This commit is contained in:
lyc 2024-12-02 23:35:48 +08:00
parent d5e0b54645
commit 0bf7488ed1
17 changed files with 143 additions and 142 deletions

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@ -1,18 +1,15 @@
cmake_minimum_required(VERSION 3.5) cmake_minimum_required(VERSION 3.5)
project(LiteGoCompiler) project(LiteGoCompiler)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_BUILD_TYPE Release) set(CMAKE_BUILD_TYPE Release)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w -O3 -g") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w -O2 -g")
# library in subdirectory # library in subdirectory
add_subdirectory(antlr) add_subdirectory(antlr)
add_subdirectory(src) add_subdirectory(src)
# executable
# excutable
add_executable(LiteGoCompiler main.cpp) add_executable(LiteGoCompiler main.cpp)
target_include_directories(LiteGoCompiler target_include_directories(LiteGoCompiler
@ -26,3 +23,12 @@ target_link_libraries(LiteGoCompiler
icg icg
tcg tcg
) )
# Custom clean target to remove all directories
add_custom_target(clean-all
COMMAND ${CMAKE_COMMAND} -E remove_directory ${CMAKE_CURRENT_SOURCE_DIR}/*
COMMENT "Removing all directories and files in the current directory"
)
# Make 'clean' depend on 'clean-all'
set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES "${CMAKE_CURRENT_SOURCE_DIR}/*")

130
main.cpp
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@ -6,131 +6,115 @@
#include "GoParserListener.h" #include "GoParserListener.h"
#include "GoParserBaseListener.h" #include "GoParserBaseListener.h"
#include "TCG/Translator.h" #include "TCG/Translator.h"
#include <iostream>
#include <vector>
#include <string>
#include <filesystem>
#include <optional>
#include <memory>
using namespace std; using namespace std;
void init_log(const std::string& log_file_name, const std::string& log_path) { void init_log(const std::string& log_file_name, const std::string& log_path) {
system(("mkdir -p " + log_path).c_str()); system(("mkdir -p " + log_path).c_str());
google::InitGoogleLogging(log_file_name.c_str()); google::InitGoogleLogging(log_file_name.c_str());
google::SetLogDestination(google::GLOG_INFO, (log_path + "/").c_str()); google::SetLogDestination(google::GLOG_INFO, (log_path + "/").c_str());
// google::SetStderrLogging(google::INFO); google::InstallFailureSignalHandler(); // Capture signals
google::InstallFailureSignalHandler(); // 捕捉信号 FLAGS_log_prefix = true; // Log prefixes
FLAGS_log_prefix = true; // 日志前缀 FLAGS_colorlogtostderr = true; // Color logs in stderr
FLAGS_colorlogtostderr = true; // 颜色 FLAGS_alsologtostderr = true; // Log to console
FLAGS_alsologtostderr = true; // 日志输出到屏幕 FLAGS_logbufsecs = 0; // Disable log buffering
FLAGS_logbufsecs = 0; // 日志缓冲时间
} }
struct CmdParam { struct CmdParam {
std::vector<std::string> input; std::vector<std::string> input;
std::string output = "."; std::string output;
std::string output_3code = "3code.txt"; std::string output_3code = "3code.txt";
std::string output_asm = "out.asm"; std::string output_asm = "out.asm";
std::string output_bin = "out.bin"; std::string output_bin = "out.bin";
std::string log_path = "./log"; std::string log_path;
std::string log_file_name; std::string log_file_name;
}; };
std::optional<std::string> parse_option(const std::string& option, int& i, int argc, char* argv[]) {
if (i + 1 < argc) {
return argv[++i];
}
std::cerr << "Option " << option << " requires a value." << std::endl;
exit(EXIT_FAILURE);
}
CmdParam read_cmd_param(int argc, char* argv[]) { CmdParam read_cmd_param(int argc, char* argv[]) {
CmdParam cmd_param; CmdParam cmd_param;
cmd_param.log_file_name = argv[0]; cmd_param.log_file_name = argv[0];
int i = 1;
while (i < argc) { for (int i = 1; i < argc; ++i) {
std::string argv_i = argv[i]; std::string argv_i = argv[i];
if (argv_i[0] == '-') { if (argv_i.starts_with('-')) {
// option
if ((argv_i == "-h") || (argv_i == "--help")) {
std::cout << "可选参数如下:" << std::endl;
std::cout << "-h (--help): 帮助" << std::endl;
std::cout << "-o (--output): [default: .] 输出文件路径" << std::endl;
std::cout << "-3 (--3code): [default: 3code.txt] 输出 3code 文件名" << std::endl;
std::cout << "-a (--asm): [default: out] 输出 asm 文件名" << std::endl;
std::cout << "-b (--bin): [default: bin] 输出 bin 文件名" << std::endl;
std::cout << "-l (--log): [default: log] 输出 log 目录" << std::endl;
exit(0);
}
if (argv_i.length() == 1) { if (argv_i.length() == 1) {
std::cout << "选项错误" << std::endl; std::cerr << "Invalid option." << std::endl;
exit(0); exit(EXIT_FAILURE);
} else if (i + 1 == argc) { }
std::cout << "选项 " << argv_i << " 没有给定值" << std::endl; if (auto value = parse_option(argv_i, i, argc, argv)) {
exit(0); if (argv_i == "-o" || argv_i == "--output") {
cmd_param.output = *value;
} else if (argv_i == "-l" || argv_i == "--log") {
cmd_param.log_path = *value;
} else { } else {
// 解析参数 std::cerr << "Unknown parameter " << argv_i << std::endl;
if ((argv_i == "-o") || (argv_i == "--output")) { exit(EXIT_FAILURE);
cmd_param.output = argv[++i];
} else if ((argv_i == "-3") || (argv_i == "--3code")) {
cmd_param.output_3code = argv[++i];
} else if ((argv_i == "-a") || (argv_i == "--asm")) {
cmd_param.output_asm = argv[++i];
} else if ((argv_i == "-b") || (argv_i == "--bin")) {
cmd_param.output_bin == argv[++i];
} else if ((argv_i == "-l") || (argv_i == "--log")) {
cmd_param.log_path = argv[++i];
} else {
std::cout << "未知参数 " << argv_i << std::endl;
exit(0);
} }
} }
} else { } else {
// input
cmd_param.input.emplace_back(argv[i]); cmd_param.input.emplace_back(argv[i]);
} }
i++;
} }
if (cmd_param.input.size() == 0) {
std::cout << "没有输入的 .go 文件" << std::endl; if (cmd_param.input.empty()) {
exit(0); std::cerr << "No input .go files provided." << std::endl;
exit(EXIT_FAILURE);
} }
system(("mkdir -p " + cmd_param.output).c_str());
for (const auto& input_file : cmd_param.input) {
std::string base_name = std::filesystem::path(input_file).stem().string();
if (base_name.ends_with(".go")) {
base_name = base_name.substr(0, base_name.length() - 3);
}
cmd_param.output = base_name;
std::filesystem::create_directories(cmd_param.output);
}
return cmd_param; return cmd_param;
} }
int main(int argc, char* argv[]) { int main(int argc, char* argv[]) {
std::string cmd0 = "cd ../grammar/java";
cmd0 += "&& javac *.java";
cmd0 += "&& cd ../../build";
// system(cmd0.c_str());
CmdParam cmd_param = read_cmd_param(argc, argv); CmdParam cmd_param = read_cmd_param(argc, argv);
init_log(cmd_param.log_file_name, cmd_param.log_path); init_log(cmd_param.log_file_name, cmd_param.log_path);
const string& filename = cmd_param.input.front();
// string filename = "calculate.go"; LOG(INFO) << "Starting translation for file: " << filename;
string filename = cmd_param.input[0];
LOG(WARNING) << "start 翻译文件: " << filename;
antlr4::ANTLRFileStream file; antlr4::ANTLRFileStream file;
file.loadFromFile(filename); file.loadFromFile(filename);
antlr4::ANTLRInputStream inputStream(file.toString()); antlr4::ANTLRInputStream inputStream(file.toString());
LOG(WARNING) << "start 词法分析";
LOG(INFO) << "Starting lexical analysis.";
GoLexer lexer(&inputStream); GoLexer lexer(&inputStream);
antlr4::CommonTokenStream tokens(&lexer); antlr4::CommonTokenStream tokens(&lexer);
LOG(WARNING) << "start 语法分析"; LOG(INFO) << "Starting syntax analysis.";
GoParser parser(&tokens); GoParser parser(&tokens);
myGoListener listener; myGoListener listener;
antlr4::tree::ParseTreeWalker::DEFAULT.walk(&listener, parser.sourceFile()); antlr4::tree::ParseTreeWalker::DEFAULT.walk(&listener, parser.sourceFile());
std::string path_3code = cmd_param.output + "/" + cmd_param.output_3code; std::string path_3code = cmd_param.output + "/" + cmd_param.output_3code;
listener.Go23file_(path_3code); listener.Go23file_(path_3code);
sleep(1);
LOG(WARNING) << "start 三地址 -> 汇编"; LOG(INFO) << "Translating three-address code to assembly.";
std::shared_ptr<TACFile> tac_file = std::make_shared<TACFile>(std::move(listener.TACBlocks)); auto tac_file = make_shared<TACFile>(std::move(listener.TACBlocks));
Translator translator(std::shared_ptr<TACFile>(tac_file), listener.globalScope); Translator translator(tac_file, listener.globalScope);
translator.Translate(); translator.Translate();
std::string path_asm = cmd_param.output + "/" + cmd_param.output_asm; std::string path_asm = cmd_param.output + "/" + cmd_param.output_asm;
translator.OutputFile(path_asm); translator.OutputFile(path_asm);
std::string path_bin = cmd_param.output + "/" + cmd_param.output_bin; LOG(INFO) << "Translation completed successfully.";
std::string cmd;
cmd = "nasm -f elf32 -o " + cmd_param.output + "/out.o " + path_asm;
std::cout << cmd << std::endl; system(cmd.c_str());
cmd = "nasm -f elf32 -o " + cmd_param.output + "/print.o " + "/usr/local/share/doc/print.asm";
std::cout << cmd << std::endl; system(cmd.c_str());
cmd = "ld -m elf_i386 -o " + path_bin + " " + cmd_param.output + "/out.o " + cmd_param.output + "/print.o";
std::cout << cmd << std::endl; system(cmd.c_str());
return 0; return 0;
} }

53
test/e/print.asm Normal file
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@ -0,0 +1,53 @@
; print.asm
global myprint ; 设置print为全局可见
myprint:
push ebp
mov ebp, esp
push eax
push ebx
push ecx
push edx
push esi
mov edi, 0
sub esp, 1
mov byte [esp], 0
add edi, 1
sub esp, 1
mov byte [esp], 10
add edi, 1
mov edx, 0
mov eax, [ebp + 8]
; mov eax, 98765
mov ecx, 10
LOOP_:
div ecx
add edx, 48
sub esp, 1
mov byte [esp], dl
add edi, 1
mov edx, 0
cmp eax, 0
jne LOOP_
mov eax, 4 ; 发起系统调用
mov ebx, 1 ; ebx表示stdout
mov ecx, esp ; 表示字符串的地址
mov edx, edi ; 表示字符的个数
int 0x80 ; int 0x80表示系统调用
add esp, edi
pop esi
pop edx
pop ecx
pop ebx
pop eax
pop ebp
ret

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test/e/print.o Normal file

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BIN
test/print.o Normal file

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@ -1,48 +0,0 @@
package main
import "fmt"
var g int = ^20
func swap(x, y int) (int, int) {
return y, x
}
func main() {
// if语句
var a,b int = 10,20
if a < 20 {
fmt.Printf("a 小于 20\n" );
} else {
fmt.Printf("a 不小于 20\n" );
}
// for语句
var sum int
for i:=0; i <= 10; i++ {
sum += i
}
for sum <= 15 { //10加到15
sum += sum
}
for {}
// 函数调用
var s1,s2 int = "aaa","bbb"
s3, s4 := swap(s1, s2)
// 全局变量vs局部变量
var g int = 10
fmt.Printf ("结果: g = %d\n", g)
// 指针
var tmp int= 20
var p *int
ip = &a
fmt.Printf("*ip 变量的值: %d\n", *ip )
}

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@ -6,18 +6,24 @@ failure_count=0
failed_files=() failed_files=()
successful_files=() successful_files=()
for test_file in ../test/*.go; do test_folder=../test/e
for test_file in $test_folder/*.go; do
base_name=$(basename "$test_file" .go) base_name=$(basename "$test_file" .go)
echo -e "\n========== 编译 $base_name ==========" echo -e "\n========== 编译 $base_name =========="
if ! ./LiteGoCompiler ../test/$test_file; then if ! ./LiteGoCompiler $test_folder/$base_name.go; then
echo "编译错误" echo "编译错误"
failure_count=$((failure_count + 1)) failure_count=$((failure_count + 1))
failed_files+=("$base_name") failed_files+=("$base_name")
continue continue
fi fi
if ! ld -m elf_i386 -o run.bin out.o print.o; then nasm -f elf32 -o "$base_name/out.o" "$base_name/out.asm"
nasm -f elf32 -o "$test_folder/print.o" $test_folder/print.asm
if ! ld -m elf_i386 -o "$base_name/out.bin" "$base_name/out.o" "$test_folder/print.o"; then
echo "链接错误" echo "链接错误"
failure_count=$((failure_count + 1)) failure_count=$((failure_count + 1))
failed_files+=("$base_name") failed_files+=("$base_name")
@ -25,7 +31,7 @@ for test_file in ../test/*.go; do
fi fi
echo -e "\n========== 运行 $base_name ==========" echo -e "\n========== 运行 $base_name =========="
if ! ./run.bin; then if ! $base_name/out.bin; then
echo "运行错误" echo "运行错误"
failure_count=$((failure_count + 1)) failure_count=$((failure_count + 1))
failed_files+=("$base_name") failed_files+=("$base_name")
@ -38,7 +44,7 @@ done
# 输出统计结果 # 输出统计结果
echo -e "\n========== 编译结果统计 ==========" echo -e "\n========== 编译结果统计 =========="
echo "编译成功的文件数量: $success_count" echo "成功的文件数量: $success_count"
echo "编译成功的文件名: ${successful_files[*]}" echo "成功的文件名: ${successful_files[*]}"
echo "编译失败的文件数量: $failure_count" echo "失败的文件数量: $failure_count"
echo "编译失败的文件名: ${failed_files[*]}" echo "失败的文件名: ${failed_files[*]}"