mirror of
https://github.com/golang/go
synced 2024-11-25 06:17:58 -07:00
683ded80c9
- adjusted much of the existing go code - missing: tests R=r DELTA=229 (1 added, 17 deleted, 211 changed) OCL=14103 CL=14103
139 lines
3.3 KiB
Go
Executable File
139 lines
3.3 KiB
Go
Executable File
// Copyright 2009 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package Universe
|
|
|
|
import Globals "globals"
|
|
import Object "object"
|
|
import Type "type"
|
|
|
|
|
|
export var (
|
|
scope *Globals.Scope;
|
|
types *Globals.List;
|
|
|
|
// internal types
|
|
void_t,
|
|
bad_t,
|
|
nil_t,
|
|
|
|
// basic types
|
|
bool_t,
|
|
uint8_t,
|
|
uint16_t,
|
|
uint32_t,
|
|
uint64_t,
|
|
int8_t,
|
|
int16_t,
|
|
int32_t,
|
|
int64_t,
|
|
float32_t,
|
|
float64_t,
|
|
float80_t,
|
|
string_t,
|
|
integer_t,
|
|
any_t,
|
|
|
|
// alias types
|
|
byte_t,
|
|
ushort_t,
|
|
uint_t,
|
|
ulong_t,
|
|
short_t,
|
|
int_t,
|
|
long_t,
|
|
float_t,
|
|
double_t,
|
|
ptrint_t *Globals.Type;
|
|
|
|
true_,
|
|
false_ *Globals.Object;
|
|
)
|
|
|
|
|
|
func DeclObj(kind int, ident string, typ *Globals.Type) *Globals.Object {
|
|
obj := Globals.NewObject(-1 /* no source pos */, kind, ident);
|
|
obj.typ = typ;
|
|
if kind == Object.TYPE && typ.obj == nil {
|
|
typ.obj = obj; // set primary type object
|
|
}
|
|
scope.Insert(obj);
|
|
return obj
|
|
}
|
|
|
|
|
|
func DeclType(form int, ident string, size int) *Globals.Type {
|
|
typ := Globals.NewType(form);
|
|
typ.size = size;
|
|
return DeclObj(Object.TYPE, ident, typ).typ;
|
|
}
|
|
|
|
|
|
func DeclAlias(ident string, typ *Globals.Type) *Globals.Type {
|
|
alias := Globals.NewType(Type.ALIAS);
|
|
alias.aux = typ;
|
|
alias.elt = typ;
|
|
return DeclObj(Object.TYPE, ident, alias).typ;
|
|
}
|
|
|
|
|
|
func Register(typ *Globals.Type) *Globals.Type {
|
|
if types.len_ < 0 {
|
|
panic("types.len_ < 0");
|
|
}
|
|
typ.ref = types.len_;
|
|
types.AddTyp(typ);
|
|
return typ;
|
|
}
|
|
|
|
|
|
func init() {
|
|
scope = Globals.NewScope(nil); // universe has no parent
|
|
types = Globals.NewList();
|
|
|
|
// Interal types
|
|
void_t = Globals.NewType(Type.VOID);
|
|
Globals.Universe_void_t = void_t;
|
|
bad_t = Globals.NewType(Type.BAD);
|
|
nil_t = DeclType(Type.NIL, "nil", 8);
|
|
|
|
// Basic types
|
|
bool_t = Register(DeclType(Type.BOOL, "bool", 1));
|
|
uint8_t = Register(DeclType(Type.UINT, "uint8", 1));
|
|
uint16_t = Register(DeclType(Type.UINT, "uint16", 2));
|
|
uint32_t = Register(DeclType(Type.UINT, "uint32", 4));
|
|
uint64_t = Register(DeclType(Type.UINT, "uint64", 8));
|
|
int8_t = Register(DeclType(Type.INT, "int8", 1));
|
|
int16_t = Register(DeclType(Type.INT, "int16", 2));
|
|
int32_t = Register(DeclType(Type.INT, "int32", 4));
|
|
int64_t = Register(DeclType(Type.INT, "int64", 8));
|
|
float32_t = Register(DeclType(Type.FLOAT, "float32", 4));
|
|
float64_t = Register(DeclType(Type.FLOAT, "float64", 8));
|
|
float80_t = Register(DeclType(Type.FLOAT, "float80", 10));
|
|
string_t = Register(DeclType(Type.STRING, "string", 8));
|
|
integer_t = Register(DeclType(Type.INTEGER, "integer", 8));
|
|
any_t = Register(DeclType(Type.ANY, "any", 8));
|
|
|
|
// All but 'byte' should be platform-dependent, eventually.
|
|
byte_t = Register(DeclAlias("byte", uint8_t));
|
|
ushort_t = Register(DeclAlias("ushort", uint16_t));
|
|
uint_t = Register(DeclAlias("uint", uint32_t));
|
|
ulong_t = Register(DeclAlias("ulong", uint32_t));
|
|
short_t = Register(DeclAlias("short", int16_t));
|
|
int_t = Register(DeclAlias("int", int32_t));
|
|
long_t = Register(DeclAlias("long", int32_t));
|
|
float_t = Register(DeclAlias("float", float32_t));
|
|
double_t = Register(DeclAlias("double", float64_t));
|
|
ptrint_t = Register(DeclAlias("ptrint", uint64_t));
|
|
|
|
// Predeclared constants
|
|
true_ = DeclObj(Object.CONST, "true", bool_t);
|
|
false_ = DeclObj(Object.CONST, "false", bool_t);
|
|
|
|
// Builtin functions
|
|
DeclObj(Object.FUNC, "len", Globals.NewType(Type.FUNCTION)); // incomplete
|
|
|
|
// scope.Print();
|
|
}
|