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Add support to create variables, structs etc.. using DIBuilder.

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This is still work in progress.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121205 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-12-07 23:25:47 +00:00
parent 953af2c3c5
commit fe58f95f36
4 changed files with 371 additions and 12 deletions
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151
include/llvm/Analysis/DIBuilder.h
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@@ -19,7 +19,11 @@
#include "llvm/ADT/StringRef.h"
namespace llvm {
class BasicBlock;
class Instruction;
class Function;
class Module;
class Value;
class LLVMContext;
class MDNode;
class StringRef;
@@ -27,6 +31,10 @@ namespace llvm {
class DIFile;
class DIEnumerator;
class DIType;
class DIArray;
class DIGlobalVariable;
class DINameSpace;
class DIVariable;
class DIBuilder {
private:
@@ -34,6 +42,9 @@ namespace llvm {
LLVMContext & VMContext;
MDNode *TheCU;
Function *DeclareFn; // llvm.dbg.declare
Function *ValueFn; // llvm.dbg.value
DIBuilder(const DIBuilder &); // DO NOT IMPLEMENT
void operator=(const DIBuilder &); // DO NOT IMPLEMENT
@@ -82,31 +93,161 @@ namespace llvm {
DIType CreateQualifiedType(unsigned Tag, DIType FromTy);
/// CreatePointerType - Create debugging information entry for a pointer.
/// @param PointeeTy Type pointed by this pointer.
/// @param SizeInBits Size.
/// @param AlignInBits Alignment. (optional)
/// @param Name Pointer type name. (optional)
DIType CreatePointerType(DIType PointeeTy, uint64_t SizeInBits,
uint64_t AlignInBits = 0, StringRef Name = StringRef());
uint64_t AlignInBits = 0,
StringRef Name = StringRef());
/// CreateReferenceType - Create debugging information entry for a reference.
/// CreateReferenceType - Create debugging information entry for a c++
/// style reference.
DIType CreateReferenceType(DIType RTy);
/// CreateTypedef - Create debugging information entry for a typedef.
DIType CreateTypedef(DIType Ty, StringRef Name, DIFile F, unsigned LineNo);
/// @param Ty Original type.
/// @param Name Typedef name.
/// @param File File where this type is defined.
/// @param LineNo Line number.
DIType CreateTypedef(DIType Ty, StringRef Name, DIFile File,
unsigned LineNo);
/// CreateFriend - Create debugging information entry for a 'friend'.
DIType CreateFriend(DIType Ty, DIType FriendTy);
/// CreateInheritance - Create debugging information entry to establish
/// inheritance relationship between two types.
/// @param Ty Original type.
/// @param BaseTy Base type. Ty is inherits from base.
/// @param BaseOffset Base offset.
/// @param Flags Flags to describe inheritance attribute,
/// e.g. private
DIType CreateInheritance(DIType Ty, DIType BaseTy, uint64_t BaseOffset,
unsigned Flags);
/// CreateMemberType - Create debugging information entry for a member.
DIType CreateMemberType(DIDescriptor Context, StringRef Name, DIFile F,
unsigned LineNumber, uint64_t SizeInBits,
/// @param Name Member name.
/// @param File File where this member is defined.
/// @param LineNo Line number.
/// @param SizeInBits Member size.
/// @param AlignInBits Member alignment.
/// @param OffsetInBits Member offset.
/// @param Flags Flags to encode member attribute, e.g. private
/// @param Ty Parent type.
DIType CreateMemberType(StringRef Name, DIFile File,
unsigned LineNo, uint64_t SizeInBits,
uint64_t AlignInBits, uint64_t OffsetInBits,
unsigned Flags, DIType Ty);
/// CreateStructType - Create debugging information entry for a struct.
DIType CreateStructType(DIDescriptor Context, StringRef Name, DIFile F,
unsigned LineNumber, uint64_t SizeInBits,
uint64_t AlignInBits, unsigned Flags,
DIArray Elements, unsigned RunTimeLang = 0);
/// CreateArtificialType - Create a new DIType with "artificial" flag set.
DIType CreateArtificialType(DIType Ty);
/// CreateTemporaryType - Create a temporary forward-declared type.
DIType CreateTemporaryType();
DIType CreateTemporaryType(DIFile F);
/// GetOrCreateArray - Get a DIArray, create one if required.
DIArray GetOrCreateArray(Value *const *Elements, unsigned NumElements);
/// CreateGlobalVariable - Create a new descriptor for the specified global.
/// @param Name Name of the variable.
/// @param LinakgeName Mangled name of the variable.
/// @param File File where this variable is defined.
/// @param LineNo Line number.
/// @param Ty Variable Type.
/// @param isLocalToUnit Boolean flag indicate whether this variable is
/// externally visible or not.
/// @param Val llvm::Value of the variable.
DIGlobalVariable
CreateGlobalVariable(StringRef Name,
StringRef LinkageName, DIFile File, unsigned LineNo,
DIType Ty, bool isLocalToUnit, llvm::Value *Val);
/// CreateStaticVariable - Create a new descriptor for the specified
/// variable.
/// @param Conext Variable scope.
/// @param Name Name of the variable.
/// @param LinakgeName Mangled name of the variable.
/// @param File File where this variable is defined.
/// @param LineNo Line number.
/// @param Ty Variable Type.
/// @param isLocalToUnit Boolean flag indicate whether this variable is
/// externally visible or not.
/// @param Val llvm::Value of the variable.
DIGlobalVariable
CreateStaticVariable(DIDescriptor Context, StringRef Name,
StringRef LinkageName, DIFile File, unsigned LineNo,
DIType Ty, bool isLocalToUnit, llvm::Value *Val);
/// CreateComplexVariable - Create a new descriptor for the specified
/// variable which has a complex address expression for its address.
/// @param Tag Dwarf TAG. Usually DW_TAG_auto_variable or
/// DW_TAG_arg_variable.
/// @param Scope Variable scope.
/// @param Name Variable name.
/// @param File File where this variable is defined.
/// @param LineNo Line number.
/// @param Ty Variable Type
/// @param Addr A pointer to a vector of complex address operations.
/// @param NumAddr Num of address operations in the vector.
DIVariable CreateComplexVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name, DIFile F, unsigned LineNo,
DIType Ty, Value *const *Addr,
unsigned NumAddr);
/// CreateNameSpace - This creates new descriptor for a namespace
/// with the specified parent scope.
/// @param Scope Namespace scope
/// @param Name Name of this namespace
/// @param File Source file
/// @param LineNo Line number
DINameSpace CreateNameSpace(DIDescriptor Scope, StringRef Name,
DIFile File, unsigned LineNo);
/// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
/// @param Storage llvm::Value of the variable
/// @param VarInfo Variable's debug info descriptor.
/// @param InsertAtEnd Location for the new intrinsic.
Instruction *InsertDeclare(llvm::Value *Storage, DIVariable VarInfo,
BasicBlock *InsertAtEnd);
/// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
/// @param Storage llvm::Value of the variable
/// @param VarInfo Variable's debug info descriptor.
/// @param InsertBefore Location for the new intrinsic.
Instruction *InsertDeclare(llvm::Value *Storage, DIVariable VarInfo,
Instruction *InsertBefore);
/// InsertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call.
/// @param Val llvm::Value of the variable
/// @param Offset Offset
/// @param VarInfo Variable's debug info descriptor.
/// @param InsertAtEnd Location for the new intrinsic.
Instruction *InsertDbgValueIntrinsic(llvm::Value *Val, uint64_t Offset,
DIVariable VarInfo,
BasicBlock *InsertAtEnd);
/// InsertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call.
/// @param Val llvm::Value of the variable
/// @param Offset Offset
/// @param VarInfo Variable's debug info descriptor.
/// @param InsertBefore Location for the new intrinsic.
Instruction *InsertDbgValueIntrinsic(llvm::Value *Val, uint64_t Offset,
DIVariable VarInfo,
Instruction *InsertBefore);
};
} // end namespace llvm