Placeholders can only be used once");
 | |
|   }
 | |
|   {
 | |
|     DistinctMDOperandPlaceholder PH(7);
 | |
|     TrackingMDRef Ref(&PH);
 | |
|     EXPECT_DEATH(MDTuple::getDistinct(Context, &PH),
 | |
|                  "Placeholders can only be used once");
 | |
|   }
 | |
| }
 | |
| #endif
 | |
| 
 | |
| typedef MetadataTest DebugVariableTest;
 | |
| TEST_F(DebugVariableTest, DenseMap) {
 | |
|   DenseMap<DebugVariable, uint64_t> DebugVariableMap;
 | |
| 
 | |
|   DILocalScope *Scope = getSubprogram();
 | |
|   DIFile *File = getFile();
 | |
|   DIType *Type = getDerivedType();
 | |
|   DINode::DIFlags Flags = static_cast<DINode::DIFlags>(7);
 | |
| 
 | |
|   DILocation *InlinedLoc = DILocation::get(Context, 2, 7, Scope);
 | |
| 
 | |
|   DILocalVariable *VarA =
 | |
|       DILocalVariable::get(Context, Scope, "A", File, 5, Type, 2, Flags, 8);
 | |
|   DILocalVariable *VarB =
 | |
|       DILocalVariable::get(Context, Scope, "B", File, 7, Type, 3, Flags, 8);
 | |
| 
 | |
|   DebugVariable DebugVariableA(VarA, NoneType(), nullptr);
 | |
|   DebugVariable DebugVariableInlineA(VarA, NoneType(), InlinedLoc);
 | |
|   DebugVariable DebugVariableB(VarB, NoneType(), nullptr);
 | |
|   DebugVariable DebugVariableFragB(VarB, {{16, 16}}, nullptr);
 | |
| 
 | |
|   DebugVariableMap.insert({DebugVariableA, 2});
 | |
|   DebugVariableMap.insert({DebugVariableInlineA, 3});
 | |
|   DebugVariableMap.insert({DebugVariableB, 6});
 | |
|   DebugVariableMap.insert({DebugVariableFragB, 12});
 | |
| 
 | |
|   EXPECT_EQ(DebugVariableMap.count(DebugVariableA), 1u);
 | |
|   EXPECT_EQ(DebugVariableMap.count(DebugVariableInlineA), 1u);
 | |
|   EXPECT_EQ(DebugVariableMap.count(DebugVariableB), 1u);
 | |
|   EXPECT_EQ(DebugVariableMap.count(DebugVariableFragB), 1u);
 | |
| 
 | |
|   EXPECT_EQ(DebugVariableMap.find(DebugVariableA)->second, 2u);
 | |
|   EXPECT_EQ(DebugVariableMap.find(DebugVariableInlineA)->second, 3u);
 | |
|   EXPECT_EQ(DebugVariableMap.find(DebugVariableB)->second, 6u);
 | |
|   EXPECT_EQ(DebugVariableMap.find(DebugVariableFragB)->second, 12u);
 | |
| }
 | |
| 
 | |
| } // end namespace
 |