//		Encoding:
//			type = TYPE_TEXTSIZE
//			offset = x
//			val = int32(y)
//
//	reg<<shift, reg>>shift, reg->shift, reg@>shift
//		Shifted register value, for ARM and ARM64.
//		In this form, reg must be a register and shift can be a register or an integer constant.
//		Encoding:
//			type = TYPE_SHIFT
//		On ARM:
//			offset = (reg&15) | shifttype<<5 | count

			val := p.From.Offset
			shift := bits.TrailingZeros64(uint64(val))
			mask := int64(0xFFFF) << shift
			if val&mask == val || (val>>(shift+16) == -1 && (val>>shift)<<shift == val) {
				// Rewrite this value into MOVD $const>>shift, Rto; SLD $shift, Rto
				q := obj.Appendp(p, c.newprog)
				q.As = ASLD
				q.From.SetConst(int64(shift))
				q.To = p.To
				p.From.Offset >>= shift
				p = q

		d = divd / divr
		// amd64:-"JMP"
		// 386:-"JMP"
		e = divd % divr
		d += e
	}
	return d, e
}

// Check that len() and cap() calls divided by powers of two are
// optimized into shifts and ands

func LenDiv1(a []int) int {
	// 386:"SHRL\t[$]10"
	// amd64:"SHRQ\t[$]10"
	// arm64:"LSR\t[$]10",-"SDIV"
	// arm:"SRL\t[$]10",-".*udiv"
	// ppc64x:"SRD"\t[$]10"
	return len(a) / 1024
}

  # Everything before "--" is an arg to docker
  until [ -z "${1-}" ] ; do
    if [[ "$1" == "--" ]]; then
      shift
      break
    fi
    docker_run_opts+=("$1")
    if [[ "$1" == "-d" || "$1" == "--detach" ]] ; then
      detach=true
    fi
    shift
  done

  # Everything after "--" is the command to run

	{name: "Xor16", argLength: 2, commutative: true},
	{name: "Xor32", argLength: 2, commutative: true},
	{name: "Xor64", argLength: 2, commutative: true},

	// For shifts, AxB means the shifted value has A bits and the shift amount has B bits.
	// Shift amounts are considered unsigned.
	// If arg1 is known to be nonnegative and less than the number of bits in arg0,
	// then auxInt may be set to 1.

	// overflowing m. After that, we need to reduce every time we shift.
	i := len(x.limbs) - 1
	// For the first N - 1 limbs we can skip the actual shifting and position
	// them at the shifted position, which starts at min(N - 2, i).
	start := len(m.nat.limbs) - 2
	if i < start {
		start = i
	}
	for j := start; j >= 0; j-- {
		out.limbs[j] = x.limbs[i]
		i--
	}
	// We shift in the remaining limbs, reducing modulo m each time.

# $3 should be a string array of file names.
# This function shouldn't ever trigger errexit, but doesn't block stderr.
function copy-logs-from-node() {
    local -r node="${1}"
    local -r dir="${2}"
    shift
    shift
    local files=("$@")
    # Append "*"
    # The * at the end is needed to also copy rotated logs (which happens
    # in large clusters and long runs).
    files=( "${files[@]/%/*}" )

			return
		}

		rednessAt := func(x int, y int) uint32 {
			r, _, _, _ := m.At(x, y).RGBA()
			// Shift by 8 to convert from 16 bit color to 8 bit color.
			return r >> 8
		}

		// Round-tripping a still (non-animated) image.Image through
		// Encode+Decode should shift the origin to (0, 0).
		if got, want := rednessAt(0, 0), uint32(0x22); got != want {

	Freq      int64
	Maxerror  int64
	Esterror  int64
	Status    int32
	Constant  int64
	Precision int64
	Tolerance int64
	Time      Timeval
	Tick      int64
	Ppsfreq   int64
	Jitter    int64
	Shift     int32
	Stabil    int64
	Jitcnt    int64
	Calcnt    int64
	Errcnt    int64
	Stbcnt    int64
	Tai       int32
	_         [44]byte
}

type Time_t int64

type Tms struct {
	Utime  int64

	Freq      int32
	Maxerror  int32
	Esterror  int32
	Status    int32
	Constant  int32
	Precision int32
	Tolerance int32
	Time      Timeval
	Tick      int32
	Ppsfreq   int32
	Jitter    int32
	Shift     int32
	Stabil    int32
	Jitcnt    int32
	Calcnt    int32
	Errcnt    int32
	Stbcnt    int32
	Tai       int32
	_         [44]byte
}

type Time_t int32

type Tms struct {
	Utime  int32