(BRC {s390x.Less}           (CMPconst  x [ 128]) yes no) => (CGIJ {s390x.LessOrEqual}    x [ 127] yes no)
(BRC {s390x.Less}           (CMPWconst x [ 128]) yes no) => (CIJ  {s390x.LessOrEqual}    x [ 127] yes no)
(BRC {s390x.LessOrEqual}    (CMPconst  x [-129]) yes no) => (CGIJ {s390x.Less}           x [-128] yes no)
(BRC {s390x.LessOrEqual}    (CMPWconst x [-129]) yes no) => (CIJ  {s390x.Less}           x [-128] yes no)

[kubernetes-client-linux-s390x.tar.gz](https://dl.k8s.io/v1.31.0-alpha.1/kubernetes-client-linux-s390x.tar.gz) | 21b37221c9259e0c7a3fee00f4de20fbebe435755313ed0887d44989e365a67eff0450eda836e93fccf11395c89c9702a17dc494d51633f48c7bb9afe94253c4

		{name: "CLGIJ", controls: 1, aux: "S390XCCMaskUint8"}, // unsigned 64-bit integer comparison
	}

	archs = append(archs, arch{
		name:            "S390X",
		pkg:             "cmd/internal/obj/s390x",
		genfile:         "../../s390x/ssa.go",
		ops:             S390Xops,
		blocks:          S390Xblocks,
		regnames:        regNamesS390X,
		gpregmask:       gp,
		fpregmask:       fp,

}
func auxToType(i Aux) *types.Type {
	return i.(*types.Type)
}
func auxToCall(i Aux) *AuxCall {
	return i.(*AuxCall)
}
func auxToS390xCCMask(i Aux) s390x.CCMask {
	return i.(s390x.CCMask)
}
func auxToS390xRotateParams(i Aux) s390x.RotateParams {
	return i.(s390x.RotateParams)
}

func StringToAux(s string) Aux {
	return stringAux(s)
}
func symToAux(s Sym) Aux {
	return s
}

	case "shared":
		switch platform {
		case "linux/386", "linux/amd64", "linux/arm", "linux/arm64", "linux/ppc64le", "linux/s390x":
			return true
		}
		return false

	case "plugin":
		switch platform {
		case "linux/amd64", "linux/arm", "linux/arm64", "linux/386", "linux/loong64", "linux/s390x", "linux/ppc64le",
			"android/amd64", "android/386",
			"darwin/amd64", "darwin/arm64",
			"freebsd/amd64":

func Elfinit(ctxt *Link) {
	ctxt.IsELF = true

	if ctxt.Arch.InFamily(sys.AMD64, sys.ARM64, sys.Loong64, sys.MIPS64, sys.PPC64, sys.RISCV64, sys.S390X) {
		elfRelType = ".rela"
	} else {
		elfRelType = ".rel"
	}

	switch ctxt.Arch.Family {
	// 64-bit architectures
	case sys.PPC64, sys.S390X:
		if ctxt.Arch.ByteOrder == binary.BigEndian && ctxt.HeadType != objabi.Hopenbsd {
			ehdr.Flags = 1 /* Version 1 ABI */
		} else {

#include "textflag.h"

// This is a port of the s390x asm implementation.
// to ppc64le.

// Some changes were needed due to differences in
// the Go opcodes and/or available instructions
// between s390x and ppc64le.

// 1. There were operand order differences in the
// VSUBUQM, VSUBCUQ, and VSEL instructions.

// 2. ppc64 does not have a multiply high and low
// like s390x, so those were implemented using

      arm*)
        host_arch=arm
        ;;
      i?86*)
        host_arch=x86
        ;;
      s390x*)
        host_arch=s390x
        ;;
      ppc64le*)
        host_arch=ppc64le
        ;;
      *)
        echo "Unsupported host arch. Must be x86_64, 386, arm, arm64, s390x or ppc64le." >&2
        exit 1
        ;;
    esac

  if [[ -z "${host_arch}" ]]; then
    return
  fi

// ArchConfig specifies the pod scheduling target architecture(amd64, ppc64le, s390x, arm64)
// for all the Istio control plane components.
message ArchConfig {
  // Sets pod scheduling weight for amd64 arch
  uint32 amd64 = 1;

  // Sets pod scheduling weight for ppc64le arch.
  uint32 ppc64le = 2;

  // Sets pod scheduling weight for s390x arch.
  uint32 s390x = 3;

  // Sets pod scheduling weight for arm64 arch.
  uint32 arm64 = 4;

	// ppc64{,le}    TASK_SIZE_USER64  0x00400000000000 (46 bit addresses)
	// mips64{,le}   TASK_SIZE64       0x00010000000000 (40 bit addresses)
	// s390x         TASK_SIZE         1<<64 (64 bit addresses)
	//
	// These limits may increase over time, but are currently at
	// most 48 bits except on s390x. On all architectures, Linux
	// starts placing mmap'd regions at addresses that are
	// significantly below 48 bits, so even if it's possible to