feat: Emulate SSE4.2 on ARM64

KVM_ERR=""

KVM_OPTS=""

QEMU_CPU="qemu64,+ssse3,+sse4,+sse4.1,+sse4.2"

if [ "$ARCH" == "amd64" ]; then

  fi

  if [ -n "$KVM_ERR" ]; then

    error "KVM acceleration not detected $KVM_ERR, see the FAQ about this."

    [[ "$DEBUG" != [Yy1]* ]] && exit 88

    error "KVM acceleration not detected $KVM_ERR, this will cause a major loss of performance."

    error "See the FAQ on how to enable it, or skip this error by setting KVM=N (not recommended)."

    [[ "$KVM" != [Nn]* ]] && [[ "$DEBUG" != [Yy1]* ]] && exit 88

    [ "$CPU_MODEL" == "host" ] && CPU_MODEL="$QEMU_CPU"

  else

    KVM_OPTS=",accel=kvm -enable-kvm"

  fi

  if [ "$CPU_MODEL" == "host" ]; then

    if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then

        error "Your CPU does not have the SSE4.2 instruction set, which is required by DSM."

        [[ "$DEBUG" != [Yy1]* ]] && exit 89

      fi

      info "Your CPU does not have the SSE4.2 instruction set, it will be emulated.."

      CPU_MODEL="host,+ssse3,+sse4,+sse4.1,+sse4.2"

    fi

    KVM_OPTS=",accel=kvm -enable-kvm -cpu $CPU_MODEL"

  fi

else

  [ "$CPU_MODEL" == "host" ] && CPU_MODEL="$QEMU_CPU"

fi

DEF_OPTS="-nographic -nodefaults -boot strict=on -display none"

RAM_OPTS=$(echo "-m $RAM_SIZE" | sed 's/MB/M/g;s/GB/G/g;s/TB/T/g')

CPU_OPTS="-smp $CPU_CORES,sockets=1,dies=1,cores=$CPU_CORES,threads=1"

CPU_OPTS="-cpu $CPU_MODEL -smp $CPU_CORES,sockets=1,dies=1,cores=$CPU_CORES,threads=1"

MAC_OPTS="-machine type=q35,usb=off,dump-guest-core=off,hpet=off${KVM_OPTS}"

EXTRA_OPTS="-device virtio-balloon-pci,id=balloon0,bus=pcie.0,addr=0x4"

EXTRA_OPTS="$EXTRA_OPTS -object rng-random,id=objrng0,filename=/dev/urandom"