Files
llgo/internal/runtime/z_map.go
2024-07-04 18:50:36 +08:00

101 lines
2.1 KiB
Go

/*
* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package runtime
import (
"unsafe"
"github.com/goplus/llgo/internal/abi"
)
// Map represents a Go map.
type Map = hmap
type maptype = abi.MapType
type slice struct {
array unsafe.Pointer
len int
cap int
}
func typedmemmove(typ *_type, dst, src unsafe.Pointer) {
Typedmemmove(typ, dst, src)
}
// MakeSmallMap creates a new small map.
func MakeSmallMap() *Map {
return makemap_small()
}
func MakeMap(t *maptype, hint int) *hmap {
return makemap(t, hint, nil)
}
func MapAssign(t *maptype, h *Map, key unsafe.Pointer) unsafe.Pointer {
return mapassign(t, h, key)
}
func MapAccess1(t *maptype, h *hmap, key unsafe.Pointer) unsafe.Pointer {
return mapaccess1(t, h, key)
}
func MapAccess2(t *maptype, h *hmap, key unsafe.Pointer) (unsafe.Pointer, bool) {
return mapaccess2(t, h, key)
}
func NewMapIter(t *maptype, h *hmap) *hiter {
var it hiter
mapiterinit(t, h, &it)
return &it
}
func MapIterNext(it *hiter) (ok bool, k unsafe.Pointer, v unsafe.Pointer) {
if it.key == nil {
return
}
ok = true
k, v = it.key, it.elem
mapiternext(it)
return
}
func mapKeyEqual(t *maptype, p, q unsafe.Pointer) bool {
if isDirectIface(t.Key) {
switch t.Key.Size_ {
case 0:
return true
case 1:
return memequal8(p, q)
case 2:
return memequal16(p, q)
case 4:
return memequal32(p, q)
case 8:
return memequal64(p, q)
}
}
switch t.Key.Kind() {
case abi.String:
return strequal(p, q)
case abi.Complex64:
return c64equal(p, q)
case abi.Complex128:
return c128equal(p, q)
}
return t.Key.Equal(p, q)
}