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Diffstat (limited to 'vendor/github.com/bytedance/sonic/loader/loader_latest.go')
-rw-r--r--vendor/github.com/bytedance/sonic/loader/loader_latest.go111
1 files changed, 0 insertions, 111 deletions
diff --git a/vendor/github.com/bytedance/sonic/loader/loader_latest.go b/vendor/github.com/bytedance/sonic/loader/loader_latest.go
deleted file mode 100644
index f2c78989d..000000000
--- a/vendor/github.com/bytedance/sonic/loader/loader_latest.go
+++ /dev/null
@@ -1,111 +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 loader
-
-import (
- `github.com/bytedance/sonic/loader/internal/rt`
-)
-
-// LoadFuncs loads only one function as module, and returns the function pointer
-// - text: machine code
-// - funcName: function name
-// - frameSize: stack frame size.
-// - argSize: argument total size (in bytes)
-// - argPtrs: indicates if a slot (8 Bytes) of arguments memory stores pointer, from low to high
-// - localPtrs: indicates if a slot (8 Bytes) of local variants memory stores pointer, from low to high
-//
-// WARN:
-// - the function MUST has fixed SP offset equaling to this, otherwise it go.gentraceback will fail
-// - the function MUST has only one stack map for all arguments and local variants
-func (self Loader) LoadOne(text []byte, funcName string, frameSize int, argSize int, argPtrs []bool, localPtrs []bool) Function {
- size := uint32(len(text))
-
- fn := Func{
- Name: funcName,
- TextSize: size,
- ArgsSize: int32(argSize),
- }
-
- // NOTICE: suppose the function has fixed SP offset equaling to frameSize, thus make only one pcsp pair
- fn.Pcsp = &Pcdata{
- {PC: size, Val: int32(frameSize)},
- }
-
- if self.NoPreempt {
- fn.PcUnsafePoint = &Pcdata{
- {PC: size, Val: PCDATA_UnsafePointUnsafe},
- }
- } else {
- fn.PcUnsafePoint = &Pcdata{
- {PC: size, Val: PCDATA_UnsafePointSafe},
- }
- }
-
- // NOTICE: suppose the function has only one stack map at index 0
- fn.PcStackMapIndex = &Pcdata{
- {PC: size, Val: 0},
- }
-
- if argPtrs != nil {
- args := rt.StackMapBuilder{}
- for _, b := range argPtrs {
- args.AddField(b)
- }
- fn.ArgsPointerMaps = args.Build()
- }
-
- if localPtrs != nil {
- locals := rt.StackMapBuilder{}
- for _, b := range localPtrs {
- locals.AddField(b)
- }
- fn.LocalsPointerMaps = locals.Build()
- }
-
- out := Load(text, []Func{fn}, self.Name + funcName, []string{self.File})
- return out[0]
-}
-
-// Load loads given machine codes and corresponding function information into go moduledata
-// and returns runnable function pointer
-// WARN: this API is experimental, use it carefully
-func Load(text []byte, funcs []Func, modulename string, filenames []string) (out []Function) {
- ids := make([]string, len(funcs))
- for i, f := range funcs {
- ids[i] = f.Name
- }
- // generate module data and allocate memory address
- mod := makeModuledata(modulename, filenames, &funcs, text)
-
- // verify and register the new module
- moduledataverify1(mod)
- registerModule(mod)
-
- //
- // encapsulate function address
- out = make([]Function, len(funcs))
- for i, s := range ids {
- for _, f := range funcs {
- if f.Name == s {
- m := uintptr(mod.text + uintptr(f.EntryOff))
- out[i] = Function(&m)
- }
- }
- }
- return
-}