func makeBuiltIn() *Package {
p := newPackage("builtin")
f := p.NewFile("builtin.leaf")
f.DeclType("int32", types.Int32)
f.DeclType("uint32", types.Uint32)
f.DeclType("int", types.Int32)
f.DeclType("uint", types.Uint32)
f.DeclType("int8", types.Int8)
f.DeclType("uint8", types.Uint8)
f.DeclType("char", types.Int8)
f.DeclType("byte", types.Uint8)
f.DeclType("ptr", types.NewPointer(nil))
// f.DeclFunc(f.NewFunc("printInt", types.NewFunc(nil, types.Int32)))
def := func(name string, t *types.Func, fn func(*Func)) {
ret := f.NewFunc(name, t)
f.DeclFunc(ret)
fn(ret)
}
def("putc", types.NewFunc(nil, types.Int8), _printChar)
def("printChar", types.NewFunc(nil, types.Int8), _printChar)
return p
}
func (self *Gen) funcDecl(file *ir.File, prog *ast.Program) {
for _, d := range prog.Decls {
f, isFunc := d.(*ast.Func)
if !isFunc {
continue
}
// build the func type
assert(len(f.Args) == 0) // TODO
assert(f.Ret == nil)
var retType types.Type
ft := types.NewFunc(retType)
fn, _ := file.DeclNewFunc(f.Name, ft)
self.tasks = append(self.tasks, &task{fn, f})
}
// TODO: now declare all the variables
// and also add anonymous init functions
}