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/*
* 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))))
}
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