This revision was not accepted when it landed; it landed in state "Needs
Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rG53539bb032d1: [DebugInfo] Add another level to DebugInfoKind
called Constructor (authored by akhuang).
Changed prior to commit:
https://reviews.llvm.org/D72427?vs=237411&id=237808#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D72427/new/
https://reviews.llvm.org/D72427
Files:
clang/include/clang/Basic/CodeGenOptions.h
clang/include/clang/Basic/DebugInfoOptions.h
clang/lib/CodeGen/CGBlocks.cpp
clang/lib/CodeGen/CGDebugInfo.cpp
clang/lib/CodeGen/CGDecl.cpp
clang/lib/CodeGen/CGStmt.cpp
clang/lib/CodeGen/CGStmtOpenMP.cpp
clang/lib/CodeGen/CodeGenFunction.cpp
clang/lib/CodeGen/CodeGenModule.cpp
clang/lib/Driver/ToolChains/Clang.cpp
clang/lib/Frontend/CompilerInvocation.cpp
Index: clang/lib/Frontend/CompilerInvocation.cpp
===================================================================
--- clang/lib/Frontend/CompilerInvocation.cpp
+++ clang/lib/Frontend/CompilerInvocation.cpp
@@ -731,6 +731,7 @@
llvm::StringSwitch<unsigned>(A->getValue())
.Case("line-tables-only", codegenoptions::DebugLineTablesOnly)
.Case("line-directives-only", codegenoptions::DebugDirectivesOnly)
+ .Case("constructor", codegenoptions::DebugInfoConstructor)
.Case("limited", codegenoptions::LimitedDebugInfo)
.Case("standalone", codegenoptions::FullDebugInfo)
.Default(~0U);
@@ -787,8 +788,7 @@
llvm::Triple::arm, llvm::Triple::armeb};
llvm::Triple T(TargetOpts.Triple);
- if (Opts.OptimizationLevel > 0 &&
- Opts.getDebugInfo() >= codegenoptions::LimitedDebugInfo &&
+ if (Opts.OptimizationLevel > 0 && Opts.hasReducedDebugInfo() &&
llvm::is_contained(DebugEntryValueArchs, T.getArch()))
Opts.EnableDebugEntryValues = Args.hasArg(OPT_femit_debug_entry_values);
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -999,6 +999,9 @@
case codegenoptions::DebugLineTablesOnly:
CmdArgs.push_back("-debug-info-kind=line-tables-only");
break;
+ case codegenoptions::DebugInfoConstructor:
+ CmdArgs.push_back("-debug-info-kind=constructor");
+ break;
case codegenoptions::LimitedDebugInfo:
CmdArgs.push_back("-debug-info-kind=limited");
break;
Index: clang/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenModule.cpp
+++ clang/lib/CodeGen/CodeGenModule.cpp
@@ -4118,13 +4118,13 @@
// Emit global variable debug information.
if (CGDebugInfo *DI = getModuleDebugInfo())
- if (getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo)
+ if (getCodeGenOpts().hasReducedDebugInfo())
DI->EmitGlobalVariable(GV, D);
}
void CodeGenModule::EmitExternalVarDeclaration(const VarDecl *D) {
if (CGDebugInfo *DI = getModuleDebugInfo())
- if (getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo) {
+ if (getCodeGenOpts().hasReducedDebugInfo()) {
QualType ASTTy = D->getType();
llvm::Type *Ty = getTypes().ConvertTypeForMem(D->getType());
llvm::PointerType *PTy =
@@ -5371,7 +5371,7 @@
ObjCRuntime->GenerateClass(OMD);
// Emit global variable debug information.
if (CGDebugInfo *DI = getModuleDebugInfo())
- if (getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo)
+ if (getCodeGenOpts().hasReducedDebugInfo())
DI->getOrCreateInterfaceType(getContext().getObjCInterfaceType(
OMD->getClassInterface()), OMD->getLocation());
break;
Index: clang/lib/CodeGen/CodeGenFunction.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenFunction.cpp
+++ clang/lib/CodeGen/CodeGenFunction.cpp
@@ -2110,7 +2110,7 @@
const APValue &Init) {
assert(Init.hasValue() && "Invalid DeclRefExpr initializer!");
if (CGDebugInfo *Dbg = getDebugInfo())
- if (CGM.getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo)
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo())
Dbg->EmitGlobalVariable(E->getDecl(), Init);
}
Index: clang/lib/CodeGen/CGStmtOpenMP.cpp
===================================================================
--- clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -567,8 +567,7 @@
const CapturedDecl *CD = S.getCapturedDecl();
// Build the argument list.
bool NeedWrapperFunction =
- getDebugInfo() &&
- CGM.getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo;
+ getDebugInfo() && CGM.getCodeGenOpts().hasReducedDebugInfo();
FunctionArgList Args;
llvm::MapVector<const Decl *, std::pair<const VarDecl *, Address>> LocalAddrs;
llvm::DenseMap<const Decl *, std::pair<const Expr *, llvm::Value *>> VLASizes;
Index: clang/lib/CodeGen/CGStmt.cpp
===================================================================
--- clang/lib/CodeGen/CGStmt.cpp
+++ clang/lib/CodeGen/CGStmt.cpp
@@ -562,8 +562,7 @@
// Emit debug info for labels.
if (CGDebugInfo *DI = getDebugInfo()) {
- if (CGM.getCodeGenOpts().getDebugInfo() >=
- codegenoptions::LimitedDebugInfo) {
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo()) {
DI->setLocation(D->getLocation());
DI->EmitLabel(D, Builder);
}
Index: clang/lib/CodeGen/CGDecl.cpp
===================================================================
--- clang/lib/CodeGen/CGDecl.cpp
+++ clang/lib/CodeGen/CGDecl.cpp
@@ -446,8 +446,7 @@
// Emit global variable debug descriptor for static vars.
CGDebugInfo *DI = getDebugInfo();
- if (DI &&
- CGM.getCodeGenOpts().getDebugInfo() >= codegenoptions::LimitedDebugInfo) {
+ if (DI && CGM.getCodeGenOpts().hasReducedDebugInfo()) {
DI->setLocation(D.getLocation());
DI->EmitGlobalVariable(var, &D);
}
@@ -1394,8 +1393,7 @@
EmitVariablyModifiedType(Ty);
auto *DI = getDebugInfo();
- bool EmitDebugInfo = DI && CGM.getCodeGenOpts().getDebugInfo() >=
- codegenoptions::LimitedDebugInfo;
+ bool EmitDebugInfo = DI && CGM.getCodeGenOpts().hasReducedDebugInfo();
Address address = Address::invalid();
Address AllocaAddr = Address::invalid();
@@ -2496,9 +2494,7 @@
// Emit debug info for param declarations in non-thunk functions.
if (CGDebugInfo *DI = getDebugInfo()) {
- if (CGM.getCodeGenOpts().getDebugInfo() >=
- codegenoptions::LimitedDebugInfo &&
- !CurFuncIsThunk) {
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo() && !CurFuncIsThunk) {
DI->EmitDeclareOfArgVariable(&D, DeclPtr.getPointer(), ArgNo, Builder);
}
}
Index: clang/lib/CodeGen/CGDebugInfo.cpp
===================================================================
--- clang/lib/CodeGen/CGDebugInfo.cpp
+++ clang/lib/CodeGen/CGDebugInfo.cpp
@@ -591,6 +591,7 @@
case codegenoptions::DebugDirectivesOnly:
EmissionKind = llvm::DICompileUnit::DebugDirectivesOnly;
break;
+ case codegenoptions::DebugInfoConstructor:
case codegenoptions::LimitedDebugInfo:
case codegenoptions::FullDebugInfo:
EmissionKind = llvm::DICompileUnit::FullDebug;
@@ -2043,7 +2044,7 @@
llvm::DIType *CGDebugInfo::getOrCreateRecordType(QualType RTy,
SourceLocation Loc) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
llvm::DIType *T = getOrCreateType(RTy, getOrCreateFile(Loc));
return T;
}
@@ -2055,7 +2056,7 @@
llvm::DIType *CGDebugInfo::getOrCreateStandaloneType(QualType D,
SourceLocation Loc) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
assert(!D.isNull() && "null type");
llvm::DIType *T = getOrCreateType(D, getOrCreateFile(Loc));
assert(T && "could not create debug info for type");
@@ -3270,7 +3271,7 @@
DebugKind <= codegenoptions::DebugLineTablesOnly))
LinkageName = StringRef();
- if (DebugKind >= codegenoptions::LimitedDebugInfo) {
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo()) {
if (const NamespaceDecl *NSDecl =
dyn_cast_or_null<NamespaceDecl>(FD->getDeclContext()))
FDContext = getOrCreateNamespace(NSDecl);
@@ -3957,7 +3958,7 @@
llvm::Optional<unsigned> ArgNo,
CGBuilderTy &Builder,
const bool UsePointerValue) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
assert(!LexicalBlockStack.empty() && "Region stack mismatch, stack empty!");
if (VD->hasAttr<NoDebugAttr>())
return nullptr;
@@ -4091,12 +4092,12 @@
CGDebugInfo::EmitDeclareOfAutoVariable(const VarDecl *VD, llvm::Value *Storage,
CGBuilderTy &Builder,
const bool UsePointerValue) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
return EmitDeclare(VD, Storage, llvm::None, Builder, UsePointerValue);
}
void CGDebugInfo::EmitLabel(const LabelDecl *D, CGBuilderTy &Builder) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
assert(!LexicalBlockStack.empty() && "Region stack mismatch, stack empty!");
if (D->hasAttr<NoDebugAttr>())
@@ -4132,7 +4133,7 @@
void CGDebugInfo::EmitDeclareOfBlockDeclRefVariable(
const VarDecl *VD, llvm::Value *Storage, CGBuilderTy &Builder,
const CGBlockInfo &blockInfo, llvm::Instruction *InsertPoint) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
assert(!LexicalBlockStack.empty() && "Region stack mismatch, stack empty!");
if (Builder.GetInsertBlock() == nullptr)
@@ -4203,7 +4204,7 @@
void CGDebugInfo::EmitDeclareOfArgVariable(const VarDecl *VD, llvm::Value *AI,
unsigned ArgNo,
CGBuilderTy &Builder) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
EmitDeclare(VD, AI, ArgNo, Builder);
}
@@ -4260,7 +4261,7 @@
unsigned ArgNo,
llvm::AllocaInst *Alloca,
CGBuilderTy &Builder) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
ASTContext &C = CGM.getContext();
const BlockDecl *blockDecl = block.getBlockDecl();
@@ -4426,7 +4427,7 @@
void CGDebugInfo::EmitGlobalVariable(llvm::GlobalVariable *Var,
const VarDecl *D) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
if (D->hasAttr<NoDebugAttr>())
return;
@@ -4495,7 +4496,7 @@
}
void CGDebugInfo::EmitGlobalVariable(const ValueDecl *VD, const APValue &Init) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
if (VD->hasAttr<NoDebugAttr>())
return;
llvm::TimeTraceScope TimeScope("DebugConstGlobalVariable", [&]() {
@@ -4594,7 +4595,7 @@
void CGDebugInfo::EmitExternalVariable(llvm::GlobalVariable *Var,
const VarDecl *D) {
- assert(DebugKind >= codegenoptions::LimitedDebugInfo);
+ assert(CGM.getCodeGenOpts().hasReducedDebugInfo());
if (D->hasAttr<NoDebugAttr>())
return;
@@ -4619,7 +4620,7 @@
}
void CGDebugInfo::EmitUsingDirective(const UsingDirectiveDecl &UD) {
- if (CGM.getCodeGenOpts().getDebugInfo() < codegenoptions::LimitedDebugInfo)
+ if (!CGM.getCodeGenOpts().hasReducedDebugInfo())
return;
const NamespaceDecl *NSDecl = UD.getNominatedNamespace();
if (!NSDecl->isAnonymousNamespace() ||
@@ -4632,7 +4633,7 @@
}
void CGDebugInfo::EmitUsingDecl(const UsingDecl &UD) {
- if (CGM.getCodeGenOpts().getDebugInfo() < codegenoptions::LimitedDebugInfo)
+ if (!CGM.getCodeGenOpts().hasReducedDebugInfo())
return;
assert(UD.shadow_size() &&
"We shouldn't be codegening an invalid UsingDecl containing no decls");
@@ -4673,7 +4674,7 @@
llvm::DIImportedEntity *
CGDebugInfo::EmitNamespaceAlias(const NamespaceAliasDecl &NA) {
- if (CGM.getCodeGenOpts().getDebugInfo() < codegenoptions::LimitedDebugInfo)
+ if (!CGM.getCodeGenOpts().hasReducedDebugInfo())
return nullptr;
auto &VH = NamespaceAliasCache[&NA];
if (VH)
@@ -4795,7 +4796,7 @@
}
void CGDebugInfo::EmitExplicitCastType(QualType Ty) {
- if (CGM.getCodeGenOpts().getDebugInfo() < codegenoptions::LimitedDebugInfo)
+ if (!CGM.getCodeGenOpts().hasReducedDebugInfo())
return;
if (auto *DieTy = getOrCreateType(Ty, TheCU->getFile()))
Index: clang/lib/CodeGen/CGBlocks.cpp
===================================================================
--- clang/lib/CodeGen/CGBlocks.cpp
+++ clang/lib/CodeGen/CGBlocks.cpp
@@ -1483,8 +1483,7 @@
Address alloc = CreateMemTemp(D->getType(), D->getName() + ".addr");
Builder.CreateStore(arg, alloc);
if (CGDebugInfo *DI = getDebugInfo()) {
- if (CGM.getCodeGenOpts().getDebugInfo() >=
- codegenoptions::LimitedDebugInfo) {
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo()) {
DI->setLocation(D->getLocation());
DI->EmitDeclareOfBlockLiteralArgVariable(
*BlockInfo, D->getName(), argNum,
@@ -1656,8 +1655,7 @@
const VarDecl *variable = CI.getVariable();
DI->EmitLocation(Builder, variable->getLocation());
- if (CGM.getCodeGenOpts().getDebugInfo() >=
- codegenoptions::LimitedDebugInfo) {
+ if (CGM.getCodeGenOpts().hasReducedDebugInfo()) {
const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
if (capture.isConstant()) {
auto addr = LocalDeclMap.find(variable)->second;
Index: clang/include/clang/Basic/DebugInfoOptions.h
===================================================================
--- clang/include/clang/Basic/DebugInfoOptions.h
+++ clang/include/clang/Basic/DebugInfoOptions.h
@@ -34,6 +34,11 @@
/// (-gline-tables-only).
DebugLineTablesOnly,
+ /// Limit generated debug info for classes to reduce size. This emits class
+ /// type info only where the constructor is emitted, if it is a class that
+ /// has a constructor.
+ DebugInfoConstructor,
+
/// Limit generated debug info to reduce size (-fno-standalone-debug). This
/// emits forward decls for types that could be replaced with forward decls in
/// the source code. For dynamic C++ classes type info is only emitted into
Index: clang/include/clang/Basic/CodeGenOptions.h
===================================================================
--- clang/include/clang/Basic/CodeGenOptions.h
+++ clang/include/clang/Basic/CodeGenOptions.h
@@ -357,6 +357,11 @@
/// Check if CSIR profile use is on.
bool hasProfileCSIRUse() const { return getProfileUse() == ProfileCSIRInstr; }
+
+ /// Check if type and variable info should be emitted.
+ bool hasReducedDebugInfo() const {
+ return getDebugInfo() >= codegenoptions::DebugInfoConstructor;
+ }
};
} // end namespace clang
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