| /* |
| * Copyright (c) 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_FEATURE_SVE) |
| |
| template <> |
| void interleave_block<1, 2, VLType::SME, false>( |
| __fp16 * &out, const __fp16 * const *in, |
| size_t width, size_t height, size_t row_offset, bool |
| ) |
| { |
| __asm__ __volatile__( |
| ".inst 0xd503477f // SMSTART ZA\n" |
| "mov x22, %x[width]\n" |
| "mov x21, %x[width]\n" |
| "cnth x20\n" |
| "inch x22\n" |
| "sub x11, x20, #0x1\n" |
| "sub x22, x22, #0x1\n" |
| "ands x11, x21, x11\n" |
| "cntw x10\n" |
| "udiv x22, x22, x20\n" // n_passes = ceildiv(width, VL<T>) |
| "csel x11, x11, x20, NE\n" |
| "sub x9, x22, #0x1\n" |
| "add x11, x11, #0x1\n" |
| "sub x28, x10, #0x2\n" |
| "lsl x20, %x[height], #0x1\n" // height * 2 |
| "mov x27, #0x0\n" |
| "mov x26, %x[in]\n" |
| "lsr x9, x9, #0x1\n" // n_loops = (n_passes - 1) / 2 |
| "and x25, x22, #0x1\n" // odd_tail = bool(n_passes & 0x1) |
| "ldr x24, [x26, #0x0]\n" |
| "lsr x11, x11, #0x1\n" |
| "ptrue p11.s\n" |
| "ldr x23, [x26, #0x8]\n" |
| "whilelt p10.h, XZR, x20\n" |
| "mov x22, %x[row_offset]\n" |
| "mov x21, %x[out]\n" |
| "whilelt p9.h, x27, %x[width]\n" |
| "whilelt p8.h, x27, %x[width]\n" |
| "add x26, x26, #0x10\n" |
| "mov x12, #0x0\n" |
| "cbz x28, 2f\n" |
| "1:" // K loop: Charge: Loop |
| ".inst 0x25286143 // psel p3.h, p8.h/Z, p10.h[w12]\n" |
| ".inst 0x25686142 // psel p2.h, p8.h/Z, p10.h[w12, #2]\n" |
| ".inst 0xe0560f00 // ld1h { za0h.h[x12] }, p3/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| ".inst 0xe0560ae2 // ld1h { za0h.h[x12, #2] }, p2/Z, [x23, x22, LSL #1]\n" |
| "add x12, x12, #0x4\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "cmp x12, x28, LSL #1\n" |
| "blt 1b\n" |
| "2:" // K loop: Charge: End |
| ".inst 0x25286141 // psel p1.h, p8.h/Z, p10.h[w12]\n" |
| ".inst 0x25686140 // psel p0.h, p8.h/Z, p10.h[w12, #2]\n" |
| "mov x26, %x[in]\n" |
| "inch x27\n" |
| ".inst 0xe0560700 // ld1h { za0h.h[x12] }, p1/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| ".inst 0xe05602e2 // ld1h { za0h.h[x12, #2] }, p0/Z, [x23, x22, LSL #1]\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "inch x22\n" |
| "cbz x9, 8f\n" |
| "mov x20, x9\n" |
| "3:" // K loop: Main loop |
| "whilelt p8.h, x27, %x[width]\n" |
| "mov x15, #0x0\n" |
| "mov x14, #0x0\n" |
| "cbz x28, 5f\n" |
| "4:" // K loop: Main loop: First: Loop |
| ".inst 0x253b6143 // psel p3.h, p8.h/Z, p10.h[w15, #1]\n" |
| ".inst 0x257b6142 // psel p2.h, p8.h/Z, p10.h[w15, #3]\n" |
| ".inst 0x252a6d21 // psel p1.h, p11.h/Z, p9.h[w14]\n" |
| ".inst 0x253a6d20 // psel p0.h, p11.h/Z, p9.h[w14, #1]\n" |
| ".inst 0xe0566f01 // ld1h { za0h.h[x15, #1] }, p3/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| ".inst 0xe0566ae3 // ld1h { za0h.h[x15, #3] }, p2/Z, [x23, x22, LSL #1]\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "add x15, x15, #0x4\n" |
| ".inst 0xe0bfc6a0 // st1w { za0v.s[x14] }, p1/Z, [x21, XZR, LSL #2]\n" |
| ".inst 0xe0aac2a1 // st1w { za0v.s[x14, #1] }, p0/Z, [x21, x10, LSL #2]\n" |
| "add x14, x14, #0x2\n" |
| "addvl x21, x21, #2\n" |
| "cmp x14, x28\n" |
| "blt 4b\n" |
| "5:" // K loop: Main loop: First: Tail |
| ".inst 0x253b6143 // psel p3.h, p8.h/Z, p10.h[w15, #1]\n" |
| ".inst 0x257b6142 // psel p2.h, p8.h/Z, p10.h[w15, #3]\n" |
| ".inst 0x252a6d21 // psel p1.h, p11.h/Z, p9.h[w14]\n" |
| ".inst 0x253a6d20 // psel p0.h, p11.h/Z, p9.h[w14, #1]\n" |
| "mov x26, %x[in]\n" |
| "whilelt p9.h, x27, %x[width]\n" |
| ".inst 0xe0566f01 // ld1h { za0h.h[x15, #1] }, p3/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| "inch x27\n" |
| "mov x13, #0x0\n" |
| "whilelt p8.h, x27, %x[width]\n" |
| "mov x12, #0x0\n" |
| ".inst 0xe0566ae3 // ld1h { za0h.h[x15, #3] }, p2/Z, [x23, x22, LSL #1]\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "inch x22\n" |
| ".inst 0xe0bfc6a0 // st1w { za0v.s[x14] }, p1/Z, [x21, XZR, LSL #2]\n" |
| ".inst 0xe0aac2a1 // st1w { za0v.s[x14, #1] }, p0/Z, [x21, x10, LSL #2]\n" |
| "addvl x21, x21, #2\n" |
| "cbz x28, 7f\n" |
| "6:" // K loop: Main loop: Second: Loop |
| ".inst 0x25296143 // psel p3.h, p8.h/Z, p10.h[w13]\n" |
| ".inst 0x25696142 // psel p2.h, p8.h/Z, p10.h[w13, #2]\n" |
| ".inst 0x25286d21 // psel p1.h, p11.h/Z, p9.h[w12]\n" |
| ".inst 0x25386d20 // psel p0.h, p11.h/Z, p9.h[w12, #1]\n" |
| ".inst 0xe0562f00 // ld1h { za0h.h[x13] }, p3/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| ".inst 0xe0562ae2 // ld1h { za0h.h[x13, #2] }, p2/Z, [x23, x22, LSL #1]\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "add x13, x13, #0x4\n" |
| ".inst 0xe0bf86a8 // st1w { za2v.s[x12] }, p1/Z, [x21, XZR, LSL #2]\n" |
| ".inst 0xe0aa82a9 // st1w { za2v.s[x12, #1] }, p0/Z, [x21, x10, LSL #2]\n" |
| "add x12, x12, #0x2\n" |
| "addvl x21, x21, #2\n" |
| "cmp x12, x28\n" |
| "blt 6b\n" |
| "7:" // K loop: Main loop: Second: Tail |
| ".inst 0x25296143 // psel p3.h, p8.h/Z, p10.h[w13]\n" |
| ".inst 0x25696142 // psel p2.h, p8.h/Z, p10.h[w13, #2]\n" |
| ".inst 0x25286d21 // psel p1.h, p11.h/Z, p9.h[w12]\n" |
| ".inst 0x25386d20 // psel p0.h, p11.h/Z, p9.h[w12, #1]\n" |
| "mov x26, %x[in]\n" |
| "whilelt p9.h, x27, %x[width]\n" |
| ".inst 0xe0562f00 // ld1h { za0h.h[x13] }, p3/Z, [x24, x22, LSL #1]\n" |
| "ldr x24, [x26, #0x0]\n" |
| "subs x20, x20, #0x1\n" |
| "inch x27\n" |
| ".inst 0xe0562ae2 // ld1h { za0h.h[x13, #2] }, p2/Z, [x23, x22, LSL #1]\n" |
| "ldr x23, [x26, #0x8]\n" |
| "add x26, x26, #0x10\n" |
| "inch x22\n" |
| ".inst 0xe0bf86a8 // st1w { za2v.s[x12] }, p1/Z, [x21, XZR, LSL #2]\n" |
| ".inst 0xe0aa82a9 // st1w { za2v.s[x12, #1] }, p0/Z, [x21, x10, LSL #2]\n" |
| "addvl x21, x21, #2\n" |
| "bgt 3b\n" |
| "8:" // K loop: Tails |
| "cbnz x25, 11f\n" |
| "mov x26, %x[in]\n" |
| "whilelt p8.h, x27, %x[width]\n" |
| "mov x13, #0x0\n" |
| "mov x12, #0x0\n" |
| "9:" // K loop: Tails: Even: First |
| ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
| ".inst 0x25396143 // psel p3.h, p8.h/Z, p10.h[w13, #1]\n" |
| ".inst 0xe0bf82a0 // st1w { za0v.s[x12] }, p0/Z, [x21, XZR, LSL #2]\n" |
| "ldr x24, [x26, #0x0]\n" |
| "add x12, x12, #0x1\n" |
| "add x26, x26, #0x8\n" |
| "cmp x12, x10\n" |
| "addvl x21, x21, #1\n" |
| ".inst 0xe0562f01 // ld1h { za0h.h[x13, #1] }, p3/Z, [x24, x22, LSL #1]\n" |
| "add x13, x13, #0x2\n" |
| "blt 9b\n" |
| "whilelt p9.h, x27, %x[width]\n" |
| "whilelt p8.h, x27, %x[width]\n" |
| "mov x20, #0x0\n" |
| "mov x12, #0x0\n" |
| "10:" // K loop: Tails: Even: Second |
| ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
| "add x20, x20, #0x2\n" |
| ".inst 0xe0bf82a8 // st1w { za2v.s[x12] }, p0/Z, [x21, XZR, LSL #2]\n" |
| "add x12, x12, #0x1\n" |
| "addvl x21, x21, #1\n" |
| "cmp x12, x11\n" |
| "blt 10b\n" |
| "whilelt p9.h, x27, %x[width]\n" |
| "b 13f\n" |
| "11:" // K loop: Tails: Odd |
| "mov x12, #0x0\n" |
| "12:" // K loop: Tails: Odd: Loop |
| ".inst 0x25306d20 // psel p0.s, p11.s/Z, p9.s[w12]\n" |
| ".inst 0xe0bf82a0 // st1w { za0v.s[x12] }, p0/Z, [x21, XZR, LSL #2]\n" |
| "add x12, x12, #0x1\n" |
| "cmp x12, x11\n" |
| "addvl x21, x21, #1\n" |
| "blt 12b\n" |
| "13:" // K loop: End |
| "mov %x[out], x21\n" |
| ".inst 0xd503467f // SMSTOP\n" |
| : [out] "+&r" (out) |
| : [height] "r" (height), [in] "r" (in), [row_offset] "r" (row_offset), [width] "r" (width) |
| : "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", "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" |
| ); |
| } |
| |
| #endif // defined(__ARM_FEATURE_SVE) |