{"linux", "mipsle"},
	{"linux", "ppc64"},
	{"linux", "ppc64le"},
	{"linux", "riscv64"},
	{"linux", "s390x"},
	{"linux", "sparc64"},
	{"netbsd", "386"},
	{"netbsd", "amd64"},
	{"netbsd", "arm"},
	{"netbsd", "arm64"},
	{"openbsd", "386"},
	{"openbsd", "amd64"},
	{"openbsd", "arm"},
	{"openbsd", "arm64"},
	{"openbsd", "mips64"},
	{"openbsd", "ppc64"},
	{"openbsd", "riscv64"},
	{"plan9", "386"},

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

//go:build (!amd64 && !arm64 && !ppc64 && !ppc64le) || purego

package subtle

import (
	"runtime"
	"unsafe"
)

const wordSize = unsafe.Sizeof(uintptr(0))

const supportsUnaligned = runtime.GOARCH == "386" ||
	runtime.GOARCH == "amd64" ||
	runtime.GOARCH == "ppc64" ||
	runtime.GOARCH == "ppc64le" ||
	runtime.GOARCH == "s390x"

func xorBytes(dstb, xb, yb *byte, n int) {

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

//go:build ppc64 || ppc64le

package bytealg

import "internal/cpu"

const MaxBruteForce = 16

var SupportsPower9 = cpu.PPC64.IsPOWER9

func init() {
	MaxLen = 32
}

// Cutover reports the number of failures of IndexByte we should tolerate
// before switching over to Index.

// Copyright 2022 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 linux && (ppc64 || ppc64le)

#include "textflag.h"

// func Syscall6(num, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, errno uintptr)
TEXT ·Syscall6<ABIInternal>(SB),NOSPLIT,$0-80
	MOVD	R3, R10	// Move syscall number to R10. SYSCALL will move it R0, and restore R0.
	MOVD	R4, R3

// Copyright 2022 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 !aix && !linux && (ppc64 || ppc64le)

package cpu

func archInit() {
	PPC64.IsPOWER8 = true
	Initialized = true

package sys

import "encoding/binary"

// ArchFamily represents a family of one or more related architectures.
// For example, ppc64 and ppc64le are both members of the PPC64 family.
type ArchFamily byte

const (
	NoArch ArchFamily = iota
	AMD64
	ARM
	ARM64
	I386
	Loong64
	MIPS
	MIPS64
	PPC64
	RISCV64
	S390X
	Wasm
)

// Arch represents an individual architecture.
type Arch struct {
	Name   string

# Tests that the linker implements the PPC64 ELFv2 ABI
# register save and restore functions as defined in
# section 2.3.3.1 of the PPC64 ELFv2 ABI when linking
# external objects most likely compiled with gcc's
# -Os option.
#
# Verifies golang.org/issue/52366 for linux/ppc64le
[!GOOS:linux] skip
[!compiler:gc] skip
[!cgo] skip
[!GOARCH:ppc64le] skip

go build -ldflags='-linkmode=internal'
exec ./abitest
stdout success

// Copyright 2014 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 linux && (ppc64 || ppc64le) && gc

#include "textflag.h"

//
// System calls for ppc64, Linux
//

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT ·SyscallNoError(SB),NOSPLIT,$0-48

// Copyright 2014 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 ppc64 || ppc64le

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"

// We have to resort to TLS variable to save g (R30).
// One reason is that external code might trigger
// SIGSEGV, and our runtime.sigtramp don't even know we

// Copyright 2022 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 ppc64 || ppc64le

package main