forked from OSchip/llvm-project
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
//===-- MachineCodeEmitter.cpp - Implement the MachineCodeEmitter itf -----===//
|
|
//
|
|
// This file implements the MachineCodeEmitter interface.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "llvm/CodeGen/MachineCodeEmitter.h"
|
|
#include "llvm/CodeGen/MachineFunction.h"
|
|
#include "llvm/Function.h"
|
|
#include <iostream>
|
|
|
|
namespace {
|
|
struct DebugMachineCodeEmitter : public MachineCodeEmitter {
|
|
void startFunction(MachineFunction &F) {
|
|
std::cout << "\n**** Writing machine code for function: "
|
|
<< F.getFunction()->getName() << "\n";
|
|
}
|
|
void finishFunction(MachineFunction &F) {
|
|
std::cout << "\n";
|
|
}
|
|
void startBasicBlock(MachineBasicBlock &BB) {
|
|
std::cout << "\n--- Basic Block: " << BB.getBasicBlock()->getName()<<"\n";
|
|
}
|
|
|
|
void emitByte(unsigned char B) {
|
|
std::cout << "0x" << std::hex << (unsigned int)B << std::dec << " ";
|
|
}
|
|
void emitPCRelativeDisp(Value *V) {
|
|
std::cout << "<disp %" << V->getName() << ": 0xXX 0xXX 0xXX 0xXX> ";
|
|
}
|
|
void emitGlobalAddress(GlobalValue *V, bool isPCRelative) {
|
|
std::cout << "<addr %" << V->getName() << ": 0xXX 0xXX 0xXX 0xXX> ";
|
|
}
|
|
void emitGlobalAddress(const std::string &Name, bool isPCRelative) {
|
|
std::cout << "<addr %" << Name << ": 0xXX 0xXX 0xXX 0xXX> ";
|
|
}
|
|
|
|
void emitFunctionConstantValueAddress(unsigned ConstantNum, int Offset) {
|
|
std::cout << "<addr const#" << ConstantNum;
|
|
if (Offset) std::cout << " + " << Offset;
|
|
std::cout << "> ";
|
|
}
|
|
};
|
|
}
|
|
|
|
|
|
/// createDebugMachineCodeEmitter - Return a dynamically allocated machine
|
|
/// code emitter, which just prints the opcodes and fields out the cout. This
|
|
/// can be used for debugging users of the MachineCodeEmitter interface.
|
|
///
|
|
MachineCodeEmitter *MachineCodeEmitter::createDebugMachineCodeEmitter() {
|
|
return new DebugMachineCodeEmitter();
|
|
}
|