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/*
* Copyright (c) 2021, 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.
*/
#if defined(ARM_COMPUTE_ENABLE_SVE)
#include "arm_gemm.hpp"
#include "utils.hpp"
#include "depthwise.hpp"
#include <cstdint>
namespace arm_conv {
namespace depthwise {
struct interleave_sve_s8q_3x3_dot
{
static size_t get_packed_size(const DepthwiseArgs &);
static void pack_parameters(unsigned int n_channels, void *outptr, const int32_t *bias, const int8_t *weights, const arm_gemm::Requantize32 &qp, size_t ld_weight_col, size_t ld_weight_row);
};
size_t interleave_sve_s8q_3x3_dot::get_packed_size(const DepthwiseArgs &args)
{
// We store 7 vectors for every <vector_of_ints> of channels.
const unsigned int n = arm_gemm::roundup(
arm_gemm::iceildiv((long unsigned int) args.input_channels * args.channel_multiplier,
get_vector_length<int32_t>(arm_gemm::VLType::SVE)), 4lu
);
return n * 7 * get_vector_length<int8_t>(arm_gemm::VLType::SVE);
}
void interleave_sve_s8q_3x3_dot::pack_parameters(unsigned int n_channels, void *outptr, const int32_t *bias, const int8_t *weights, const arm_gemm::Requantize32 &qp, size_t ld_weight_col, size_t ld_weight_row)
{
__asm__ __volatile__(
"cmp %x[ld_weight_col], XZR\n"
"csel %x[ld_weight_col], %x[ld_weight_col], %x[n_channels], NE\n"
"mov z16.s, #0x9\n"
"mov z28.b, #0x0\n"
"mov x20, #0x3\n"
"ptrue p2.b\n"
"mul x20, %x[ld_weight_col], x20\n"
"ld1rw { z27.s }, p2/Z, [%x[qp], %[offsetof_input_offset]]\n"
"ld1rw { z26.s }, p2/Z, [%x[qp], %[offsetof_weights_offset]]\n"
"cmp %x[ld_weight_row], XZR\n"
"csel %x[ld_weight_row], %x[ld_weight_row], x20, NE\n"
"mov z25.b, #0x1\n"
"mul z26.s, p2/M, z26.s, z27.s\n"
"add x24, %x[weights], %x[ld_weight_row]\n"
"ld1rw { z24.s }, p2/Z, [%x[qp], %[offsetof_per_layer_mul]]\n"
"ld1rw { z23.s }, p2/Z, [%x[qp], %[offsetof_per_layer_right_shift]]\n"
"add x23, x24, %x[ld_weight_row]\n"
"add x22, %x[ld_weight_col], %x[ld_weight_col]\n"
"whilelt p1.s, XZR, %x[n_channels]\n"
"mov x21, #0x0\n"
"mul z26.s, p2/M, z26.s, z16.s\n"
"pfalse p8.b\n"
"cbz %x[bias], 1f\n"
"ptrue p8.s\n"
"1:" // No bias
"2:" // Loop
"cntp x20, p2, p1.s\n"
"whilelt p0.b, XZR, x20\n"
"ld1b { z18.b }, p0/Z, [%x[weights]]\n"
"ld1b { z17.b }, p0/Z, [%x[weights], %x[ld_weight_col]]\n"
"ld1b { z16.b }, p0/Z, [%x[weights], x22]\n"
"zip1 z20.b, z18.b, z16.b\n"
"zip1 z19.b, z17.b, z28.b\n"
"ld1b { z18.b }, p0/Z, [x24]\n"
"ld1b { z17.b }, p0/Z, [x24, %x[ld_weight_col]]\n"
"ld1b { z16.b }, p0/Z, [x24, x22]\n"
"zip1 z22.b, z20.b, z19.b\n"
"zip1 z21.b, z18.b, z16.b\n"
"zip1 z19.b, z17.b, z28.b\n"
"mov z20.s, #0x0\n"
"ld1b { z18.b }, p0/Z, [x23]\n"
"ld1b { z17.b }, p0/Z, [x23, %x[ld_weight_col]]\n"
"ld1b { z16.b }, p0/Z, [x23, x22]\n"
"sdot z20.s, z25.b, z22.b\n"
"zip1 z19.b, z21.b, z19.b\n"
"sdot z20.s, z25.b, z19.b\n"
"zip1 z18.b, z18.b, z16.b\n"
"zip1 z16.b, z17.b, z28.b\n"
"and p0.b, p2/Z, p8.b, p1.b\n"
"ld1w { z17.s }, p0/Z, [%x[bias], x21, LSL #2]\n"
"zip1 z16.b, z18.b, z16.b\n"
"sdot z20.s, z25.b, z16.b\n"
"mls z17.s, p2/M, z20.s, z27.s\n"
"add %x[weights], %x[weights], x20\n"
"add x24, x24, x20\n"
"add x23, x23, x20\n"
"add z17.s, z17.s, z26.s\n"
"st1w { z17.s }, p2, [%x[outptr]]\n"
"st1b { z22.b }, p2, [%x[outptr], #1, MUL VL]\n"
"st1b { z19.b }, p2, [%x[outptr], #2, MUL VL]\n"
"st1b { z16.b }, p2, [%x[outptr], #3, MUL VL]\n"
"addvl %x[outptr], %x[outptr], #4\n"
"cbz %x[rq_mul_perchannel], 3f\n"
"ld1w { z24.s }, p1/Z, [%x[rq_mul_perchannel], x21, LSL #2]\n"
"ld1w { z23.s }, p1/Z, [%x[rq_shift_perchannel], x21, LSL #2]\n"
"3:" // Loop: Quantisation parameters: Store
"incw x21\n"
"whilelt p1.s, x21, %x[n_channels]\n"
"st1w { z24.s }, p2, [%x[outptr]]\n"
"st1w { z23.s }, p2, [%x[outptr], #1, MUL VL]\n"
"addvl %x[outptr], %x[outptr], #2\n"
"b.any 2b\n"
: [ld_weight_col] "+&r" (ld_weight_col), [ld_weight_row] "+&r" (ld_weight_row), [outptr] "+&r" (outptr), [weights] "+&r" (weights)
: [bias] "r" (bias), [n_channels] "r" (n_channels), [offsetof_input_offset] "I" (offsetof(arm_gemm::Requantize32, a_offset)), [offsetof_per_layer_mul] "I" (offsetof(arm_gemm::Requantize32, per_layer_mul)), [offsetof_per_layer_right_shift] "I" (offsetof(arm_gemm::Requantize32, per_layer_right_shift)), [offsetof_weights_offset] "I" (offsetof(arm_gemm::Requantize32, b_offset)), [qp] "r" (&qp), [rq_mul_perchannel] "r" (qp.per_channel_muls), [rq_shift_perchannel] "r" (qp.per_channel_right_shifts)
: "cc", "memory", "p0", "p1", "p2", "p8", "x20", "x21", "x22", "x23", "x24", "z16", "z17", "z18", "z19", "z20", "z21", "z22", "z23", "z24", "z25", "z26", "z27", "z28"
);
}
} // namespace depthwise
} // namespace arm_conv
#endif // defined(ARM_COMPUTE_ENABLE_SVE)
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