MOVD	n+8(FP), R3
	MOVW	flags+16(FP), R4
	MOVW	$SYS_madvise, R1
	SYSCALL
	MOVW	R2, ret+24(FP)
	RET

// int64 futex(int32 *uaddr, int32 op, int32 val,
//	struct timespec *timeout, int32 *uaddr2, int32 val2);
TEXT runtime·futex(SB),NOSPLIT|NOFRAME,$0
	MOVD	addr+0(FP), R2
	MOVW	op+8(FP), R3
	MOVW	val+12(FP), R4
	MOVD	ts+16(FP), R5
	MOVD	addr2+24(FP), R6
	MOVW	val3+32(FP),  R7
	MOVW	$SYS_futex, R1
	SYSCALL

	ADC	$0, R1	// Add carry bit to upper half.

	MOVW	R0, ret_lo+0(FP)
	MOVW	R1, ret_hi+4(FP)

	RET

// int32 futex(int32 *uaddr, int32 op, int32 val,
//	struct timespec *timeout, int32 *uaddr2, int32 val2);
TEXT runtime·futex(SB),NOSPLIT,$0
	MOVW    addr+0(FP), R0
	MOVW    op+4(FP), R1
	MOVW    val+8(FP), R2
	MOVW    ts+12(FP), R3
	MOVW    addr2+16(FP), R4
	MOVW    val3+20(FP), R5
	MOVW	$SYS_futex, R7

func test22906(t *testing.T) {
	var x1 C.jobject = 0 // Note: 0, not nil. That makes sure we use uintptr for these types.
	_ = x1
	var x2 C.jclass = 0
	_ = x2
	var x3 C.jthrowable = 0
	_ = x3
	var x4 C.jstring = 0
	_ = x4
	var x5 C.jarray = 0
	_ = x5
	var x6 C.jbooleanArray = 0
	_ = x6
	var x7 C.jbyteArray = 0
	_ = x7
	var x8 C.jcharArray = 0
	_ = x8

	MOVQ	n+8(FP), SI
	MOVL	flags+16(FP), DX
	MOVQ	$SYS_madvise, AX
	SYSCALL
	MOVL	AX, ret+24(FP)
	RET

// int64 futex(int32 *uaddr, int32 op, int32 val,
//	struct timespec *timeout, int32 *uaddr2, int32 val2);
TEXT runtime·futex(SB),NOSPLIT,$0
	MOVQ	addr+0(FP), DI
	MOVL	op+8(FP), SI
	MOVL	val+12(FP), DX
	MOVQ	ts+16(FP), R10
	MOVQ	addr2+24(FP), R8
	MOVL	val3+32(FP), R9
	MOVL	$SYS_futex, AX
	SYSCALL

			}
			defer f.Close()

			var fr io.Reader = f
			if strings.HasSuffix(v.file, ".bz2") {
				fr = bzip2.NewReader(fr)
			}

			// Capture all headers and checksums.
			var (
				tr      = NewReader(fr)
				hdrs    []*Header
				chksums []string
				rdbuf   = make([]byte, 8)
			)
			for {
				var hdr *Header
				hdr, err = tr.Next()
				if err != nil {

	MOVD	n+8(FP), R4
	MOVW	flags+16(FP), R5
	SYSCALL	$SYS_madvise
	MOVW	R3, ret+24(FP)
	RET

// int64 futex(int32 *uaddr, int32 op, int32 val,
//	struct timespec *timeout, int32 *uaddr2, int32 val2);
TEXT runtime·futex(SB),NOSPLIT|NOFRAME,$0
	MOVD	addr+0(FP), R3
	MOVW	op+8(FP), R4
	MOVW	val+12(FP), R5
	MOVD	ts+16(FP), R6
	MOVD	addr2+24(FP), R7
	MOVW	val3+32(FP), R8
	SYSCALL	$SYS_futex
	BVC	2(PC)

// An Imm_fp is a signed floating-point constant.
type Imm_fp struct {
	s   uint8
	exp int8
	pre uint8
}

func (Imm_fp) isArg() {}

func (i Imm_fp) String() string {
	var s, pre, numerator, denominator int16
	var result float64
	if i.s == 0 {
		s = 1
	} else {
		s = -1
	}
	pre = s * int16(16+i.pre)
	if i.exp > 0 {
		numerator = (pre << uint8(i.exp))
		denominator = 16
	} else {

	MOVL	addr+0(FP), BX
	MOVL	n+4(FP), CX
	MOVL	flags+8(FP), DX
	INVOKE_SYSCALL
	MOVL	AX, ret+12(FP)
	RET

// int32 futex(int32 *uaddr, int32 op, int32 val,
//	struct timespec *timeout, int32 *uaddr2, int32 val2);
TEXT runtime·futex(SB),NOSPLIT,$0
	MOVL	$SYS_futex, AX
	MOVL	addr+0(FP), BX
	MOVL	op+4(FP), CX
	MOVL	val+8(FP), DX
	MOVL	ts+12(FP), SI
	MOVL	addr2+16(FP), DI
	MOVL	val3+20(FP), BP
	INVOKE_SYSCALL

		name:    "varok",
		c:       `void f12(char** parg) {}`,
		support: `var hello12 = [...]C.char{'h', 'e', 'l', 'l', 'o'}`,
		body:    `parg := [1]*C.char{&hello12[0]}; C.f12(&parg[0])`,
		fail:    false,
	},
	{
		// Passing the address of a static variable with
		// pointers does matter.
		name:    "var1",
		c:       `void f13(char*** parg) {}`,
		support: `var hello13 = [...]*C.char{new(C.char)}`,

import "fmt"

type astruct struct {
	X int
}

type bstruct struct {
	X float32
}

var globalptr *astruct
var globalvar astruct
var bvar0, bvar1, bvar2 bstruct

func main() {
	fmt.Println(globalptr, globalvar, bvar0, bvar1, bvar2)
}
`

	f := gobuild(t, dir, prog, NoOpt)

	defer f.Close()

	data, err := f.DWARF()
	if err != nil {