diff options
Diffstat (limited to 'src/core/NEON/kernels/arm_gemm/transforms/a64_interleave_8way_half_to_float.hpp')
-rw-r--r-- | src/core/NEON/kernels/arm_gemm/transforms/a64_interleave_8way_half_to_float.hpp | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/src/core/NEON/kernels/arm_gemm/transforms/a64_interleave_8way_half_to_float.hpp b/src/core/NEON/kernels/arm_gemm/transforms/a64_interleave_8way_half_to_float.hpp deleted file mode 100644 index a342d6c3d1..0000000000 --- a/src/core/NEON/kernels/arm_gemm/transforms/a64_interleave_8way_half_to_float.hpp +++ /dev/null @@ -1,207 +0,0 @@ -/* - * Copyright (c) 2017-2020 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 - -#if defined(__aarch64__) && defined(__ARM_FP16_ARGS) - -#include <arm_neon.h> - -#include "../asmlib.hpp" - -template<> -template<> -inline void TransformImpl<8, 1, false, 4, 2, false>::Transform(float *out, const __fp16 *in, int ldin, int y0, int ymax, int k0, int kmax) { - float *outptr = out; - const __fp16 *inptr = in; - bool first = true; - - __fp16 zerobuff[16] = { 0 }; // 8 for asm loop plus up to 7 for overflow loop - - for (int y=y0; y<ymax; y+=8) { - const __fp16 *inptr0 = inptr + y * ldin + k0; - const __fp16 *inptr1 = inptr0 + ldin; - const __fp16 *inptr2 = inptr1 + ldin; - const __fp16 *inptr3 = inptr2 + ldin; - const __fp16 *inptr4 = inptr3 + ldin; - const __fp16 *inptr5 = inptr4 + ldin; - const __fp16 *inptr6 = inptr5 + ldin; - const __fp16 *inptr7 = inptr6 + ldin; - - prefetch_2x(inptr0); - prefetch_2x(inptr1); - prefetch_2x(inptr2); - prefetch_2x(inptr3); - prefetch_2x(inptr4); - prefetch_2x(inptr5); - prefetch_2x(inptr6); - prefetch_2x(inptr7); - - int x=(kmax-k0); - for (;(x>7) || first;x-=8) { - /* Cope with ragged cases by copying from a buffer of zeroes instead */ - /* 'first' forces this to always run at least once, needed if the total size is <=7. */ - if ((y + 7) >= ymax) { - switch ((y + 7) - ymax) { - case 6: - inptr1 = zerobuff; - // fall through - case 5: - inptr2 = zerobuff; - // fall through - case 4: - inptr3 = zerobuff; - // fall through - case 3: - inptr4 = zerobuff; - // fall through - case 2: - inptr5 = zerobuff; - // fall through - case 1: - inptr6 = zerobuff; - // fall through - case 0: - inptr7 = zerobuff; - break; - - default: - UNREACHABLE("Impossible."); - } - } - - if (first) { - if (x<=7) { - break; - } - - first = false; - } - - __asm __volatile ( - // Load up 8 elements (2 vectors) from each of 8 sources. - "LDR q0, [%[inptr0]], #16\n" - "LDR q2, [%[inptr1]], #16\n" - "FCVTL2 v1.4s, v0.8h\n" - "FCVTL v0.4s, v0.4h\n" - "LDR q4, [%[inptr2]], #16\n" // q4=C0C1C2C3 - "FCVTL2 v3.4s, v2.8h\n" - "FCVTL v2.4s, v2.4h\n" - "FCVTL2 v5.4s, v4.8h\n" - "FCVTL v4.4s, v4.4h\n" - "ZIP1 v16.4s, v0.4s, v4.4s\n" // q16=A0C0A1C1 - ASM_PREFETCH("[%[inptr0], #128]") - "LDR q6, [%[inptr3]], #16\n" // q6=D0D1D2D3 - "FCVTL2 v7.4s, v6.8h\n" - "FCVTL v6.4s, v6.4h\n" - "ZIP1 v17.4s, v2.4s, v6.4s\n" // q17=B0D0B1D1 - "LDR q8, [%[inptr4]], #16\n" - "LDR q10, [%[inptr5]], #16\n" - "FCVTL2 v9.4s, v8.8h\n" - "FCVTL v8.4s, v8.4h\n" - ASM_PREFETCH("[%[inptr1], #128]") - "LDR q12, [%[inptr6]], #16\n" - "FCVTL2 v11.4s, v10.8h\n" - "FCVTL v10.4s, v10.4h\n" - "FCVTL2 v13.4s, v12.8h\n" - "FCVTL v12.4s, v12.4h\n" - "ZIP1 v18.4s, v8.4s, v12.4s\n" - "LDR q14, [%[inptr7]], #16\n" - "FCVTL2 v15.4s, v14.8h\n" - "FCVTL v14.4s, v14.4h\n" - "ZIP1 v19.4s, v10.4s, v14.4s\n" - - ASM_PREFETCH("[%[inptr2], #128]") - "ZIP1 v20.4s, v16.4s, v17.4s\n" // q20=A0B0C0D0 - "ZIP1 v21.4s, v18.4s, v19.4s\n" - "ZIP2 v22.4s, v16.4s, v17.4s\n" - "ZIP2 v23.4s, v18.4s, v19.4s\n" - ASM_PREFETCH("[%[inptr3], #128]") - - "ZIP2 v16.4s, v0.4s, v4.4s\n" - "ZIP2 v17.4s, v2.4s, v6.4s\n" - "STP q20, q21, [%[outptr]], #32\n" // Write back the first element of each source - - "ZIP2 v18.4s, v8.4s, v12.4s\n" - ASM_PREFETCH("[%[inptr4], #128]") - "ZIP2 v19.4s, v10.4s, v14.4s\n" - "STP q22, q23, [%[outptr]], #32\n" // Write back the second element of each source - - "ZIP1 v20.4s, v16.4s, v17.4s\n" - "ZIP1 v21.4s, v18.4s, v19.4s\n" - ASM_PREFETCH("[%[inptr5], #128]") - "ZIP2 v22.4s, v16.4s, v17.4s\n" - "ZIP2 v23.4s, v18.4s, v19.4s\n" - - "ZIP1 v16.4s, v1.4s, v5.4s\n" - "ZIP1 v17.4s, v3.4s, v7.4s\n" - ASM_PREFETCH("[%[inptr6], #128]") - "STP q20, q21, [%[outptr]], #32\n" // Third element - - "ZIP1 v18.4s, v9.4s, v13.4s\n" - "ZIP1 v19.4s, v11.4s, v15.4s\n" - "STP q22, q23, [%[outptr]], #32\n" // Fourth element - ASM_PREFETCH("[%[inptr7], #128]") - - "ZIP1 v20.4s, v16.4s, v17.4s\n" - "ZIP1 v21.4s, v18.4s, v19.4s\n" - "ZIP2 v22.4s, v16.4s, v17.4s\n" - "ZIP2 v23.4s, v18.4s, v19.4s\n" - - "ZIP2 v16.4s, v1.4s, v5.4s\n" - "ZIP2 v17.4s, v3.4s, v7.4s\n" - "STP q20, q21, [%[outptr]], #32\n" // Fifth element - - "ZIP2 v18.4s, v9.4s, v13.4s\n" - "ZIP2 v19.4s, v11.4s, v15.4s\n" - "STP q22, q23, [%[outptr]], #32\n" // Sixth element - - "ZIP1 v20.4s, v16.4s, v17.4s\n" - "ZIP1 v21.4s, v18.4s, v19.4s\n" - "STP q20, q21, [%[outptr]], #32\n" // Seventh element - - "ZIP2 v22.4s, v16.4s, v17.4s\n" - "ZIP2 v23.4s, v18.4s, v19.4s\n" - "STP q22, q23, [%[outptr]], #32\n" // Eighth element - : [inptr0] "+r" (inptr0), [inptr1] "+r" (inptr1), [inptr2] "+r" (inptr2), [inptr3] "+r" (inptr3), - [inptr4] "+r" (inptr4), [inptr5] "+r" (inptr5), [inptr6] "+r" (inptr6), [inptr7] "+r" (inptr7), [outptr] "+r" (outptr) - : - : "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "v9", "v10", "v11", "v12", - "v13", "v14", "v15", "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "memory" - ); - } - - for (;x>0;x--) { - *outptr++ = *inptr0++; - *outptr++ = *inptr1++; - *outptr++ = *inptr2++; - *outptr++ = *inptr3++; - *outptr++ = *inptr4++; - *outptr++ = *inptr5++; - *outptr++ = *inptr6++; - *outptr++ = *inptr7++; - } - } -} - -#endif // __aarch64__ && __ARM_FP16_ARGS |