8dc2499aa6
gotools/ * Makefile.am (go_cmd_cgo_files): Add ast_go118.go (check-go-tool): Copy golang.org/x/tools directories. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package objabi
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import "strings"
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// A FuncFlag records bits about a function, passed to the runtime.
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type FuncFlag uint8
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// Note: This list must match the list in runtime/symtab.go.
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const (
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FuncFlag_TOPFRAME = 1 << iota
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FuncFlag_SPWRITE
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FuncFlag_ASM
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)
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// A FuncID identifies particular functions that need to be treated
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// specially by the runtime.
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// Note that in some situations involving plugins, there may be multiple
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// copies of a particular special runtime function.
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type FuncID uint8
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// Note: this list must match the list in runtime/symtab.go.
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const (
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FuncID_normal FuncID = iota // not a special function
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FuncID_abort
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FuncID_asmcgocall
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FuncID_asyncPreempt
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FuncID_cgocallback
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FuncID_debugCallV2
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FuncID_gcBgMarkWorker
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FuncID_goexit
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FuncID_gogo
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FuncID_gopanic
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FuncID_handleAsyncEvent
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FuncID_mcall
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FuncID_morestack
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FuncID_mstart
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FuncID_panicwrap
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FuncID_rt0_go
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FuncID_runfinq
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FuncID_runtime_main
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FuncID_sigpanic
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FuncID_systemstack
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FuncID_systemstack_switch
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FuncID_wrapper // any autogenerated code (hash/eq algorithms, method wrappers, etc.)
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)
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var funcIDs = map[string]FuncID{
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"abort": FuncID_abort,
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"asmcgocall": FuncID_asmcgocall,
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"asyncPreempt": FuncID_asyncPreempt,
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"cgocallback": FuncID_cgocallback,
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"debugCallV2": FuncID_debugCallV2,
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"gcBgMarkWorker": FuncID_gcBgMarkWorker,
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"go": FuncID_rt0_go,
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"goexit": FuncID_goexit,
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"gogo": FuncID_gogo,
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"gopanic": FuncID_gopanic,
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"handleAsyncEvent": FuncID_handleAsyncEvent,
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"main": FuncID_runtime_main,
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"mcall": FuncID_mcall,
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"morestack": FuncID_morestack,
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"mstart": FuncID_mstart,
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"panicwrap": FuncID_panicwrap,
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"runfinq": FuncID_runfinq,
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"sigpanic": FuncID_sigpanic,
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"switch": FuncID_systemstack_switch,
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"systemstack": FuncID_systemstack,
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// Don't show in call stack but otherwise not special.
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"deferreturn": FuncID_wrapper,
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"runOpenDeferFrame": FuncID_wrapper,
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"deferCallSave": FuncID_wrapper,
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}
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// Get the function ID for the named function in the named file.
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// The function should be package-qualified.
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func GetFuncID(name string, isWrapper bool) FuncID {
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if isWrapper {
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return FuncID_wrapper
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}
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if strings.HasPrefix(name, "runtime.") {
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if id, ok := funcIDs[name[len("runtime."):]]; ok {
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return id
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}
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}
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return FuncID_normal
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}
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