Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 1 | // Copyright 2019 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | $assert BATCH_TILE % 16 == 0 |
| 7 | $assert BATCH_TILE >= 16 |
| 8 | $ABC = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 9 | $assert OP in ["ADD", "DIV", "MAX", "MIN", "MUL", "SUB", "SQRDIFF"] |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 10 | $assert ACTIVATION in ["LINEAR", "MINMAX"] |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 11 | #include <assert.h> |
| 12 | |
| 13 | #include <immintrin.h> |
| 14 | |
| 15 | #include <xnnpack/common.h> |
Marat Dukhan | 9e0e8ee | 2019-12-13 15:34:13 -0800 | [diff] [blame] | 16 | #include <xnnpack/intrinsics-polyfill.h> |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 17 | #include <xnnpack/vbinary.h> |
| 18 | |
| 19 | |
| 20 | $_MM512_OP_PS = { |
| 21 | $ "ADD": lambda x, y: "_mm512_add_ps(%s, %s)" % (x, y), |
| 22 | $ "DIV": lambda x, y: "_mm512_div_ps(%s, %s)" % (x, y), |
| 23 | $ "MAX": lambda x, y: "_mm512_max_ps(%s, %s)" % (x, y), |
| 24 | $ "MIN": lambda x, y: "_mm512_min_ps(%s, %s)" % (x, y), |
| 25 | $ "MUL": lambda x, y: "_mm512_mul_ps(%s, %s)" % (x, y), |
| 26 | $ "SUB": lambda x, y: "_mm512_sub_ps(%s, %s)" % (x, y), |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 27 | $ "SQRDIFF": lambda x, y: "_mm512_sub_ps(%s, %s)" % (x, y), |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 28 | $}[OP] |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 29 | $SUFFIX = {"LINEAR": "", "MINMAX": "_minmax"}[ACTIVATION] |
| 30 | $PARAMS = {"LINEAR": "xnn_f32_default_params", "MINMAX": "xnn_f32_minmax_params"}[ACTIVATION] |
| 31 | void xnn_f32_v${OP.lower()}${SUFFIX}_ukernel__avx512f_x${BATCH_TILE}( |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 32 | size_t n, |
| 33 | const float* a, |
| 34 | const float* b, |
| 35 | float* y, |
Marat Dukhan | f196d01 | 2020-04-15 11:50:03 -0700 | [diff] [blame] | 36 | const union ${PARAMS} params[restrict XNN_MIN_ELEMENTS(1)]) |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 37 | { |
| 38 | assert(n != 0); |
| 39 | assert(n % sizeof(float) == 0); |
Frank Barchard | 0822dde | 2020-07-04 12:47:24 -0700 | [diff] [blame] | 40 | assert(a != NULL); |
| 41 | assert(b != NULL); |
| 42 | assert(y != NULL); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 43 | |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 44 | $if ACTIVATION == "MINMAX": |
| 45 | const __m512 vy_min = _mm512_broadcast_f32x4(_mm_load_ps(params->sse.min)); |
| 46 | const __m512 vy_max = _mm512_broadcast_f32x4(_mm_load_ps(params->sse.max)); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 47 | |
| 48 | for (; n >= ${BATCH_TILE} * sizeof(float); n -= ${BATCH_TILE} * sizeof(float)) { |
| 49 | const __m512 va${ABC[0:16]} = _mm512_loadu_ps(a); |
| 50 | $for N in range(16, BATCH_TILE, 16): |
| 51 | const __m512 va${ABC[N:N+16]} = _mm512_loadu_ps(a + ${N}); |
| 52 | a += ${BATCH_TILE}; |
| 53 | |
| 54 | const __m512 vb${ABC[0:16]} = _mm512_loadu_ps(b); |
| 55 | $for N in range(16, BATCH_TILE, 16): |
| 56 | const __m512 vb${ABC[N:N+16]} = _mm512_loadu_ps(b + ${N}); |
| 57 | b += ${BATCH_TILE}; |
| 58 | |
| 59 | $for N in range(0, BATCH_TILE, 16): |
| 60 | __m512 vy${ABC[N:N+16]} = ${_MM512_OP_PS("va" + ABC[N:N+16], "vb" + ABC[N:N+16])}; |
| 61 | |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 62 | $if OP == "SQRDIFF": |
| 63 | $for N in range(0, BATCH_TILE, 16): |
| 64 | vy${ABC[N:N+16]} = _mm512_mul_ps(vy${ABC[N:N+16]}, vy${ABC[N:N+16]}); |
| 65 | |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 66 | $if ACTIVATION == "MINMAX": |
| 67 | $for N in range(0, BATCH_TILE, 16): |
| 68 | vy${ABC[N:N+16]} = _mm512_max_ps(vy${ABC[N:N+16]}, vy_min); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 69 | |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 70 | $for N in range(0, BATCH_TILE, 16): |
| 71 | vy${ABC[N:N+16]} = _mm512_min_ps(vy${ABC[N:N+16]}, vy_max); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 72 | |
| 73 | _mm512_storeu_ps(y, vy${ABC[0:16]}); |
| 74 | $for N in range(16, BATCH_TILE, 16): |
| 75 | _mm512_storeu_ps(y + ${N}, vy${ABC[N:N+16]}); |
| 76 | y += ${BATCH_TILE}; |
| 77 | } |
Marat Dukhan | 0219fd5 | 2020-06-08 13:55:46 -0700 | [diff] [blame] | 78 | $if BATCH_TILE > 16: |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 79 | for (; n >= 16 * sizeof(float); n -= 16 * sizeof(float)) { |
| 80 | const __m512 va = _mm512_loadu_ps(a); |
| 81 | a += 16; |
| 82 | |
| 83 | const __m512 vb = _mm512_loadu_ps(b); |
| 84 | b += 16; |
| 85 | |
| 86 | __m512 vy = ${_MM512_OP_PS("va", "vb")}; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 87 | $if OP == "SQRDIFF": |
| 88 | vy = _mm512_mul_ps(vy, vy); |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 89 | $if ACTIVATION == "MINMAX": |
| 90 | vy = _mm512_max_ps(vy, vy_min); |
| 91 | vy = _mm512_min_ps(vy, vy_max); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 92 | _mm512_storeu_ps(y, vy); |
| 93 | y += 16; |
| 94 | } |
| 95 | if XNN_UNLIKELY(n != 0) { |
| 96 | assert(n >= 1 * sizeof(float)); |
| 97 | assert(n <= 15 * sizeof(float)); |
| 98 | // Prepare mask for valid 32-bit elements (depends on n). |
| 99 | n >>= 2 /* log2(sizeof(float)) */; |
| 100 | const __mmask16 vmask = _cvtu32_mask16((uint16_t) ((uint32_t) (UINT32_C(1) << n) - UINT32_C(1))); |
| 101 | |
| 102 | const __m512 va = _mm512_maskz_loadu_ps(vmask, a); |
| 103 | const __m512 vb = _mm512_maskz_loadu_ps(vmask, b); |
| 104 | |
| 105 | __m512 vy = ${_MM512_OP_PS("va", "vb")}; |
Marat Dukhan | 13bafb0 | 2020-06-05 00:43:11 -0700 | [diff] [blame] | 106 | $if OP == "SQRDIFF": |
| 107 | vy = _mm512_mul_ps(vy, vy); |
Marat Dukhan | 91cd2b7 | 2020-04-09 23:57:31 -0700 | [diff] [blame] | 108 | $if ACTIVATION == "MINMAX": |
| 109 | vy = _mm512_max_ps(vy, vy_min); |
| 110 | vy = _mm512_min_ps(vy, vy_max); |
Marat Dukhan | 9a88efe | 2019-12-10 15:54:24 -0800 | [diff] [blame] | 111 | _mm512_mask_storeu_ps(y, vmask, vy); |
| 112 | } |
| 113 | } |