| /* |
| * Copyright (c) 2019-2021, 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. |
| */ |
| |
| #ifdef __aarch64__ |
| |
| template<> |
| void interleave_block<8, 8, VLType::None, true>( |
| uint8_t * &out_ptr, const uint8_t * const * in, size_t width, size_t height, |
| size_t row_offset, bool first |
| ) |
| { |
| __asm__ __volatile__( |
| "ldr x28, [%x[in], #0x0]\n" |
| "ldr x27, [%x[in], #0x8]\n" |
| "cmp %x[height], #0x8\n" |
| "mov x20, #0x0\n" |
| "ldr x26, [%x[in], #0x10]\n" |
| "ldr x25, [%x[in], #0x18]\n" |
| "movi v5.8h, #0x0\n" |
| "movi v4.8h, #0x0\n" |
| "ldr x24, [%x[in], #0x20]\n" |
| "ldr x23, [%x[in], #0x28]\n" |
| "movi v3.8h, #0x0\n" |
| "movi v2.8h, #0x0\n" |
| "ldr x22, [%x[in], #0x30]\n" |
| "ldr x21, [%x[in], #0x38]\n" |
| "movi v1.4s, #0x0\n" |
| "movi v0.4s, #0x0\n" |
| "movi v31.4s, #0x0\n" |
| "movi v30.4s, #0x0\n" |
| "add x28, x28, %x[row_offset]\n" |
| "add x27, x27, %x[row_offset]\n" |
| "add x26, x26, %x[row_offset]\n" |
| "add x25, x25, %x[row_offset]\n" |
| "add x24, x24, %x[row_offset]\n" |
| "add x23, x23, %x[row_offset]\n" |
| "add x22, x22, %x[row_offset]\n" |
| "add x21, x21, %x[row_offset]\n" |
| "beq 1f\n" |
| "cmp %x[height], #0x2\n" |
| "csel x27, x27, x28, GE\n" |
| "csel x26, x26, x28, GT\n" |
| "cmp %x[height], #0x4\n" |
| "csel x25, x25, x28, GE\n" |
| "csel x24, x24, x28, GT\n" |
| "cmp %x[height], #0x6\n" |
| "mov x21, x28\n" |
| "csel x23, x23, x28, GE\n" |
| "csel x22, x22, x28, GT\n" |
| "1:" // no_pointer_adj |
| "prfm pldl1keep, [x28, #0x0]\n" |
| "prfm pldl1keep, [x27, #0x0]\n" |
| "movi v29.4s, #0x0\n" |
| "movi v28.4s, #0x0\n" |
| "prfm pldl1keep, [x26, #0x0]\n" |
| "prfm pldl1keep, [x25, #0x0]\n" |
| "prfm pldl1keep, [x24, #0x0]\n" |
| "prfm pldl1keep, [x23, #0x0]\n" |
| "prfm pldl1keep, [x22, #0x0]\n" |
| "prfm pldl1keep, [x21, #0x0]\n" |
| "prfm pldl1keep, [x28, #0x40]\n" |
| "prfm pldl1keep, [x27, #0x40]\n" |
| "prfm pldl1keep, [x26, #0x40]\n" |
| "prfm pldl1keep, [x25, #0x40]\n" |
| "prfm pldl1keep, [x24, #0x40]\n" |
| "prfm pldl1keep, [x23, #0x40]\n" |
| "prfm pldl1keep, [x22, #0x40]\n" |
| "prfm pldl1keep, [x21, #0x40]\n" |
| "cbnz %w[first], 2f\n" |
| "sub %x[out_ptr], %x[out_ptr], #0x20\n" |
| "ld1 { v29.4s }, [%x[out_ptr]]\n" |
| "ldr q28, [%x[out_ptr], #0x10]\n" |
| "2:" // first_pass |
| "cmp %x[width], #0x10\n" |
| "blt 5f\n" |
| "3:" // Main loop head |
| "cmp x20, #0x3e\n" |
| "ble 4f\n" |
| "uadalp v1.4s, v5.8h\n" |
| "movi v5.8h, #0x0\n" |
| "mov x20, #0x0\n" |
| "uadalp v0.4s, v4.8h\n" |
| "movi v4.8h, #0x0\n" |
| "uadalp v31.4s, v3.8h\n" |
| "movi v3.8h, #0x0\n" |
| "uadalp v30.4s, v2.8h\n" |
| "movi v2.8h, #0x0\n" |
| "4:" // no_accumulate_16 |
| "ldr q27, [x28], #0x10\n" |
| "ldr q19, [x27], #0x10\n" |
| "zip1 v26.2d, v27.2d, v19.2d\n" |
| "uadalp v5.8h, v26.16b\n" |
| "ldr q25, [x26], #0x10\n" |
| "ldr q18, [x25], #0x10\n" |
| "zip1 v24.2d, v25.2d, v18.2d\n" |
| "uadalp v4.8h, v24.16b\n" |
| "ldr q23, [x24], #0x10\n" |
| "ldr q17, [x23], #0x10\n" |
| "zip1 v22.2d, v23.2d, v17.2d\n" |
| "uadalp v3.8h, v22.16b\n" |
| "ldr q21, [x22], #0x10\n" |
| "ldr q16, [x21], #0x10\n" |
| "zip1 v20.2d, v21.2d, v16.2d\n" |
| "uadalp v2.8h, v20.16b\n" |
| "zip2 v19.2d, v27.2d, v19.2d\n" |
| "zip2 v18.2d, v25.2d, v18.2d\n" |
| "subs %x[width], %x[width], #0x10\n" |
| "cmp %x[width], #0x10\n" |
| "zip2 v17.2d, v23.2d, v17.2d\n" |
| "zip2 v16.2d, v21.2d, v16.2d\n" |
| "prfm pldl1keep, [x28, #0x70]\n" |
| "prfm pldl1keep, [x27, #0x70]\n" |
| "prfm pldl1keep, [x26, #0x70]\n" |
| "prfm pldl1keep, [x25, #0x70]\n" |
| "str q26, [%x[out_ptr], #0x0]\n" |
| "uadalp v5.8h, v19.16b\n" |
| "prfm pldl1keep, [x24, #0x70]\n" |
| "prfm pldl1keep, [x23, #0x70]\n" |
| "str q24, [%x[out_ptr], #0x10]\n" |
| "uadalp v4.8h, v18.16b\n" |
| "prfm pldl1keep, [x22, #0x70]\n" |
| "prfm pldl1keep, [x21, #0x70]\n" |
| "str q22, [%x[out_ptr], #0x20]\n" |
| "uadalp v3.8h, v17.16b\n" |
| "str q20, [%x[out_ptr], #0x30]\n" |
| "uadalp v2.8h, v16.16b\n" |
| "add x20, x20, #0x1\n" |
| "str q19, [%x[out_ptr], #0x40]\n" |
| "str q18, [%x[out_ptr], #0x50]\n" |
| "str q17, [%x[out_ptr], #0x60]\n" |
| "str q16, [%x[out_ptr], #0x70]\n" |
| "add %x[out_ptr], %x[out_ptr], #0x80\n" |
| "bge 3b\n" |
| "5:" // Main loop skip |
| "cbz %x[width], 14f\n" |
| "tbz %x[width], #3, 9f\n" |
| "ldr d27, [x28], #0x8\n" |
| "ldr d26, [x27], #0x8\n" |
| "ldr d25, [x26], #0x8\n" |
| "ldr d24, [x25], #0x8\n" |
| "ldr d23, [x24], #0x8\n" |
| "ldr d22, [x23], #0x8\n" |
| "ldr d21, [x22], #0x8\n" |
| "ldr d20, [x21], #0x8\n" |
| "tbz %x[width], #2, 7f\n" |
| "ld1 { v27.s }[2], [x28], #0x4\n" |
| "ld1 { v26.s }[2], [x27], #0x4\n" |
| "ld1 { v25.s }[2], [x26], #0x4\n" |
| "ld1 { v24.s }[2], [x25], #0x4\n" |
| "ld1 { v23.s }[2], [x24], #0x4\n" |
| "ld1 { v22.s }[2], [x23], #0x4\n" |
| "ld1 { v21.s }[2], [x22], #0x4\n" |
| "ld1 { v20.s }[2], [x21], #0x4\n" |
| "tbz %x[width], #1, 6f\n" |
| "ld1 { v27.h }[6], [x28], #0x2\n" |
| "ld1 { v26.h }[6], [x27], #0x2\n" |
| "mov x20, #0x2\n" |
| "ld1 { v25.h }[6], [x26], #0x2\n" |
| "ld1 { v24.h }[6], [x25], #0x2\n" |
| "ld1 { v23.h }[6], [x24], #0x2\n" |
| "ld1 { v22.h }[6], [x23], #0x2\n" |
| "ld1 { v21.h }[6], [x22], #0x2\n" |
| "ld1 { v20.h }[6], [x21], #0x2\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[14], [x28]\n" |
| "ld1 { v26.b }[14], [x27]\n" |
| "ld1 { v25.b }[14], [x26]\n" |
| "ld1 { v24.b }[14], [x25]\n" |
| "ld1 { v23.b }[14], [x24]\n" |
| "ld1 { v22.b }[14], [x23]\n" |
| "ld1 { v21.b }[14], [x22]\n" |
| "ld1 { v20.b }[14], [x21]\n" |
| "b 13f\n" |
| "6:" // odd_loads_1_12 |
| "mov x20, #0x2\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[12], [x28]\n" |
| "ld1 { v26.b }[12], [x27]\n" |
| "ld1 { v25.b }[12], [x26]\n" |
| "ld1 { v24.b }[12], [x25]\n" |
| "ld1 { v23.b }[12], [x24]\n" |
| "ld1 { v22.b }[12], [x23]\n" |
| "ld1 { v21.b }[12], [x22]\n" |
| "ld1 { v20.b }[12], [x21]\n" |
| "b 13f\n" |
| "7:" // odd_loads_2_8 |
| "tbz %x[width], #1, 8f\n" |
| "ld1 { v27.h }[4], [x28], #0x2\n" |
| "ld1 { v26.h }[4], [x27], #0x2\n" |
| "mov x20, #0x2\n" |
| "ld1 { v25.h }[4], [x26], #0x2\n" |
| "ld1 { v24.h }[4], [x25], #0x2\n" |
| "ld1 { v23.h }[4], [x24], #0x2\n" |
| "ld1 { v22.h }[4], [x23], #0x2\n" |
| "ld1 { v21.h }[4], [x22], #0x2\n" |
| "ld1 { v20.h }[4], [x21], #0x2\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[10], [x28]\n" |
| "ld1 { v26.b }[10], [x27]\n" |
| "ld1 { v25.b }[10], [x26]\n" |
| "ld1 { v24.b }[10], [x25]\n" |
| "ld1 { v23.b }[10], [x24]\n" |
| "ld1 { v22.b }[10], [x23]\n" |
| "ld1 { v21.b }[10], [x22]\n" |
| "ld1 { v20.b }[10], [x21]\n" |
| "b 13f\n" |
| "8:" // odd_loads_1_8 |
| "mov x20, #0x1\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[8], [x28]\n" |
| "ld1 { v26.b }[8], [x27]\n" |
| "mov x20, #0x2\n" |
| "ld1 { v25.b }[8], [x26]\n" |
| "ld1 { v24.b }[8], [x25]\n" |
| "ld1 { v23.b }[8], [x24]\n" |
| "ld1 { v22.b }[8], [x23]\n" |
| "ld1 { v21.b }[8], [x22]\n" |
| "ld1 { v20.b }[8], [x21]\n" |
| "b 13f\n" |
| "9:" // odd_loads_4_0 |
| "tbz %x[width], #2, 11f\n" |
| "ldr s27, [x28], #0x4\n" |
| "ldr s26, [x27], #0x4\n" |
| "ldr s25, [x26], #0x4\n" |
| "ldr s24, [x25], #0x4\n" |
| "ldr s23, [x24], #0x4\n" |
| "ldr s22, [x23], #0x4\n" |
| "ldr s21, [x22], #0x4\n" |
| "ldr s20, [x21], #0x4\n" |
| "tbz %x[width], #1, 10f\n" |
| "ld1 { v27.h }[2], [x28], #0x2\n" |
| "ld1 { v26.h }[2], [x27], #0x2\n" |
| "mov x20, #0x1\n" |
| "ld1 { v25.h }[2], [x26], #0x2\n" |
| "ld1 { v24.h }[2], [x25], #0x2\n" |
| "ld1 { v23.h }[2], [x24], #0x2\n" |
| "ld1 { v22.h }[2], [x23], #0x2\n" |
| "ld1 { v21.h }[2], [x22], #0x2\n" |
| "ld1 { v20.h }[2], [x21], #0x2\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[6], [x28]\n" |
| "ld1 { v26.b }[6], [x27]\n" |
| "ld1 { v25.b }[6], [x26]\n" |
| "ld1 { v24.b }[6], [x25]\n" |
| "ld1 { v23.b }[6], [x24]\n" |
| "ld1 { v22.b }[6], [x23]\n" |
| "ld1 { v21.b }[6], [x22]\n" |
| "ld1 { v20.b }[6], [x21]\n" |
| "b 13f\n" |
| "10:" // odd_loads_1_4 |
| "mov x20, #0x1\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[4], [x28]\n" |
| "ld1 { v26.b }[4], [x27]\n" |
| "ld1 { v25.b }[4], [x26]\n" |
| "ld1 { v24.b }[4], [x25]\n" |
| "ld1 { v23.b }[4], [x24]\n" |
| "ld1 { v22.b }[4], [x23]\n" |
| "ld1 { v21.b }[4], [x22]\n" |
| "ld1 { v20.b }[4], [x21]\n" |
| "b 13f\n" |
| "11:" // odd_loads_2_0 |
| "tbz %x[width], #1, 12f\n" |
| "ldr h27, [x28], #0x2\n" |
| "ldr h26, [x27], #0x2\n" |
| "mov x20, #0x1\n" |
| "ldr h25, [x26], #0x2\n" |
| "ldr h24, [x25], #0x2\n" |
| "ldr h23, [x24], #0x2\n" |
| "ldr h22, [x23], #0x2\n" |
| "ldr h21, [x22], #0x2\n" |
| "ldr h20, [x21], #0x2\n" |
| "tbz %x[width], #0, 13f\n" |
| "ld1 { v27.b }[2], [x28]\n" |
| "ld1 { v26.b }[2], [x27]\n" |
| "ld1 { v25.b }[2], [x26]\n" |
| "ld1 { v24.b }[2], [x25]\n" |
| "ld1 { v23.b }[2], [x24]\n" |
| "ld1 { v22.b }[2], [x23]\n" |
| "ld1 { v21.b }[2], [x22]\n" |
| "ld1 { v20.b }[2], [x21]\n" |
| "b 13f\n" |
| "12:" // odd_loads_1_0 |
| "ldr b27, [x28, #0x0]\n" |
| "ldr b26, [x27, #0x0]\n" |
| "mov x20, #0x1\n" |
| "ldr b25, [x26, #0x0]\n" |
| "ldr b24, [x25, #0x0]\n" |
| "ldr b23, [x24, #0x0]\n" |
| "ldr b22, [x23, #0x0]\n" |
| "ldr b21, [x22, #0x0]\n" |
| "ldr b20, [x21, #0x0]\n" |
| "13:" // Odd load end |
| "zip1 v19.2d, v27.2d, v26.2d\n" |
| "zip1 v18.2d, v25.2d, v24.2d\n" |
| "subs x20, x20, #0x1\n" |
| "str q19, [%x[out_ptr], #0x0]\n" |
| "zip1 v17.2d, v23.2d, v22.2d\n" |
| "zip1 v16.2d, v21.2d, v20.2d\n" |
| "str q18, [%x[out_ptr], #0x10]\n" |
| "uadalp v5.8h, v19.16b\n" |
| "uadalp v4.8h, v18.16b\n" |
| "str q17, [%x[out_ptr], #0x20]\n" |
| "uadalp v3.8h, v17.16b\n" |
| "str q16, [%x[out_ptr], #0x30]\n" |
| "uadalp v2.8h, v16.16b\n" |
| "add %x[out_ptr], %x[out_ptr], #0x40\n" |
| "beq 14f\n" |
| "zip2 v19.2d, v27.2d, v26.2d\n" |
| "zip2 v18.2d, v25.2d, v24.2d\n" |
| "str q19, [%x[out_ptr], #0x0]\n" |
| "zip2 v17.2d, v23.2d, v22.2d\n" |
| "zip2 v16.2d, v21.2d, v20.2d\n" |
| "str q18, [%x[out_ptr], #0x10]\n" |
| "uadalp v5.8h, v19.16b\n" |
| "uadalp v4.8h, v18.16b\n" |
| "str q17, [%x[out_ptr], #0x20]\n" |
| "uadalp v3.8h, v17.16b\n" |
| "str q16, [%x[out_ptr], #0x30]\n" |
| "uadalp v2.8h, v16.16b\n" |
| "add %x[out_ptr], %x[out_ptr], #0x40\n" |
| "14:" // Odds skip |
| "uadalp v1.4s, v5.8h\n" |
| "uadalp v0.4s, v4.8h\n" |
| "uadalp v31.4s, v3.8h\n" |
| "uadalp v30.4s, v2.8h\n" |
| "addp v1.4s, v1.4s, v0.4s\n" |
| "addp v16.4s, v31.4s, v30.4s\n" |
| "add v1.4s, v1.4s, v29.4s\n" |
| "add v16.4s, v16.4s, v28.4s\n" |
| "str q1, [%x[out_ptr], #0x0]\n" |
| "str q16, [%x[out_ptr], #0x10]\n" |
| "add %x[out_ptr], %x[out_ptr], #0x20\n" |
| : [out_ptr] "+&r" (out_ptr), [width] "+&r" (width) |
| : [first] "r" (first), [height] "r" (height), [in] "r" (in), [row_offset] "r" (row_offset) |
| : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28" |
| ); |
| } |
| |
| |
| #endif // __aarch64__ |