func constantFold1(i0, j0, i1, j1, i2, j2, i3, j3 int) (int, int, int, int) {
	// arm64:"SUB","ADD\t[$]2"
	// ppc64x:"SUB","ADD\t[$]2"
	r0 := (i0 + 3) - (j0 + 1)
	// arm64:"SUB","SUB\t[$]4"
	// ppc64x:"SUB","ADD\t[$]-4"
	r1 := (i1 - 3) - (j1 + 1)
	// arm64:"SUB","ADD\t[$]4"
	// ppc64x:"SUB","ADD\t[$]4"
	r2 := (i2 + 3) - (j2 - 1)
	// arm64:"SUB","SUB\t[$]2"
	// ppc64x:"SUB","ADD\t[$]-2"
	r3 := (i3 - 3) - (j3 - 1)

[GOOS:windows] env GOOS=linux
[!GOOS:windows] env GOOS=windows
[GOARCH:amd64] env GOARCH=arm64
[!GOARCH:amd64] env GOARCH=amd64

go env -changed GOOS
[GOOS:windows] stdout 'set GOOS=linux'
[!GOOS:windows] stdout 'GOOS=''windows'''
go env -changed GOARCH
[GOARCH:amd64] stdout 'set GOARCH=arm64|GOARCH=''arm64'''
[!GOARCH:amd64] stdout 'set GOARCH=amd64|GOARCH=''amd64'''

go env -changed -json GOOS

	return a, b
}

// Check generation of arm64 BIC/EON/ORN instructions

func op_bic(x, y uint32) uint32 {
	// arm64:`BIC\t`,-`AND`
	return x &^ y
}

func op_eon(x, y, z uint32, a []uint32, n, m uint64) uint64 {
	// arm64:`EON\t`,-`EOR`,-`MVN`
	a[0] = x ^ (y ^ 0xffffffff)

	// arm64:`EON\t`,-`EOR`,-`MVN`
	a[1] = ^(y ^ z)

	// arm64:`EON\t`,-`XOR`
	a[2] = x ^ ^z

	exit 1
fi

platform=""
buildargs=""
case "$GOARCH" in
amd64)
	;;
arm64)
	if ! docker run --rm -t arm64v8/ubuntu:focal uname -m >/dev/null 2>&1; then
		echo "# Docker cannot run arm64 binaries. Try:"
		echo "	sudo apt-get install qemu binfmt-support qemu-user-static"
		echo "	docker run --rm --privileged multiarch/qemu-user-static --reset -p yes"

		// arm64:"LSR",-"CSEL"
		r1 = val64 >> shift
	}
	if shift >= 0 && shift < 32 {
		// arm64:"LSR",-"CSEL"
		r2 = val32 >> shift
	}
	if shift >= 0 && shift < 16 {
		// arm64:"LSR",-"CSEL"
		r3 = val16 >> shift
	}
	if shift >= 0 && shift < 8 {
		// arm64:"LSR",-"CSEL"
		r4 = val8 >> shift
	}
	return r1, r2, r3, r4
}

# ==============================================================================

# Builds the following Docker images for Linux ARM64. See the accompanying
# Dockerfile for more details:
# - gcr.io/tensorflow-sigs/build-arm64:jax-latest-multi-python
# - gcr.io/tensorflow-sigs/build-arm64:tf-latest-multi-python

set -exo pipefail

function is_continuous_or_release() {

[kubernetes-client-darwin-arm64.tar.gz](https://dl.k8s.io/v1.28.11/kubernetes-client-darwin-arm64.tar.gz) | e178945f1b6edf6d5aae533f4701bccc87aab1dd2c4defbf768c667b204914c380d1e1ab1c7e9979968d211222a78e05344081011ac388296f2d014c0ddb6a39

! stderr 'cannot find runtime/cgo'

env GOOS=ios GOARCH=arm64 CGO_ENABLED=0

! go build -o $devnull cmd/buildid
stderr 'ios/arm64 requires external \(cgo\) linking, but cgo is not enabled'
! stderr 'cannot find runtime/cgo'

! go test -c -o $devnull os
stderr '# os\nios/arm64 requires external \(cgo\) linking, but cgo is not enabled'

env GOOS=
env GOARCH=
env GOEXPERIMENT=

env GOENV=windows-amd64
go build internal/abi

env GOENV=ios-arm64
go build internal/abi

env GOENV=linux-mips
go build internal/abi

-- windows-amd64 --
GOOS=windows
GOARCH=amd64

-- ios-arm64 --
GOOS=ios
GOARCH=arm64

-- linux-mips --
GOOS=linux

[kubernetes-client-darwin-arm64.tar.gz](https://dl.k8s.io/v1.23.17/kubernetes-client-darwin-arm64.tar.gz) | f9fea145d182921eee9bc19c5fe9051d581dbec550a7ea645eeee942ddcb41f1427951754bedf5dcfc6ea4a2f5962542306312ca82f22548bb53991bc6cfc43f