/* * 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. */ #pragma once #if defined(ARM_COMPUTE_ENABLE_SVE) namespace { void sve_transpose_interleave_4VL(uint16_t *out, const uint16_t *in, size_t width, size_t in_stride, size_t height) { size_t out_stride = 4 * height * get_vector_length(); __asm__ __volatile__( "cmp %x[height], #0x4\n" "ptrue p4.b\n" "blt 4f\n" "1:" // Main row loop: Head "mov x26, %x[in]\n" "add x25, x26, %x[in_stride]\n" "add x24, x25, %x[in_stride]\n" "add x23, x24, %x[in_stride]\n" "add %x[in], x23, %x[in_stride]\n" "mov x22, %x[out]\n" "sub %x[height], %x[height], #0x4\n" "mov x21, %x[width]\n" "2:" // Main row loop: Column loop "mov x20, x21\n" "whilelt p3.h, XZR, x20\n" "ld1h { z31.h }, p3/Z, [x26]\n" "ld1h { z30.h }, p3/Z, [x25]\n" "dech x20\n" "whilelt p2.h, XZR, x20\n" "ld1h { z29.h }, p2/Z, [x26, #1, MUL VL]\n" "ld1h { z28.h }, p2/Z, [x25, #1, MUL VL]\n" "dech x20\n" "whilelt p1.h, XZR, x20\n" "ld1h { z27.h }, p1/Z, [x26, #2, MUL VL]\n" "ld1h { z26.h }, p1/Z, [x25, #2, MUL VL]\n" "dech x20\n" "whilelt p0.h, XZR, x20\n" "ld1h { z25.h }, p0/Z, [x26, #3, MUL VL]\n" "ld1h { z24.h }, p0/Z, [x25, #3, MUL VL]\n" "mov x20, x22\n" "dech x21, ALL, MUL #4\n" "ld1h { z23.h }, p3/Z, [x24]\n" "ld1h { z22.h }, p2/Z, [x24, #1, MUL VL]\n" "ld1h { z21.h }, p1/Z, [x24, #2, MUL VL]\n" "ld1h { z20.h }, p0/Z, [x24, #3, MUL VL]\n" "cmp x21, #0x0\n" "addvl x26, x26, #4\n" "ld1h { z19.h }, p3/Z, [x23]\n" "ld1h { z18.h }, p2/Z, [x23, #1, MUL VL]\n" "addvl x25, x25, #4\n" "addvl x24, x24, #4\n" "ld1h { z17.h }, p1/Z, [x23, #2, MUL VL]\n" "ld1h { z16.h }, p0/Z, [x23, #3, MUL VL]\n" "st1h { z31.h }, p4, [x20]\n" "addvl x23, x23, #4\n" "st1h { z29.h }, p4, [x20, #1, MUL VL]\n" "add x22, x22, %x[out_stride]\n" "st1h { z27.h }, p4, [x20, #2, MUL VL]\n" "st1h { z25.h }, p4, [x20, #3, MUL VL]\n" "st1h { z30.h }, p4, [x20, #4, MUL VL]\n" "st1h { z28.h }, p4, [x20, #5, MUL VL]\n" "st1h { z26.h }, p4, [x20, #6, MUL VL]\n" "st1h { z24.h }, p4, [x20, #7, MUL VL]\n" "addvl x20, x20, #16\n" "st1h { z23.h }, p4, [x20, #-8, MUL VL]\n" "st1h { z22.h }, p4, [x20, #-7, MUL VL]\n" "st1h { z21.h }, p4, [x20, #-6, MUL VL]\n" "st1h { z20.h }, p4, [x20, #-5, MUL VL]\n" "st1h { z19.h }, p4, [x20, #-4, MUL VL]\n" "st1h { z18.h }, p4, [x20, #-3, MUL VL]\n" "st1h { z17.h }, p4, [x20, #-2, MUL VL]\n" "st1h { z16.h }, p4, [x20, #-1, MUL VL]\n" "bgt 2b\n" "3:" // Main row loop: Column loop skip "cmp %x[height], #0x4\n" "addvl %x[out], %x[out], #16\n" "bge 1b\n" "cbz %x[height], 8f\n" "4:" // Main loop skip "5:" // Tail row loop: Head "mov x26, %x[in]\n" "add %x[in], x26, %x[in_stride]\n" "mov x22, %x[out]\n" "sub %x[height], %x[height], #0x1\n" "mov x21, %x[width]\n" "6:" // Tail row loop: Column loop "mov x20, x21\n" "whilelt p0.h, XZR, x20\n" "ld1h { z19.h }, p0/Z, [x26]\n" "dech x20\n" "whilelt p0.h, XZR, x20\n" "ld1h { z18.h }, p0/Z, [x26, #1, MUL VL]\n" "dech x20\n" "whilelt p0.h, XZR, x20\n" "ld1h { z17.h }, p0/Z, [x26, #2, MUL VL]\n" "dech x20\n" "dech x21, ALL, MUL #4\n" "whilelt p0.h, XZR, x20\n" "cmp x21, #0x0\n" "ld1h { z16.h }, p0/Z, [x26, #3, MUL VL]\n" "st1h { z19.h }, p4, [x22]\n" "addvl x26, x26, #4\n" "st1h { z18.h }, p4, [x22, #1, MUL VL]\n" "st1h { z17.h }, p4, [x22, #2, MUL VL]\n" "st1h { z16.h }, p4, [x22, #3, MUL VL]\n" "add x22, x22, %x[out_stride]\n" "bgt 6b\n" "7:" // Tail row loop: Column loop skip "cmp %x[height], #0x1\n" "addvl %x[out], %x[out], #4\n" "bge 5b\n" "8:" // Done : [height] "+&r" (height), [in] "+&r" (in), [out] "+&r" (out) : [in_stride] "r" (in_stride), [out_stride] "r" (out_stride), [width] "r" (width) : "cc", "memory", "p0", "p1", "p2", "p3", "p4", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "z16", "z17", "z18", "z19", "z20", "z21", "z22", "z23", "z24", "z25", "z26", "z27", "z28", "z29", "z30", "z31" ); } } // anonymous namespace template<> void Transform<4, 1, true, VLType::SVE>( float *out, const float *in, int stride, int x0, int xmax, int k0, int kmax) { sve_transpose_interleave_4VL( reinterpret_cast(out), reinterpret_cast(in + k0 * stride + x0), (xmax-x0) * sizeof(float) / 2, stride * sizeof(float), (kmax-k0) ); } template<> void Transform<4, 1, true, VLType::SVE>( __fp16 *out, const __fp16 *in, int stride, int x0, int xmax, int k0, int kmax) { sve_transpose_interleave_4VL( reinterpret_cast(out), reinterpret_cast(in + k0 * stride + x0), (xmax-x0) * sizeof(__fp16) / 2, stride * sizeof(__fp16), (kmax-k0) ); } template<> void Transform<4, 1, true, VLType::SVE>( double *out, const double *in, int stride, int x0, int xmax, int k0, int kmax) { sve_transpose_interleave_4VL( reinterpret_cast(out), reinterpret_cast(in + k0 * stride + x0), (xmax-x0) * sizeof(double) / 2, stride * sizeof(double), (kmax-k0) ); } #endif // defined(ARM_COMPUTE_ENABLE_SVE)