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path: root/vendor/github.com/bytedance/sonic/internal/rt/fastmem.go
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Diffstat (limited to 'vendor/github.com/bytedance/sonic/internal/rt/fastmem.go')
-rw-r--r--vendor/github.com/bytedance/sonic/internal/rt/fastmem.go155
1 files changed, 0 insertions, 155 deletions
diff --git a/vendor/github.com/bytedance/sonic/internal/rt/fastmem.go b/vendor/github.com/bytedance/sonic/internal/rt/fastmem.go
deleted file mode 100644
index 508be4765..000000000
--- a/vendor/github.com/bytedance/sonic/internal/rt/fastmem.go
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * 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 rt
-
-import (
- "reflect"
- "unsafe"
-
- "github.com/bytedance/sonic/option"
-)
-
-//go:nosplit
-func Get16(v []byte) int16 {
- return *(*int16)((*GoSlice)(unsafe.Pointer(&v)).Ptr)
-}
-
-//go:nosplit
-func Get32(v []byte) int32 {
- return *(*int32)((*GoSlice)(unsafe.Pointer(&v)).Ptr)
-}
-
-//go:nosplit
-func Get64(v []byte) int64 {
- return *(*int64)((*GoSlice)(unsafe.Pointer(&v)).Ptr)
-}
-
-//go:nosplit
-func Mem2Str(v []byte) (s string) {
- (*GoString)(unsafe.Pointer(&s)).Len = (*GoSlice)(unsafe.Pointer(&v)).Len
- (*GoString)(unsafe.Pointer(&s)).Ptr = (*GoSlice)(unsafe.Pointer(&v)).Ptr
- return
-}
-
-//go:nosplit
-func Str2Mem(s string) (v []byte) {
- (*GoSlice)(unsafe.Pointer(&v)).Cap = (*GoString)(unsafe.Pointer(&s)).Len
- (*GoSlice)(unsafe.Pointer(&v)).Len = (*GoString)(unsafe.Pointer(&s)).Len
- (*GoSlice)(unsafe.Pointer(&v)).Ptr = (*GoString)(unsafe.Pointer(&s)).Ptr
- return
-}
-
-func BytesFrom(p unsafe.Pointer, n int, c int) (r []byte) {
- (*GoSlice)(unsafe.Pointer(&r)).Ptr = p
- (*GoSlice)(unsafe.Pointer(&r)).Len = n
- (*GoSlice)(unsafe.Pointer(&r)).Cap = c
- return
-}
-
-func FuncAddr(f interface{}) unsafe.Pointer {
- if vv := UnpackEface(f); vv.Type.Kind() != reflect.Func {
- panic("f is not a function")
- } else {
- return *(*unsafe.Pointer)(vv.Value)
- }
-}
-
-//go:nocheckptr
-func IndexChar(src string, index int) unsafe.Pointer {
- return unsafe.Pointer(uintptr((*GoString)(unsafe.Pointer(&src)).Ptr) + uintptr(index))
-}
-
-//go:nocheckptr
-func IndexByte(ptr []byte, index int) unsafe.Pointer {
- return unsafe.Pointer(uintptr((*GoSlice)(unsafe.Pointer(&ptr)).Ptr) + uintptr(index))
-}
-
-func GuardSlice(buf *[]byte, n int) {
- c := cap(*buf)
- l := len(*buf)
- if c-l < n {
- c = c>>1 + n + l
- if c < 32 {
- c = 32
- }
- tmp := make([]byte, l, c)
- copy(tmp, *buf)
- *buf = tmp
- }
-}
-
-func GuardSlice2(buf []byte, n int) []byte {
- c := cap(buf)
- l := len(buf)
- if c-l < n {
- c = c>>1 + n + l
- if c < 32 {
- c = 32
- }
- tmp := make([]byte, l, c)
- copy(tmp, buf)
- buf = tmp
- }
- return buf
-}
-
-//go:nosplit
-func Ptr2SlicePtr(s unsafe.Pointer, l int, c int) unsafe.Pointer {
- slice := &GoSlice{
- Ptr: s,
- Len: l,
- Cap: c,
- }
- return unsafe.Pointer(slice)
-}
-
-//go:nosplit
-func StrPtr(s string) unsafe.Pointer {
- return (*GoString)(unsafe.Pointer(&s)).Ptr
-}
-
-//go:nosplit
-func StrFrom(p unsafe.Pointer, n int64) (s string) {
- (*GoString)(unsafe.Pointer(&s)).Ptr = p
- (*GoString)(unsafe.Pointer(&s)).Len = int(n)
- return
-}
-
-// NoEscape hides a pointer from escape analysis. NoEscape is
-// the identity function but escape analysis doesn't think the
-// output depends on the input. NoEscape is inlined and currently
-// compiles down to zero instructions.
-// USE CAREFULLY!
-//go:nosplit
-//goland:noinspection GoVetUnsafePointer
-func NoEscape(p unsafe.Pointer) unsafe.Pointer {
- x := uintptr(p)
- return unsafe.Pointer(x ^ 0)
-}
-
-//go:nosplit
-func MoreStack(size uintptr)
-
-//go:nosplit
-func Add(ptr unsafe.Pointer, off uintptr) unsafe.Pointer {
- return unsafe.Pointer(uintptr(ptr) + off)
-}
-
-// CanSizeResue
-func CanSizeResue(cap int) bool {
- return cap <= int(option.LimitBufferSize)
-}