{Name: "asimddp", Feature: &ARM64.HasASIMDDP},
		{Name: "asimdfhm", Feature: &ARM64.HasASIMDFHM},
	}
}

func archInit() {
	switch runtime.GOOS {
	case "freebsd":
		readARM64Registers()
	case "linux", "netbsd", "openbsd":
		doinit()
	default:
		// Many platforms don't seem to allow reading these registers.
		setMinimalFeatures()
	}
}

// setMinimalFeatures fakes the minimal ARM64 features expected by

// Copyright 2019 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.

#include "textflag.h"

//
// System call support for ARM64, NetBSD
//

#define	SYS_syscall	0

// func Syscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr)
TEXT	·Syscall(SB),NOSPLIT,$0-56
	BL	runtime·entersyscall<ABIInternal>(SB)
	MOVD	trap+0(FP), R17
	MOVD	a1+8(FP), R0

// Copyright 2011 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 darwin || dragonfly || freebsd || netbsd || openbsd

package syscall

import (
	"runtime"
	"unsafe"
)

var (
	freebsdConfArch       string // "machine $arch" line in kern.conftxt on freebsd
	minRoutingSockaddrLen = rsaAlignOf(0)
)

	if err != nil {
		return nil, err
	}
	defer machoFile.Close()
	return machoFile.DWARF()
}
-- list-dwarf/read_elf.go --
// +build android dragonfly freebsd illumos linux netbsd openbsd solaris

package main

import (
	"debug/dwarf"
	"debug/elf"
)

func readDWARF(exePath string) (*dwarf.Data, error) {
	elfFile, err := elf.Open(exePath)
	if err != nil {

		if *ld.FlagTextAddr == -1 {
			*ld.FlagTextAddr = ld.Rnd(0x1000000, *ld.FlagRound) + int64(ld.HEADR)
		}

	case objabi.Hlinux, /* elf64 executable */
		objabi.Hfreebsd,   /* freebsd */
		objabi.Hnetbsd,    /* netbsd */
		objabi.Hopenbsd,   /* openbsd */
		objabi.Hdragonfly, /* dragonfly */
		objabi.Hsolaris:   /* solaris */
		ld.Elfinit(ctxt)

		ld.HEADR = ld.ELFRESERVE
		if *ld.FlagRound == -1 {

// 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.

//go:build freebsd || netbsd

#include "textflag.h"
#include "funcdata.h"

//
// System call support for some 386 unixes
//

// func Syscall(trap int32, a1, a2, a3 int32) (r1, r2, err int32);
// func Syscall6(trap int32, a1, a2, a3, a4, a5, a6 int32) (r1, r2, err int32);

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "textflag.h"
#include "funcdata.h"

//
// System call support for ARM, NetBSD
//

// func Syscall(trap int32, a1, a2, a3 int32) (r1, r2, err int32);
// func Syscall6(trap int32, a1, a2, a3, a4, a5, a6 int32) (r1, r2, err int32);

	switch runtime.GOOS {
	case "plan9":
		t.Skipf("skipping on %s, unimplemented", runtime.GOOS)
	case "aix":
		t.Skipf("skipping on %s, issue 45170", runtime.GOOS)
	case "ios", "dragonfly", "netbsd", "illumos", "solaris":
		t.Skipf("skipping on %s, issue 13841", runtime.GOOS)
	case "openbsd":
		if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {

// license that can be found in the LICENSE file.

// This file contains a driver.UI implementation
// that provides the readline functionality if possible.

//go:build (darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || windows) && !appengine && !android

package main

import (
	"fmt"
	"io"
	"os"
	"strings"

	"github.com/google/pprof/driver"
	"golang.org/x/term"
)

func init() {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix && !android && !openbsd

// Required for darwin ucontext.
#define _XOPEN_SOURCE
// Required for netbsd stack_t if _XOPEN_SOURCE is set.
#define _XOPEN_SOURCE_EXTENDED	1
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"

#include <assert.h>
#include <pthread.h>
#include <stddef.h>
#include <stdio.h>