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sonic/ast/utils.go

41 lines
1 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 ast
import (
`unsafe`
`github.com/bytedance/sonic/internal/rt`
)
//go:nosplit
func mem2ptr(s []byte) unsafe.Pointer {
return (*rt.GoSlice)(unsafe.Pointer(&s)).Ptr
}
//go:nosplit
func str2ptr(s string) unsafe.Pointer {
return (*rt.GoString)(unsafe.Pointer(&s)).Ptr
}
//go:nosplit
func addr2str(p unsafe.Pointer, n int64) (s string) {
(*rt.GoString)(unsafe.Pointer(&s)).Ptr = p
(*rt.GoString)(unsafe.Pointer(&s)).Len = int(n)
return
}