// SAVE_R22_TO_R31(offset) saves R22 ~ R31 to the stack space
// of ((offset)+0*8)(R3) ~ ((offset)+9*8)(R3).
//
// SAVE_F24_TO_F31(offset) saves F24 ~ F31 to the stack space
// of ((offset)+0*8)(R3) ~ ((offset)+7*8)(R3).
//
// Note: g is R22

#define SAVE_R22_TO_R31(offset)	\
	MOVV	g,   ((offset)+(0*8))(R3)	\
	MOVV	R23, ((offset)+(1*8))(R3)	\
	MOVV	R24, ((offset)+(2*8))(R3)	\

TEXT ·Loaduintptr(SB), NOSPLIT, $0-8
	JMP	·Load(SB)

TEXT ·Loaduint(SB), NOSPLIT, $0-8
	JMP	·Load(SB)

TEXT ·Storeint32(SB), NOSPLIT, $0-8
	JMP	·Store(SB)

TEXT ·Storeint64(SB), NOSPLIT, $0-12
	JMP	·Store64(SB)

TEXT ·Storeuintptr(SB), NOSPLIT, $0-8
	JMP	·Store(SB)

TEXT ·Xadduintptr(SB), NOSPLIT, $0-12
	JMP	·Xadd(SB)

TEXT ·Loadint32(SB), NOSPLIT, $0-8
	JMP	·Load(SB)

	B	·Cas(SB)

TEXT ·Loadint32(SB),NOSPLIT,$0-8
	B	·Load(SB)

TEXT ·Loadint64(SB),NOSPLIT,$-4-12
	B	·Load64(SB)

TEXT ·Loaduintptr(SB),NOSPLIT,$0-8
	B	·Load(SB)

TEXT ·Loaduint(SB),NOSPLIT,$0-8
	B	·Load(SB)

TEXT ·Storeint32(SB),NOSPLIT,$0-8
	B	·Store(SB)

TEXT ·Storeint64(SB),NOSPLIT,$0-12
	B	·Store64(SB)

TEXT ·Storeuintptr(SB),NOSPLIT,$0-8
	B	·Store(SB)

	RET

//func closefd(fd int32) int32
TEXT runtime·closefd(SB),NOSPLIT,$0-8
	MOVW	$SYS_CLOSE, R0
	SWI	$0
	MOVW	R0, ret+4(FP)
	RET

//func exits(msg *byte)
TEXT runtime·exits(SB),NOSPLIT,$0-4
	MOVW    $SYS_EXITS, R0
	SWI	$0
	RET

//func brk_(addr unsafe.Pointer) int32
TEXT runtime·brk_(SB),NOSPLIT,$0-8
	MOVW    $SYS_BRK_, R0
	SWI	$0
	MOVW	R0, ret+4(FP)
	RET

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

TEXT foo(SB), 0, $0
	RET
TEXT foo(SB), 0, $0 // ERROR "symbol foo redeclared"
	RET

GLOBL bar(SB), 0, $8
GLOBL bar(SB), 0, $8 // ERROR "symbol bar redeclared"

DATA bar+0(SB)/8, $0

package main

import (
	"io"
	"strings"
)

func readU16BE(b []byte) uint16 {
	b[0] = 0
	b[1] = 1
	return uint16(b[0])<<8 + uint16(b[1]) // #1
	n := uint16(b[0])<<8 + uint16(b[1])
	return n
}

func readStr(r io.Reader, b []byte) string {
	n := readU16BE(b)
	if int(n) > len(b) {
		return "err: n>b"
	}
	io.ReadFull(r, b[0:n]) // #2

00000080  70 72 6f 74 6f 31 00 16  00 00 00 17 00 00 00 0d  |proto1..........|
00000090  00 1e 00 1c 04 03 05 03  06 03 08 07 08 08 08 09  |................|
000000a0  08 0a 08 0b 08 04 08 05  08 06 04 01 05 01 06 01  |................|
000000b0  00 2b 00 03 02 03 04 00  2d 00 02 01 01 00 33 00  |.+......-.....3.|
000000c0  26 00 24 00 1d 00 20 3c  8b f2 09 ad ff 96 76 0f  |&.$... <......v.|

var printerconfigTests = []testCase{
	{
		Name: "printerconfig.0",
		In: `package main

import "go/printer"

func f() printer.Config {
	b := printer.Config{0, 8}
	c := &printer.Config{0}
	d := &printer.Config{Tabwidth: 8, Mode: 0}
	return printer.Config{0, 8}
}
`,
		Out: `package main

import "go/printer"

func f() printer.Config {
	b := printer.Config{Mode: 0, Tabwidth: 8}
	c := &printer.Config{Mode: 0}

00000080  86 5f de 02 13 1f c4 63  08 87 db 14 03 03 00 01  |._.....c........|
00000090  01 16 03 03 00 40 32 01  5f a2 e1 08 cf 6b ce 11  |.....@2._....k..|
000000a0  db 82 94 c5 f1 12 9a ac  68 dc f9 c8 2c 00 a5 dd  |........h...,...|
000000b0  6b 49 c8 8b b7 9f e3 90  27 a5 c2 45 fc 75 e5 ac  |kI......'..E.u..|
000000c0  77 0c 80 bd 43 41 d4 00  c0 fb 8d 08 a6 f4 f7 63  |w...CA.........c|
000000d0  07 01 09 06 e5 fc                                 |......|

TEXT addMulVVWx(SB),NOFRAME|NOSPLIT,$0
	MOV	z+0(FP), X5
	MOV	x+8(FP), X7
	MOV	y+16(FP), X6
	MOV	$0, X29

	BEQZ	X30, done
loop:
	MOV	0*8(X5), X10	// z[0]
	MOV	1*8(X5), X13	// z[1]
	MOV	2*8(X5), X16	// z[2]
	MOV	3*8(X5), X19	// z[3]

	MOV	0*8(X7), X8	// x[0]
	MOV	1*8(X7), X11	// x[1]
	MOV	2*8(X7), X14	// x[2]
	MOV	3*8(X7), X17	// x[3]

	MULHU	X8, X6, X9	// z_hi[0] = x[0] * y