Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 1 | /* |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 2 | * Copyright (c) 2022-2023 Arm Limited. |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 23 | */ |
| 24 | |
| 25 | #if defined(__ARM_FEATURE_SVE) |
| 26 | |
| 27 | template <> |
| 28 | void interleave_block<4, 4, VLType::SME, true>( |
| 29 | uint8_t * &out, const uint8_t * const *in, |
| 30 | size_t width, size_t height, size_t row_offset, bool first |
| 31 | ) |
| 32 | { |
| 33 | __asm__ __volatile__( |
| 34 | ".inst 0xd503477f // SMSTART ZA\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 35 | "cntw x16\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 36 | "cntw x15\n" |
| 37 | "mov z24.b, #0x1\n" |
| 38 | "cntw x14, ALL, MUL #2\n" |
| 39 | "cntw x13, ALL, MUL #3\n" |
| 40 | "mov z23.s, #0x0\n" |
| 41 | "mov z22.s, #0x0\n" |
| 42 | "cmp %x[height], x16\n" |
| 43 | "csel x16, %x[height], x16, LT\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 44 | "mov z21.s, #0x0\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 45 | "mov z20.s, #0x0\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 46 | "whilelt p12.b, XZR, %x[height]\n" |
| 47 | "whilelt p10.b, x15, %x[height]\n" |
| 48 | "whilelt p9.b, x14, %x[height]\n" |
| 49 | "whilelt p8.b, x13, %x[height]\n" |
| 50 | "zip1 p12.b, p12.b, p9.b\n" |
| 51 | "zip1 p10.b, p10.b, p8.b\n" |
| 52 | "ptrue p2.b\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 53 | "cntb x11\n" |
| 54 | "ptrue p11.s\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 55 | "sub x16, x16, #0x1\n" |
| 56 | "zip1 p10.b, p12.b, p10.b\n" |
| 57 | "mov x10, %x[row_offset]\n" |
| 58 | "mov x9, %x[out]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 59 | "cbnz %x[first], 1f\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 60 | "addvl x9, x9, #-4\n" |
| 61 | "ld1w { z23.s }, p2/Z, [x9]\n" |
| 62 | "ld1w { z22.s }, p2/Z, [x9, #1, MUL VL]\n" |
| 63 | "ld1w { z21.s }, p2/Z, [x9, #2, MUL VL]\n" |
| 64 | "ld1w { z20.s }, p2/Z, [x9, #3, MUL VL]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 65 | "1:" // Initialise row sums: End |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 66 | "mov x28, #0x0\n" |
| 67 | "whilelt p9.b, x28, %x[width]\n" |
| 68 | "whilelt p8.b, x28, %x[width]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 69 | "2:" // Width loop |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 70 | "add x27, %x[in], XZR, LSL #3\n" |
| 71 | "add x26, %x[in], x15, LSL #3\n" |
| 72 | "ldr x25, [x27], #0x8\n" |
| 73 | "add x24, %x[in], x14, LSL #3\n" |
| 74 | "add x23, %x[in], x13, LSL #3\n" |
| 75 | "ldr x20, [x26], #0x8\n" |
| 76 | "mov x12, #0x0\n" |
| 77 | "ldr x22, [x24], #0x8\n" |
| 78 | "ldr x21, [x23], #0x8\n" |
| 79 | "cbz x16, 4f\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 80 | "3:" // Loads: Loop |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 81 | ".inst 0x25246140 // psel p0.b, p8.b/Z, p10.b[w12]\n" |
| 82 | ".inst 0xe00a0320 // ld1b { za0h.b[x12] }, p0/Z, [x25, x10]\n" |
| 83 | ".inst 0x252c6140 // psel p0.b, p8.b/Z, p10.b[w12, #1]\n" |
| 84 | "ldr x25, [x27], #0x8\n" |
| 85 | ".inst 0xe00a0281 // ld1b { za0h.b[x12, #1] }, p0/Z, [x20, x10]\n" |
| 86 | ".inst 0x25346141 // psel p1.b, p8.b/Z, p10.b[w12, #2]\n" |
| 87 | ".inst 0x253c6140 // psel p0.b, p8.b/Z, p10.b[w12, #3]\n" |
| 88 | "ldr x20, [x26], #0x8\n" |
| 89 | ".inst 0xe00a06c2 // ld1b { za0h.b[x12, #2] }, p1/Z, [x22, x10]\n" |
| 90 | "ldr x22, [x24], #0x8\n" |
| 91 | ".inst 0xe00a02a3 // ld1b { za0h.b[x12, #3] }, p0/Z, [x21, x10]\n" |
| 92 | "add x12, x12, #0x4\n" |
| 93 | "cmp x12, x16, LSL #2\n" |
| 94 | "ldr x21, [x23], #0x8\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 95 | "blt 3b\n" |
| 96 | "4:" // Loads: Tail |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 97 | ".inst 0x25246140 // psel p0.b, p8.b/Z, p10.b[w12]\n" |
| 98 | ".inst 0xe00a0320 // ld1b { za0h.b[x12] }, p0/Z, [x25, x10]\n" |
| 99 | ".inst 0x252c6140 // psel p0.b, p8.b/Z, p10.b[w12, #1]\n" |
| 100 | ".inst 0xe00a0281 // ld1b { za0h.b[x12, #1] }, p0/Z, [x20, x10]\n" |
| 101 | ".inst 0x25346140 // psel p0.b, p8.b/Z, p10.b[w12, #2]\n" |
| 102 | "sub x20, %x[width], x28\n" |
| 103 | ".inst 0xe00a02c2 // ld1b { za0h.b[x12, #2] }, p0/Z, [x22, x10]\n" |
| 104 | "cmp x20, x11\n" |
| 105 | "csel x20, x20, x11, LT\n" |
| 106 | ".inst 0x253c6140 // psel p0.b, p8.b/Z, p10.b[w12, #3]\n" |
| 107 | "add x20, x20, #0x3\n" |
| 108 | ".inst 0xe00a02a3 // ld1b { za0h.b[x12, #3] }, p0/Z, [x21, x10]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 109 | "mov x12, #0x0\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 110 | "lsr x20, x20, #0x2\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 111 | "5:" // Stores: Loop |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 112 | ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
| 113 | ".inst 0xe0bf8120 // st1w { za0v.s[x12] }, p0/Z, [x9, XZR, LSL #2]\n" |
| 114 | ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 115 | ".inst 0xc0828813 // mova z19.s, p2/M, za0v.s[x12]\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 116 | ".inst 0xe0af8124 // st1w { za1v.s[x12] }, p0/Z, [x9, x15, LSL #2]\n" |
| 117 | ".inst 0x25306d21 // psel p1.s, p11.s/Z, p9.s[w12]\n" |
| 118 | ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
| 119 | ".inst 0xc0828891 // mova z17.s, p2/M, za1v.s[x12]\n" |
| 120 | ".inst 0xe0ae8528 // st1w { za2v.s[x12] }, p1/Z, [x9, x14, LSL #2]\n" |
| 121 | ".inst 0xc0828912 // mova z18.s, p2/M, za2v.s[x12]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 122 | "udot z23.s, z19.b, z24.b\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 123 | ".inst 0xe0ad812c // st1w { za3v.s[x12] }, p0/Z, [x9, x13, LSL #2]\n" |
| 124 | ".inst 0xc0828990 // mova z16.s, p2/M, za3v.s[x12]\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 125 | "add x12, x12, #0x1\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 126 | "cmp x12, x20\n" |
| 127 | "udot z22.s, z17.b, z24.b\n" |
| 128 | "udot z21.s, z18.b, z24.b\n" |
| 129 | "addvl x9, x9, #4\n" |
| 130 | "udot z20.s, z16.b, z24.b\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 131 | "blt 5b\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 132 | "incb x28\n" |
| 133 | "whilelt p9.b, x28, %x[width]\n" |
| 134 | "whilelt p8.b, x28, %x[width]\n" |
| 135 | "incb x10\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 136 | "b.any 2b\n" |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 137 | "st1w { z23.s }, p2, [x9]\n" |
| 138 | "st1w { z22.s }, p2, [x9, #1, MUL VL]\n" |
| 139 | "st1w { z21.s }, p2, [x9, #2, MUL VL]\n" |
| 140 | "st1w { z20.s }, p2, [x9, #3, MUL VL]\n" |
| 141 | "addvl x9, x9, #4\n" |
| 142 | "mov %x[out], x9\n" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 143 | ".inst 0xd503467f // SMSTOP\n" |
| 144 | : [out] "+&r" (out) |
| 145 | : [first] "r" (first), [height] "r" (height), [in] "r" (in), [row_offset] "r" (row_offset), [width] "r" (width) |
Michael Tyler | ba20975 | 2022-12-15 12:39:29 +0000 | [diff] [blame^] | 146 | : "cc", "memory", "p0", "p1", "p2", "p3", "p4", "p5", "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15", "x9", "x10", "x11", "x12", "x13", "x14", "x15", "x16", "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" |
Viet-Hoa Do | 03b2971 | 2022-06-01 11:47:14 +0100 | [diff] [blame] | 147 | ); |
| 148 | } |
| 149 | |
| 150 | #endif // defined(__ARM_FEATURE_SVE) |