diff options
Diffstat (limited to 'lib/CodeGen/CGDebugInfo.h')
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.h | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/lib/CodeGen/CGDebugInfo.h b/lib/CodeGen/CGDebugInfo.h index 031e40b9dde9..7edbea86633a 100644 --- a/lib/CodeGen/CGDebugInfo.h +++ b/lib/CodeGen/CGDebugInfo.h @@ -1,9 +1,8 @@ //===--- CGDebugInfo.h - DebugInfo for LLVM CodeGen -------------*- C++ -*-===// // -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // @@ -42,6 +41,7 @@ class ObjCInterfaceDecl; class ObjCIvarDecl; class UsingDecl; class VarDecl; +enum class DynamicInitKind : unsigned; namespace CodeGen { class CodeGenModule; @@ -134,6 +134,10 @@ class CGDebugInfo { llvm::DenseMap<const char *, llvm::TrackingMDRef> DIFileCache; llvm::DenseMap<const FunctionDecl *, llvm::TrackingMDRef> SPCache; + /// Cache function definitions relevant to use for parameters mutation + /// analysis. + llvm::DenseMap<const FunctionDecl *, llvm::TrackingMDRef> SPDefCache; + llvm::DenseMap<const ParmVarDecl *, llvm::TrackingMDRef> ParamCache; /// Cache declarations relevant to DW_TAG_imported_declarations (C++ /// using declarations) that aren't covered by other more specific caches. llvm::DenseMap<const Decl *, llvm::TrackingMDRef> DeclCache; @@ -405,7 +409,15 @@ public: void EmitInlineFunctionEnd(CGBuilderTy &Builder); /// Emit debug info for a function declaration. - void EmitFunctionDecl(GlobalDecl GD, SourceLocation Loc, QualType FnType); + /// \p Fn is set only when a declaration for a debug call site gets created. + void EmitFunctionDecl(GlobalDecl GD, SourceLocation Loc, + QualType FnType, llvm::Function *Fn = nullptr); + + /// Emit debug info for an extern function being called. + /// This is needed for call site debug info. + void EmitFuncDeclForCallSite(llvm::CallBase *CallOrInvoke, + QualType CalleeType, + const FunctionDecl *CalleeDecl); /// Constructs the debug code for exiting a function. void EmitFunctionEnd(CGBuilderTy &Builder, llvm::Function *Fn); @@ -422,9 +434,13 @@ public: /// declaration. /// Returns a pointer to the DILocalVariable associated with the /// llvm.dbg.declare, or nullptr otherwise. - llvm::DILocalVariable *EmitDeclareOfAutoVariable(const VarDecl *Decl, - llvm::Value *AI, - CGBuilderTy &Builder); + llvm::DILocalVariable * + EmitDeclareOfAutoVariable(const VarDecl *Decl, llvm::Value *AI, + CGBuilderTy &Builder, + const bool UsePointerValue = false); + + /// Emit call to \c llvm.dbg.label for an label. + void EmitLabel(const LabelDecl *D, CGBuilderTy &Builder); /// Emit call to \c llvm.dbg.declare for an imported variable /// declaration in a block. @@ -474,6 +490,10 @@ public: /// Emit standalone debug info for a type. llvm::DIType *getOrCreateStandaloneType(QualType Ty, SourceLocation Loc); + /// Add heapallocsite metadata for MSAllocator calls. + void addHeapAllocSiteMetadata(llvm::Instruction *CallSite, QualType Ty, + SourceLocation Loc); + void completeType(const EnumDecl *ED); void completeType(const RecordDecl *RD); void completeRequiredType(const RecordDecl *RD); @@ -500,7 +520,8 @@ private: /// llvm.dbg.declare, or nullptr otherwise. llvm::DILocalVariable *EmitDeclare(const VarDecl *decl, llvm::Value *AI, llvm::Optional<unsigned> ArgNo, - CGBuilderTy &Builder); + CGBuilderTy &Builder, + const bool UsePointerValue = false); struct BlockByRefType { /// The wrapper struct used inside the __block_literal struct. @@ -642,6 +663,12 @@ private: /// Get the vtable name for the given class. StringRef getVTableName(const CXXRecordDecl *Decl); + /// Get the name to use in the debug info for a dynamic initializer or atexit + /// stub function. + StringRef getDynamicInitializerName(const VarDecl *VD, + DynamicInitKind StubKind, + llvm::Function *InitFn); + /// Get line number for the location. If location is invalid /// then use current location. unsigned getLineNumber(SourceLocation Loc); |