XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 1 | // Auto-generated file. Do not edit! |
| 2 | // Template: src/f32-gemm/1x12-aarch64-neonfma-cortex-a53.S.in |
| 3 | // Generator: tools/xngen |
| 4 | // |
Frank Barchard | baa9ead | 2019-10-18 18:06:41 -0700 | [diff] [blame] | 5 | // Copyright 2019 Google LLC |
| 6 | // |
| 7 | // This source code is licensed under the BSD-style license found in the |
| 8 | // LICENSE file in the root directory of this source tree. |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 9 | |
| 10 | #include <xnnpack/assembly.h> |
| 11 | |
| 12 | # void xnn_f32_gemm_ukernel_1x12__aarch64_neonfma_cortex_a53( |
| 13 | # size_t mr, (x0) - unused. mr = 1 |
| 14 | # size_t nc, x1 |
| 15 | # size_t kc, x2 / x0 |
| 16 | # const uint8_t*restrict a, x3 |
| 17 | # size_t a_stride, (x4) - unused |
| 18 | # const void*restrict w, x5 |
| 19 | # uint8_t*restrict c, x6 |
| 20 | # size_t cm_stride, (x7) - unused |
| 21 | # size_t cn_stride, [sp] -> x14 |
Marat Dukhan | eb09a6b | 2020-04-08 17:34:32 -0700 | [diff] [blame] | 22 | # const union xnn_f32_minmax_params params[restrict static 1]) [sp + 8] -> x8 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 23 | |
| 24 | # d8-d15 need to be preserved if used. |
| 25 | # x19-30 need to be preserved if used. |
| 26 | |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 27 | # A pointer |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 28 | # x3 a0 |
| 29 | |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 30 | # C pointer |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 31 | # x6 c0 |
| 32 | |
| 33 | # Vector register usage and GPR shadows |
| 34 | # a0 v0 first set of A |
| 35 | # a0 v1 second set of A |
| 36 | # B v2 v3 v4 x7 x10 x16 first set of B |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 37 | # B v5 v6 v7 x17 x13 x9 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 38 | # B v23 v24 v25 x7 x10 x16 second set of B (same x as first set) |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 39 | # B v17 v18 v19 x17 x13 x9 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 40 | # C v20 v21 v22 |
| 41 | |
| 42 | BEGIN_FUNCTION xnn_f32_gemm_ukernel_1x12__aarch64_neonfma_cortex_a53 |
| 43 | |
| 44 | # Load cn_stride, params pointer |
| 45 | LDP x14, x8, [sp] |
| 46 | |
Marat Dukhan | eb09a6b | 2020-04-08 17:34:32 -0700 | [diff] [blame] | 47 | # Load min/max values |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 48 | LD2R {v30.4s, v31.4s}, [x8] |
| 49 | |
| 50 | 0: |
| 51 | # Load initial bias from w into accumulators |
| 52 | LD1 {v20.16b, v21.16b, v22.16b}, [x5], 48 |
| 53 | |
| 54 | PRFM PLDL1KEEP, [x5] |
| 55 | PRFM PLDL1KEEP, [x5, 64] |
| 56 | PRFM PLDL1KEEP, [x5, 128] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 57 | |
| 58 | # Is there at least 4 floats (16 bytes) for prologue + epilogue? |
| 59 | SUBS x0, x2, 16 // k = kc - 16 |
Frank Barchard | 8155854 | 2020-02-11 16:35:26 -0800 | [diff] [blame] | 60 | B.LO 5f |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 61 | |
| 62 | # Prologue - loads for first group of 6 fma |
| 63 | |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 64 | # Read first block of 1 A. |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 65 | LDR d0, [x3], 8 // a0 |
| 66 | |
| 67 | LDR d2, [x5] // vb0x0123 |
| 68 | LDR x7, [x5, 8] |
| 69 | |
| 70 | LDR d3, [x5, 16] // vb0x4567 |
| 71 | LDR x10, [x5, 24] |
| 72 | |
| 73 | LDR d4, [x5, 32] // vb0x89AB |
| 74 | LDR x16, [x5, 40] |
| 75 | |
| 76 | LDR d5, [x5, 48] // vb1x0123 |
| 77 | LDR x17, [x5, 56] |
| 78 | |
| 79 | LDR d6, [x5, 64] // vb1x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 80 | LDR x13, [x5, 72] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 81 | |
| 82 | LDR d7, [x5, 80] // vb1x89AB |
| 83 | LDR x9, [x5, 88] |
| 84 | INS v2.d[1], x7 |
| 85 | ADD x5, x5, 96 |
| 86 | |
| 87 | # Is there at least 4 floats (16 bytes) for main loop? |
| 88 | SUBS x0, x0, 16 |
| 89 | B.LO 2f |
| 90 | |
| 91 | # Main loop - 4 floats of A (16 bytes) |
| 92 | 1: |
| 93 | # First group of 6 fma. |
| 94 | # A is loaded for 2nd group into v1 |
| 95 | |
| 96 | # BLOCK 0 |
| 97 | LDR d1, [x3], 8 // a0 |
| 98 | INS v3.d[1], x10 |
| 99 | FMLA v20.4s, v2.4s, v0.s[0] |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 100 | PRFM PLDL1KEEP, [x5, 96] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 101 | |
| 102 | # BLOCK 1 |
| 103 | INS v4.d[1], x16 |
| 104 | FMLA v21.4s, v3.4s, v0.s[0] |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 105 | PRFM PLDL1KEEP, [x5, 128] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 106 | |
| 107 | # BLOCK 2 |
| 108 | LDR d23, [x5] // vb0x0123 |
| 109 | INS v5.d[1], x17 |
| 110 | LDR x7, [x5, 8] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 111 | FMLA v22.4s, v4.4s, v0.s[0] |
| 112 | |
| 113 | # BLOCK 3 |
| 114 | LDR d24, [x5, 16] // vb0x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 115 | INS v6.d[1], x13 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 116 | LDR x10, [x5, 24] |
| 117 | |
| 118 | # BLOCK 4 |
| 119 | LDR d25, [x5, 32] // vb0x89AB |
| 120 | INS v7.d[1], x9 |
| 121 | FMLA v20.4s, v5.4s, v0.s[1] |
| 122 | LDR x16, [x5, 40] |
| 123 | |
| 124 | # BLOCK 5 |
| 125 | LDR d17, [x5, 48] // vb1x0123 |
| 126 | LDR x17, [x5, 56] |
| 127 | FMLA v21.4s, v6.4s, v0.s[1] |
| 128 | |
| 129 | # BLOCK 6 |
| 130 | LDR d18, [x5, 64] // vb1x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 131 | LDR x13, [x5, 72] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 132 | FMLA v22.4s, v7.4s, v0.s[1] |
| 133 | |
| 134 | # BLOCK 7 |
| 135 | LDR d19, [x5, 80] // vb1x89AB |
| 136 | INS v23.d[1], x7 // v23 was loaded in block 2 |
| 137 | LDR x9, [x5, 88] |
| 138 | |
| 139 | # Second group of 6 fma. |
| 140 | # A is loaded for 1st group into v0 |
| 141 | |
| 142 | # BLOCK 0 |
| 143 | LDR d0, [x3], 8 // a0 |
| 144 | INS v24.d[1], x10 |
| 145 | FMLA v20.4s, v23.4s, v1.s[0] |
| 146 | |
| 147 | # BLOCK 1 |
| 148 | INS v25.d[1], x16 |
| 149 | FMLA v21.4s, v24.4s, v1.s[0] |
| 150 | |
| 151 | # BLOCK 2 |
| 152 | LDR d2, [x5, 96] // vb0x0123 |
| 153 | INS v17.d[1], x17 |
| 154 | LDR x7, [x5, 104] |
| 155 | FMLA v22.4s, v25.4s, v1.s[0] |
| 156 | |
| 157 | # BLOCK 3 |
| 158 | LDR d3, [x5, 112] // vb0x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 159 | INS v18.d[1], x13 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 160 | LDR x10, [x5, 120] |
| 161 | |
| 162 | # BLOCK 4 |
| 163 | LDR d4, [x5, 128] // vb0x89AB |
| 164 | INS v19.d[1], x9 |
| 165 | FMLA v20.4s, v17.4s, v1.s[1] |
| 166 | LDR x16, [x5, 136] |
| 167 | |
| 168 | # BLOCK 5 |
| 169 | LDR d5, [x5, 144] // vb1x0123 |
| 170 | LDR x17, [x5, 152] |
| 171 | FMLA v21.4s, v18.4s, v1.s[1] |
| 172 | |
| 173 | # BLOCK 6 |
| 174 | LDR d6, [x5, 160] // vb1x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 175 | LDR x13, [x5, 168] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 176 | SUBS x0, x0, 16 |
| 177 | FMLA v22.4s, v19.4s, v1.s[1] |
| 178 | |
| 179 | # BLOCK 7 |
| 180 | LDR d7, [x5, 176] // vb1x89AB |
| 181 | INS v2.d[1], x7 |
| 182 | LDR x9, [x5, 184] |
| 183 | ADD x5, x5, 192 |
| 184 | B.HS 1b |
| 185 | |
| 186 | # Epilogue |
| 187 | # First block same as main loop. Second block has no loads. |
| 188 | 2: |
| 189 | # BLOCK 0 |
| 190 | LDR d1, [x3], 8 // a0 |
| 191 | INS v3.d[1], x10 |
| 192 | FMLA v20.4s, v2.4s, v0.s[0] |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 193 | PRFM PLDL1KEEP, [x5, 96] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 194 | |
| 195 | # BLOCK 1 |
| 196 | INS v4.d[1], x16 |
| 197 | FMLA v21.4s, v3.4s, v0.s[0] |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 198 | PRFM PLDL1KEEP, [x5, 128] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 199 | |
| 200 | # BLOCK 2 |
| 201 | LDR d23, [x5] // vb0x0123 |
| 202 | INS v5.d[1], x17 |
| 203 | LDR x7, [x5, 8] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 204 | FMLA v22.4s, v4.4s, v0.s[0] |
| 205 | |
| 206 | # BLOCK 3 |
| 207 | LDR d24, [x5, 16] // vb0x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 208 | INS v6.d[1], x13 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 209 | LDR x10, [x5, 24] |
| 210 | |
| 211 | # BLOCK 4 |
| 212 | LDR d25, [x5, 32] // vb0x89AB |
| 213 | INS v7.d[1], x9 |
| 214 | FMLA v20.4s, v5.4s, v0.s[1] |
| 215 | LDR x16, [x5, 40] |
| 216 | |
| 217 | # BLOCK 5 |
| 218 | LDR d17, [x5, 48] // vb1x0123 |
| 219 | LDR x17, [x5, 56] |
| 220 | FMLA v21.4s, v6.4s, v0.s[1] |
| 221 | |
| 222 | # BLOCK 6 |
| 223 | LDR d18, [x5, 64] // vb1x4567 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 224 | LDR x13, [x5, 72] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 225 | FMLA v22.4s, v7.4s, v0.s[1] |
| 226 | |
| 227 | # BLOCK 7 |
| 228 | LDR d19, [x5, 80] // vb1x89AB |
| 229 | INS v23.d[1], x7 // v23 was loaded in block 2 |
| 230 | LDR x9, [x5, 88] |
| 231 | ADD x5, x5, 96 |
| 232 | |
| 233 | # Second group of 6 fma. 8 blocks of 4 cycles. |
| 234 | # Epilogue version does no loads |
| 235 | |
| 236 | # BLOCK 0 |
| 237 | INS v24.d[1], x10 |
| 238 | FMLA v20.4s, v23.4s, v1.s[0] |
| 239 | |
| 240 | # BLOCK 1 |
| 241 | INS v25.d[1], x16 |
| 242 | FMLA v21.4s, v24.4s, v1.s[0] |
| 243 | |
| 244 | # BLOCK 2 |
| 245 | INS v17.d[1], x17 |
| 246 | FMLA v22.4s, v25.4s, v1.s[0] |
| 247 | |
| 248 | # BLOCK 3 |
Frank Barchard | 6f8c966 | 2020-03-23 04:16:51 -0700 | [diff] [blame] | 249 | INS v18.d[1], x13 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 250 | |
| 251 | # BLOCK 4 |
| 252 | INS v19.d[1], x9 |
| 253 | FMLA v20.4s, v17.4s, v1.s[1] |
Frank Barchard | 8155854 | 2020-02-11 16:35:26 -0800 | [diff] [blame] | 254 | TST x0, 15 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 255 | |
| 256 | # BLOCK 5 |
| 257 | FMLA v21.4s, v18.4s, v1.s[1] |
| 258 | |
| 259 | # BLOCK 6 |
| 260 | FMLA v22.4s, v19.4s, v1.s[1] |
| 261 | |
| 262 | # BLOCK 7 |
Frank Barchard | 8155854 | 2020-02-11 16:35:26 -0800 | [diff] [blame] | 263 | # Is there a remainder?- 2 floats of A (8 bytes) or less |
| 264 | B.NE 5f |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 265 | |
| 266 | 4: |
| 267 | # Clamp |
Marat Dukhan | a51cf48 | 2020-04-08 16:16:19 -0700 | [diff] [blame] | 268 | FMAX v20.4s, v20.4s, v30.4s |
Frank Barchard | 73ccfb4 | 2019-12-11 22:15:22 -0800 | [diff] [blame] | 269 | SUBS x1, x1, 12 |
Marat Dukhan | a51cf48 | 2020-04-08 16:16:19 -0700 | [diff] [blame] | 270 | FMAX v21.4s, v21.4s, v30.4s |
| 271 | FMAX v22.4s, v22.4s, v30.4s |
| 272 | FMIN v20.4s, v20.4s, v31.4s |
| 273 | FMIN v21.4s, v21.4s, v31.4s |
| 274 | FMIN v22.4s, v22.4s, v31.4s |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 275 | |
| 276 | # Store full 1 x 12 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 277 | B.LO 7f |
| 278 | |
| 279 | ST1 {v20.16b, v21.16b, v22.16b}, [x6], x14 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 280 | SUB x3, x3, x2 // a0 -= kc |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 281 | B.HI 0b |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 282 | RET |
| 283 | |
| 284 | 5: |
Frank Barchard | 8155854 | 2020-02-11 16:35:26 -0800 | [diff] [blame] | 285 | # Is there a remainder?- 2 floats of A (8 bytes) |
| 286 | TBZ x0, 3, 6f |
| 287 | |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 288 | # Remainder - 2 floats of A (8 bytes) |
Frank Barchard | 1b0421b | 2019-10-03 16:35:50 -0700 | [diff] [blame] | 289 | # Read first block of 1 A. |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 290 | LDR d0, [x3], 8 // a0 |
| 291 | LD1 {v2.16b, v3.16b, v4.16b}, [x5], 48 |
| 292 | LD1 {v5.16b, v6.16b, v7.16b}, [x5], 48 |
| 293 | |
| 294 | # First block of 3 B |
| 295 | FMLA v20.4s, v2.4s, v0.s[0] |
| 296 | FMLA v21.4s, v3.4s, v0.s[0] |
| 297 | FMLA v22.4s, v4.4s, v0.s[0] |
| 298 | |
| 299 | # Second block of 3 B |
| 300 | FMLA v20.4s, v5.4s, v0.s[1] |
| 301 | FMLA v21.4s, v6.4s, v0.s[1] |
| 302 | FMLA v22.4s, v7.4s, v0.s[1] |
| 303 | |
| 304 | TBZ x0, 2, 4b |
| 305 | 6: |
| 306 | # Remainder - 1 float of A (4 bytes) |
| 307 | LDR s0, [x3], 4 // a0 |
| 308 | LD1 {v2.16b, v3.16b, v4.16b}, [x5], 48 |
| 309 | |
| 310 | FMLA v20.4s, v2.4s, v0.s[0] |
| 311 | FMLA v21.4s, v3.4s, v0.s[0] |
| 312 | FMLA v22.4s, v4.4s, v0.s[0] |
| 313 | B 4b |
| 314 | |
| 315 | 7: |
Frank Barchard | 6383f49 | 2019-12-04 22:33:49 -0800 | [diff] [blame] | 316 | ADD x1, x1, 12 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 317 | # Store odd channels |
| 318 | TBZ x1, 3, 8f |
Frank Barchard | 5abe43c | 2019-11-13 16:02:01 -0800 | [diff] [blame] | 319 | STP q20, q21, [x6], 32 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 320 | MOV v20.16b, v22.16b |
| 321 | |
| 322 | 8: |
| 323 | TBZ x1, 2, 9f |
| 324 | STR q20, [x6], 16 |
| 325 | MOV v20.16b, v21.16b |
| 326 | |
| 327 | 9: |
| 328 | TBZ x1, 1, 10f |
| 329 | STR d20, [x6], 8 |
| 330 | DUP d20, v20.d[1] |
| 331 | |
| 332 | 10: |
| 333 | TBZ x1, 0, 11f |
| 334 | STR s20, [x6] |
| 335 | 11: |
| 336 | RET |
| 337 | |
| 338 | END_FUNCTION xnn_f32_gemm_ukernel_1x12__aarch64_neonfma_cortex_a53 |
| 339 | |
| 340 | #ifdef __ELF__ |
| 341 | .section ".note.GNU-stack","",%progbits |
| 342 | #endif |