/*
 * Copyright (c) 2022-2023 Arm Limited.
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "pooling.hpp"
#include <cstdint>
#include <cstddef>

#if defined(ARM_COMPUTE_ENABLE_SME)

namespace arm_conv {
namespace pooling {


void sme_u8q_nhwc_max_generic_depthfirst_impl(
  const uint64_t,
  const uint64_t n_valid_cells,
  uint64_t n_channels,
  const uint8_t *const *const inptrs,
  uint8_t *outptr,
  const Requantize32 &qp
)
{
  __asm__ __volatile__(
    ".inst 0xd503477f  // SMSTART ZA\n"
    "mov x9, #0x0\n"
    "cntb x28\n"
    "cntb x27, ALL, MUL #2\n"
    "cntb x26, ALL, MUL #3\n"
    "whilelt p4.b, x9, %x[n_channels]\n"
    "whilelt p3.b, x28, %x[n_channels]\n"
    "whilelt p2.b, x27, %x[n_channels]\n"
    "whilelt p1.b, x26, %x[n_channels]\n"
    "ptrue p0.b\n"
    "b.none 7f\n"
    "1:"  // 4-vectors of channels
    "lsr x25, %x[n_valid_cells], #0x2\n"
    "mov z5.b, #0x0\n"
    "mov z3.b, #0x0\n"
    "mov x24, %x[inptrs]\n"
    "mov z2.b, #0x0\n"
    "mov z1.b, #0x0\n"
    "cbz x25, 4f\n"
    "ldp x23, x22, [x24, #0x0]\n"
    "subs x25, x25, #0x1\n"
    "ld1b { z0.b }, p4/Z, [x23, x9]\n"
    "ldp x21, x20, [x24, #0x10]\n"
    "add x24, x24, #0x20\n"
    "ld1b { z31.b }, p4/Z, [x22, x9]\n"
    "ld1b { z23.b }, p4/Z, [x21, x9]\n"
    "ld1b { z30.b }, p4/Z, [x20, x9]\n"
    "ld1b { z18.b }, p3/Z, [x23, x28]\n"
    "ld1b { z29.b }, p3/Z, [x22, x28]\n"
    "ld1b { z22.b }, p3/Z, [x21, x28]\n"
    "ld1b { z28.b }, p3/Z, [x20, x28]\n"
    "ld1b { z17.b }, p2/Z, [x23, x27]\n"
    "ld1b { z27.b }, p2/Z, [x22, x27]\n"
    "ld1b { z21.b }, p2/Z, [x21, x27]\n"
    "ld1b { z26.b }, p2/Z, [x20, x27]\n"
    "ld1b { z16.b }, p1/Z, [x23, x26]\n"
    "ld1b { z25.b }, p1/Z, [x22, x26]\n"
    "ld1b { z20.b }, p1/Z, [x21, x26]\n"
    "ld1b { z24.b }, p1/Z, [x20, x26]\n"
    "beq 3f\n"
    "2:"  // 4-vectors of channels: 4 inputs loop
    "movprfx z19, z0\n umax z19.b, p0/M, z19.b, z31.b\n"
    "umax z23.b, p0/M, z23.b, z30.b\n"
    "ldp x23, x22, [x24, #0x0]\n"
    "subs x25, x25, #0x1\n"
    "umax z18.b, p0/M, z18.b, z29.b\n"
    "umax z22.b, p0/M, z22.b, z28.b\n"
    "ldp x21, x20, [x24, #0x10]\n"
    "add x24, x24, #0x20\n"
    "umax z17.b, p0/M, z17.b, z27.b\n"
    "umax z21.b, p0/M, z21.b, z26.b\n"
    "ld1b { z0.b }, p4/Z, [x23, x9]\n"
    "umax z16.b, p0/M, z16.b, z25.b\n"
    "umax z20.b, p0/M, z20.b, z24.b\n"
    "ld1b { z31.b }, p4/Z, [x22, x9]\n"
    "umax z19.b, p0/M, z19.b, z23.b\n"
    "umax z18.b, p0/M, z18.b, z22.b\n"
    "ld1b { z23.b }, p4/Z, [x21, x9]\n"
    "umax z17.b, p0/M, z17.b, z21.b\n"
    "umax z16.b, p0/M, z16.b, z20.b\n"
    "ld1b { z30.b }, p4/Z, [x20, x9]\n"
    "umax z5.b, p0/M, z5.b, z19.b\n"
    "umax z3.b, p0/M, z3.b, z18.b\n"
    "ld1b { z18.b }, p3/Z, [x23, x28]\n"
    "umax z2.b, p0/M, z2.b, z17.b\n"
    "umax z1.b, p0/M, z1.b, z16.b\n"
    "ld1b { z29.b }, p3/Z, [x22, x28]\n"
    "ld1b { z22.b }, p3/Z, [x21, x28]\n"
    "ld1b { z28.b }, p3/Z, [x20, x28]\n"
    "ld1b { z17.b }, p2/Z, [x23, x27]\n"
    "ld1b { z27.b }, p2/Z, [x22, x27]\n"
    "ld1b { z21.b }, p2/Z, [x21, x27]\n"
    "ld1b { z26.b }, p2/Z, [x20, x27]\n"
    "ld1b { z16.b }, p1/Z, [x23, x26]\n"
    "ld1b { z25.b }, p1/Z, [x22, x26]\n"
    "ld1b { z20.b }, p1/Z, [x21, x26]\n"
    "ld1b { z24.b }, p1/Z, [x20, x26]\n"
    "bgt 2b\n"
    "3:"  // 4-vectors of channels: 4 inputs tail
    "movprfx z19, z0\n umax z19.b, p0/M, z19.b, z31.b\n"
    "umax z23.b, p0/M, z23.b, z30.b\n"
    "umax z18.b, p0/M, z18.b, z29.b\n"
    "umax z22.b, p0/M, z22.b, z28.b\n"
    "umax z17.b, p0/M, z17.b, z27.b\n"
    "umax z21.b, p0/M, z21.b, z26.b\n"
    "umax z16.b, p0/M, z16.b, z25.b\n"
    "umax z20.b, p0/M, z20.b, z24.b\n"
    "umax z19.b, p0/M, z19.b, z23.b\n"
    "umax z18.b, p0/M, z18.b, z22.b\n"
    "umax z17.b, p0/M, z17.b, z21.b\n"
    "umax z16.b, p0/M, z16.b, z20.b\n"
    "umax z5.b, p0/M, z5.b, z19.b\n"
    "umax z3.b, p0/M, z3.b, z18.b\n"
    "umax z2.b, p0/M, z2.b, z17.b\n"
    "umax z1.b, p0/M, z1.b, z16.b\n"
    "4:"  // 4-vectors of channels: After loop
    "ands x21, %x[n_valid_cells], #0x3\n"
    "beq 6f\n"
    "5:"  // 4-vectors of channels: Single input loop
    "ldr x20, [x24], #0x8\n"
    "ld1b { z16.b }, p4/Z, [x20, x9]\n"
    "subs x21, x21, #0x1\n"
    "umax z5.b, p0/M, z5.b, z16.b\n"
    "ld1b { z16.b }, p3/Z, [x20, x28]\n"
    "umax z3.b, p0/M, z3.b, z16.b\n"
    "ld1b { z16.b }, p2/Z, [x20, x27]\n"
    "umax z2.b, p0/M, z2.b, z16.b\n"
    "ld1b { z16.b }, p1/Z, [x20, x26]\n"
    "umax z1.b, p0/M, z1.b, z16.b\n"
    "bgt 5b\n"
    "6:"  // 4-vectors of channels: Single input loop: End
    "add x20, %x[quant_params], %[offsetof_qp_input_offset]\n"
    "ld1rw { z4.s }, p0/Z, [x20]\n"
    ".inst 0x4508a8b7  // ushllb z23.h, z5.b, #0x0\n"
    ".inst 0x4508acb9  // ushllt z25.h, z5.b, #0x0\n"
    ".inst 0x4508a876  // ushllb z22.h, z3.b, #0x0\n"
    ".inst 0x4508ac72  // ushllt z18.h, z3.b, #0x0\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_left_shift]\n"
    "ld1rw { z3.s }, p0/Z, [x20]\n"
    ".inst 0x4508a855  // ushllb z21.h, z2.b, #0x0\n"
    ".inst 0x4508ac51  // ushllt z17.h, z2.b, #0x0\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_mul]\n"
    "ld1rw { z2.s }, p0/Z, [x20]\n"
    ".inst 0x4508a834  // ushllb z20.h, z1.b, #0x0\n"
    ".inst 0x4508ac38  // ushllt z24.h, z1.b, #0x0\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_right_shift]\n"
    "ld1rw { z19.s }, p0/Z, [x20]\n"
    "neg z4.s, p0/M, z4.s\n"
    ".inst 0x45974081  // saddwb z1.s, z4.s, z23.h\n"
    "add x20, %x[quant_params], %[offsetof_qp_output_offset]\n"
    "ld1rw { z16.s }, p0/Z, [x20]\n"
    ".inst 0x45974497  // saddwt z23.s, z4.s, z23.h\n"
    ".inst 0x45994080  // saddwb z0.s, z4.s, z25.h\n"
    ".inst 0x4599449f  // saddwt z31.s, z4.s, z25.h\n"
    ".inst 0x4596409e  // saddwb z30.s, z4.s, z22.h\n"
    ".inst 0x45964496  // saddwt z22.s, z4.s, z22.h\n"
    ".inst 0x4592409d  // saddwb z29.s, z4.s, z18.h\n"
    ".inst 0x45924492  // saddwt z18.s, z4.s, z18.h\n"
    ".inst 0x4595409c  // saddwb z28.s, z4.s, z21.h\n"
    ".inst 0x45954495  // saddwt z21.s, z4.s, z21.h\n"
    ".inst 0x4591409b  // saddwb z27.s, z4.s, z17.h\n"
    ".inst 0x45914491  // saddwt z17.s, z4.s, z17.h\n"
    ".inst 0x4594409a  // saddwb z26.s, z4.s, z20.h\n"
    ".inst 0x45944494  // saddwt z20.s, z4.s, z20.h\n"
    ".inst 0x45984099  // saddwb z25.s, z4.s, z24.h\n"
    ".inst 0x45984498  // saddwt z24.s, z4.s, z24.h\n"
    ".inst 0x44828061  // srshl z1.s, p0/M, z1.s, z3.s\n"
    ".inst 0x44828077  // srshl z23.s, p0/M, z23.s, z3.s\n"
    ".inst 0x44828060  // srshl z0.s, p0/M, z0.s, z3.s\n"
    ".inst 0x4482807f  // srshl z31.s, p0/M, z31.s, z3.s\n"
    ".inst 0x4482807e  // srshl z30.s, p0/M, z30.s, z3.s\n"
    ".inst 0x44828076  // srshl z22.s, p0/M, z22.s, z3.s\n"
    ".inst 0x4482807d  // srshl z29.s, p0/M, z29.s, z3.s\n"
    ".inst 0x44828072  // srshl z18.s, p0/M, z18.s, z3.s\n"
    ".inst 0x4482807c  // srshl z28.s, p0/M, z28.s, z3.s\n"
    ".inst 0x44828075  // srshl z21.s, p0/M, z21.s, z3.s\n"
    ".inst 0x4482807b  // srshl z27.s, p0/M, z27.s, z3.s\n"
    ".inst 0x44828071  // srshl z17.s, p0/M, z17.s, z3.s\n"
    ".inst 0x4482807a  // srshl z26.s, p0/M, z26.s, z3.s\n"
    ".inst 0x44828074  // srshl z20.s, p0/M, z20.s, z3.s\n"
    ".inst 0x44828079  // srshl z25.s, p0/M, z25.s, z3.s\n"
    ".inst 0x44828078  // srshl z24.s, p0/M, z24.s, z3.s\n"
    ".inst 0x04a27421  // sqrdmulh z1.s, z1.s, z2.s\n"
    ".inst 0x04a276f7  // sqrdmulh z23.s, z23.s, z2.s\n"
    ".inst 0x04a27400  // sqrdmulh z0.s, z0.s, z2.s\n"
    ".inst 0x04a277ff  // sqrdmulh z31.s, z31.s, z2.s\n"
    ".inst 0x04a277de  // sqrdmulh z30.s, z30.s, z2.s\n"
    ".inst 0x04a276d6  // sqrdmulh z22.s, z22.s, z2.s\n"
    ".inst 0x04a277bd  // sqrdmulh z29.s, z29.s, z2.s\n"
    ".inst 0x04a27652  // sqrdmulh z18.s, z18.s, z2.s\n"
    ".inst 0x04a2779c  // sqrdmulh z28.s, z28.s, z2.s\n"
    ".inst 0x04a276b5  // sqrdmulh z21.s, z21.s, z2.s\n"
    ".inst 0x04a2777b  // sqrdmulh z27.s, z27.s, z2.s\n"
    ".inst 0x04a27631  // sqrdmulh z17.s, z17.s, z2.s\n"
    ".inst 0x04a2775a  // sqrdmulh z26.s, z26.s, z2.s\n"
    ".inst 0x04a27694  // sqrdmulh z20.s, z20.s, z2.s\n"
    ".inst 0x04a27739  // sqrdmulh z25.s, z25.s, z2.s\n"
    ".inst 0x04a27718  // sqrdmulh z24.s, z24.s, z2.s\n"
    ".inst 0x44828261  // srshl z1.s, p0/M, z1.s, z19.s\n"
    ".inst 0x44828277  // srshl z23.s, p0/M, z23.s, z19.s\n"
    ".inst 0x44828260  // srshl z0.s, p0/M, z0.s, z19.s\n"
    ".inst 0x4482827f  // srshl z31.s, p0/M, z31.s, z19.s\n"
    ".inst 0x4482827e  // srshl z30.s, p0/M, z30.s, z19.s\n"
    ".inst 0x44828276  // srshl z22.s, p0/M, z22.s, z19.s\n"
    ".inst 0x4482827d  // srshl z29.s, p0/M, z29.s, z19.s\n"
    ".inst 0x44828272  // srshl z18.s, p0/M, z18.s, z19.s\n"
    ".inst 0x4482827c  // srshl z28.s, p0/M, z28.s, z19.s\n"
    ".inst 0x44828275  // srshl z21.s, p0/M, z21.s, z19.s\n"
    ".inst 0x4482827b  // srshl z27.s, p0/M, z27.s, z19.s\n"
    ".inst 0x44828271  // srshl z17.s, p0/M, z17.s, z19.s\n"
    ".inst 0x4482827a  // srshl z26.s, p0/M, z26.s, z19.s\n"
    ".inst 0x44828274  // srshl z20.s, p0/M, z20.s, z19.s\n"
    ".inst 0x44828279  // srshl z25.s, p0/M, z25.s, z19.s\n"
    ".inst 0x44828278  // srshl z24.s, p0/M, z24.s, z19.s\n"
    "add z1.s, z1.s, z16.s\n"
    "add z23.s, z23.s, z16.s\n"
    "add z0.s, z0.s, z16.s\n"
    "add z31.s, z31.s, z16.s\n"
    "add z30.s, z30.s, z16.s\n"
    "add z22.s, z22.s, z16.s\n"
    "add z29.s, z29.s, z16.s\n"
    "add z18.s, z18.s, z16.s\n"
    "add z28.s, z28.s, z16.s\n"
    "add z21.s, z21.s, z16.s\n"
    "add z27.s, z27.s, z16.s\n"
    "add z17.s, z17.s, z16.s\n"
    "add z26.s, z26.s, z16.s\n"
    "add z20.s, z20.s, z16.s\n"
    "add z25.s, z25.s, z16.s\n"
    "add z24.s, z24.s, z16.s\n"
    "mov z16.s, #0x0\n"
    "mov z19.s, #0xff\n"
    "smax z1.s, p0/M, z1.s, z16.s\n"
    "smax z23.s, p0/M, z23.s, z16.s\n"
    "smax z0.s, p0/M, z0.s, z16.s\n"
    "smax z31.s, p0/M, z31.s, z16.s\n"
    "smax z30.s, p0/M, z30.s, z16.s\n"
    "smax z22.s, p0/M, z22.s, z16.s\n"
    "smax z29.s, p0/M, z29.s, z16.s\n"
    "smax z18.s, p0/M, z18.s, z16.s\n"
    "smax z28.s, p0/M, z28.s, z16.s\n"
    "smax z21.s, p0/M, z21.s, z16.s\n"
    "smax z27.s, p0/M, z27.s, z16.s\n"
    "smax z17.s, p0/M, z17.s, z16.s\n"
    "smax z26.s, p0/M, z26.s, z16.s\n"
    "smax z20.s, p0/M, z20.s, z16.s\n"
    "smax z25.s, p0/M, z25.s, z16.s\n"
    "smax z24.s, p0/M, z24.s, z16.s\n"
    "smin z1.s, p0/M, z1.s, z19.s\n"
    "smin z23.s, p0/M, z23.s, z19.s\n"
    "smin z0.s, p0/M, z0.s, z19.s\n"
    "trn1 z23.h, z1.h, z23.h\n"
    "smin z31.s, p0/M, z31.s, z19.s\n"
    "smin z30.s, p0/M, z30.s, z19.s\n"
    "trn1 z16.h, z0.h, z31.h\n"
    "smin z22.s, p0/M, z22.s, z19.s\n"
    "smin z29.s, p0/M, z29.s, z19.s\n"
    "trn1 z22.h, z30.h, z22.h\n"
    "smin z18.s, p0/M, z18.s, z19.s\n"
    "smin z28.s, p0/M, z28.s, z19.s\n"
    "trn1 z18.h, z29.h, z18.h\n"
    "smin z21.s, p0/M, z21.s, z19.s\n"
    "smin z27.s, p0/M, z27.s, z19.s\n"
    "trn1 z21.h, z28.h, z21.h\n"
    "smin z17.s, p0/M, z17.s, z19.s\n"
    "smin z26.s, p0/M, z26.s, z19.s\n"
    "trn1 z17.h, z27.h, z17.h\n"
    "smin z20.s, p0/M, z20.s, z19.s\n"
    "smin z25.s, p0/M, z25.s, z19.s\n"
    "trn1 z20.h, z26.h, z20.h\n"
    "smin z24.s, p0/M, z24.s, z19.s\n"
    "trn1 z19.h, z25.h, z24.h\n"
    "trn1 z16.b, z23.b, z16.b\n"
    "trn1 z18.b, z22.b, z18.b\n"
    "trn1 z17.b, z21.b, z17.b\n"
    "st1b { z16.b }, p4, [%x[outptr], x9]\n"
    "incb x9, ALL, MUL #4\n"
    "trn1 z16.b, z20.b, z19.b\n"
    "st1b { z18.b }, p3, [%x[outptr], x28]\n"
    "incb x28, ALL, MUL #4\n"
    "st1b { z17.b }, p2, [%x[outptr], x27]\n"
    "incb x27, ALL, MUL #4\n"
    "st1b { z16.b }, p1, [%x[outptr], x26]\n"
    "incb x26, ALL, MUL #4\n"
    "whilelt p1.b, x26, %x[n_channels]\n"
    "b.any 1b\n"
    "7:"  // Single vector of channels
    "whilelt p4.b, x9, %x[n_channels]\n"
    "b.none 14f\n"
    "8:"  // Single vector of channels: Loop
    "lsr x25, %x[n_valid_cells], #0x2\n"
    "mov z5.b, #0x0\n"
    "mov x24, %x[inptrs]\n"
    "cbz x25, 11f\n"
    "ldp x20, x22, [x24, #0x0]\n"
    "subs x25, x25, #0x1\n"
    "ld1b { z0.b }, p4/Z, [x20, x9]\n"
    "ldp x21, x20, [x24, #0x10]\n"
    "add x24, x24, #0x20\n"
    "ld1b { z31.b }, p4/Z, [x22, x9]\n"
    "ld1b { z23.b }, p4/Z, [x21, x9]\n"
    "ld1b { z30.b }, p4/Z, [x20, x9]\n"
    "beq 10f\n"
    "9:"  // Single vector of channels: Loop: 4 inputs loop
    "movprfx z16, z0\n umax z16.b, p0/M, z16.b, z31.b\n"
    "movprfx z17, z23\n umax z17.b, p0/M, z17.b, z30.b\n"
    "ldp x23, x22, [x24, #0x0]\n"
    "subs x25, x25, #0x1\n"
    "umax z16.b, p0/M, z16.b, z17.b\n"
    "ldp x21, x20, [x24, #0x10]\n"
    "umax z5.b, p0/M, z5.b, z16.b\n"
    "add x24, x24, #0x20\n"
    "ld1b { z0.b }, p4/Z, [x23, x9]\n"
    "ld1b { z31.b }, p4/Z, [x22, x9]\n"
    "ld1b { z23.b }, p4/Z, [x21, x9]\n"
    "ld1b { z30.b }, p4/Z, [x20, x9]\n"
    "bgt 9b\n"
    "10:"  // Single vector of channels: Loop: 4 inputs tail
    "movprfx z16, z0\n umax z16.b, p0/M, z16.b, z31.b\n"
    "movprfx z17, z23\n umax z17.b, p0/M, z17.b, z30.b\n"
    "umax z16.b, p0/M, z16.b, z17.b\n"
    "umax z5.b, p0/M, z5.b, z16.b\n"
    "11:"  // Single vector of channels: Loop: After loop
    "ands x21, %x[n_valid_cells], #0x3\n"
    "beq 13f\n"
    "12:"  // Single vector of channels: Loop: Single input loop
    "ldr x20, [x24], #0x8\n"
    "ld1b { z16.b }, p4/Z, [x20, x9]\n"
    "subs x21, x21, #0x1\n"
    "umax z5.b, p0/M, z5.b, z16.b\n"
    "bgt 12b\n"
    "13:"  // Single vector of channels: Loop: Single input loop: End
    "add x20, %x[quant_params], %[offsetof_qp_input_offset]\n"
    "ld1rw { z18.s }, p0/Z, [x20]\n"
    ".inst 0x4508a8b1  // ushllb z17.h, z5.b, #0x0\n"
    ".inst 0x4508acb0  // ushllt z16.h, z5.b, #0x0\n"
    "neg z18.s, p0/M, z18.s\n"
    ".inst 0x45914257  // saddwb z23.s, z18.s, z17.h\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_left_shift]\n"
    "ld1rw { z22.s }, p0/Z, [x20]\n"
    ".inst 0x45914655  // saddwt z21.s, z18.s, z17.h\n"
    ".inst 0x45904254  // saddwb z20.s, z18.s, z16.h\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_mul]\n"
    "ld1rw { z19.s }, p0/Z, [x20]\n"
    ".inst 0x45904652  // saddwt z18.s, z18.s, z16.h\n"
    ".inst 0x448282d7  // srshl z23.s, p0/M, z23.s, z22.s\n"
    "add x20, %x[quant_params], %[offsetof_qp_per_layer_right_shift]\n"
    "ld1rw { z17.s }, p0/Z, [x20]\n"
    ".inst 0x448282d5  // srshl z21.s, p0/M, z21.s, z22.s\n"
    ".inst 0x448282d4  // srshl z20.s, p0/M, z20.s, z22.s\n"
    "add x20, %x[quant_params], %[offsetof_qp_output_offset]\n"
    "ld1rw { z16.s }, p0/Z, [x20]\n"
    ".inst 0x448282d2  // srshl z18.s, p0/M, z18.s, z22.s\n"
    ".inst 0x04b376f7  // sqrdmulh z23.s, z23.s, z19.s\n"
    ".inst 0x04b376b5  // sqrdmulh z21.s, z21.s, z19.s\n"
    ".inst 0x04b37694  // sqrdmulh z20.s, z20.s, z19.s\n"
    ".inst 0x04b37652  // sqrdmulh z18.s, z18.s, z19.s\n"
    ".inst 0x44828237  // srshl z23.s, p0/M, z23.s, z17.s\n"
    ".inst 0x44828235  // srshl z21.s, p0/M, z21.s, z17.s\n"
    ".inst 0x44828234  // srshl z20.s, p0/M, z20.s, z17.s\n"
    ".inst 0x44828232  // srshl z18.s, p0/M, z18.s, z17.s\n"
    "add z23.s, z23.s, z16.s\n"
    "add z21.s, z21.s, z16.s\n"
    "add z20.s, z20.s, z16.s\n"
    "add z18.s, z18.s, z16.s\n"
    "mov z17.s, #0x0\n"
    "mov z16.s, #0xff\n"
    "smax z23.s, p0/M, z23.s, z17.s\n"
    "smax z21.s, p0/M, z21.s, z17.s\n"
    "smax z20.s, p0/M, z20.s, z17.s\n"
    "smax z18.s, p0/M, z18.s, z17.s\n"
    "smin z23.s, p0/M, z23.s, z16.s\n"
    "smin z21.s, p0/M, z21.s, z16.s\n"
    "smin z20.s, p0/M, z20.s, z16.s\n"
    "trn1 z17.h, z23.h, z21.h\n"
    "smin z18.s, p0/M, z18.s, z16.s\n"
    "trn1 z16.h, z20.h, z18.h\n"
    "trn1 z16.b, z17.b, z16.b\n"
    "st1b { z16.b }, p4, [%x[outptr], x9]\n"
    "incb x9\n"
    "whilelt p4.b, x9, %x[n_channels]\n"
    "b.any 8b\n"
    "14:"  // End
    ".inst 0xd503467f  // SMSTOP\n"
    :
    : [inptrs] "r" (inptrs), [n_channels] "r" (n_channels), [n_valid_cells] "r" (n_valid_cells), [offsetof_qp_input_offset] "I" (offsetof(Requantize32, input_offset)), [offsetof_qp_output_offset] "I" (offsetof(Requantize32, output_offset)), [offsetof_qp_per_layer_left_shift] "I" (offsetof(Requantize32, per_layer_left_shift)), [offsetof_qp_per_layer_mul] "I" (offsetof(Requantize32, per_layer_mul)), [offsetof_qp_per_layer_right_shift] "I" (offsetof(Requantize32, per_layer_right_shift)), [outptr] "r" (outptr), [quant_params] "r" (&qp)
    : "cc", "memory", "p0", "p1", "p2", "p3", "p4", "p5", "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15", "x9", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28", "z0", "z1", "z2", "z3", "z4", "z5", "z6", "z7", "z8", "z9", "z10", "z11", "z12", "z13", "z14", "z15", "z16", "z17", "z18", "z19", "z20", "z21", "z22", "z23", "z24", "z25", "z26", "z27", "z28", "z29", "z30", "z31"
  );
}

}  // namespace pooling
}  // namespace arm_conv

#endif  // defined(ARM_COMPUTE_ENABLE_SME)
