Example #1
0
File: script.go Project: 8l/leaf
func (self *Run) Run() {
	if self.Filename == "" {
		self.Filename = "main.l"
	}

	build := ir.NewBuild()
	pname := "main"
	gen := codegen.NewGen(pname, build)
	astree, errs := parser.ParseBytes(self.Filename, self.Source)
	if self.err(errs...) {
		return
	}
	gen.AddFile(astree)

	if self.err(gen.Gen()...) {
		return
	}

	buf := new(bytes.Buffer)
	errs = build.Build(pname, buf) // TODO: stderr?
	if self.err(errs...) {
		return
	}

	self.Image = buf.Bytes()

	vm, e := img.Make(bytes.NewBuffer(self.Image))
	if self.err(e) {
		return
	}

	stdoutBuf := new(bytes.Buffer)
	var stdout io.Writer = stdoutBuf
	if self.Stdout != nil {
		stdout = io.MultiWriter(stdout, self.Stdout)
	}

	vm.SetPC(mem.SegCode)
	vm.Stdout = stdout

	if self.TimeoutCycle == 0 {
		self.TimeoutCycle = math.MaxInt64
	}

	ncycle := vm.Run(self.TimeoutCycle)

	self.UsedCycle = ncycle
	self.HaltValue = vm.HaltValue()
	self.AddrError = vm.AddrError()
	self.Output = stdoutBuf.Bytes()
}
Example #2
0
File: build.go Project: 8l/leaf
func mainBuild(args []string) {
	build := ir.NewBuild()

	pname := "test"
	gen := codegen.NewGen(pname, build)
	files := args

	for _, f := range files {
		astree, errs := parser.Parse(f)
		if len(errs) > 0 {
			printErrors(errs)
			os.Exit(-1)
		}

		gen.AddFile(astree)
	}

	errs := gen.Gen()
	if len(errs) > 0 {
		printErrors(errs)
		os.Exit(1)
	}

	// build.Print()

	fout, e := os.Create("out.e8")
	if e != nil {
		printError(e)
		os.Exit(1)
	}

	errs = build.Build(pname, fout)
	if len(errs) > 0 {
		printErrors(errs)
		os.Exit(1)
	}

	e = fout.Close()
	if e != nil {
		printError(e)
		os.Exit(1)
	}
}