// 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

// go-specific code shared across loaders (5l, 6l, 8l).

func Nopout(p *Prog) {
	p.As = ANOP
	p.Scond = 0
	p.From = Addr{}
	p.RestArgs = nil
	p.Reg = 0
	p.To = Addr{}

Cherry Zhang <******@****.***> 1596151068 -0400

	{name: "go/bin", exclude: true},
	{name: "go/pkg", exclude: true},
	{name: "go/src/cmd/dist/dist", exclude: true},
	{name: "go/src/cmd/dist/dist.exe", exclude: true},

	{name: "go/bin/go", goos: "linux"},
	{name: "go/bin/go", goos: "darwin"},
	{name: "go/bin/go", goos: "windows", exclude: true},
	{name: "go/bin/go.exe", goos: "windows"},
	{name: "go/bin/gofmt", goos: "linux"},
	{name: "go/bin/gofmt", goos: "darwin"},

golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=

	if !modload.WillBeEnabled() {
		telemetry.Inc("go/mode:gopath")
	} else if workfile := modload.FindGoWork(base.Cwd()); workfile != "" {
		telemetry.Inc("go/mode:workspace")
	} else {
		telemetry.Inc("go/mode:module")
	}
	telemetry.Inc("go/platform/target/goos:" + cfg.Goos)
	telemetry.Inc("go/platform/target/goarch:" + cfg.Goarch)
	switch cfg.Goarch {
	case "386":
		telemetry.Inc("go/platform/target/go386:" + cfg.GO386)
	case "amd64":

	$ go tool covdata textfmt -i=profiledir -o=cov.txt
	$ head cov.txt
	mode: set
	cov-example/p/p.go:12.22,13.2 0 0
	cov-example/p/p.go:15.31,16.2 1 0
	cov-example/p/p.go:16.3,18.3 0 0
	cov-example/p/p.go:19.3,21.3 0 0
	...
	$ go tool cover -html=cov.txt
	$

5. Merge profiles together:

	$ go tool covdata merge -i=indir1,indir2 -o=outdir -modpaths=github.com/go-delve/delve
	$

6. Subtract one profile from another

// callsite: calls.go:209:14|0 flagstr "CallSiteOnPanicPath" flagval 2 score 42 mask 1 maskstr "panicPathAdj"
// callsite: calls.go:210:15|1 flagstr "CallSiteOnPanicPath" flagval 2 score 42 mask 1 maskstr "panicPathAdj"
// callsite: calls.go:212:19|2 flagstr "" flagval 0 score 16 mask 512 maskstr "passInlinableFuncToIndCallAdj"
// callsite: calls.go:212:19|calls.go:232:10|0 flagstr "" flagval 0 score 4 mask 0 maskstr ""
// <endcallsites>

	testenv.MustHaveGoRun(t)
	t.Parallel()

	const pkg = "example.com/pgo/devirtualize"

	// Add a go.mod so we have a consistent symbol names in this temp dir.
	goMod := fmt.Sprintf(`module %s
go 1.21
`, pkg)
	if err := os.WriteFile(filepath.Join(dir, "go.mod"), []byte(goMod), 0644); err != nil {
		t.Fatalf("error writing go.mod: %v", err)
	}

	// Run the test without PGO to ensure that the test assertions are

	check("??", 1) // no file specified
//line foo.go:1
	check("foo.go", 1)
//line bar.go:10:20
	check("bar.go", 10)
//line :11:22
	check("bar.go", 11) // no file, but column specified => keep old filename

/*-style line directives */
/*line :1*/ check("??", 1) // no file specified
/*line foo.go:1*/ check("foo.go", 1)
/*line bar.go:10:20*/ check("bar.go", 10)

// Copyright 2016 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.

//go:build generate

package windows