mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-17 21:29:20 +00:00
marked read-write. Use const so that they can be allocated in a read-only segment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48800 91177308-0d34-0410-b5e6-96231b3b80d8
1310 lines
45 KiB
C++
1310 lines
45 KiB
C++
//===-- llvm/CodeGen/MachineModuleInfo.h ------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Collect meta information for a module. This information should be in a
|
|
// neutral form that can be used by different debugging and exception handling
|
|
// schemes.
|
|
//
|
|
// The organization of information is primarily clustered around the source
|
|
// compile units. The main exception is source line correspondence where
|
|
// inlining may interleave code from various compile units.
|
|
//
|
|
// The following information can be retrieved from the MachineModuleInfo.
|
|
//
|
|
// -- Source directories - Directories are uniqued based on their canonical
|
|
// string and assigned a sequential numeric ID (base 1.)
|
|
// -- Source files - Files are also uniqued based on their name and directory
|
|
// ID. A file ID is sequential number (base 1.)
|
|
// -- Source line correspondence - A vector of file ID, line#, column# triples.
|
|
// A DEBUG_LOCATION instruction is generated by the DAG Legalizer
|
|
// corresponding to each entry in the source line list. This allows a debug
|
|
// emitter to generate labels referenced by debug information tables.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CODEGEN_MACHINEMODULEINFO_H
|
|
#define LLVM_CODEGEN_MACHINEMODULEINFO_H
|
|
|
|
#include "llvm/Support/Dwarf.h"
|
|
#include "llvm/Support/DataTypes.h"
|
|
#include "llvm/ADT/SmallVector.h"
|
|
#include "llvm/ADT/UniqueVector.h"
|
|
#include "llvm/ADT/SmallPtrSet.h"
|
|
#include "llvm/GlobalValue.h"
|
|
#include "llvm/Pass.h"
|
|
|
|
namespace llvm {
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Forward declarations.
|
|
class Constant;
|
|
class DebugInfoDesc;
|
|
class GlobalVariable;
|
|
class MachineBasicBlock;
|
|
class MachineFunction;
|
|
class MachineMove;
|
|
class Module;
|
|
class PointerType;
|
|
class StructType;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Debug info constants.
|
|
|
|
enum {
|
|
LLVMDebugVersion = (6 << 16), // Current version of debug information.
|
|
LLVMDebugVersion5 = (5 << 16), // Constant for version 5.
|
|
LLVMDebugVersion4 = (4 << 16), // Constant for version 4.
|
|
LLVMDebugVersionMask = 0xffff0000 // Mask for version number.
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DIVisitor - Subclasses of this class apply steps to each of the fields in
|
|
/// the supplied DebugInfoDesc.
|
|
class DIVisitor {
|
|
public:
|
|
DIVisitor() {}
|
|
virtual ~DIVisitor() {}
|
|
|
|
/// ApplyToFields - Target the visitor to each field of the debug information
|
|
/// descriptor.
|
|
void ApplyToFields(DebugInfoDesc *DD);
|
|
|
|
/// Apply - Subclasses override each of these methods to perform the
|
|
/// appropriate action for the type of field.
|
|
virtual void Apply(int &Field) = 0;
|
|
virtual void Apply(unsigned &Field) = 0;
|
|
virtual void Apply(int64_t &Field) = 0;
|
|
virtual void Apply(uint64_t &Field) = 0;
|
|
virtual void Apply(bool &Field) = 0;
|
|
virtual void Apply(std::string &Field) = 0;
|
|
virtual void Apply(DebugInfoDesc *&Field) = 0;
|
|
virtual void Apply(GlobalVariable *&Field) = 0;
|
|
virtual void Apply(std::vector<DebugInfoDesc *> &Field) = 0;
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DebugInfoDesc - This class is the base class for debug info descriptors.
|
|
///
|
|
class DebugInfoDesc {
|
|
private:
|
|
unsigned Tag; // Content indicator. Dwarf values are
|
|
// used but that does not limit use to
|
|
// Dwarf writers.
|
|
|
|
protected:
|
|
explicit DebugInfoDesc(unsigned T) : Tag(T | LLVMDebugVersion) {}
|
|
|
|
public:
|
|
virtual ~DebugInfoDesc() {}
|
|
|
|
// Accessors
|
|
unsigned getTag() const { return Tag & ~LLVMDebugVersionMask; }
|
|
unsigned getVersion() const { return Tag & LLVMDebugVersionMask; }
|
|
void setTag(unsigned T) { Tag = T | LLVMDebugVersion; }
|
|
|
|
/// TagFromGlobal - Returns the tag number from a debug info descriptor
|
|
/// GlobalVariable. Return DIIValid if operand is not an unsigned int.
|
|
static unsigned TagFromGlobal(GlobalVariable *GV);
|
|
|
|
/// VersionFromGlobal - Returns the version number from a debug info
|
|
/// descriptor GlobalVariable. Return DIIValid if operand is not an unsigned
|
|
/// int.
|
|
static unsigned VersionFromGlobal(GlobalVariable *GV);
|
|
|
|
/// DescFactory - Create an instance of debug info descriptor based on Tag.
|
|
/// Return NULL if not a recognized Tag.
|
|
static DebugInfoDesc *DescFactory(unsigned Tag);
|
|
|
|
/// getLinkage - get linkage appropriate for this type of descriptor.
|
|
///
|
|
virtual GlobalValue::LinkageTypes getLinkage() const;
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Subclasses should supply the following static methods.
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const DebugInfoDesc *) { return true; }
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Subclasses should supply the following virtual methods.
|
|
|
|
/// ApplyToFields - Target the vistor to the fields of the descriptor.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const = 0;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const = 0;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump() = 0;
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// AnchorDesc - Descriptors of this class act as markers for identifying
|
|
/// descriptors of certain groups.
|
|
class AnchoredDesc;
|
|
class AnchorDesc : public DebugInfoDesc {
|
|
private:
|
|
unsigned AnchorTag; // Tag number of descriptors anchored
|
|
// by this object.
|
|
|
|
public:
|
|
AnchorDesc();
|
|
explicit AnchorDesc(AnchoredDesc *D);
|
|
|
|
// Accessors
|
|
unsigned getAnchorTag() const { return AnchorTag; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const AnchorDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// getLinkage - get linkage appropriate for this type of descriptor.
|
|
///
|
|
virtual GlobalValue::LinkageTypes getLinkage() const;
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the AnchorDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// AnchoredDesc - This class manages anchors for a variety of top level
|
|
/// descriptors.
|
|
class AnchoredDesc : public DebugInfoDesc {
|
|
private:
|
|
DebugInfoDesc *Anchor; // Anchor for all descriptors of the
|
|
// same type.
|
|
|
|
protected:
|
|
|
|
explicit AnchoredDesc(unsigned T);
|
|
|
|
public:
|
|
// Accessors.
|
|
AnchorDesc *getAnchor() const { return static_cast<AnchorDesc *>(Anchor); }
|
|
void setAnchor(AnchorDesc *A) { Anchor = static_cast<DebugInfoDesc *>(A); }
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Subclasses should supply the following virtual methods.
|
|
|
|
/// getAnchorString - Return a string used to label descriptor's anchor.
|
|
///
|
|
virtual const char *getAnchorString() const = 0;
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the AnchoredDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// CompileUnitDesc - This class packages debug information associated with a
|
|
/// source/header file.
|
|
class CompileUnitDesc : public AnchoredDesc {
|
|
private:
|
|
unsigned Language; // Language number (ex. DW_LANG_C89.)
|
|
std::string FileName; // Source file name.
|
|
std::string Directory; // Source file directory.
|
|
std::string Producer; // Compiler string.
|
|
|
|
public:
|
|
CompileUnitDesc();
|
|
|
|
|
|
// Accessors
|
|
unsigned getLanguage() const { return Language; }
|
|
const std::string &getFileName() const { return FileName; }
|
|
const std::string &getDirectory() const { return Directory; }
|
|
const std::string &getProducer() const { return Producer; }
|
|
void setLanguage(unsigned L) { Language = L; }
|
|
void setFileName(const std::string &FN) { FileName = FN; }
|
|
void setDirectory(const std::string &D) { Directory = D; }
|
|
void setProducer(const std::string &P) { Producer = P; }
|
|
|
|
// FIXME - Need translation unit getter/setter.
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const CompileUnitDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the CompileUnitDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
/// getAnchorString - Return a string used to label this descriptor's anchor.
|
|
///
|
|
static const char *const AnchorString;
|
|
virtual const char *getAnchorString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// TypeDesc - This class packages debug information associated with a type.
|
|
///
|
|
class TypeDesc : public DebugInfoDesc {
|
|
private:
|
|
enum {
|
|
FlagPrivate = 1 << 0,
|
|
FlagProtected = 1 << 1
|
|
};
|
|
DebugInfoDesc *Context; // Context debug descriptor.
|
|
std::string Name; // Type name (may be empty.)
|
|
DebugInfoDesc *File; // Defined compile unit (may be NULL.)
|
|
unsigned Line; // Defined line# (may be zero.)
|
|
uint64_t Size; // Type bit size (may be zero.)
|
|
uint64_t Align; // Type bit alignment (may be zero.)
|
|
uint64_t Offset; // Type bit offset (may be zero.)
|
|
unsigned Flags; // Miscellaneous flags.
|
|
|
|
public:
|
|
explicit TypeDesc(unsigned T);
|
|
|
|
// Accessors
|
|
DebugInfoDesc *getContext() const { return Context; }
|
|
const std::string &getName() const { return Name; }
|
|
CompileUnitDesc *getFile() const {
|
|
return static_cast<CompileUnitDesc *>(File);
|
|
}
|
|
unsigned getLine() const { return Line; }
|
|
uint64_t getSize() const { return Size; }
|
|
uint64_t getAlign() const { return Align; }
|
|
uint64_t getOffset() const { return Offset; }
|
|
bool isPrivate() const {
|
|
return (Flags & FlagPrivate) != 0;
|
|
}
|
|
bool isProtected() const {
|
|
return (Flags & FlagProtected) != 0;
|
|
}
|
|
void setContext(DebugInfoDesc *C) { Context = C; }
|
|
void setName(const std::string &N) { Name = N; }
|
|
void setFile(CompileUnitDesc *U) {
|
|
File = static_cast<DebugInfoDesc *>(U);
|
|
}
|
|
void setLine(unsigned L) { Line = L; }
|
|
void setSize(uint64_t S) { Size = S; }
|
|
void setAlign(uint64_t A) { Align = A; }
|
|
void setOffset(uint64_t O) { Offset = O; }
|
|
void setIsPrivate() { Flags |= FlagPrivate; }
|
|
void setIsProtected() { Flags |= FlagProtected; }
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the TypeDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// BasicTypeDesc - This class packages debug information associated with a
|
|
/// basic type (eg. int, bool, double.)
|
|
class BasicTypeDesc : public TypeDesc {
|
|
private:
|
|
unsigned Encoding; // Type encoding.
|
|
|
|
public:
|
|
BasicTypeDesc();
|
|
|
|
// Accessors
|
|
unsigned getEncoding() const { return Encoding; }
|
|
void setEncoding(unsigned E) { Encoding = E; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const BasicTypeDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the BasicTypeDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DerivedTypeDesc - This class packages debug information associated with a
|
|
/// derived types (eg., typedef, pointer, reference.)
|
|
class DerivedTypeDesc : public TypeDesc {
|
|
private:
|
|
DebugInfoDesc *FromType; // Type derived from.
|
|
|
|
public:
|
|
explicit DerivedTypeDesc(unsigned T);
|
|
|
|
// Accessors
|
|
TypeDesc *getFromType() const {
|
|
return static_cast<TypeDesc *>(FromType);
|
|
}
|
|
void setFromType(TypeDesc *F) {
|
|
FromType = static_cast<DebugInfoDesc *>(F);
|
|
}
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const DerivedTypeDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the DerivedTypeDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// CompositeTypeDesc - This class packages debug information associated with a
|
|
/// array/struct types (eg., arrays, struct, union, enums.)
|
|
class CompositeTypeDesc : public DerivedTypeDesc {
|
|
private:
|
|
std::vector<DebugInfoDesc *> Elements;// Information used to compose type.
|
|
|
|
public:
|
|
explicit CompositeTypeDesc(unsigned T);
|
|
|
|
// Accessors
|
|
std::vector<DebugInfoDesc *> &getElements() { return Elements; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const CompositeTypeDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the CompositeTypeDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// SubrangeDesc - This class packages debug information associated with integer
|
|
/// value ranges.
|
|
class SubrangeDesc : public DebugInfoDesc {
|
|
private:
|
|
int64_t Lo; // Low value of range.
|
|
int64_t Hi; // High value of range.
|
|
|
|
public:
|
|
SubrangeDesc();
|
|
|
|
// Accessors
|
|
int64_t getLo() const { return Lo; }
|
|
int64_t getHi() const { return Hi; }
|
|
void setLo(int64_t L) { Lo = L; }
|
|
void setHi(int64_t H) { Hi = H; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const SubrangeDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the SubrangeDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// EnumeratorDesc - This class packages debug information associated with
|
|
/// named integer constants.
|
|
class EnumeratorDesc : public DebugInfoDesc {
|
|
private:
|
|
std::string Name; // Enumerator name.
|
|
int64_t Value; // Enumerator value.
|
|
|
|
public:
|
|
EnumeratorDesc();
|
|
|
|
// Accessors
|
|
const std::string &getName() const { return Name; }
|
|
int64_t getValue() const { return Value; }
|
|
void setName(const std::string &N) { Name = N; }
|
|
void setValue(int64_t V) { Value = V; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const EnumeratorDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the EnumeratorDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// VariableDesc - This class packages debug information associated with a
|
|
/// subprogram variable.
|
|
///
|
|
class VariableDesc : public DebugInfoDesc {
|
|
private:
|
|
DebugInfoDesc *Context; // Context debug descriptor.
|
|
std::string Name; // Type name (may be empty.)
|
|
DebugInfoDesc *File; // Defined compile unit (may be NULL.)
|
|
unsigned Line; // Defined line# (may be zero.)
|
|
DebugInfoDesc *TyDesc; // Type of variable.
|
|
|
|
public:
|
|
explicit VariableDesc(unsigned T);
|
|
|
|
// Accessors
|
|
DebugInfoDesc *getContext() const { return Context; }
|
|
const std::string &getName() const { return Name; }
|
|
CompileUnitDesc *getFile() const {
|
|
return static_cast<CompileUnitDesc *>(File);
|
|
}
|
|
unsigned getLine() const { return Line; }
|
|
TypeDesc *getType() const {
|
|
return static_cast<TypeDesc *>(TyDesc);
|
|
}
|
|
void setContext(DebugInfoDesc *C) { Context = C; }
|
|
void setName(const std::string &N) { Name = N; }
|
|
void setFile(CompileUnitDesc *U) {
|
|
File = static_cast<DebugInfoDesc *>(U);
|
|
}
|
|
void setLine(unsigned L) { Line = L; }
|
|
void setType(TypeDesc *T) {
|
|
TyDesc = static_cast<DebugInfoDesc *>(T);
|
|
}
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const VariableDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the VariableDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// GlobalDesc - This class is the base descriptor for global functions and
|
|
/// variables.
|
|
class GlobalDesc : public AnchoredDesc {
|
|
private:
|
|
DebugInfoDesc *Context; // Context debug descriptor.
|
|
std::string Name; // Global name.
|
|
std::string FullName; // Fully qualified name.
|
|
std::string LinkageName; // Name for binding to MIPS linkage.
|
|
DebugInfoDesc *File; // Defined compile unit (may be NULL.)
|
|
unsigned Line; // Defined line# (may be zero.)
|
|
DebugInfoDesc *TyDesc; // Type debug descriptor.
|
|
bool IsStatic; // Is the global a static.
|
|
bool IsDefinition; // Is the global defined in context.
|
|
|
|
protected:
|
|
explicit GlobalDesc(unsigned T);
|
|
|
|
public:
|
|
// Accessors
|
|
DebugInfoDesc *getContext() const { return Context; }
|
|
const std::string &getName() const { return Name; }
|
|
const std::string &getFullName() const { return FullName; }
|
|
const std::string &getLinkageName() const { return LinkageName; }
|
|
CompileUnitDesc *getFile() const {
|
|
return static_cast<CompileUnitDesc *>(File);
|
|
}
|
|
unsigned getLine() const { return Line; }
|
|
TypeDesc *getType() const {
|
|
return static_cast<TypeDesc *>(TyDesc);
|
|
}
|
|
bool isStatic() const { return IsStatic; }
|
|
bool isDefinition() const { return IsDefinition; }
|
|
void setContext(DebugInfoDesc *C) { Context = C; }
|
|
void setName(const std::string &N) { Name = N; }
|
|
void setFullName(const std::string &N) { FullName = N; }
|
|
void setLinkageName(const std::string &N) { LinkageName = N; }
|
|
void setFile(CompileUnitDesc *U) {
|
|
File = static_cast<DebugInfoDesc *>(U);
|
|
}
|
|
void setLine(unsigned L) { Line = L; }
|
|
void setType(TypeDesc *T) {
|
|
TyDesc = static_cast<DebugInfoDesc *>(T);
|
|
}
|
|
void setIsStatic(bool IS) { IsStatic = IS; }
|
|
void setIsDefinition(bool ID) { IsDefinition = ID; }
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the GlobalDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// GlobalVariableDesc - This class packages debug information associated with a
|
|
/// GlobalVariable.
|
|
class GlobalVariableDesc : public GlobalDesc {
|
|
private:
|
|
GlobalVariable *Global; // llvm global.
|
|
|
|
public:
|
|
GlobalVariableDesc();
|
|
|
|
// Accessors.
|
|
GlobalVariable *getGlobalVariable() const { return Global; }
|
|
void setGlobalVariable(GlobalVariable *GV) { Global = GV; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const GlobalVariableDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the
|
|
/// GlobalVariableDesc.
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
/// getAnchorString - Return a string used to label this descriptor's anchor.
|
|
///
|
|
static const char *const AnchorString;
|
|
virtual const char *getAnchorString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// SubprogramDesc - This class packages debug information associated with a
|
|
/// subprogram/function.
|
|
class SubprogramDesc : public GlobalDesc {
|
|
private:
|
|
|
|
public:
|
|
SubprogramDesc();
|
|
|
|
// Accessors
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const SubprogramDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the SubprogramDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
/// getAnchorString - Return a string used to label this descriptor's anchor.
|
|
///
|
|
static const char *const AnchorString;
|
|
virtual const char *getAnchorString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// BlockDesc - This descriptor groups variables and blocks nested in a block.
|
|
///
|
|
class BlockDesc : public DebugInfoDesc {
|
|
private:
|
|
DebugInfoDesc *Context; // Context debug descriptor.
|
|
|
|
public:
|
|
BlockDesc();
|
|
|
|
// Accessors
|
|
DebugInfoDesc *getContext() const { return Context; }
|
|
void setContext(DebugInfoDesc *C) { Context = C; }
|
|
|
|
// Implement isa/cast/dyncast.
|
|
static bool classof(const BlockDesc *) { return true; }
|
|
static bool classof(const DebugInfoDesc *D);
|
|
|
|
/// ApplyToFields - Target the visitor to the fields of the BlockDesc.
|
|
///
|
|
virtual void ApplyToFields(DIVisitor *Visitor);
|
|
|
|
/// getDescString - Return a string used to compose global names and labels.
|
|
///
|
|
virtual const char *getDescString() const;
|
|
|
|
/// getTypeString - Return a string used to label this descriptor's type.
|
|
///
|
|
virtual const char *getTypeString() const;
|
|
|
|
#ifndef NDEBUG
|
|
virtual void dump();
|
|
#endif
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DIDeserializer - This class is responsible for casting GlobalVariables
|
|
/// into DebugInfoDesc objects.
|
|
class DIDeserializer {
|
|
private:
|
|
std::map<GlobalVariable *, DebugInfoDesc *> GlobalDescs;
|
|
// Previously defined gloabls.
|
|
|
|
public:
|
|
DIDeserializer() {}
|
|
~DIDeserializer() {}
|
|
|
|
const std::map<GlobalVariable *, DebugInfoDesc *> &getGlobalDescs() const {
|
|
return GlobalDescs;
|
|
}
|
|
|
|
/// Deserialize - Reconstitute a GlobalVariable into it's component
|
|
/// DebugInfoDesc objects.
|
|
DebugInfoDesc *Deserialize(Value *V);
|
|
DebugInfoDesc *Deserialize(GlobalVariable *GV);
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DISerializer - This class is responsible for casting DebugInfoDesc objects
|
|
/// into GlobalVariables.
|
|
class DISerializer {
|
|
private:
|
|
Module *M; // Definition space module.
|
|
PointerType *StrPtrTy; // A "sbyte *" type. Created lazily.
|
|
PointerType *EmptyStructPtrTy; // A "{ }*" type. Created lazily.
|
|
std::map<unsigned, StructType *> TagTypes;
|
|
// Types per Tag. Created lazily.
|
|
std::map<DebugInfoDesc *, GlobalVariable *> DescGlobals;
|
|
// Previously defined descriptors.
|
|
std::map<const std::string, Constant *> StringCache;
|
|
// Previously defined strings.
|
|
|
|
public:
|
|
DISerializer()
|
|
: M(NULL)
|
|
, StrPtrTy(NULL)
|
|
, EmptyStructPtrTy(NULL)
|
|
, TagTypes()
|
|
, DescGlobals()
|
|
, StringCache()
|
|
{}
|
|
~DISerializer() {}
|
|
|
|
// Accessors
|
|
Module *getModule() const { return M; };
|
|
void setModule(Module *module) { M = module; }
|
|
|
|
/// getStrPtrType - Return a "sbyte *" type.
|
|
///
|
|
const PointerType *getStrPtrType();
|
|
|
|
/// getEmptyStructPtrType - Return a "{ }*" type.
|
|
///
|
|
const PointerType *getEmptyStructPtrType();
|
|
|
|
/// getTagType - Return the type describing the specified descriptor (via
|
|
/// tag.)
|
|
const StructType *getTagType(DebugInfoDesc *DD);
|
|
|
|
/// getString - Construct the string as constant string global.
|
|
///
|
|
Constant *getString(const std::string &String);
|
|
|
|
/// Serialize - Recursively cast the specified descriptor into a
|
|
/// GlobalVariable so that it can be serialized to a .bc or .ll file.
|
|
GlobalVariable *Serialize(DebugInfoDesc *DD);
|
|
|
|
/// addDescriptor - Directly connect DD with existing GV.
|
|
void addDescriptor(DebugInfoDesc *DD, GlobalVariable *GV);
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DIVerifier - This class is responsible for verifying the given network of
|
|
/// GlobalVariables are valid as DebugInfoDesc objects.
|
|
class DIVerifier {
|
|
private:
|
|
enum {
|
|
Unknown = 0,
|
|
Invalid,
|
|
Valid
|
|
};
|
|
std::map<GlobalVariable *, unsigned> Validity;// Tracks prior results.
|
|
std::map<unsigned, unsigned> Counts; // Count of fields per Tag type.
|
|
|
|
public:
|
|
DIVerifier()
|
|
: Validity()
|
|
, Counts()
|
|
{}
|
|
~DIVerifier() {}
|
|
|
|
/// Verify - Return true if the GlobalVariable appears to be a valid
|
|
/// serialization of a DebugInfoDesc.
|
|
bool Verify(Value *V);
|
|
bool Verify(GlobalVariable *GV);
|
|
|
|
/// isVerified - Return true if the specified GV has already been
|
|
/// verified as a debug information descriptor.
|
|
bool isVerified(GlobalVariable *GV);
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// SourceLineInfo - This class is used to record source line correspondence.
|
|
///
|
|
class SourceLineInfo {
|
|
private:
|
|
unsigned Line; // Source line number.
|
|
unsigned Column; // Source column.
|
|
unsigned SourceID; // Source ID number.
|
|
unsigned LabelID; // Label in code ID number.
|
|
|
|
public:
|
|
SourceLineInfo(unsigned L, unsigned C, unsigned S, unsigned I)
|
|
: Line(L), Column(C), SourceID(S), LabelID(I) {}
|
|
|
|
// Accessors
|
|
unsigned getLine() const { return Line; }
|
|
unsigned getColumn() const { return Column; }
|
|
unsigned getSourceID() const { return SourceID; }
|
|
unsigned getLabelID() const { return LabelID; }
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// SourceFileInfo - This class is used to track source information.
|
|
///
|
|
class SourceFileInfo {
|
|
private:
|
|
unsigned DirectoryID; // Directory ID number.
|
|
std::string Name; // File name (not including directory.)
|
|
|
|
public:
|
|
SourceFileInfo(unsigned D, const std::string &N) : DirectoryID(D), Name(N) {}
|
|
|
|
// Accessors
|
|
unsigned getDirectoryID() const { return DirectoryID; }
|
|
const std::string &getName() const { return Name; }
|
|
|
|
/// operator== - Used by UniqueVector to locate entry.
|
|
///
|
|
bool operator==(const SourceFileInfo &SI) const {
|
|
return getDirectoryID() == SI.getDirectoryID() && getName() == SI.getName();
|
|
}
|
|
|
|
/// operator< - Used by UniqueVector to locate entry.
|
|
///
|
|
bool operator<(const SourceFileInfo &SI) const {
|
|
return getDirectoryID() < SI.getDirectoryID() ||
|
|
(getDirectoryID() == SI.getDirectoryID() && getName() < SI.getName());
|
|
}
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DebugVariable - This class is used to track local variable information.
|
|
///
|
|
class DebugVariable {
|
|
private:
|
|
VariableDesc *Desc; // Variable Descriptor.
|
|
unsigned FrameIndex; // Variable frame index.
|
|
|
|
public:
|
|
DebugVariable(VariableDesc *D, unsigned I)
|
|
: Desc(D)
|
|
, FrameIndex(I)
|
|
{}
|
|
|
|
// Accessors.
|
|
VariableDesc *getDesc() const { return Desc; }
|
|
unsigned getFrameIndex() const { return FrameIndex; }
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// DebugScope - This class is used to track scope information.
|
|
///
|
|
class DebugScope {
|
|
private:
|
|
DebugScope *Parent; // Parent to this scope.
|
|
DebugInfoDesc *Desc; // Debug info descriptor for scope.
|
|
// Either subprogram or block.
|
|
unsigned StartLabelID; // Label ID of the beginning of scope.
|
|
unsigned EndLabelID; // Label ID of the end of scope.
|
|
std::vector<DebugScope *> Scopes; // Scopes defined in scope.
|
|
std::vector<DebugVariable *> Variables;// Variables declared in scope.
|
|
|
|
public:
|
|
DebugScope(DebugScope *P, DebugInfoDesc *D)
|
|
: Parent(P)
|
|
, Desc(D)
|
|
, StartLabelID(0)
|
|
, EndLabelID(0)
|
|
, Scopes()
|
|
, Variables()
|
|
{}
|
|
~DebugScope();
|
|
|
|
// Accessors.
|
|
DebugScope *getParent() const { return Parent; }
|
|
DebugInfoDesc *getDesc() const { return Desc; }
|
|
unsigned getStartLabelID() const { return StartLabelID; }
|
|
unsigned getEndLabelID() const { return EndLabelID; }
|
|
std::vector<DebugScope *> &getScopes() { return Scopes; }
|
|
std::vector<DebugVariable *> &getVariables() { return Variables; }
|
|
void setStartLabelID(unsigned S) { StartLabelID = S; }
|
|
void setEndLabelID(unsigned E) { EndLabelID = E; }
|
|
|
|
/// AddScope - Add a scope to the scope.
|
|
///
|
|
void AddScope(DebugScope *S) { Scopes.push_back(S); }
|
|
|
|
/// AddVariable - Add a variable to the scope.
|
|
///
|
|
void AddVariable(DebugVariable *V) { Variables.push_back(V); }
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// LandingPadInfo - This structure is used to retain landing pad info for
|
|
/// the current function.
|
|
///
|
|
struct LandingPadInfo {
|
|
MachineBasicBlock *LandingPadBlock; // Landing pad block.
|
|
SmallVector<unsigned, 1> BeginLabels; // Labels prior to invoke.
|
|
SmallVector<unsigned, 1> EndLabels; // Labels after invoke.
|
|
unsigned LandingPadLabel; // Label at beginning of landing pad.
|
|
Function *Personality; // Personality function.
|
|
std::vector<int> TypeIds; // List of type ids (filters negative)
|
|
|
|
explicit LandingPadInfo(MachineBasicBlock *MBB)
|
|
: LandingPadBlock(MBB)
|
|
, LandingPadLabel(0)
|
|
, Personality(NULL)
|
|
{}
|
|
};
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
/// MachineModuleInfo - This class contains meta information specific to a
|
|
/// module. Queries can be made by different debugging and exception handling
|
|
/// schemes and reformated for specific use.
|
|
///
|
|
class MachineModuleInfo : public ImmutablePass {
|
|
private:
|
|
// Use the same deserializer/verifier for the module.
|
|
DIDeserializer DR;
|
|
DIVerifier VR;
|
|
|
|
// CompileUnits - Uniquing vector for compile units.
|
|
UniqueVector<CompileUnitDesc *> CompileUnits;
|
|
|
|
// Directories - Uniquing vector for directories.
|
|
UniqueVector<std::string> Directories;
|
|
|
|
// SourceFiles - Uniquing vector for source files.
|
|
UniqueVector<SourceFileInfo> SourceFiles;
|
|
|
|
// Lines - List of of source line correspondence.
|
|
std::vector<SourceLineInfo> Lines;
|
|
|
|
// LabelIDList - One entry per assigned label. Normally the entry is equal to
|
|
// the list index(+1). If the entry is zero then the label has been deleted.
|
|
// Any other value indicates the label has been deleted by is mapped to
|
|
// another label.
|
|
std::vector<unsigned> LabelIDList;
|
|
|
|
// ScopeMap - Tracks the scopes in the current function.
|
|
std::map<DebugInfoDesc *, DebugScope *> ScopeMap;
|
|
|
|
// RootScope - Top level scope for the current function.
|
|
//
|
|
DebugScope *RootScope;
|
|
|
|
// FrameMoves - List of moves done by a function's prolog. Used to construct
|
|
// frame maps by debug and exception handling consumers.
|
|
std::vector<MachineMove> FrameMoves;
|
|
|
|
// LandingPads - List of LandingPadInfo describing the landing pad information
|
|
// in the current function.
|
|
std::vector<LandingPadInfo> LandingPads;
|
|
|
|
// TypeInfos - List of C++ TypeInfo used in the current function.
|
|
//
|
|
std::vector<GlobalVariable *> TypeInfos;
|
|
|
|
// FilterIds - List of typeids encoding filters used in the current function.
|
|
//
|
|
std::vector<unsigned> FilterIds;
|
|
|
|
// FilterEnds - List of the indices in FilterIds corresponding to filter
|
|
// terminators.
|
|
//
|
|
std::vector<unsigned> FilterEnds;
|
|
|
|
// Personalities - Vector of all personality functions ever seen. Used to emit
|
|
// common EH frames.
|
|
std::vector<Function *> Personalities;
|
|
|
|
// UsedFunctions - the functions in the llvm.used list in a more easily
|
|
// searchable format.
|
|
SmallPtrSet<const Function *, 32> UsedFunctions;
|
|
|
|
bool CallsEHReturn;
|
|
bool CallsUnwindInit;
|
|
public:
|
|
static char ID; // Pass identification, replacement for typeid
|
|
|
|
MachineModuleInfo();
|
|
~MachineModuleInfo();
|
|
|
|
/// doInitialization - Initialize the state for a new module.
|
|
///
|
|
bool doInitialization();
|
|
|
|
/// doFinalization - Tear down the state after completion of a module.
|
|
///
|
|
bool doFinalization();
|
|
|
|
/// BeginFunction - Begin gathering function meta information.
|
|
///
|
|
void BeginFunction(MachineFunction *MF);
|
|
|
|
/// EndFunction - Discard function meta information.
|
|
///
|
|
void EndFunction();
|
|
|
|
/// getDescFor - Convert a Value to a debug information descriptor.
|
|
///
|
|
// FIXME - use new Value type when available.
|
|
DebugInfoDesc *getDescFor(Value *V);
|
|
|
|
/// Verify - Verify that a Value is debug information descriptor.
|
|
///
|
|
bool Verify(Value *V) { return VR.Verify(V); }
|
|
|
|
/// isVerified - Return true if the specified GV has already been
|
|
/// verified as a debug information descriptor.
|
|
bool isVerified(GlobalVariable *GV) { return VR.isVerified(GV); }
|
|
|
|
/// AnalyzeModule - Scan the module for global debug information.
|
|
///
|
|
void AnalyzeModule(Module &M);
|
|
|
|
/// hasDebugInfo - Returns true if valid debug info is present.
|
|
///
|
|
bool hasDebugInfo() const { return !CompileUnits.empty(); }
|
|
|
|
/// needsFrameInfo - Returns true if we need to gather callee-saved register
|
|
/// move info for the frame.
|
|
bool needsFrameInfo() const;
|
|
|
|
bool callsEHReturn() const { return CallsEHReturn; }
|
|
void setCallsEHReturn(bool b) { CallsEHReturn = b; }
|
|
|
|
bool callsUnwindInit() const { return CallsUnwindInit; }
|
|
void setCallsUnwindInit(bool b) { CallsUnwindInit = b; }
|
|
|
|
/// NextLabelID - Return the next unique label id.
|
|
///
|
|
unsigned NextLabelID() {
|
|
unsigned ID = LabelIDList.size() + 1;
|
|
LabelIDList.push_back(ID);
|
|
return ID;
|
|
}
|
|
|
|
/// RecordSourceLine - Records location information and associates it with a
|
|
/// label. Returns a unique label ID used to generate a label and
|
|
/// provide correspondence to the source line list.
|
|
unsigned RecordSourceLine(unsigned Line, unsigned Column, unsigned Source);
|
|
|
|
/// InvalidateLabel - Inhibit use of the specified label # from
|
|
/// MachineModuleInfo, for example because the code was deleted.
|
|
void InvalidateLabel(unsigned LabelID) {
|
|
// Remap to zero to indicate deletion.
|
|
RemapLabel(LabelID, 0);
|
|
}
|
|
|
|
/// RemapLabel - Indicate that a label has been merged into another.
|
|
///
|
|
void RemapLabel(unsigned OldLabelID, unsigned NewLabelID) {
|
|
assert(0 < OldLabelID && OldLabelID <= LabelIDList.size() &&
|
|
"Old label ID out of range.");
|
|
assert(NewLabelID <= LabelIDList.size() &&
|
|
"New label ID out of range.");
|
|
LabelIDList[OldLabelID - 1] = NewLabelID;
|
|
}
|
|
|
|
/// MappedLabel - Find out the label's final ID. Zero indicates deletion.
|
|
/// ID != Mapped ID indicates that the label was folded into another label.
|
|
unsigned MappedLabel(unsigned LabelID) const {
|
|
assert(LabelID <= LabelIDList.size() && "Debug label ID out of range.");
|
|
return LabelID ? LabelIDList[LabelID - 1] : 0;
|
|
}
|
|
|
|
/// RecordSource - Register a source file with debug info. Returns an source
|
|
/// ID.
|
|
unsigned RecordSource(const std::string &Directory,
|
|
const std::string &Source);
|
|
unsigned RecordSource(const CompileUnitDesc *CompileUnit);
|
|
|
|
/// getDirectories - Return the UniqueVector of std::string representing
|
|
/// directories.
|
|
const UniqueVector<std::string> &getDirectories() const {
|
|
return Directories;
|
|
}
|
|
|
|
/// getSourceFiles - Return the UniqueVector of source files.
|
|
///
|
|
const UniqueVector<SourceFileInfo> &getSourceFiles() const {
|
|
return SourceFiles;
|
|
}
|
|
|
|
/// getSourceLines - Return a vector of source lines.
|
|
///
|
|
const std::vector<SourceLineInfo> &getSourceLines() const {
|
|
return Lines;
|
|
}
|
|
|
|
/// SetupCompileUnits - Set up the unique vector of compile units.
|
|
///
|
|
void SetupCompileUnits(Module &M);
|
|
|
|
/// getCompileUnits - Return a vector of debug compile units.
|
|
///
|
|
const UniqueVector<CompileUnitDesc *> getCompileUnits() const;
|
|
|
|
/// getGlobalVariablesUsing - Return all of the GlobalVariables that use the
|
|
/// named GlobalVariable.
|
|
std::vector<GlobalVariable*>
|
|
getGlobalVariablesUsing(Module &M, const std::string &RootName);
|
|
|
|
/// getAnchoredDescriptors - Return a vector of anchored debug descriptors.
|
|
///
|
|
template <class T>std::vector<T *> getAnchoredDescriptors(Module &M) {
|
|
T Desc;
|
|
std::vector<GlobalVariable *> Globals =
|
|
getGlobalVariablesUsing(M, Desc.getAnchorString());
|
|
std::vector<T *> AnchoredDescs;
|
|
for (unsigned i = 0, N = Globals.size(); i < N; ++i) {
|
|
GlobalVariable *GV = Globals[i];
|
|
|
|
// FIXME - In the short term, changes are too drastic to continue.
|
|
if (DebugInfoDesc::TagFromGlobal(GV) == Desc.getTag() &&
|
|
DebugInfoDesc::VersionFromGlobal(GV) == LLVMDebugVersion) {
|
|
AnchoredDescs.push_back(cast<T>(DR.Deserialize(GV)));
|
|
}
|
|
}
|
|
|
|
return AnchoredDescs;
|
|
}
|
|
|
|
/// RecordRegionStart - Indicate the start of a region.
|
|
///
|
|
unsigned RecordRegionStart(Value *V);
|
|
|
|
/// RecordRegionEnd - Indicate the end of a region.
|
|
///
|
|
unsigned RecordRegionEnd(Value *V);
|
|
|
|
/// RecordVariable - Indicate the declaration of a local variable.
|
|
///
|
|
void RecordVariable(GlobalValue *GV, unsigned FrameIndex);
|
|
|
|
/// getRootScope - Return current functions root scope.
|
|
///
|
|
DebugScope *getRootScope() { return RootScope; }
|
|
|
|
/// getOrCreateScope - Returns the scope associated with the given descriptor.
|
|
///
|
|
DebugScope *getOrCreateScope(DebugInfoDesc *ScopeDesc);
|
|
|
|
/// getFrameMoves - Returns a reference to a list of moves done in the current
|
|
/// function's prologue. Used to construct frame maps for debug and exception
|
|
/// handling comsumers.
|
|
std::vector<MachineMove> &getFrameMoves() { return FrameMoves; }
|
|
|
|
//===-EH-----------------------------------------------------------------===//
|
|
|
|
/// getOrCreateLandingPadInfo - Find or create an LandingPadInfo for the
|
|
/// specified MachineBasicBlock.
|
|
LandingPadInfo &getOrCreateLandingPadInfo(MachineBasicBlock *LandingPad);
|
|
|
|
/// addInvoke - Provide the begin and end labels of an invoke style call and
|
|
/// associate it with a try landing pad block.
|
|
void addInvoke(MachineBasicBlock *LandingPad, unsigned BeginLabel,
|
|
unsigned EndLabel);
|
|
|
|
/// addLandingPad - Add a new panding pad. Returns the label ID for the
|
|
/// landing pad entry.
|
|
unsigned addLandingPad(MachineBasicBlock *LandingPad);
|
|
|
|
/// addPersonality - Provide the personality function for the exception
|
|
/// information.
|
|
void addPersonality(MachineBasicBlock *LandingPad, Function *Personality);
|
|
|
|
/// getPersonalityIndex - Get index of the current personality function inside
|
|
/// Personalitites array
|
|
unsigned getPersonalityIndex() const;
|
|
|
|
/// getPersonalities - Return array of personality functions ever seen.
|
|
const std::vector<Function *>& getPersonalities() const {
|
|
return Personalities;
|
|
}
|
|
|
|
// UsedFunctions - Return set of the functions in the llvm.used list.
|
|
const SmallPtrSet<const Function *, 32>& getUsedFunctions() const {
|
|
return UsedFunctions;
|
|
}
|
|
|
|
/// addCatchTypeInfo - Provide the catch typeinfo for a landing pad.
|
|
///
|
|
void addCatchTypeInfo(MachineBasicBlock *LandingPad,
|
|
std::vector<GlobalVariable *> &TyInfo);
|
|
|
|
/// addFilterTypeInfo - Provide the filter typeinfo for a landing pad.
|
|
///
|
|
void addFilterTypeInfo(MachineBasicBlock *LandingPad,
|
|
std::vector<GlobalVariable *> &TyInfo);
|
|
|
|
/// addCleanup - Add a cleanup action for a landing pad.
|
|
///
|
|
void addCleanup(MachineBasicBlock *LandingPad);
|
|
|
|
/// getTypeIDFor - Return the type id for the specified typeinfo. This is
|
|
/// function wide.
|
|
unsigned getTypeIDFor(GlobalVariable *TI);
|
|
|
|
/// getFilterIDFor - Return the id of the filter encoded by TyIds. This is
|
|
/// function wide.
|
|
int getFilterIDFor(std::vector<unsigned> &TyIds);
|
|
|
|
/// TidyLandingPads - Remap landing pad labels and remove any deleted landing
|
|
/// pads.
|
|
void TidyLandingPads();
|
|
|
|
/// getLandingPads - Return a reference to the landing pad info for the
|
|
/// current function.
|
|
const std::vector<LandingPadInfo> &getLandingPads() const {
|
|
return LandingPads;
|
|
}
|
|
|
|
/// getTypeInfos - Return a reference to the C++ typeinfo for the current
|
|
/// function.
|
|
const std::vector<GlobalVariable *> &getTypeInfos() const {
|
|
return TypeInfos;
|
|
}
|
|
|
|
/// getFilterIds - Return a reference to the typeids encoding filters used in
|
|
/// the current function.
|
|
const std::vector<unsigned> &getFilterIds() const {
|
|
return FilterIds;
|
|
}
|
|
|
|
/// getPersonality - Return a personality function if available. The presence
|
|
/// of one is required to emit exception handling info.
|
|
Function *getPersonality() const;
|
|
|
|
DIDeserializer *getDIDeserializer() { return &DR; }
|
|
}; // End class MachineModuleInfo
|
|
|
|
} // End llvm namespace
|
|
|
|
#endif
|