mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
697954c15d
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1503 91177308-0d34-0410-b5e6-96231b3b80d8
85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
//===-- llvm/Analysis/ModuleAnalyzer.h - Module analysis driver --*- C++ -*-==//
|
|
//
|
|
// This class provides a nice interface to traverse a module in a predictable
|
|
// way. This is used by the AssemblyWriter, BytecodeWriter, and SlotCalculator
|
|
// to do analysis of a module.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_ANALYSIS_MODULEANALYZER_H
|
|
#define LLVM_ANALYSIS_MODULEANALYZER_H
|
|
|
|
#include <set>
|
|
|
|
class Type;
|
|
class Module;
|
|
class Method;
|
|
class BasicBlock;
|
|
class Instruction;
|
|
class MethodType;
|
|
class MethodArgument;
|
|
|
|
class ModuleAnalyzer {
|
|
ModuleAnalyzer(const ModuleAnalyzer &); // do not impl
|
|
const ModuleAnalyzer &operator=(const ModuleAnalyzer &); // do not impl
|
|
public:
|
|
ModuleAnalyzer() {}
|
|
virtual ~ModuleAnalyzer() {}
|
|
|
|
protected:
|
|
// processModule - Driver function to call all of my subclasses virtual
|
|
// methods. Commonly called by derived type's constructor.
|
|
//
|
|
bool processModule(const Module *M);
|
|
|
|
// processType - This callback occurs when an derived type is discovered
|
|
// at the class level. This activity occurs when processing a constant pool.
|
|
//
|
|
virtual bool processType(const Type *Ty) { return false; }
|
|
|
|
// processMethods - The default implementation of this method loops through
|
|
// all of the methods in the module and processModule's them.
|
|
//
|
|
virtual bool processMethods(const Module *M);
|
|
|
|
// visitMethod - This member is called after the constant pool has been
|
|
// processed. The default implementation of this is a noop.
|
|
//
|
|
virtual bool visitMethod(const Method *M) { return false; }
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Stages of processing Method level information
|
|
//
|
|
|
|
// processMethod - Process all aspects of a method.
|
|
//
|
|
virtual bool processMethod(const Method *M);
|
|
|
|
// processMethodArgument - This member is called for every argument that
|
|
// is passed into the method.
|
|
//
|
|
virtual bool processMethodArgument(const MethodArgument *MA) { return false; }
|
|
|
|
// processBasicBlock - This member is called for each basic block in a methd.
|
|
//
|
|
virtual bool processBasicBlock(const BasicBlock *BB);
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Stages of processing BasicBlock level information
|
|
//
|
|
|
|
// preProcessInstruction - This member is called for each Instruction in a
|
|
// method before processInstruction.
|
|
//
|
|
virtual bool preProcessInstruction(const Instruction *I);
|
|
|
|
// processInstruction - This member is called for each Instruction in a method
|
|
//
|
|
virtual bool processInstruction(const Instruction *I) { return false; }
|
|
|
|
private:
|
|
bool handleType(std::set<const Type *> &TypeSet, const Type *T);
|
|
};
|
|
|
|
#endif
|