From eb82fd2aa786715c3b6a941dc6d6deac4ce8e2a0 Mon Sep 17 00:00:00 2001 From: Pablo Tello Date: Fri, 23 Feb 2018 13:43:50 +0000 Subject: COMPMID-881: RSH new arm_gemm interface. Change-Id: I1e2a1a77097d8017c274af3f97eba6964f80f5fa Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/122592 Tested-by: Jenkins Reviewed-by: Anthony Barbier --- .../transforms/a32_interleave_6way_32bit.hpp | 152 +++++++++++++++++++++ 1 file changed, 152 insertions(+) create mode 100644 src/core/NEON/kernels/arm_gemm/transforms/a32_interleave_6way_32bit.hpp (limited to 'src/core/NEON/kernels/arm_gemm/transforms/a32_interleave_6way_32bit.hpp') diff --git a/src/core/NEON/kernels/arm_gemm/transforms/a32_interleave_6way_32bit.hpp b/src/core/NEON/kernels/arm_gemm/transforms/a32_interleave_6way_32bit.hpp new file mode 100644 index 0000000000..f09e5a0e78 --- /dev/null +++ b/src/core/NEON/kernels/arm_gemm/transforms/a32_interleave_6way_32bit.hpp @@ -0,0 +1,152 @@ +/* + * Copyright (c) 2017-2018 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. + */ +#pragma once + +#ifdef __arm__ + +#include + +#include "../asmlib.hpp" + +template <> +template +inline void TransformImpl<6, 1, false, 4, 4>::Transform(T *out, const T *in, int ldin, int y0, int ymax, int k0, int kmax) +{ + uint32_t *outptr = reinterpret_cast(out); + const uint32_t *inptr = reinterpret_cast(in); + + uint32_t zerobuff[8]; + + for(int y = y0; y < ymax; y += 6) + { + const uint32_t *inptr0 = inptr + y * ldin + k0; + const uint32_t *inptr1 = inptr0 + ldin; + const uint32_t *inptr2 = inptr1 + ldin; + const uint32_t *inptr3 = inptr2 + ldin; + const uint32_t *inptr4 = inptr3 + ldin; + const uint32_t *inptr5 = inptr4 + ldin; + + //prefetch_2x(inptr0); + //prefetch_2x(inptr1); + //prefetch_2x(inptr2); + //prefetch_2x(inptr3); + //prefetch_2x(inptr4); + //prefetch_2x(inptr5); + + int x = (kmax - k0); + for(; x > 7; x -= 8) + { + /* Cope with ragged cases by copying from a buffer of zeroes instead */ + if((y + 5) >= ymax) + { + switch((y + 5) - ymax) + { + /* Everything falls through in here */ + case 4: + inptr1 = zerobuff; + case 3: + inptr2 = zerobuff; + case 2: + inptr3 = zerobuff; + case 1: + inptr4 = zerobuff; + case 0: + inptr5 = zerobuff; + default: + break; + } + } + + __asm __volatile( + // Load up 8 elements (2 vectors) from each of 8 sources. + "VLD1.32 {d0-d3}, [%[inptr0]]!\n" // q0=A0A1A2A3 + "VLD1.32 {d4-d7}, [%[inptr1]]!\n" // q2=B0B1B2B3 + "VLD1.32 {d8-d11}, [%[inptr2]]!\n" // q4=C0C1C2C3 + "VZIP.32 q0, q4\n" // q0=A0C0A1C1, q4 = A2C2A3C3 + "VLD1.32 {d12-d15}, [%[inptr3]]!\n" // q6=D0D1D2D3 + "VZIP.32 q2, q6\n" // q2=B0D0B1D1, q6 = B2D2B3D3 + "VLD1.32 {d16-d19}, [%[inptr4]]!\n" + "VLD1.32 {d20-d23}, [%[inptr5]]!\n" + "VZIP.32 q8, q10\n" // q8=E0F0E1F1, q10 = E2F2E3F3 + ASM_PREFETCH("[%[inptr0], #128]") + "VZIP.32 q0, q2\n" // q0 = A0B0C0D0, q2 = A1B1C1D1 + + // Store first elements + "VST1.32 {d0-d1}, [%[outptr]]!\n" + "VST1.32 {d16}, [%[outptr]]!\n" + + "VZIP.32 q4, q6\n" // q4 = A2B2C2D2, q6 = A3B3C3D3 + + // Store second elements + "VST1.32 {d4-d5}, [%[outptr]]!\n" + "VZIP.32 q1, q5\n" ASM_PREFETCH("[%[inptr1], #128]") + "VST1.32 {d17}, [%[outptr]]!\n" + "VZIP.32 q3, q7\n" + + // Store third elements + "VZIP.32 q9, q11\n" + "VST1.32 {d8-d9}, [%[outptr]]!\n" + "VZIP.32 q1, q3\n" ASM_PREFETCH("[%[inptr2], #128]") + "VST1.32 {d20}, [%[outptr]]!\n" + + // Store fourth elements + "VZIP.32 q5, q7\n" + "VST1.32 {d12-d13}, [%[outptr]]!\n" ASM_PREFETCH("[%[inptr3], #128]") + "VST1.32 {d21}, [%[outptr]]!\n" + + // Fifth + "VST1.32 {d2-d3}, [%[outptr]]!\n" ASM_PREFETCH("[%[inptr4], #128]") + "VST1.32 {d18}, [%[outptr]]!\n" + + // Sixth + "VST1.32 {d6-d7}, [%[outptr]]!\n" ASM_PREFETCH("[%[inptr5], #128]") + "VST1.32 {d19}, [%[outptr]]!\n" + + // Seventh + "VST1.32 {d10-d11}, [%[outptr]]!\n" + "VST1.32 {d22}, [%[outptr]]!\n" + + // Eighth + "VST1.32 {d14-d15}, [%[outptr]]!\n" + "VST1.32 {d23}, [%[outptr]]!\n" + + : [inptr0] "+r"(inptr0), [inptr1] "+r"(inptr1), [inptr2] "+r"(inptr2), [inptr3] "+r"(inptr3), + [inptr4] "+r"(inptr4), [inptr5] "+r"(inptr5), [outptr] "+r"(outptr) + : + : "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", "q8", "q9", "q10", "q11", "q12"); + } + + for(; x > 0; x--) + { + *outptr++ = *inptr0++; + *outptr++ = *inptr1++; + *outptr++ = *inptr2++; + *outptr++ = *inptr3++; + *outptr++ = *inptr4++; + *outptr++ = *inptr5++; + } + } +} + +#endif // __arm__ -- cgit v1.2.1