MOVUPS X2, (BX)
	ADDQ $16, BX
	AESKEYGENASSIST $0x01, X2, X1
	CALL _expand_key_256a<>(SB)
	AESKEYGENASSIST $0x01, X0, X1
	CALL _expand_key_256b<>(SB)
	AESKEYGENASSIST $0x02, X2, X1
	CALL _expand_key_256a<>(SB)
	AESKEYGENASSIST $0x02, X0, X1
	CALL _expand_key_256b<>(SB)
	AESKEYGENASSIST $0x04, X2, X1
	CALL _expand_key_256a<>(SB)
	AESKEYGENASSIST $0x04, X0, X1
	CALL _expand_key_256b<>(SB)

package framer

import (
	"bytes"
	"errors"
	"io"
	"testing"
)

func TestRead(t *testing.T) {
	data := []byte{
		0x00, 0x00, 0x00, 0x04,
		0x01, 0x02, 0x03, 0x04,
		0x00, 0x00, 0x00, 0x03,
		0x05, 0x06, 0x07,
		0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x01,
		0x08,
	}
	b := bytes.NewBuffer(data)
	r := NewLengthDelimitedFrameReader(io.NopCloser(b))
	buf := make([]byte, 1)

	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x32, 0xc9, 0xb6, 0x28, 0xd6,
	0xcb, 0xcc, 0xd7, 0x4f, 0x2c, 0xc8, 0xcc, 0x4d, 0x4c, 0xce, 0xc8, 0xcc, 0x4b, 0x2d, 0xaa, 0xd4,
	0x2f, 0xc8, 0x4e, 0x07, 0x09, 0xe8, 0x17, 0xa5, 0x16, 0xe7, 0x97, 0x16, 0x25, 0xa7, 0xea, 0xa7,
	0xa7, 0xe6, 0xa5, 0x16, 0x25, 0x96, 0xa4, 0xa6, 0xe8, 0x15, 0x14, 0xe5, 0x97, 0xe4, 0x0b, 0xa9,

const openatTrap uintptr = syscall.SYS_OPENAT
const fstatatTrap uintptr = syscall.SYS_FSTATAT

const (
	AT_EACCESS          = 0x1
	AT_FDCWD            = -0x64
	AT_REMOVEDIR        = 0x08
	AT_SYMLINK_NOFOLLOW = 0x02

	UTIME_OMIT = -0x1

	0x55, 0x08, 0xa9, 0x71, 0xb1, 0x65, 0xe6, 0x95, 0x84, 0x25, 0xe6, 0x48, 0x30, 0x29, 0x30, 0x6a,
	0xb0, 0x3a, 0xf1, 0x41, 0xd5, 0xb2, 0x79, 0x82, 0x45, 0x83, 0xa0, 0xb2, 0x20, 0x75, 0xc5, 0x25,
	0x45, 0x20, 0x75, 0xcc, 0x0a, 0x8c, 0x1a, 0x9c, 0x08, 0x75, 0xc1, 0x60, 0xd1, 0x20, 0xa8, 0xac,
	0x15, 0xc7, 0x8c, 0x05, 0xf2, 0x0c, 0x0d, 0x77, 0x14, 0x18, 0x9c, 0x3c, 0x4f, 0x3c, 0x94, 0x63,

	// 170 bytes of a gzipped FileDescriptorProto
	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0xce, 0xa1, 0x0e, 0xc2, 0x30,
	0x10, 0xc6, 0xf1, 0xd6, 0x22, 0x91, 0x88, 0x93, 0x73, 0xdc, 0x39, 0x82, 0x46, 0xf3, 0x04, 0xb8,
	0x6e, 0x94, 0xae, 0x59, 0xba, 0x6b, 0xba, 0x4e, 0xe0, 0x78, 0x04, 0x1e, 0x6b, 0x72, 0x72, 0x92,
	0x95, 0x17, 0x21, 0x69, 0x11, 0x48, 0xdc, 0xfd, 0xc5, 0xef, 0xf2, 0x6d, 0x0e, 0xdd, 0x71, 0x40,

	XOR  R1, R1
	BYTE $0xA7; BYTE $0x15; BYTE $0x00; BYTE $0x82 // BRAS 1,(2+(256/2))

	// EBCDIC -> ASCII conversion table:
	BYTE $0x00; BYTE $0x01; BYTE $0x02; BYTE $0x03
	BYTE $0x9c; BYTE $0x09; BYTE $0x86; BYTE $0x7f
	BYTE $0x97; BYTE $0x8d; BYTE $0x8e; BYTE $0x0b
	BYTE $0x0c; BYTE $0x0d; BYTE $0x0e; BYTE $0x0f
	BYTE $0x10; BYTE $0x11; BYTE $0x12; BYTE $0x13
	BYTE $0x9d; BYTE $0x0a; BYTE $0x08; BYTE $0x87

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

//go:build !purego

#include "textflag.h"
DATA rotInvSRows<>+0x00(SB)/8, $0x080f0205040b0e01
DATA rotInvSRows<>+0x08(SB)/8, $0x00070a0d0c030609
GLOBL rotInvSRows<>(SB), (NOPTR+RODATA), $16
DATA invSRows<>+0x00(SB)/8, $0x0b0e0104070a0d00
DATA invSRows<>+0x08(SB)/8, $0x0306090c0f020508
GLOBL invSRows<>(SB), (NOPTR+RODATA), $16
// func encryptBlockAsm(nr int, xk *uint32, dst, src *byte)

	SRD    $2, t2;      \
	ADDZE  h2;          \
	OR     t4, t2, t2;  \
	SRD    $2, t3;      \
	ADDC   t2, h0, h0;  \
	ADDE   t3, h1, h1;  \
	ADDZE  h2

DATA ·poly1305Mask<>+0x00(SB)/8, $0x0FFFFFFC0FFFFFFF
DATA ·poly1305Mask<>+0x08(SB)/8, $0x0FFFFFFC0FFFFFFC
GLOBL ·poly1305Mask<>(SB), RODATA, $16

// func update(state *[7]uint64, msg []byte)
TEXT ·update(SB), $0-32
	MOVD state+0(FP), R3
	MOVD msg_base+8(FP), R4

	var n int
	// Write the GZIP header lazily.
	if !z.wroteHeader {
		z.wroteHeader = true
		z.buf = [10]byte{0: gzipID1, 1: gzipID2, 2: gzipDeflate}
		if z.Extra != nil {
			z.buf[3] |= 0x04
		}
		if z.Name != "" {
			z.buf[3] |= 0x08
		}
		if z.Comment != "" {
			z.buf[3] |= 0x10
		}
		if z.ModTime.After(time.Unix(0, 0)) {
			// Section 2.3.1, the zero value for MTIME means that the