diff options
Diffstat (limited to 'vendor/github.com/google/gops/internal/obj/go.go')
-rw-r--r-- | vendor/github.com/google/gops/internal/obj/go.go | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/vendor/github.com/google/gops/internal/obj/go.go b/vendor/github.com/google/gops/internal/obj/go.go deleted file mode 100644 index 1852dc74..00000000 --- a/vendor/github.com/google/gops/internal/obj/go.go +++ /dev/null @@ -1,86 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package obj - -import ( - "fmt" - "os" - "strings" -) - -// go-specific code shared across loaders (5l, 6l, 8l). - -var ( - framepointer_enabled int - Fieldtrack_enabled int -) - -// Toolchain experiments. -// These are controlled by the GOEXPERIMENT environment -// variable recorded when the toolchain is built. -// This list is also known to cmd/gc. -var exper = []struct { - name string - val *int -}{ - {"fieldtrack", &Fieldtrack_enabled}, - {"framepointer", &framepointer_enabled}, -} - -func addexp(s string) { - // Could do general integer parsing here, but the runtime copy doesn't yet. - v := 1 - name := s - if len(name) > 2 && name[:2] == "no" { - v = 0 - name = name[2:] - } - for i := 0; i < len(exper); i++ { - if exper[i].name == name { - if exper[i].val != nil { - *exper[i].val = v - } - return - } - } - - fmt.Printf("unknown experiment %s\n", s) - os.Exit(2) -} - -func init() { - framepointer_enabled = 1 // default - for _, f := range strings.Split(goexperiment, ",") { - if f != "" { - addexp(f) - } - } -} - -func Framepointer_enabled(goos, goarch string) bool { - return framepointer_enabled != 0 && goarch == "amd64" && goos != "nacl" -} - -func Nopout(p *Prog) { - p.As = ANOP - p.Scond = 0 - p.From = Addr{} - p.From3 = nil - p.Reg = 0 - p.To = Addr{} -} - -func Expstring() string { - buf := "X" - for i := range exper { - if *exper[i].val != 0 { - buf += "," + exper[i].name - } - } - if buf == "X" { - buf += ",none" - } - return "X:" + buf[2:] -} |