mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-21 10:13:11 +00:00
54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
/*
|
|
* Copyright 2021 ByteDance Inc.
|
|
*
|
|
* 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 jit
|
|
|
|
import (
|
|
`reflect`
|
|
`unsafe`
|
|
|
|
`github.com/bytedance/sonic/internal/rt`
|
|
`github.com/twitchyliquid64/golang-asm/obj`
|
|
)
|
|
|
|
//go:noescape
|
|
//go:linkname getitab runtime.getitab
|
|
//goland:noinspection ALL
|
|
func getitab(inter *rt.GoType, typ *rt.GoType, canfail bool) *rt.GoItab
|
|
|
|
func Func(f interface{}) obj.Addr {
|
|
if p := rt.UnpackEface(f); p.Type.Kind() != reflect.Func {
|
|
panic("f is not a function")
|
|
} else {
|
|
return Imm(*(*int64)(p.Value))
|
|
}
|
|
}
|
|
|
|
func Type(t reflect.Type) obj.Addr {
|
|
return Gtype(rt.UnpackType(t))
|
|
}
|
|
|
|
func Itab(i *rt.GoType, t reflect.Type) obj.Addr {
|
|
return Imm(int64(uintptr(unsafe.Pointer(getitab(i, rt.UnpackType(t), false)))))
|
|
}
|
|
|
|
func Gitab(i *rt.GoItab) obj.Addr {
|
|
return Imm(int64(uintptr(unsafe.Pointer(i))))
|
|
}
|
|
|
|
func Gtype(t *rt.GoType) obj.Addr {
|
|
return Imm(int64(uintptr(unsafe.Pointer(t))))
|
|
}
|