| /* |
| * 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 |
| |
| #ifdef __aarch64__ |
| |
| namespace { |
| |
| void a64_transpose_interleave_12_s8s16(int16_t *out, const int8_t *in, size_t width, size_t in_stride, size_t height) |
| { |
| size_t out_stride = 12 * height * sizeof(int16_t); |
| |
| __asm__ __volatile__( |
| "cmp %x[height], #0x4\n" |
| "blt 10f\n" |
| "1:" // Main row loop: Head |
| "mov x25, %x[in]\n" |
| "mov x24, %x[width]\n" |
| "add x23, x25, %x[in_stride]\n" |
| "add x22, x23, %x[in_stride]\n" |
| "add x20, x22, %x[in_stride]\n" |
| "cmp x24, #0x18\n" |
| "add %x[in], x20, %x[in_stride]\n" |
| "mov x21, %x[out]\n" |
| "sub %x[height], %x[height], #0x4\n" |
| "blt 3f\n" |
| "2:" // Main row loop: Unroll column loop |
| "ldr q3, [x25], #0x10\n" |
| "ldr q21, [x23], #0x10\n" |
| "sshll2 v20.8h, v3.16b, #0x0\n" |
| "sshll v2.8h, v21.8b, #0x0\n" |
| "ldr q1, [x22], #0x10\n" |
| "ldr q19, [x20], #0x10\n" |
| "sshll2 v18.8h, v1.16b, #0x0\n" |
| "sshll v0.8h, v19.8b, #0x0\n" |
| "ldr d17, [x25], #0x8\n" |
| "ldr d16, [x22], #0x8\n" |
| "sshll v31.8h, v17.8b, #0x0\n" |
| "sshll v30.8h, v16.8b, #0x0\n" |
| "ldr d29, [x23], #0x8\n" |
| "ldr d28, [x20], #0x8\n" |
| "sshll2 v27.8h, v21.16b, #0x0\n" |
| "sshll2 v26.8h, v19.16b, #0x0\n" |
| "dup v25.2d, v20.d[0]\n" |
| "dup v24.2d, v2.d[1]\n" |
| "sub x24, x24, #0x18\n" |
| "cmp x24, #0x18\n" |
| "dup v23.2d, v18.d[0]\n" |
| "dup v22.2d, v0.d[1]\n" |
| "dup v21.2d, v20.d[1]\n" |
| "dup v20.2d, v31.d[1]\n" |
| "dup v19.2d, v18.d[1]\n" |
| "dup v18.2d, v30.d[1]\n" |
| "sshll v17.8h, v3.8b, #0x0\n" |
| "sshll v16.8h, v1.8b, #0x0\n" |
| "str q17, [x21, #0x0]\n" |
| "mov v25.d[1], v2.d[0]\n" |
| "mov v24.d[1], v27.d[0]\n" |
| "str q25, [x21, #0x10]\n" |
| "mov v23.d[1], v0.d[0]\n" |
| "mov v22.d[1], v26.d[0]\n" |
| "str q24, [x21, #0x20]\n" |
| "str q16, [x21, #0x30]\n" |
| "sshll v17.8h, v29.8b, #0x0\n" |
| "sshll v16.8h, v28.8b, #0x0\n" |
| "str q23, [x21, #0x40]\n" |
| "mov v21.d[1], v31.d[0]\n" |
| "mov v20.d[1], v27.d[1]\n" |
| "str q22, [x21, #0x50]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "mov v19.d[1], v30.d[0]\n" |
| "mov v18.d[1], v26.d[1]\n" |
| "str q21, [x21, #0x0]\n" |
| "str q20, [x21, #0x10]\n" |
| "str q17, [x21, #0x20]\n" |
| "str q19, [x21, #0x30]\n" |
| "str q18, [x21, #0x40]\n" |
| "str q16, [x21, #0x50]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "bge 2b\n" |
| "3:" // Main row loop: Unroll column loop skip |
| "cmp x24, #0xc\n" |
| "blt 5f\n" |
| "4:" // Main row loop: Column loop |
| "ldr d19, [x23], #0x8\n" |
| "ldr d18, [x20], #0x8\n" |
| "sub x24, x24, #0xc\n" |
| "cmp x24, #0xc\n" |
| "ld1 { v19.s }[2], [x23], #0x4\n" |
| "ld1 { v18.s }[2], [x20], #0x4\n" |
| "sshll v25.8h, v19.8b, #0x0\n" |
| "sshll v24.8h, v18.8b, #0x0\n" |
| "ldr d17, [x25], #0x8\n" |
| "ldr d16, [x22], #0x8\n" |
| "sshll2 v23.8h, v19.16b, #0x0\n" |
| "sshll2 v22.8h, v18.16b, #0x0\n" |
| "ld1 { v17.s }[2], [x25], #0x4\n" |
| "ld1 { v16.s }[2], [x22], #0x4\n" |
| "sshll2 v21.8h, v17.16b, #0x0\n" |
| "sshll2 v20.8h, v16.16b, #0x0\n" |
| "dup v19.2d, v25.d[1]\n" |
| "dup v18.2d, v24.d[1]\n" |
| "sshll v17.8h, v17.8b, #0x0\n" |
| "sshll v16.8h, v16.8b, #0x0\n" |
| "str q17, [x21, #0x0]\n" |
| "mov v21.d[1], v25.d[0]\n" |
| "mov v19.d[1], v23.d[0]\n" |
| "str q21, [x21, #0x10]\n" |
| "mov v20.d[1], v24.d[0]\n" |
| "mov v18.d[1], v22.d[0]\n" |
| "str q19, [x21, #0x20]\n" |
| "str q16, [x21, #0x30]\n" |
| "str q20, [x21, #0x40]\n" |
| "str q18, [x21, #0x50]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "bge 4b\n" |
| "5:" // Main row loop: Column loop skip |
| "cmp x24, #0x4\n" |
| "blt 7f\n" |
| "6:" // Main row loop: width 4 loop: loop |
| "ldr s19, [x25], #0x4\n" |
| "ldr s18, [x23], #0x4\n" |
| "sub x24, x24, #0x4\n" |
| "cmp x24, #0x4\n" |
| "ldr s17, [x22], #0x4\n" |
| "ldr s16, [x20], #0x4\n" |
| "sshll v19.8h, v19.8b, #0x0\n" |
| "sshll v18.8h, v18.8b, #0x0\n" |
| "sshll v17.8h, v17.8b, #0x0\n" |
| "sshll v16.8h, v16.8b, #0x0\n" |
| "str d19, [x21, #0x0]\n" |
| "str d18, [x21, #0x18]\n" |
| "str d17, [x21, #0x30]\n" |
| "str d16, [x21, #0x48]\n" |
| "add x21, x21, #0x8\n" |
| "bge 6b\n" |
| "7:" // Main row loop: width 4 loop: skip |
| "cmp x24, #0x1\n" |
| "blt 9f\n" |
| "8:" // Main row loop: width 1 loop: loop |
| "ldr b19, [x25], #0x1\n" |
| "ldr b18, [x23], #0x1\n" |
| "sub x24, x24, #0x1\n" |
| "cmp x24, #0x1\n" |
| "ldr b17, [x22], #0x1\n" |
| "ldr b16, [x20], #0x1\n" |
| "sshll v19.8h, v19.8b, #0x0\n" |
| "sshll v18.8h, v18.8b, #0x0\n" |
| "sshll v17.8h, v17.8b, #0x0\n" |
| "sshll v16.8h, v16.8b, #0x0\n" |
| "str h19, [x21, #0x0]\n" |
| "str h18, [x21, #0x18]\n" |
| "str h17, [x21, #0x30]\n" |
| "str h16, [x21, #0x48]\n" |
| "add x21, x21, #0x2\n" |
| "bge 8b\n" |
| "9:" // Main row loop: width 1 loop: skip |
| "cmp %x[height], #0x4\n" |
| "add %x[out], %x[out], #0x60\n" |
| "bge 1b\n" |
| "cbz %x[height], 20f\n" |
| "10:" // Main loop skip |
| |
| "11:" // Tail row loop: Head |
| "mov x20, %x[width]\n" |
| "mov x25, %x[in]\n" |
| "cmp x20, #0x18\n" |
| "add %x[in], x25, %x[in_stride]\n" |
| "mov x21, %x[out]\n" |
| "sub %x[height], %x[height], #0x1\n" |
| "blt 13f\n" |
| "12:" // Tail row loop: Unroll column loop |
| "ldr q20, [x25], #0x10\n" |
| "ldr d16, [x25], #0x8\n" |
| "sshll2 v19.8h, v20.16b, #0x0\n" |
| "sshll v18.8h, v16.8b, #0x0\n" |
| "dup v17.2d, v19.d[1]\n" |
| "sub x20, x20, #0x18\n" |
| "sshll v16.8h, v20.8b, #0x0\n" |
| "str q16, [x21, #0x0]\n" |
| "dup v16.2d, v19.d[0]\n" |
| "str d16, [x21, #0x10]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "cmp x20, #0x18\n" |
| "mov v17.d[1], v18.d[0]\n" |
| "dup v16.2d, v18.d[1]\n" |
| "str q17, [x21, #0x0]\n" |
| "str d16, [x21, #0x10]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "bge 12b\n" |
| "13:" // Tail row loop: Unroll column loop skip |
| "cmp x20, #0xc\n" |
| "blt 15f\n" |
| "14:" // Tail row loop: Column loop |
| "ldr d16, [x25], #0x8\n" |
| "ld1 { v16.s }[2], [x25], #0x4\n" |
| "sub x20, x20, #0xc\n" |
| "cmp x20, #0xc\n" |
| "sshll v17.8h, v16.8b, #0x0\n" |
| "sshll2 v16.8h, v16.16b, #0x0\n" |
| "str q17, [x21, #0x0]\n" |
| "str d16, [x21, #0x10]\n" |
| "add x21, x21, %x[out_stride]\n" |
| "bge 14b\n" |
| "15:" // Tail row loop: Column loop skip |
| "cmp x20, #0x4\n" |
| "blt 17f\n" |
| "16:" // Tail row loop: width 4 loop: loop |
| "ldr s16, [x25], #0x4\n" |
| "sub x20, x20, #0x4\n" |
| "cmp x20, #0x4\n" |
| "sshll v16.8h, v16.8b, #0x0\n" |
| "str d16, [x21, #0x0]\n" |
| "add x21, x21, #0x8\n" |
| "bge 16b\n" |
| "17:" // Tail row loop: width 4 loop: skip |
| "cmp x20, #0x1\n" |
| "blt 19f\n" |
| "18:" // Tail row loop: width 1 loop: loop |
| "ldr b16, [x25], #0x1\n" |
| "sub x20, x20, #0x1\n" |
| "cmp x20, #0x1\n" |
| "sshll v16.8h, v16.8b, #0x0\n" |
| "str h16, [x21, #0x0]\n" |
| "add x21, x21, #0x2\n" |
| "bge 18b\n" |
| "19:" // Tail row loop: width 1 loop: skip |
| "cmp %x[height], #0x1\n" |
| "add %x[out], %x[out], #0x18\n" |
| "bge 11b\n" |
| "20:" // 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", "v0", "v1", "v2", "v3", "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", "x20", "x21", "x22", "x23", "x24", "x25" |
| ); |
| } |
| |
| } // anonymous namespace |
| template<> |
| void Transform<12, 1, true, VLType::None>( |
| int16_t *out, const int8_t *in, int stride, int x0, int xmax, int k0, int kmax) |
| { |
| a64_transpose_interleave_12_s8s16( |
| out, |
| in + k0 * stride + x0, |
| (xmax-x0), |
| stride * sizeof(int8_t), |
| (kmax-k0) |
| ); |
| } |
| |
| #endif |