/* * Copyright (c) 2022-2023 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. */ #include #include #if defined(ARM_COMPUTE_ENABLE_SME) namespace arm_conv { namespace pooling { void sme_u8_nhwc_max_generic_depthfirst_impl( const uint64_t, const uint64_t n_valid_cells, uint64_t n_channels, const uint8_t *const *const inptrs, uint8_t *outptr ) { __asm__ __volatile__( ".inst 0xd503477f // SMSTART ZA\n" "mov x9, #0x0\n" "cntb x28\n" "cntb x27, ALL, MUL #2\n" "cntb x26, ALL, MUL #3\n" "whilelt p4.b, x9, %x[n_channels]\n" "whilelt p3.b, x28, %x[n_channels]\n" "whilelt p2.b, x27, %x[n_channels]\n" "whilelt p1.b, x26, %x[n_channels]\n" "ptrue p0.b\n" "b.none 7f\n" "1:" // 4-vectors of channels "lsr x25, %x[n_valid_cells], #0x2\n" "mov z4.b, #0x0\n" "mov z3.b, #0x0\n" "mov x24, %x[inptrs]\n" "mov z2.b, #0x0\n" "mov z1.b, #0x0\n" "cbz x25, 4f\n" "ldp x23, x22, [x24, #0x0]\n" "subs x25, x25, #0x1\n" "ld1b { z0.b }, p4/Z, [x23, x9]\n" "ldp x21, x20, [x24, #0x10]\n" "add x24, x24, #0x20\n" "ld1b { z31.b }, p4/Z, [x22, x9]\n" "ld1b { z23.b }, p4/Z, [x21, x9]\n" "ld1b { z30.b }, p4/Z, [x20, x9]\n" "ld1b { z18.b }, p3/Z, [x23, x28]\n" "ld1b { z29.b }, p3/Z, [x22, x28]\n" "ld1b { z22.b }, p3/Z, [x21, x28]\n" "ld1b { z28.b }, p3/Z, [x20, x28]\n" "ld1b { z17.b }, p2/Z, [x23, x27]\n" "ld1b { z27.b }, p2/Z, [x22, x27]\n" "ld1b { z21.b }, p2/Z, [x21, x27]\n" "ld1b { z26.b }, p2/Z, [x20, x27]\n" "ld1b { z16.b }, p1/Z, [x23, x26]\n" "ld1b { z25.b }, p1/Z, [x22, x26]\n" "ld1b { z20.b }, p1/Z, [x21, x26]\n" "ld1b { z24.b }, p1/Z, [x20, x26]\n" "beq 3f\n" "2:" // 4-vectors of channels: 4 inputs loop "movprfx z19, z0\n umax z19.b, p0/M, z19.b, z31.b\n" "umax z23.b, p0/M, z23.b, z30.b\n" "ldp x23, x22, [x24, #0x0]\n" "subs x25, x25, #0x1\n" "umax z18.b, p0/M, z18.b, z29.b\n" "umax z22.b, p0/M, z22.b, z28.b\n" "ldp x21, x20, [x24, #0x10]\n" "add x24, x24, #0x20\n" "umax z17.b, p0/M, z17.b, z27.b\n" "umax z21.b, p0/M, z21.b, z26.b\n" "ld1b { z0.b }, p4/Z, [x23, x9]\n" "umax z16.b, p0/M, z16.b, z25.b\n" "umax z20.b, p0/M, z20.b, z24.b\n" "ld1b { z31.b }, p4/Z, [x22, x9]\n" "umax z19.b, p0/M, z19.b, z23.b\n" "umax z18.b, p0/M, z18.b, z22.b\n" "ld1b { z23.b }, p4/Z, [x21, x9]\n" "umax z17.b, p0/M, z17.b, z21.b\n" "umax z16.b, p0/M, z16.b, z20.b\n" "ld1b { z30.b }, p4/Z, [x20, x9]\n" "umax z4.b, p0/M, z4.b, z19.b\n" "umax z3.b, p0/M, z3.b, z18.b\n" "ld1b { z18.b }, p3/Z, [x23, x28]\n" "umax z2.b, p0/M, z2.b, z17.b\n" "umax z1.b, p0/M, z1.b, z16.b\n" "ld1b { z29.b }, p3/Z, [x22, x28]\n" "ld1b { z22.b }, p3/Z, [x21, x28]\n" "ld1b { z28.b }, p3/Z, [x20, x28]\n" "ld1b { z17.b }, p2/Z, [x23, x27]\n" "ld1b { z27.b }, p2/Z, [x22, x27]\n" "ld1b { z21.b }, p2/Z, [x21, x27]\n" "ld1b { z26.b }, p2/Z, [x20, x27]\n" "ld1b { z16.b }, p1/Z, [x23, x26]\n" "ld1b { z25.b }, p1/Z, [x22, x26]\n" "ld1b { z20.b }, p1/Z, [x21, x26]\n" "ld1b { z24.b }, p1/Z, [x20, x26]\n" "bgt 2b\n" "3:" // 4-vectors of channels: 4 inputs tail "movprfx z19, z0\n umax z19.b, p0/M, z19.b, z31.b\n" "umax z23.b, p0/M, z23.b, z30.b\n" "umax z18.b, p0/M, z18.b, z29.b\n" "umax z22.b, p0/M, z22.b, z28.b\n" "umax z17.b, p0/M, z17.b, z27.b\n" "umax z21.b, p0/M, z21.b, z26.b\n" "umax z16.b, p0/M, z16.b, z25.b\n" "umax z20.b, p0/M, z20.b, z24.b\n" "umax z19.b, p0/M, z19.b, z23.b\n" "umax z18.b, p0/M, z18.b, z22.b\n" "umax z17.b, p0/M, z17.b, z21.b\n" "umax z16.b, p0/M, z16.b, z20.b\n" "umax z4.b, p0/M, z4.b, z19.b\n" "umax z3.b, p0/M, z3.b, z18.b\n" "umax z2.b, p0/M, z2.b, z17.b\n" "umax z1.b, p0/M, z1.b, z16.b\n" "4:" // 4-vectors of channels: After loop "ands x21, %x[n_valid_cells], #0x3\n" "beq 6f\n" "5:" // 4-vectors of channels: Single input loop "ldr x20, [x24], #0x8\n" "ld1b { z16.b }, p4/Z, [x20, x9]\n" "subs x21, x21, #0x1\n" "umax z4.b, p0/M, z4.b, z16.b\n" "ld1b { z16.b }, p3/Z, [x20, x28]\n" "umax z3.b, p0/M, z3.b, z16.b\n" "ld1b { z16.b }, p2/Z, [x20, x27]\n" "umax z2.b, p0/M, z2.b, z16.b\n" "ld1b { z16.b }, p1/Z, [x20, x26]\n" "umax z1.b, p0/M, z1.b, z16.b\n" "bgt 5b\n" "6:" // 4-vectors of channels: Single input loop: End "st1b { z4.b }, p4, [%x[outptr], x9]\n" "incb x9, ALL, MUL #4\n" "st1b { z3.b }, p3, [%x[outptr], x28]\n" "incb x28, ALL, MUL #4\n" "st1b { z2.b }, p2, [%x[outptr], x27]\n" "incb x27, ALL, MUL #4\n" "st1b { z1.b }, p1, [%x[outptr], x26]\n" "incb x26, ALL, MUL #4\n" "whilelt p1.b, x26, %x[n_channels]\n" "b.any 1b\n" "7:" // Single vector of channels "whilelt p4.b, x9, %x[n_channels]\n" "b.none 14f\n" "8:" // Single vector of channels: Loop "lsr x25, %x[n_valid_cells], #0x2\n" "mov z4.b, #0x0\n" "mov x24, %x[inptrs]\n" "cbz x25, 11f\n" "ldp x20, x22, [x24, #0x0]\n" "subs x25, x25, #0x1\n" "ld1b { z0.b }, p4/Z, [x20, x9]\n" "ldp x21, x20, [x24, #0x10]\n" "add x24, x24, #0x20\n" "ld1b { z31.b }, p4/Z, [x22, x9]\n" "ld1b { z23.b }, p4/Z, [x21, x9]\n" "ld1b { z30.b }, p4/Z, [x20, x9]\n" "beq 10f\n" "9:" // Single vector of channels: Loop: 4 inputs loop "movprfx z16, z0\n umax z16.b, p0/M, z16.b, z31.b\n" "movprfx z17, z23\n umax z17.b, p0/M, z17.b, z30.b\n" "ldp x23, x22, [x24, #0x0]\n" "subs x25, x25, #0x1\n" "umax z16.b, p0/M, z16.b, z17.b\n" "ldp x21, x20, [x24, #0x10]\n" "umax z4.b, p0/M, z4.b, z16.b\n" "add x24, x24, #0x20\n" "ld1b { z0.b }, p4/Z, [x23, x9]\n" "ld1b { z31.b }, p4/Z, [x22, x9]\n" "ld1b { z23.b }, p4/Z, [x21, x9]\n" "ld1b { z30.b }, p4/Z, [x20, x9]\n" "bgt 9b\n" "10:" // Single vector of channels: Loop: 4 inputs tail "movprfx z16, z0\n umax z16.b, p0/M, z16.b, z31.b\n" "movprfx z17, z23\n umax z17.b, p0/M, z17.b, z30.b\n" "umax z16.b, p0/M, z16.b, z17.b\n" "umax z4.b, p0/M, z4.b, z16.b\n" "11:" // Single vector of channels: Loop: After loop "ands x21, %x[n_valid_cells], #0x3\n" "beq 13f\n" "12:" // Single vector of channels: Loop: Single input loop "ldr x20, [x24], #0x8\n" "ld1b { z16.b }, p4/Z, [x20, x9]\n" "subs x21, x21, #0x1\n" "umax z4.b, p0/M, z4.b, z16.b\n" "bgt 12b\n" "13:" // Single vector of channels: Loop: Single input loop: End "st1b { z4.b }, p4, [%x[outptr], x9]\n" "incb x9\n" "whilelt p4.b, x9, %x[n_channels]\n" "b.any 8b\n" "14:" // End ".inst 0xd503467f // SMSTOP\n" : : [inptrs] "r" (inptrs), [n_channels] "r" (n_channels), [n_valid_cells] "r" (n_valid_cells), [outptr] "r" (outptr) : "cc", "memory", "p0", "p1", "p2", "p3", "p4", "p5", "p6", "p7", "p8", "p9", "p10", "p11", "p12", "p13", "p14", "p15", "x9", "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" ); } } // namespace pooling } // namespace arm_conv #endif // defined(ARM_COMPUTE_ENABLE_SME)