blob: 874fc797a43f720233fb4e5be00e07389ded803c [file] [log] [blame]
/*
* Copyright (c) 2022 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, 1, VLType::SME, false>(
float * &out, const float * const *in,
size_t width, size_t height, size_t row_offset, bool first
)
{
ARM_COMPUTE_UNUSED(first);
__asm__ __volatile__(
".inst 0xd503477f // SMSTART ZA\n"
"cntw x10\n"
"mov x19, %x[width]\n"
"incw x19\n"
"sub x19, x19, #0x1\n"
"udiv x19, x19, x10\n" // n_passes = ceildiv(width, VL<T>)
"sub x9, x19, #0x1\n"
"lsr x9, x9, #0x1\n" // n_loops = (n_passes - 1) / 2
"and x28, x19, #0x1\n" // odd_tail = bool(n_passes & 0x1)
"mov x19, %x[width]\n"
"sub x27, x10, #0x1\n"
"ands x27, x19, x27\n"
"csel x27, x27, x10, NE\n"
"sub x26, x10, #0x2\n"
"ptrue p11.s\n"
"whilelt p10.s, XZR, %x[height]\n"
"mov x25, %x[row_offset]\n"
"mov x24, %x[out]\n"
"mov x23, #0x0\n"
"whilelt p9.s, x23, %x[width]\n"
"whilelt p8.s, x23, %x[width]\n"
"mov x22, %x[in]\n"
"ldr x21, [x22, #0x0]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
"mov x12, #0x0\n"
"cbz x26, 2f\n"
"1:" // K loop: Charge: Loop
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a0 // ld1w { za0h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe0990281 // ld1w { za0h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
"add x12, x12, #0x2\n"
"cmp x12, x26\n"
"blt 1b\n"
"2:" // K loop: Charge: End
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a0 // ld1w { za0h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"mov x22, %x[in]\n"
".inst 0xe0990281 // ld1w { za0h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x21, [x22, #0x0]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
"incw x25\n"
"incw x23\n"
"cbz x9, 8f\n"
"mov x19, x9\n"
"3:" // K loop: Main loop
"whilelt p8.s, x23, %x[width]\n"
"mov x12, #0x0\n"
"cbz x26, 5f\n"
"4:" // K loop: Main loop: First: Loop
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a8 // ld1w { za2h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe0990289 // ld1w { za2h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8300 // st1w { za0v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
".inst 0x25706d20 // dup p0.s, p11.s/Z, p9.s[w12, #1]\n"
".inst 0xe0aa8301 // st1w { za0v.s[x12, #1] }, p0/Z, [x24, x10, LSL #2]\n"
"addvl x24, x24, #2\n"
"add x12, x12, #0x2\n"
"cmp x12, x26\n"
"blt 4b\n"
"5:" // K loop: Main loop: First: Tail
"mov x22, %x[in]\n"
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a8 // ld1w { za2h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe0990289 // ld1w { za2h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8300 // st1w { za0v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
".inst 0x25706d20 // dup p0.s, p11.s/Z, p9.s[w12, #1]\n"
"whilelt p9.s, x23, %x[width]\n"
".inst 0xe0aa8301 // st1w { za0v.s[x12, #1] }, p0/Z, [x24, x10, LSL #2]\n"
"addvl x24, x24, #2\n"
"incw x23\n"
"incw x25\n"
"whilelt p8.s, x23, %x[width]\n"
"mov x12, #0x0\n"
"cbz x26, 7f\n"
"6:" // K loop: Main loop: Second: Loop
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a0 // ld1w { za0h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe0990281 // ld1w { za0h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8308 // st1w { za2v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
".inst 0x25706d20 // dup p0.s, p11.s/Z, p9.s[w12, #1]\n"
".inst 0xe0aa8309 // st1w { za2v.s[x12, #1] }, p0/Z, [x24, x10, LSL #2]\n"
"addvl x24, x24, #2\n"
"add x12, x12, #0x2\n"
"cmp x12, x26\n"
"blt 6b\n"
"7:" // K loop: Main loop: Second: Tail
"mov x22, %x[in]\n"
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
".inst 0xe09902a0 // ld1w { za0h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
".inst 0x25706140 // dup p0.s, p8.s/Z, p10.s[w12, #1]\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe0990281 // ld1w { za0h.s[x12, #1] }, p0/Z, [x20, x25, LSL #2]\n"
"ldr x20, [x22, #0x8]\n"
"add x22, x22, #0x10\n"
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8308 // st1w { za2v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
".inst 0x25706d20 // dup p0.s, p11.s/Z, p9.s[w12, #1]\n"
"whilelt p9.s, x23, %x[width]\n"
".inst 0xe0aa8309 // st1w { za2v.s[x12, #1] }, p0/Z, [x24, x10, LSL #2]\n"
"addvl x24, x24, #2\n"
"incw x23\n"
"incw x25\n"
"subs x19, x19, #0x1\n"
"bgt 3b\n"
"8:" // K loop: Tails
"cbnz x28, 11f\n"
"mov x22, %x[in]\n"
"whilelt p8.s, x23, %x[width]\n"
"mov x12, #0x0\n"
"9:" // K loop: Tails: Even: First
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8300 // st1w { za0v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
".inst 0x25306140 // dup p0.s, p8.s/Z, p10.s[w12]\n"
"addvl x24, x24, #1\n"
"ldr x21, [x22, #0x0]\n"
".inst 0xe09902a8 // ld1w { za2h.s[x12] }, p0/Z, [x21, x25, LSL #2]\n"
"add x22, x22, #0x8\n"
"add x12, x12, #0x1\n"
"cmp x12, x10\n"
"blt 9b\n"
"whilelt p9.s, x23, %x[width]\n"
"whilelt p8.s, x23, %x[width]\n"
"mov x12, #0x0\n"
"10:" // K loop: Tails: Even: Second
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8308 // st1w { za2v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
"addvl x24, x24, #1\n"
"add x12, x12, #0x1\n"
"cmp x12, x27\n"
"blt 10b\n"
"whilelt p9.s, x23, %x[width]\n"
"b 13f\n"
"11:" // K loop: Tails: Odd
"mov x12, #0x0\n"
"12:" // K loop: Tails: Odd: Loop
".inst 0x25306d20 // dup p0.s, p11.s/Z, p9.s[w12]\n"
".inst 0xe0bf8300 // st1w { za0v.s[x12] }, p0/Z, [x24, XZR, LSL #2]\n"
"addvl x24, x24, #1\n"
"add x12, x12, #0x1\n"
"cmp x12, x27\n"
"blt 12b\n"
"13:" // K loop: End
"mov %x[out], x24\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", "p8", "p9", "p10", "p11", "x9", "x10", "x12", "x19", "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)