Marat Dukhan | 80fc932 | 2019-09-29 21:06:36 -0700 | [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. |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 5 | |
| 6 | #include <assert.h> |
| 7 | |
| 8 | #include <arm_neon.h> |
| 9 | |
| 10 | #include <xnnpack/pavgpool.h> |
| 11 | |
| 12 | |
Marat Dukhan | 9993660 | 2020-04-11 16:47:01 -0700 | [diff] [blame] | 13 | void xnn_f32_pavgpool_minmax_ukernel_9x__neon_c4( |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 14 | size_t output_pixels, |
| 15 | size_t kernel_elements, |
| 16 | size_t channels, |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 17 | const float** input, |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 18 | size_t input_offset, |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 19 | const float* zero, |
| 20 | const float* multiplier, |
| 21 | float* output, |
| 22 | size_t input_increment, |
| 23 | size_t output_increment, |
Marat Dukhan | 7be427a | 2021-12-13 23:38:20 -0800 | [diff] [blame] | 24 | const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 25 | { |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 26 | assert(output_pixels != 0); |
| 27 | assert(kernel_elements != 0); |
| 28 | assert(kernel_elements <= 9); |
| 29 | assert(channels != 0); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 30 | |
Frank Barchard | fcfdc0e | 2019-10-21 15:58:42 -0700 | [diff] [blame] | 31 | const float32x4_t voutput_min = vld1q_dup_f32(¶ms->scalar.min); |
| 32 | const float32x4_t voutput_max = vld1q_dup_f32(¶ms->scalar.max); |
| 33 | |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 34 | do { |
| 35 | const float* i0 = input[0]; |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 36 | assert(i0 != NULL); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 37 | const float* i1 = input[1]; |
| 38 | const float* i2 = input[2]; |
| 39 | const float* i3 = input[3]; |
| 40 | const float* i4 = input[4]; |
| 41 | const float* i5 = input[5]; |
| 42 | const float* i6 = input[6]; |
| 43 | const float* i7 = input[7]; |
| 44 | const float* i8 = input[8]; |
| 45 | input = (const float**) ((uintptr_t) input + input_increment); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 46 | if (kernel_elements < 2) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 47 | i1 = zero; |
| 48 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 49 | assert(i1 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 50 | if (kernel_elements <= 2) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 51 | i2 = zero; |
| 52 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 53 | assert(i2 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 54 | if (kernel_elements < 4) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 55 | i3 = zero; |
| 56 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 57 | assert(i3 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 58 | if (kernel_elements <= 4) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 59 | i4 = zero; |
| 60 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 61 | assert(i4 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 62 | if (kernel_elements < 6) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 63 | i5 = zero; |
| 64 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 65 | assert(i5 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 66 | if (kernel_elements <= 6) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 67 | i6 = zero; |
| 68 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 69 | assert(i6 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 70 | if (kernel_elements < 8) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 71 | i7 = zero; |
| 72 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 73 | assert(i7 != NULL); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 74 | if (kernel_elements <= 8) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 75 | i8 = zero; |
| 76 | } |
Marat Dukhan | ee1f63e | 2020-02-27 15:43:52 -0800 | [diff] [blame] | 77 | assert(i8 != NULL); |
| 78 | if XNN_UNPREDICTABLE(i0 != zero) { |
| 79 | i0 = (const float*) ((uintptr_t) i0 + input_offset); |
| 80 | } |
| 81 | if XNN_UNPREDICTABLE(i1 != zero) { |
| 82 | i1 = (const float*) ((uintptr_t) i1 + input_offset); |
| 83 | } |
| 84 | if XNN_UNPREDICTABLE(i2 != zero) { |
| 85 | i2 = (const float*) ((uintptr_t) i2 + input_offset); |
| 86 | } |
| 87 | if XNN_UNPREDICTABLE(i3 != zero) { |
| 88 | i3 = (const float*) ((uintptr_t) i3 + input_offset); |
| 89 | } |
| 90 | if XNN_UNPREDICTABLE(i4 != zero) { |
| 91 | i4 = (const float*) ((uintptr_t) i4 + input_offset); |
| 92 | } |
| 93 | if XNN_UNPREDICTABLE(i5 != zero) { |
| 94 | i5 = (const float*) ((uintptr_t) i5 + input_offset); |
| 95 | } |
| 96 | if XNN_UNPREDICTABLE(i6 != zero) { |
| 97 | i6 = (const float*) ((uintptr_t) i6 + input_offset); |
| 98 | } |
| 99 | if XNN_UNPREDICTABLE(i7 != zero) { |
| 100 | i7 = (const float*) ((uintptr_t) i7 + input_offset); |
| 101 | } |
| 102 | if XNN_UNPREDICTABLE(i8 != zero) { |
| 103 | i8 = (const float*) ((uintptr_t) i8 + input_offset); |
| 104 | } |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 105 | |
| 106 | const float32x4_t vmultiplier = vld1q_dup_f32(multiplier); multiplier += 1; |
| 107 | |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 108 | size_t c = channels; |
| 109 | while (c >= 4) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 110 | const float32x4_t vi0 = vld1q_f32(i0); i0 += 4; |
| 111 | const float32x4_t vi1 = vld1q_f32(i1); i1 += 4; |
| 112 | const float32x4_t vi2 = vld1q_f32(i2); i2 += 4; |
| 113 | const float32x4_t vi3 = vld1q_f32(i3); i3 += 4; |
| 114 | const float32x4_t vi4 = vld1q_f32(i4); i4 += 4; |
| 115 | const float32x4_t vi5 = vld1q_f32(i5); i5 += 4; |
| 116 | const float32x4_t vi6 = vld1q_f32(i6); i6 += 4; |
| 117 | const float32x4_t vi7 = vld1q_f32(i7); i7 += 4; |
| 118 | const float32x4_t vi8 = vld1q_f32(i8); i8 += 4; |
| 119 | |
| 120 | const float32x4_t vsum01 = vaddq_f32(vi0, vi1); |
| 121 | const float32x4_t vsum23 = vaddq_f32(vi2, vi3); |
| 122 | const float32x4_t vsum45 = vaddq_f32(vi4, vi5); |
| 123 | const float32x4_t vsum67 = vaddq_f32(vi6, vi7); |
| 124 | const float32x4_t vsum018 = vaddq_f32(vsum01, vi8); |
| 125 | const float32x4_t vsum2345 = vaddq_f32(vsum23, vsum45); |
| 126 | const float32x4_t vsum01678 = vaddq_f32(vsum018, vsum67); |
| 127 | const float32x4_t vsum = vaddq_f32(vsum2345, vsum01678); |
| 128 | |
| 129 | float32x4_t vout = vmulq_f32(vsum, vmultiplier); |
Frank Barchard | fcfdc0e | 2019-10-21 15:58:42 -0700 | [diff] [blame] | 130 | vout = vmaxq_f32(vout, voutput_min); |
| 131 | vout = vminq_f32(vout, voutput_max); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 132 | |
| 133 | vst1q_f32(output, vout); output += 4; |
| 134 | |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 135 | c -= 4; |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 136 | } |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 137 | if (c != 0) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 138 | const float32x4_t vi0 = vld1q_f32(i0); |
| 139 | const float32x4_t vi1 = vld1q_f32(i1); |
| 140 | const float32x4_t vi2 = vld1q_f32(i2); |
| 141 | const float32x4_t vi3 = vld1q_f32(i3); |
| 142 | const float32x4_t vi4 = vld1q_f32(i4); |
| 143 | const float32x4_t vi5 = vld1q_f32(i5); |
| 144 | const float32x4_t vi6 = vld1q_f32(i6); |
| 145 | const float32x4_t vi7 = vld1q_f32(i7); |
| 146 | const float32x4_t vi8 = vld1q_f32(i8); |
| 147 | |
| 148 | const float32x4_t vsum01 = vaddq_f32(vi0, vi1); |
| 149 | const float32x4_t vsum23 = vaddq_f32(vi2, vi3); |
| 150 | const float32x4_t vsum45 = vaddq_f32(vi4, vi5); |
| 151 | const float32x4_t vsum67 = vaddq_f32(vi6, vi7); |
| 152 | const float32x4_t vsum018 = vaddq_f32(vsum01, vi8); |
| 153 | const float32x4_t vsum2345 = vaddq_f32(vsum23, vsum45); |
| 154 | const float32x4_t vsum01678 = vaddq_f32(vsum018, vsum67); |
| 155 | const float32x4_t vsum = vaddq_f32(vsum2345, vsum01678); |
| 156 | |
| 157 | float32x4_t vout = vmulq_f32(vsum, vmultiplier); |
Frank Barchard | fcfdc0e | 2019-10-21 15:58:42 -0700 | [diff] [blame] | 158 | vout = vmaxq_f32(vout, voutput_min); |
| 159 | vout = vminq_f32(vout, voutput_max); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 160 | |
| 161 | float32x2_t vout_lo = vget_low_f32(vout); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 162 | if (c & 2) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 163 | vst1_f32(output, vout_lo); output += 2; |
| 164 | vout_lo = vget_high_f32(vout); |
| 165 | } |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 166 | if (c & 1) { |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 167 | vst1_lane_f32(output, vout_lo, 0); output += 1; |
| 168 | } |
| 169 | } |
| 170 | output = (float*) ((uintptr_t) output + output_increment); |
Marat Dukhan | 6ee435a | 2020-02-26 22:33:38 -0800 | [diff] [blame] | 171 | } while (--output_pixels != 0); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 172 | } |