#include "llvm/Bitcode/BitstreamWriter.h"
#include "llvm/Bitcode/LLVMBitCodes.h"
#include "llvm/IR/Constants.h"
+#include "llvm/IR/DebugInfoMetadata.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/Instructions.h"
// GLOBALVAR: [type, isconst, initid,
// linkage, alignment, section, visibility, threadlocal,
- // unnamed_addr, externally_initialized, dllstorageclass]
+ // unnamed_addr, externally_initialized, dllstorageclass,
+ // comdat]
Vals.push_back(VE.getTypeID(GV.getType()));
Vals.push_back(GV.isConstant());
Vals.push_back(GV.isDeclaration() ? 0 :
Record.clear();
}
-static void WriteGenericDebugNode(const GenericDebugNode *,
+static void WriteGenericDebugNode(const GenericDebugNode *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(0); // Per-tag version field; unused for now.
+
+ for (auto &I : N->operands())
+ Record.push_back(VE.getMetadataOrNullID(I));
+
+ Stream.EmitRecord(bitc::METADATA_GENERIC_DEBUG, Record, Abbrev);
+ Record.clear();
+}
+
+static uint64_t rotateSign(int64_t I) {
+ uint64_t U = I;
+ return I < 0 ? ~(U << 1) : U << 1;
+}
+
+static void WriteMDSubrange(const MDSubrange *N, const ValueEnumerator &,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(N->getCount());
+ Record.push_back(rotateSign(N->getLo()));
+
+ Stream.EmitRecord(bitc::METADATA_SUBRANGE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDEnumerator(const MDEnumerator *N, const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(rotateSign(N->getValue()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+
+ Stream.EmitRecord(bitc::METADATA_ENUMERATOR, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDBasicType(const MDBasicType *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->getRawName()));
+ Record.push_back(N->getSizeInBits());
+ Record.push_back(N->getAlignInBits());
+ Record.push_back(N->getEncoding());
+
+ Stream.EmitRecord(bitc::METADATA_BASIC_TYPE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDDerivedType(const MDDerivedType *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->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataID(N->getBaseType()));
+ Record.push_back(N->getSizeInBits());
+ Record.push_back(N->getAlignInBits());
+ Record.push_back(N->getOffsetInBits());
+ Record.push_back(N->getFlags());
+ Record.push_back(VE.getMetadataOrNullID(N->getExtraData()));
+
+ Stream.EmitRecord(bitc::METADATA_DERIVED_TYPE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDCompositeType(const MDCompositeType *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->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getBaseType()));
+ Record.push_back(N->getSizeInBits());
+ Record.push_back(N->getAlignInBits());
+ Record.push_back(N->getOffsetInBits());
+ Record.push_back(N->getFlags());
+ Record.push_back(VE.getMetadataOrNullID(N->getElements()));
+ Record.push_back(N->getRuntimeLang());
+ Record.push_back(VE.getMetadataOrNullID(N->getVTableHolder()));
+ Record.push_back(VE.getMetadataOrNullID(N->getTemplateParams()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawIdentifier()));
+
+ Stream.EmitRecord(bitc::METADATA_COMPOSITE_TYPE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDSubroutineType(const MDSubroutineType *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(N->getFlags());
+ Record.push_back(VE.getMetadataOrNullID(N->getTypeArray()));
+
+ Stream.EmitRecord(bitc::METADATA_SUBROUTINE_TYPE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDFile(const MDFile *N, const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record, unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getRawFilename()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawDirectory()));
+
+ Stream.EmitRecord(bitc::METADATA_FILE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDCompileUnit(const MDCompileUnit *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(N->getSourceLanguage());
+ Record.push_back(VE.getMetadataID(N->getFile()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawProducer()));
+ Record.push_back(N->isOptimized());
+ Record.push_back(VE.getMetadataOrNullID(N->getRawFlags()));
+ Record.push_back(N->getRuntimeVersion());
+ Record.push_back(VE.getMetadataOrNullID(N->getRawSplitDebugFilename()));
+ Record.push_back(N->getEmissionKind());
+ Record.push_back(VE.getMetadataOrNullID(N->getEnumTypes()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRetainedTypes()));
+ Record.push_back(VE.getMetadataOrNullID(N->getSubprograms()));
+ Record.push_back(VE.getMetadataOrNullID(N->getGlobalVariables()));
+ Record.push_back(VE.getMetadataOrNullID(N->getImportedEntities()));
+
+ Stream.EmitRecord(bitc::METADATA_COMPILE_UNIT, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDSubprogram(const MDSubprogram *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawLinkageName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getType()));
+ Record.push_back(N->isLocalToUnit());
+ Record.push_back(N->isDefinition());
+ Record.push_back(N->getScopeLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getContainingType()));
+ Record.push_back(N->getVirtuality());
+ Record.push_back(N->getVirtualIndex());
+ Record.push_back(N->getFlags());
+ Record.push_back(N->isOptimized());
+ Record.push_back(VE.getMetadataOrNullID(N->getFunction()));
+ Record.push_back(VE.getMetadataOrNullID(N->getTemplateParams()));
+ Record.push_back(VE.getMetadataOrNullID(N->getDeclaration()));
+ Record.push_back(VE.getMetadataOrNullID(N->getVariables()));
+
+ Stream.EmitRecord(bitc::METADATA_SUBPROGRAM, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDLexicalBlock(const MDLexicalBlock *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getLine());
+ Record.push_back(N->getColumn());
+
+ Stream.EmitRecord(bitc::METADATA_LEXICAL_BLOCK, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDLexicalBlockFile(const MDLexicalBlockFile *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getDiscriminator());
+
+ Stream.EmitRecord(bitc::METADATA_LEXICAL_BLOCK_FILE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDNamespace(const MDNamespace *N, const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+ Record.push_back(N->getLine());
+
+ Stream.EmitRecord(bitc::METADATA_NAMESPACE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDTemplateTypeParameter(const MDTemplateTypeParameter *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getType()));
+
+ Stream.EmitRecord(bitc::METADATA_TEMPLATE_TYPE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDTemplateValueParameter(const MDTemplateValueParameter *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->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getType()));
+ Record.push_back(VE.getMetadataOrNullID(N->getValue()));
+
+ Stream.EmitRecord(bitc::METADATA_TEMPLATE_VALUE, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDGlobalVariable(const MDGlobalVariable *N,
+ const ValueEnumerator &VE,
+ BitstreamWriter &Stream,
+ SmallVectorImpl<uint64_t> &Record,
+ unsigned Abbrev) {
+ Record.push_back(N->isDistinct());
+ Record.push_back(VE.getMetadataOrNullID(N->getScope()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getRawLinkageName()));
+ Record.push_back(VE.getMetadataOrNullID(N->getFile()));
+ Record.push_back(N->getLine());
+ Record.push_back(VE.getMetadataOrNullID(N->getType()));
+ Record.push_back(N->isLocalToUnit());
+ Record.push_back(N->isDefinition());
+ Record.push_back(VE.getMetadataOrNullID(N->getVariable()));
+ Record.push_back(VE.getMetadataOrNullID(N->getStaticDataMemberDeclaration()));
+
+ Stream.EmitRecord(bitc::METADATA_GLOBAL_VAR, Record, Abbrev);
+ Record.clear();
+}
+
+static void WriteMDLocalVariable(const MDLocalVariable *,
+ const ValueEnumerator &, BitstreamWriter &,
+ SmallVectorImpl<uint64_t> &, unsigned) {
+ llvm_unreachable("write not implemented");
+}
+static void WriteMDExpression(const MDExpression *, const ValueEnumerator &,
+ BitstreamWriter &, SmallVectorImpl<uint64_t> &,
+ unsigned) {
+ llvm_unreachable("write not implemented");
+}
+static void WriteMDObjCProperty(const MDObjCProperty *, const ValueEnumerator &,
+ BitstreamWriter &, SmallVectorImpl<uint64_t> &,
+ unsigned) {
+ llvm_unreachable("write not implemented");
+}
+static void WriteMDImportedEntity(const MDImportedEntity *,
const ValueEnumerator &, BitstreamWriter &,
SmallVectorImpl<uint64_t> &, unsigned) {
- llvm_unreachable("unimplemented");
+ llvm_unreachable("write not implemented");
}
static void WriteModuleMetadata(const Module *M,
MDSAbbrev = Stream.EmitAbbrev(Abbv);
}
- unsigned MDLocationAbbrev = 0;
+ // Initialize MDNode abbreviations.
+#define HANDLE_MDNODE_LEAF(CLASS) unsigned CLASS##Abbrev = 0;
+#include "llvm/IR/Metadata.def"
+
if (VE.hasMDLocation()) {
// Abbrev for METADATA_LOCATION.
//
MDLocationAbbrev = Stream.EmitAbbrev(Abbv);
}
+ if (VE.hasGenericDebugNode()) {
+ // Abbrev for METADATA_GENERIC_DEBUG.
+ //
+ // Assume the column is usually under 128, and always output the inlined-at
+ // location (it's never more expensive than building an array size 1).
+ BitCodeAbbrev *Abbv = new BitCodeAbbrev();
+ Abbv->Add(BitCodeAbbrevOp(bitc::METADATA_GENERIC_DEBUG));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));
+ GenericDebugNodeAbbrev = Stream.EmitAbbrev(Abbv);
+ }
+
unsigned NameAbbrev = 0;
if (!M->named_metadata_empty()) {
// Abbrev for METADATA_NAME.
NameAbbrev = Stream.EmitAbbrev(Abbv);
}
- unsigned MDTupleAbbrev = 0;
- unsigned GenericDebugNodeAbbrev = 0;
SmallVector<uint64_t, 64> Record;
for (const Metadata *MD : MDs) {
if (const MDNode *N = dyn_cast<MDNode>(MD)) {
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