Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -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 >= 1 |
| 7 | $ABC = "0123456789ABCDEFGHIJKLMN" |
| 8 | $assert OP in ["ADD", "MUL", "SUB"] |
| 9 | #include <assert.h> |
| 10 | |
| 11 | #include <xnnpack/common.h> |
| 12 | #include <xnnpack/math.h> |
Marat Dukhan | 1e782c4 | 2019-11-21 17:02:40 -0800 | [diff] [blame] | 13 | #include <xnnpack/vbinary.h> |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 14 | |
| 15 | |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 16 | $MIN_F32 = "__builtin_wasm_min_f32" if WASM else "math_min_f32" |
| 17 | $MAX_F32 = "__builtin_wasm_max_f32" if WASM else "math_max_f32" |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 18 | $OP_FUNC = { |
| 19 | $ "ADD": lambda x, y: "%s + %s" % (x, y), |
| 20 | $ "MUL": lambda x, y: "%s * %s" % (x, y), |
| 21 | $ "SUB": lambda x, y: "%s - %s" % (x, y), |
| 22 | $}[OP] |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 23 | void xnn_f32_v${OP.lower()}_ukernel__${"wasm" if WASM else "scalar"}_x${BATCH_TILE}( |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 24 | size_t n, |
| 25 | const float* a, |
| 26 | const float* b, |
| 27 | float* y, |
| 28 | const union xnn_f32_output_params params[restrict static 1]) |
| 29 | { |
| 30 | assert(n != 0); |
| 31 | assert(n % sizeof(float) == 0); |
| 32 | |
| 33 | const float vy_min = params->scalar.min; |
| 34 | const float vy_max = params->scalar.max; |
| 35 | |
| 36 | $if BATCH_TILE > 1: |
| 37 | for (; n >= ${BATCH_TILE} * sizeof(float); n -= ${BATCH_TILE} * sizeof(float)) { |
| 38 | $for N in range(BATCH_TILE): |
| 39 | const float va${ABC[N]} = a[${N}]; |
| 40 | a += ${BATCH_TILE}; |
| 41 | |
| 42 | $for N in range(BATCH_TILE): |
| 43 | const float vb${ABC[N]} = b[${N}]; |
| 44 | b += ${BATCH_TILE}; |
| 45 | |
| 46 | $for N in range(BATCH_TILE): |
| 47 | float vy${ABC[N]} = ${OP_FUNC("va" + ABC[N], "vb" + ABC[N])}; |
| 48 | |
| 49 | $for N in range(BATCH_TILE): |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 50 | vy${ABC[N]} = ${MAX_F32}(vy${ABC[N]}, vy_min); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 51 | |
| 52 | $for N in range(BATCH_TILE): |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 53 | vy${ABC[N]} = ${MIN_F32}(vy${ABC[N]}, vy_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 54 | |
| 55 | $for N in range(BATCH_TILE): |
| 56 | y[${N}] = vy${ABC[N]}; |
| 57 | y += ${BATCH_TILE}; |
| 58 | } |
| 59 | if XNN_UNLIKELY(n != 0) { |
| 60 | $if BATCH_TILE > 2: |
| 61 | do { |
| 62 | const float va = *a++; |
| 63 | const float vb = *b++; |
| 64 | float vy = ${OP_FUNC("va", "vb")}; |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 65 | vy = ${MAX_F32}(vy, vy_min); |
| 66 | vy = ${MIN_F32}(vy, vy_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 67 | *y++ = vy; |
| 68 | n -= sizeof(float); |
| 69 | } while (n != 0); |
| 70 | $else: |
| 71 | const float va = *a; |
| 72 | const float vb = *b; |
| 73 | float vy = ${OP_FUNC("va", "vb")}; |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 74 | vy = ${MAX_F32}(vy, vy_min); |
| 75 | vy = ${MIN_F32}(vy, vy_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 76 | *y = vy; |
| 77 | } |
| 78 | $else: |
| 79 | for (; n >= sizeof(float); n -= sizeof(float)) { |
| 80 | const float va = *a++; |
| 81 | const float vb = *b++; |
| 82 | float vy = ${OP_FUNC("va", "vb")}; |
Marat Dukhan | 436ebe6 | 2019-12-04 15:10:12 -0800 | [diff] [blame^] | 83 | vy = ${MAX_F32}(vy, vy_min); |
| 84 | vy = ${MIN_F32}(vy, vy_max); |
Marat Dukhan | c07cb7f | 2019-11-14 15:32:05 -0800 | [diff] [blame] | 85 | *y++ = vy; |
| 86 | } |
| 87 | } |