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-rw-r--r--llvm/lib/AsmParser/LLParser.cpp17
-rw-r--r--llvm/lib/Bitcode/Reader/BitcodeReader.cpp12
-rw-r--r--llvm/lib/Bitcode/Writer/BitcodeWriter.cpp18
-rw-r--r--llvm/lib/IR/AsmWriter.cpp21
4 files changed, 59 insertions, 9 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index 360e8a49c8f..fc829166abf 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -3658,9 +3658,24 @@ bool LLParser::ParseMDObjCProperty(MDNode *&Result, bool IsDistinct) {
return false;
}
+/// ParseMDImportedEntity:
+/// ::= !MDImportedEntity(tag: DW_TAG_imported_module, scope: !0, entity: !1,
+/// line: 7, name: "foo")
bool LLParser::ParseMDImportedEntity(MDNode *&Result, bool IsDistinct) {
- return TokError("unimplemented parser");
+#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
+ REQUIRED(tag, DwarfTagField, ); \
+ REQUIRED(scope, MDField, ); \
+ OPTIONAL(entity, MDField, ); \
+ OPTIONAL(line, LineField, ); \
+ OPTIONAL(name, MDStringField, );
+ PARSE_MD_FIELDS();
+#undef VISIT_MD_FIELDS
+
+ Result = GET_OR_DISTINCT(MDImportedEntity, (Context, tag.Val, scope.Val,
+ entity.Val, line.Val, name.Val));
+ return false;
}
+
#undef PARSE_MD_FIELD
#undef NOP_FIELD
#undef REQUIRE_FIELD
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 5430ebcb231..358c6f2b898 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1575,6 +1575,18 @@ std::error_code BitcodeReader::ParseMetadata() {
NextMDValueNo++);
break;
}
+ case bitc::METADATA_IMPORTED_ENTITY: {
+ if (Record.size() != 6)
+ return Error("Invalid record");
+
+ MDValueList.AssignValue(
+ GET_OR_DISTINCT(MDImportedEntity, Record[0],
+ (Context, Record[1], getMDOrNull(Record[2]),
+ getMDOrNull(Record[3]), Record[4],
+ getMDString(Record[5]))),
+ NextMDValueNo++);
+ break;
+ }
case bitc::METADATA_STRING: {
std::string String(Record.begin(), Record.end());
llvm::UpgradeMDStringConstant(String);
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index ee522c41d16..0a3c57e8c26 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -1124,10 +1124,20 @@ static void WriteMDObjCProperty(const MDObjCProperty *N,
Record.clear();
}
-static void WriteMDImportedEntity(const MDImportedEntity *,
- const ValueEnumerator &, BitstreamWriter &,
- SmallVectorImpl<uint64_t> &, unsigned) {
- llvm_unreachable("write not implemented");
+static void WriteMDImportedEntity(const MDImportedEntity *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(N->getTag());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getEntity()));
+ Record.push_back(N->getLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+
+ Stream.EmitRecord(bitc::METADATA_IMPORTED_ENTITY, Record, Abbrev);
+ Record.clear();
}
static void WriteModuleMetadata(const Module *M,
diff --git a/llvm/lib/IR/AsmWriter.cpp b/llvm/lib/IR/AsmWriter.cpp
index c363da2f560..6248f3e7c3c 100644
--- a/llvm/lib/IR/AsmWriter.cpp
+++ b/llvm/lib/IR/AsmWriter.cpp
@@ -1827,12 +1827,25 @@ static void writeMDObjCProperty(raw_ostream &Out, const MDObjCProperty *N,
Out << ")";
}
-static void writeMDImportedEntity(raw_ostream &, const MDImportedEntity *,
- TypePrinting *, SlotTracker *,
- const Module *) {
- llvm_unreachable("write not implemented");
+static void writeMDImportedEntity(raw_ostream &Out, const MDImportedEntity *N,
+ TypePrinting *TypePrinter,
+ SlotTracker *Machine, const Module *Context) {
+ Out << "!MDImportedEntity(";
+ FieldSeparator FS;
+ writeTag(Out, FS, N);
+ Out << FS << "scope: ";
+ writeMetadataAsOperand(Out, N->getScope(), TypePrinter, Machine, Context);
+ if (N->getEntity()) {
+ Out << FS << "entity: ";
+ writeMetadataAsOperand(Out, N->getEntity(), TypePrinter, Machine, Context);
+ }
+ if (N->getLine())
+ Out << FS << "line: " << N->getLine();
+ Out << FS << "name: \"" << N->getName() << "\"";
+ Out << ")";
}
+
static void WriteMDNodeBodyInternal(raw_ostream &Out, const MDNode *Node,
TypePrinting *TypePrinter,
SlotTracker *Machine,
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