aaboud added reviewers: erichkeane, bwyma.
aaboud updated this revision to Diff 65551.
aaboud added a comment.
Updated patch to top of trunk (r276746) - Thanks to Ranjeet Singh.
Please, provide your feedback.
https://reviews.llvm.org/D16135
Files:
include/clang/AST/ASTConsumer.h
lib/AST/ASTConsumer.cpp
lib/CodeGen/CGDebugInfo.cpp
lib/CodeGen/CGDebugInfo.h
lib/CodeGen/CMakeLists.txt
lib/CodeGen/CodeGenAction.cpp
lib/CodeGen/CodeGenModule.cpp
lib/CodeGen/CodeGenModule.h
lib/CodeGen/ModuleBuilder.cpp
lib/Parse/ParseAST.cpp
Index: lib/Parse/ParseAST.cpp
===================================================================
--- lib/Parse/ParseAST.cpp
+++ lib/Parse/ParseAST.cpp
@@ -127,6 +127,12 @@
new Parser(S.getPreprocessor(), S, SkipFunctionBodies));
Parser &P = *ParseOP.get();
+ std::unique_ptr<PPCallbacks> Callbacks =
+ Consumer->CreatePreprocessorCallbacks(S.getPreprocessor());
+ if (Callbacks) {
+ S.getPreprocessor().addPPCallbacks(std::move(Callbacks));
+ }
+
llvm::CrashRecoveryContextCleanupRegistrar<const void, ResetStackCleanup>
CleanupPrettyStack(llvm::SavePrettyStackState());
PrettyStackTraceParserEntry CrashInfo(P);
Index: lib/CodeGen/ModuleBuilder.cpp
===================================================================
--- lib/CodeGen/ModuleBuilder.cpp
+++ lib/CodeGen/ModuleBuilder.cpp
@@ -20,6 +20,7 @@
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/TargetInfo.h"
#include "clang/Frontend/CodeGenOptions.h"
+#include "clang/Lex/PPCallbacks.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/LLVMContext.h"
@@ -130,6 +131,11 @@
Builder->AppendLinkerOptions(Opt);
}
+ std::unique_ptr<PPCallbacks>
+ CreatePreprocessorCallbacks(Preprocessor &PP) override {
+ return Builder->createPreprocessorCallbacks(PP);
+ }
+
void HandleCXXStaticMemberVarInstantiation(VarDecl *VD) override {
if (Diags.hasErrorOccurred())
return;
Index: lib/CodeGen/CodeGenModule.cpp
===================================================================
--- lib/CodeGen/CodeGenModule.cpp
+++ lib/CodeGen/CodeGenModule.cpp
@@ -25,6 +25,7 @@
#include "CodeGenPGO.h"
#include "CodeGenTBAA.h"
#include "CoverageMappingGen.h"
+#include "MacroPPCallbacks.h"
#include "TargetInfo.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/CharUnits.h"
@@ -204,6 +205,16 @@
CUDARuntime.reset(CreateNVCUDARuntime(*this));
}
+std::unique_ptr<PPCallbacks>
+CodeGenModule::createPreprocessorCallbacks(Preprocessor &PP) {
+ // Enable generating macro debug info only in FullDebugInfo mode.
+ if (CodeGenOpts.getDebugInfo() < codegenoptions::FullDebugInfo ||
+ !getModuleDebugInfo())
+ return nullptr;
+
+ return llvm::make_unique<MacroPPCallbacks>(*getModuleDebugInfo(), PP);
+}
+
void CodeGenModule::addReplacement(StringRef Name, llvm::Constant *C) {
Replacements[Name] = C;
}
Index: lib/CodeGen/CMakeLists.txt
===================================================================
--- lib/CodeGen/CMakeLists.txt
+++ lib/CodeGen/CMakeLists.txt
@@ -73,6 +73,7 @@
CodeGenTypes.cpp
CoverageMappingGen.cpp
ItaniumCXXABI.cpp
+ MacroPPCallbacks.cpp
MicrosoftCXXABI.cpp
ModuleBuilder.cpp
ObjectFilePCHContainerOperations.cpp
Index: lib/CodeGen/CGDebugInfo.h
===================================================================
--- lib/CodeGen/CGDebugInfo.h
+++ lib/CodeGen/CGDebugInfo.h
@@ -386,6 +386,16 @@
void completeTemplateDefinition(const ClassTemplateSpecializationDecl &SD);
+ /// Get Macro debug info.
+ llvm::DIMacro *CreateMacro(llvm::DIMacroFile *Parent, unsigned MType,
+ SourceLocation LineLoc, StringRef Name,
+ StringRef Value);
+
+ /// Get Macro File debug info.
+ llvm::DIMacroFile *CreateMacroFile(llvm::DIMacroFile *Parent,
+ SourceLocation LineLoc,
+ SourceLocation FileLoc);
+
private:
/// Emit call to llvm.dbg.declare for a variable declaration.
void EmitDeclare(const VarDecl *decl, llvm::Value *AI,
Index: lib/CodeGen/CodeGenAction.cpp
===================================================================
--- lib/CodeGen/CodeGenAction.cpp
+++ lib/CodeGen/CodeGenAction.cpp
@@ -222,6 +222,11 @@
Gen->HandleVTable(RD);
}
+ std::unique_ptr<PPCallbacks>
+ CreatePreprocessorCallbacks(Preprocessor &PP) override {
+ return Gen->CreatePreprocessorCallbacks(PP);
+ }
+
static void InlineAsmDiagHandler(const llvm::SMDiagnostic &SM,void *Context,
unsigned LocCookie) {
SourceLocation Loc = SourceLocation::getFromRawEncoding(LocCookie);
Index: lib/CodeGen/CGDebugInfo.cpp
===================================================================
--- lib/CodeGen/CGDebugInfo.cpp
+++ lib/CodeGen/CGDebugInfo.cpp
@@ -2264,6 +2264,22 @@
FullName);
}
+llvm::DIMacro *CGDebugInfo::CreateMacro(llvm::DIMacroFile *Parent,
+ unsigned MType, SourceLocation LineLoc,
+ StringRef Name, StringRef Value) {
+ unsigned Line = LineLoc.isInvalid() ? 0 : getLineNumber(LineLoc);
+ return DBuilder.createMacro(Parent, Line, MType, Name, Value);
+}
+
+llvm::DIMacroFile *CGDebugInfo::CreateMacroFile(llvm::DIMacroFile *Parent,
+ SourceLocation LineLoc,
+ SourceLocation FileLoc) {
+ llvm::DIFile *FName = getOrCreateFile(FileLoc);
+ unsigned Line = LineLoc.isInvalid() ? 0 : getLineNumber(LineLoc);
+ return DBuilder.createMacroFile(Parent, Line, FName,
+ llvm::DIMacroNodeArray());
+}
+
static QualType UnwrapTypeForDebugInfo(QualType T, const ASTContext &C) {
Qualifiers Quals;
do {
Index: lib/CodeGen/CodeGenModule.h
===================================================================
--- lib/CodeGen/CodeGenModule.h
+++ lib/CodeGen/CodeGenModule.h
@@ -77,6 +77,8 @@
class CXXDestructorDecl;
class Module;
class CoverageSourceInfo;
+class Preprocessor;
+class PPCallbacks;
namespace CodeGen {
@@ -591,6 +593,8 @@
CGDebugInfo *getModuleDebugInfo() { return DebugInfo.get(); }
+ std::unique_ptr<PPCallbacks> createPreprocessorCallbacks(Preprocessor &PP);
+
llvm::MDNode *getNoObjCARCExceptionsMetadata() {
if (!NoObjCARCExceptionsMetadata)
NoObjCARCExceptionsMetadata = llvm::MDNode::get(getLLVMContext(), None);
Index: lib/AST/ASTConsumer.cpp
===================================================================
--- lib/AST/ASTConsumer.cpp
+++ lib/AST/ASTConsumer.cpp
@@ -14,6 +14,7 @@
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclGroup.h"
+#include "clang/Lex/PPCallbacks.h"
using namespace clang;
bool ASTConsumer::HandleTopLevelDecl(DeclGroupRef D) {
@@ -29,3 +30,9 @@
void ASTConsumer::HandleImplicitImportDecl(ImportDecl *D) {
HandleTopLevelDecl(DeclGroupRef(D));
}
+
+std::unique_ptr<PPCallbacks>
+
+ASTConsumer::CreatePreprocessorCallbacks(Preprocessor &PP) {
+ return nullptr;
+}
Index: include/clang/AST/ASTConsumer.h
===================================================================
--- include/clang/AST/ASTConsumer.h
+++ include/clang/AST/ASTConsumer.h
@@ -14,6 +14,8 @@
#ifndef LLVM_CLANG_AST_ASTCONSUMER_H
#define LLVM_CLANG_AST_ASTCONSUMER_H
+#include <memory>
+
namespace clang {
class ASTContext;
class CXXMethodDecl;
@@ -27,6 +29,8 @@
class VarDecl;
class FunctionDecl;
class ImportDecl;
+ class PPCallbacks;
+ class Preprocessor;
/// ASTConsumer - This is an abstract interface that should be implemented by
/// clients that read ASTs. This abstraction layer allows the client to be
@@ -139,6 +143,12 @@
/// body may be parsed anyway if it is needed (for instance, if it contains
/// the code completion point or is constexpr).
virtual bool shouldSkipFunctionBody(Decl *D) { return true; }
+
+ /// If the consumer is interested in notifications from Preprocessor,
+ /// for example: notifications on macro definitions, etc., it should return
+ /// a pointer to a PPCallbacks here.
+ /// The caller takes ownership on the returned pointer.
+ virtual std::unique_ptr<PPCallbacks> CreatePreprocessorCallbacks(Preprocessor &PP);
};
} // end namespace clang.
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