| /* |
| * Copyright (c) 2021 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 <cstddef> |
| #include <cstdint> |
| |
| #if defined(ARM_COMPUTE_ENABLE_SVE) |
| |
| namespace arm_conv { |
| namespace pooling { |
| |
| void sve_s8_nhwc_max_2x2_s1_output2x2_depthfirst_impl( |
| const unsigned int n_channels, |
| const int8_t *const *const inptrs, |
| int8_t *const *const outptrs, |
| const bool exclude_padding, |
| const unsigned int pad_left, |
| const unsigned int pad_top, |
| const unsigned int pad_right, |
| const unsigned int pad_bottom |
| ) |
| { |
| struct KernelArgs |
| { |
| const uint64_t n_channels; |
| const int8_t *const *const inptrs; |
| int8_t *const *const outptrs; |
| KernelArgs( |
| unsigned int channels, |
| const int8_t *const *input_ptrs, |
| int8_t *const * output_ptrs, |
| bool, unsigned int, unsigned int, unsigned int, unsigned int |
| ) : n_channels(channels), |
| inptrs(input_ptrs), |
| outptrs(output_ptrs) |
| { |
| } |
| }; |
| |
| const KernelArgs args(n_channels, inptrs, outptrs, exclude_padding, |
| pad_left, pad_top, pad_right, pad_bottom); |
| |
| __asm__ __volatile__( |
| "ldr x14, [%x[args], %[offsetof_n_channels]]\n" |
| "ptrue p2.b\n" |
| "ldr x20, [%x[args], %[offsetof_outptrs]]\n" |
| "mov x13, #0x0\n" |
| "ldr x19, [%x[args], %[offsetof_inptrs]]\n" |
| "mov x12, #0x0\n" |
| "ldp x11, x10, [x20, #0x0]\n" |
| "whilelt p1.b, x13, x14\n" |
| "ldp x9, x28, [x20, #0x10]\n" |
| "ldp x27, x26, [x19, #0x0]\n" |
| "ldp x25, x24, [x19, #0x10]\n" |
| "ldp x23, x22, [x19, #0x20]\n" |
| "ldp x21, x20, [x19, #0x30]\n" |
| "ldr x19, [x19, #0x40]\n" |
| "ld1b { z31.b }, p1/Z, [x26, x13]\n" |
| "ld1b { z30.b }, p1/Z, [x23, x13]\n" |
| "ld1b { z29.b }, p1/Z, [x20, x13]\n" |
| "ld1b { z28.b }, p1/Z, [x24, x13]\n" |
| "ld1b { z27.b }, p1/Z, [x27, x13]\n" |
| "ld1b { z26.b }, p1/Z, [x22, x13]\n" |
| "ld1b { z25.b }, p1/Z, [x25, x13]\n" |
| "ld1b { z24.b }, p1/Z, [x21, x13]\n" |
| "ld1b { z23.b }, p1/Z, [x19, x13]\n" |
| "incw x13\n" |
| "whilelt p1.b, x13, x14\n" |
| "b.none 2f\n" |
| "1:" // Vector: Loop |
| "movprfx z22, z31\n smax z22.b, p2/M, z22.b, z30.b\n" |
| "ld1b { z31.b }, p1/Z, [x26, x13]\n" |
| "whilelt p0.b, x12, x14\n" |
| "movprfx z21, z30\n smax z21.b, p2/M, z21.b, z29.b\n" |
| "ld1b { z30.b }, p1/Z, [x23, x13]\n" |
| "movprfx z18, z28\n smax z18.b, p2/M, z18.b, z27.b\n" |
| "ld1b { z29.b }, p1/Z, [x20, x13]\n" |
| "movprfx z17, z26\n smax z17.b, p2/M, z17.b, z25.b\n" |
| "ld1b { z27.b }, p1/Z, [x27, x13]\n" |
| "movprfx z16, z24\n smax z16.b, p2/M, z16.b, z28.b\n" |
| "ld1b { z28.b }, p1/Z, [x24, x13]\n" |
| "movprfx z20, z26\n smax z20.b, p2/M, z20.b, z23.b\n" |
| "ld1b { z26.b }, p1/Z, [x22, x13]\n" |
| "movprfx z19, z22\n smax z19.b, p2/M, z19.b, z18.b\n" |
| "ld1b { z25.b }, p1/Z, [x25, x13]\n" |
| "movprfx z18, z22\n smax z18.b, p2/M, z18.b, z17.b\n" |
| "ld1b { z24.b }, p1/Z, [x21, x13]\n" |
| "movprfx z17, z21\n smax z17.b, p2/M, z17.b, z16.b\n" |
| "ld1b { z23.b }, p1/Z, [x19, x13]\n" |
| "incw x13\n" |
| "movprfx z16, z21\n smax z16.b, p2/M, z16.b, z20.b\n" |
| "st1b { z19.b }, p0, [x11, x12]\n" |
| "whilelt p1.b, x13, x14\n" |
| "st1b { z18.b }, p0, [x10, x12]\n" |
| "st1b { z17.b }, p0, [x9, x12]\n" |
| "st1b { z16.b }, p0, [x28, x12]\n" |
| "incw x12\n" |
| "b.any 1b\n" |
| "2:" // Vector: Tail |
| "movprfx z22, z31\n smax z22.b, p2/M, z22.b, z30.b\n" |
| "whilelt p0.b, x12, x14\n" |
| "movprfx z21, z30\n smax z21.b, p2/M, z21.b, z29.b\n" |
| "movprfx z18, z28\n smax z18.b, p2/M, z18.b, z27.b\n" |
| "movprfx z17, z26\n smax z17.b, p2/M, z17.b, z25.b\n" |
| "movprfx z16, z24\n smax z16.b, p2/M, z16.b, z28.b\n" |
| "movprfx z20, z26\n smax z20.b, p2/M, z20.b, z23.b\n" |
| "movprfx z19, z22\n smax z19.b, p2/M, z19.b, z18.b\n" |
| "st1b { z19.b }, p0, [x11, x12]\n" |
| "movprfx z18, z22\n smax z18.b, p2/M, z18.b, z17.b\n" |
| "movprfx z17, z21\n smax z17.b, p2/M, z17.b, z16.b\n" |
| "st1b { z18.b }, p0, [x10, x12]\n" |
| "movprfx z16, z21\n smax z16.b, p2/M, z16.b, z20.b\n" |
| "st1b { z17.b }, p0, [x9, x12]\n" |
| "st1b { z16.b }, p0, [x28, x12]\n" |
| : |
| : [args] "r" (&args), [offsetof_inptrs] "I" (offsetof(KernelArgs, inptrs)), [offsetof_n_channels] "I" (offsetof(KernelArgs, n_channels)), [offsetof_outptrs] "I" (offsetof(KernelArgs, outptrs)) |
| : "cc", "memory", "p0", "p1", "p2", "x9", "x10", "x11", "x12", "x13", "x14", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28", "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_SVE) |