IR: Add missing API to specialized metadata nodes
Add the final bits of API that `DIBuilder` needs before the new nodes
can be moved into place.
- Add `MDType::clone()` and `MDType::setFlags()` to support
`DIBuilder::createTypeWithFlags()`.
- Add `MDBasicType::get()` overload that just requires a tag and a
name, as a convenience for `DIBuilder::createUnspecifiedType()`.
- Add `MDLocalVariable::withInline()` and
`MDLocalVariable::withoutInline()` to support
`llvm::createInlinedVariable()` and
`llvm::cleanseInlinedVariable()`.
(Somehow these got lost inside the "move into place" patch I'm about to
commit -- better to commit separately!)
llvm-svn: 231079
diff --git a/llvm/unittests/IR/MetadataTest.cpp b/llvm/unittests/IR/MetadataTest.cpp
index 4de6ecc..6662bd1 100644
--- a/llvm/unittests/IR/MetadataTest.cpp
+++ b/llvm/unittests/IR/MetadataTest.cpp
@@ -9,6 +9,7 @@
#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"
@@ -730,6 +731,48 @@
EXPECT_EQ(UINT64_MAX - 1, N->getAlignInBits());
}
+TEST_F(MDBasicTypeTest, getUnspecified) {
+ auto *N =
+ MDBasicType::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());
+}
+
+typedef MetadataTest MDTypeTest;
+
+TEST_F(MDTypeTest, clone) {
+ // Check that MDType has a specialized clone that returns TempMDType.
+ MDType *N = MDBasicType::get(Context, dwarf::DW_TAG_base_type, "int", 32, 32,
+ dwarf::DW_ATE_signed);
+
+ TempMDType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(MDTypeTest, setFlags) {
+ // void (void)
+ Metadata *TypesOps[] = {nullptr};
+ Metadata *Types = MDTuple::get(Context, TypesOps);
+
+ MDType *D = MDSubroutineType::getDistinct(Context, 0u, Types);
+ EXPECT_EQ(0u, D->getFlags());
+ D->setFlags(DIDescriptor::FlagRValueReference);
+ EXPECT_EQ(DIDescriptor::FlagRValueReference, D->getFlags());
+ D->setFlags(0u);
+ EXPECT_EQ(0u, D->getFlags());
+
+ TempMDType T = MDSubroutineType::getTemporary(Context, 0u, Types);
+ EXPECT_EQ(0u, T->getFlags());
+ T->setFlags(DIDescriptor::FlagRValueReference);
+ EXPECT_EQ(DIDescriptor::FlagRValueReference, T->getFlags());
+ T->setFlags(0u);
+ EXPECT_EQ(0u, T->getFlags());
+}
+
typedef MetadataTest MDDerivedTypeTest;
TEST_F(MDDerivedTypeTest, get) {
@@ -1574,7 +1617,9 @@
Metadata *Type = MDTuple::getDistinct(Context, None);
unsigned Arg = 6;
unsigned Flags = 7;
- Metadata *InlinedAt = MDTuple::getDistinct(Context, None);
+ Metadata *InlinedAtScope = MDTuple::getDistinct(Context, None);
+ Metadata *InlinedAt =
+ MDLocation::getDistinct(Context, 10, 20, InlinedAtScope);
auto *N = MDLocalVariable::get(Context, Tag, Scope, Name, File, Line, Type,
Arg, Flags, InlinedAt);
@@ -1612,6 +1657,19 @@
TempMDLocalVariable Temp = N->clone();
EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+
+ auto *Inlined = N->withoutInline();
+ EXPECT_NE(N, Inlined);
+ EXPECT_EQ(N->getTag(), Inlined->getTag());
+ EXPECT_EQ(N->getScope(), Inlined->getScope());
+ EXPECT_EQ(N->getName(), Inlined->getName());
+ EXPECT_EQ(N->getFile(), Inlined->getFile());
+ EXPECT_EQ(N->getLine(), Inlined->getLine());
+ EXPECT_EQ(N->getType(), Inlined->getType());
+ EXPECT_EQ(N->getArg(), Inlined->getArg());
+ EXPECT_EQ(N->getFlags(), Inlined->getFlags());
+ EXPECT_EQ(nullptr, Inlined->getInlinedAt());
+ EXPECT_EQ(N, Inlined->withInline(cast<MDLocation>(InlinedAt)));
}
typedef MetadataTest MDExpressionTest;