Example #1
0
func test(t *testing.T, src string, code []cpu.Word) {
	var ast parser.AST

	files, err := path.SourceFiles(src)
	if err != nil {
		t.Fatal(err)
	}

	for i := range files {
		err = ast.Parse(files[i], 0)
		if err != nil {
			t.Fatal(err)
		}
	}

	ar, err := Assemble(&ast, 0)
	if err != nil {
		t.Fatal(err)
	}

	if len(code) != len(ar.Code) {
		t.Fatalf("Code size mismatch. Expected %d, have %d\n%04x\n%04x",
			len(code), len(ar.Code), code, ar.Code)
	}

	for i := range code {
		if code[i] != cpu.Word(ar.Code[i]) {
			t.Fatalf("Code mismatch at instruction %d:\nWant: %04x\nHave: %04x", i, code, ar.Code)
		}
	}
}
Example #2
0
// findDeps creates a tree of dependencies (import paths) for
// the given package. It parses the package source code for this purpose.
func findDeps(importpath string, list *[]string) bool {
	if containsDep(*list, importpath) {
		return true
	}

	// Find source files for the given package.
	sources, err := path.SourceFiles(importpath)
	if err != nil {
		return false
	}

	// Parse sources into a partial AST.
	// We are only interested in the import statements.
	var ast parser.AST
	for _, file := range sources {
		err = ast.Parse(file, parser.ImportsOnly)

		if err != nil {
			return false
		}
	}

	// Create a new dependency entry.
	*list = append(*list, importpath)

	for _, imp := range ast.Imports {
		if !findDeps(imp.Path.Value, list) {
			return false
		}
	}

	return true
}
Example #3
0
func TestAST(t *testing.T) {
	var ast AST

	files, err := path.SourceFiles("test/hw")
	if err != nil {
		t.Fatal(err)
	}

	for i := range files {
		err = ast.Parse(files[i], 0)
		if err != nil {
			t.Fatal(err)
		}
	}
}
Example #4
0
// build builds the given package and its dependencies.
func build(importpath string, flags asm.AsmFlags) (err error) {
	files, _ := path.SourceFiles(importpath)
	if len(files) == 0 {
		return nil // No source files
	}

	var ast parser.AST
	for i := range files {
		err = ast.Parse(files[i], 0)
		if err != nil {
			return
		}
	}

	ar, err := asm.Assemble(&ast, flags)
	if err != nil {
		return
	}

	return writeArchive(ar, importpath)
}