/*
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/*
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* Copyright (c) 2016 by Alex I. Kuznetsov.
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* Copyright (c) 2016 by Alex I. Kuznetsov.
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*
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*
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* Part of the LXP32 CPU IP core.
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* Part of the LXP32 CPU IP core.
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*
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*
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* This module implements members of the OutputWriter class
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* This module implements members of the OutputWriter class
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* and its derived classes.
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* and its derived classes.
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*/
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*/
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#include "outputwriter.h"
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#include "outputwriter.h"
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#include "utils.h"
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#include "utils.h"
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#include <iostream>
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#include <iostream>
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#include <iomanip>
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#include <iomanip>
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#include <stdexcept>
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#include <stdexcept>
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#include <algorithm>
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#include <algorithm>
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#include <cassert>
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#include <cassert>
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#include <cstdint>
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#include <cstdint>
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#include <cstdio>
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#include <cstdio>
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/*
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/*
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* OutputWriter members
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* OutputWriter members
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*/
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*/
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void OutputWriter::write(const char *data,std::size_t n) {
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void OutputWriter::write(const char *data,std::size_t n) {
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writeData(data,n);
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writeData(data,n);
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_size+=n;
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_size+=n;
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}
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}
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void OutputWriter::pad(std::size_t size) {
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void OutputWriter::pad(std::size_t size) {
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static char zeros[256]; // static objects are zero-initialized
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static char zeros[256]; // static objects are zero-initialized
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while(size>0) {
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while(size>0) {
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auto n=std::min<std::size_t>(size,256);
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auto n=std::min<std::size_t>(size,256);
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write(zeros,n);
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write(zeros,n);
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size-=n;
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size-=n;
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}
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}
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}
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}
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std::size_t OutputWriter::size() const {
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std::size_t OutputWriter::size() const {
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return _size;
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return _size;
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}
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}
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/*
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/*
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* BinaryOutputWriter members
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* BinaryOutputWriter members
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*/
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*/
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BinaryOutputWriter::BinaryOutputWriter(const std::string &filename):
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BinaryOutputWriter::BinaryOutputWriter(const std::string &filename):
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_filename(filename),
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_filename(filename),
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_os(filename,std::ios_base::out|std::ios_base::binary)
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_os(filename,std::ios_base::out|std::ios_base::binary)
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{
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{
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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}
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}
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void BinaryOutputWriter::writeData(const char *data,std::size_t n) {
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void BinaryOutputWriter::writeData(const char *data,std::size_t n) {
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_os.write(data,n);
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_os.write(data,n);
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}
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}
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void BinaryOutputWriter::abort() {
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void BinaryOutputWriter::abort() {
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_os.close();
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_os.close();
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std::remove(_filename.c_str());
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std::remove(_filename.c_str());
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}
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}
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/*
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/*
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* TextOutputWriter members
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* TextOutputWriter members
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*/
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*/
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TextOutputWriter::TextOutputWriter(const std::string &filename,Format f):
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TextOutputWriter::TextOutputWriter(const std::string &filename,Format f):
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_filename(filename),
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_filename(filename),
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_os(filename,std::ios_base::out),
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_os(filename,std::ios_base::out),
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_fmt(f)
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_fmt(f)
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{
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{
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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}
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}
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TextOutputWriter::~TextOutputWriter() {
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TextOutputWriter::~TextOutputWriter() {
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if(!_buf.empty()) {
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if(!_buf.empty()) {
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assert(_buf.size()<4);
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assert(_buf.size()<4);
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pad(4-_buf.size());
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pad(4-_buf.size());
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}
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}
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}
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}
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void TextOutputWriter::writeData(const char *data,std::size_t n) {
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void TextOutputWriter::writeData(const char *data,std::size_t n) {
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while(n>0) {
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while(n>0) {
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assert(_buf.size()<4);
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assert(_buf.size()<4);
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auto count=std::min(4-_buf.size(),n);
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auto count=std::min(4-_buf.size(),n);
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_buf.append(data,count);
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_buf.append(data,count);
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data+=count;
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data+=count;
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n-=count;
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n-=count;
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if(_buf.size()<4) continue;
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if(_buf.size()<4) continue;
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assert(_buf.size()==4);
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assert(_buf.size()==4);
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std::uint32_t word=(static_cast<unsigned char>(_buf[3])<<24)|
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std::uint32_t word=(static_cast<unsigned char>(_buf[3])<<24)|
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(static_cast<unsigned char>(_buf[2])<<16)|
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(static_cast<unsigned char>(_buf[2])<<16)|
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(static_cast<unsigned char>(_buf[1])<<8)|
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(static_cast<unsigned char>(_buf[1])<<8)|
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static_cast<unsigned char>(_buf[0]);
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static_cast<unsigned char>(_buf[0]);
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if(_fmt==Bin) _os<<Utils::bin(word)<<std::endl;
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if(_fmt==Bin) _os<<Utils::bin(word)<<std::endl;
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else if(_fmt==Dec) _os<<word<<std::endl;
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else if(_fmt==Dec) _os<<word<<std::endl;
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else _os<<Utils::hex(word)<<std::endl;
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else _os<<Utils::hex(word)<<std::endl;
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_buf.clear();
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_buf.clear();
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}
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}
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}
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}
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void TextOutputWriter::abort() {
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void TextOutputWriter::abort() {
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_os.close();
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_os.close();
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std::remove(_filename.c_str());
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std::remove(_filename.c_str());
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}
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}
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