XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 1 | // Auto-generated file. Do not edit! |
| 2 | // Template: src/f32-gemm/6x8-aarch64-neonfma-ld64.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 | |
Marat Dukhan | de06f49 | 2020-04-09 00:19:31 -0700 | [diff] [blame] | 12 | # void xnn_f32_gemminc_minmax_ukernel_6x8__aarch64_neonfma_ld64( |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 13 | # size_t mr, x0 |
| 14 | # size_t nc, x1 |
| 15 | # size_t kc, x2 / x0 |
| 16 | # const uint8_t*restrict a, x3 |
| 17 | # size_t a_stride, x4 |
| 18 | # const void*restrict w, x5 |
| 19 | # uint8_t*restrict c, x6 |
| 20 | # size_t cm_stride, x7 |
Frank Barchard | 6724218 | 2020-06-11 11:12:50 -0700 | [diff] [blame] | 21 | # size_t cn_stride, [sp] -> (x0) |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 22 | # const float*restrict acc, [sp + 8] -> x15 |
Frank Barchard | a03020a | 2021-06-28 15:44:06 -0700 | [diff] [blame^] | 23 | # const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) [sp + 16] -> (x8) |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 24 | |
Frank Barchard | 909564c | 2020-06-09 03:54:33 -0700 | [diff] [blame] | 25 | # d8-d15, x19-x30 need to be preserved if used. x18 is reserved by the OS. |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 26 | |
| 27 | # A pointers |
| 28 | # x3 a0 |
| 29 | # x9 a1 |
| 30 | # x10 a2 |
| 31 | # x11 a3 |
| 32 | # x12 a4 |
| 33 | # x4 a5 |
| 34 | |
| 35 | # C pointers |
| 36 | # x6 c0 |
| 37 | # x16 c1 |
| 38 | # x17 c2 |
Frank Barchard | 6724218 | 2020-06-11 11:12:50 -0700 | [diff] [blame] | 39 | # x14 c3 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 40 | # x13 c4 |
| 41 | # x7 c5 |
| 42 | |
| 43 | # Vector register usage |
| 44 | # A0 v0 |
| 45 | # A1 v1 |
| 46 | # A2 v2 |
| 47 | # A3 v3 |
| 48 | # A4 v4 |
| 49 | # A5 v5 |
Frank Barchard | caf8544 | 2019-10-21 22:11:06 -0700 | [diff] [blame] | 50 | # B v16 v17 v18 v19 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 51 | # C v20 v21 |
| 52 | # C v22 v23 |
| 53 | # C v24 v25 |
| 54 | # C v26 v27 |
| 55 | # C v28 v29 |
| 56 | # C v30 v31 |
| 57 | # Clamp v6 v7 |
| 58 | # unused A v8 v9 v10 v11 |
Frank Barchard | caf8544 | 2019-10-21 22:11:06 -0700 | [diff] [blame] | 59 | # unused B v12 v13 v14 v15 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 60 | |
Marat Dukhan | de06f49 | 2020-04-09 00:19:31 -0700 | [diff] [blame] | 61 | BEGIN_FUNCTION xnn_f32_gemminc_minmax_ukernel_6x8__aarch64_neonfma_ld64 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 62 | |
Frank Barchard | 6724218 | 2020-06-11 11:12:50 -0700 | [diff] [blame] | 63 | # Load acc, params pointer |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 64 | LDP x15, x8, [sp, 8] |
Frank Barchard | f5cc7e7 | 2020-04-20 11:35:48 -0700 | [diff] [blame] | 65 | |
Frank Barchard | caf8544 | 2019-10-21 22:11:06 -0700 | [diff] [blame] | 66 | # Clamp A and C pointers |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 67 | CMP x0, 2 // if mr < 2 |
| 68 | ADD x9, x3, x4 // a1 = a0 + a_stride |
| 69 | ADD x16, x6, x7 // c1 = c0 + cm_stride |
| 70 | CSEL x9, x3, x9, LO // a1 = a0 |
| 71 | CSEL x16, x6, x16, LO // c1 = c0 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 72 | |
Frank Barchard | e349124 | 2021-06-11 14:04:57 -0700 | [diff] [blame] | 73 | # Load min/max values |
| 74 | LD2R {v6.4s, v7.4s}, [x8] |
| 75 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 76 | ADD x10, x9, x4 // a2 = a1 + a_stride |
| 77 | ADD x17, x16, x7 // c2 = c1 + cm_stride |
Frank Barchard | 7c9f1f9 | 2021-06-04 14:38:55 -0700 | [diff] [blame] | 78 | // if mr <= 2 |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 79 | CSEL x10, x9, x10, LS // a2 = a1 |
| 80 | CSEL x17, x16, x17, LS // c2 = c1 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 81 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 82 | CMP x0, 4 // if mr < 4 |
| 83 | ADD x11, x10, x4 // a3 = a2 + a_stride |
| 84 | ADD x14, x17, x7 // c3 = c2 + cm_stride |
| 85 | CSEL x11, x10, x11, LO // a3 = a2 |
| 86 | CSEL x14, x17, x14, LO // c3 = c2 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 87 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 88 | ADD x12, x11, x4 // a4 = a3 + a_stride |
| 89 | ADD x13, x14, x7 // c4 = c3 + cm_stride |
Frank Barchard | 7c9f1f9 | 2021-06-04 14:38:55 -0700 | [diff] [blame] | 90 | // if mr <= 4 |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 91 | CSEL x12, x11, x12, LS // a4 = a3 |
| 92 | CSEL x13, x14, x13, LS // c4 = c3 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 93 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 94 | CMP x0, 6 // if mr < 6 |
| 95 | ADD x4, x12, x4 // a5 = a4 + a_stride |
| 96 | ADD x7, x13, x7 // c5 = c4 + cm_stride |
| 97 | CSEL x4, x12, x4, LO // a5 = a4 |
| 98 | CSEL x7, x13, x7, LO // c5 = c4 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 99 | |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 100 | |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 101 | 0: |
| 102 | # Load initial accumulators |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 103 | LDP q20, q21, [x15], 32 |
| 104 | LDP q22, q23, [x15], 32 |
| 105 | LDP q24, q25, [x15], 32 |
| 106 | LDP q26, q27, [x15], 32 |
| 107 | LDP q28, q29, [x15], 32 |
| 108 | LDP q30, q31, [x15], 32 |
| 109 | PRFM PLDL1KEEP, [x5, 0] // Prefetch B |
Frank Barchard | cbfa338 | 2021-05-07 10:30:05 -0700 | [diff] [blame] | 110 | PRFM PLDL1KEEP, [x5, 64] |
| 111 | PRFM PLDL1KEEP, [x5, 128] |
| 112 | PRFM PLDL1KEEP, [x5, 192] |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 113 | PRFM PLDL1KEEP, [x3] // Prefetch A |
Frank Barchard | cbfa338 | 2021-05-07 10:30:05 -0700 | [diff] [blame] | 114 | PRFM PLDL1KEEP, [x9] |
| 115 | PRFM PLDL1KEEP, [x10] |
| 116 | PRFM PLDL1KEEP, [x11] |
| 117 | PRFM PLDL1KEEP, [x12] |
| 118 | PRFM PLDL1KEEP, [x4] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 119 | |
| 120 | # Is there at least 2 floats (8 bytes) for main loop? |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 121 | SUBS x0, x2, 8 // k = kc - 8 |
| 122 | B.LO 3f |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 123 | |
| 124 | # Main loop - 2 floats of A (8 bytes) |
| 125 | # 24 FMA + 6 LD64 A + 2 LDP B |
| 126 | 1: |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 127 | LDR d0, [x3], 8 |
| 128 | LDP q16, q17, [x5], 32 |
| 129 | LDR d1, [x9], 8 |
| 130 | LDR d2, [x10], 8 |
| 131 | LDR d3, [x11], 8 |
| 132 | LDR d4, [x12], 8 |
| 133 | LDR d5, [x4], 8 |
| 134 | FMLA v20.4s, v16.4s, v0.s[0] |
| 135 | FMLA v22.4s, v16.4s, v1.s[0] |
| 136 | FMLA v24.4s, v16.4s, v2.s[0] |
| 137 | FMLA v26.4s, v16.4s, v3.s[0] |
| 138 | LDP q18, q19, [x5], 32 |
| 139 | FMLA v28.4s, v16.4s, v4.s[0] |
| 140 | FMLA v30.4s, v16.4s, v5.s[0] |
| 141 | FMLA v21.4s, v17.4s, v0.s[0] |
| 142 | FMLA v23.4s, v17.4s, v1.s[0] |
| 143 | FMLA v25.4s, v17.4s, v2.s[0] |
| 144 | FMLA v27.4s, v17.4s, v3.s[0] |
| 145 | FMLA v29.4s, v17.4s, v4.s[0] |
| 146 | FMLA v31.4s, v17.4s, v5.s[0] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 147 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 148 | FMLA v20.4s, v18.4s, v0.s[1] |
| 149 | FMLA v22.4s, v18.4s, v1.s[1] |
| 150 | FMLA v24.4s, v18.4s, v2.s[1] |
| 151 | FMLA v26.4s, v18.4s, v3.s[1] |
| 152 | FMLA v28.4s, v18.4s, v4.s[1] |
| 153 | FMLA v30.4s, v18.4s, v5.s[1] |
| 154 | FMLA v21.4s, v19.4s, v0.s[1] |
| 155 | FMLA v23.4s, v19.4s, v1.s[1] |
| 156 | FMLA v25.4s, v19.4s, v2.s[1] |
| 157 | FMLA v27.4s, v19.4s, v3.s[1] |
| 158 | SUBS x0, x0, 8 |
| 159 | FMLA v29.4s, v19.4s, v4.s[1] |
| 160 | FMLA v31.4s, v19.4s, v5.s[1] |
| 161 | B.HS 1b |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 162 | |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 163 | # Is there a remainder?- 1 floats of A (4 bytes) |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 164 | TBNZ x0, 2, 3f |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 165 | 2: |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 166 | # Clamp |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 167 | FMAX v20.4s, v20.4s, v6.4s |
Frank Barchard | 6724218 | 2020-06-11 11:12:50 -0700 | [diff] [blame] | 168 | # Load cn_stride |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 169 | LDR x0, [sp, 0] |
| 170 | FMAX v21.4s, v21.4s, v6.4s |
| 171 | FMAX v22.4s, v22.4s, v6.4s |
| 172 | FMAX v23.4s, v23.4s, v6.4s |
| 173 | FMAX v24.4s, v24.4s, v6.4s |
| 174 | FMAX v25.4s, v25.4s, v6.4s |
| 175 | FMAX v26.4s, v26.4s, v6.4s |
| 176 | FMAX v27.4s, v27.4s, v6.4s |
| 177 | FMAX v28.4s, v28.4s, v6.4s |
| 178 | FMAX v29.4s, v29.4s, v6.4s |
| 179 | FMAX v30.4s, v30.4s, v6.4s |
| 180 | FMAX v31.4s, v31.4s, v6.4s |
| 181 | SUBS x1, x1, 8 |
| 182 | FMIN v20.4s, v20.4s, v7.4s |
| 183 | FMIN v21.4s, v21.4s, v7.4s |
| 184 | FMIN v22.4s, v22.4s, v7.4s |
| 185 | FMIN v23.4s, v23.4s, v7.4s |
| 186 | FMIN v24.4s, v24.4s, v7.4s |
| 187 | FMIN v25.4s, v25.4s, v7.4s |
| 188 | FMIN v26.4s, v26.4s, v7.4s |
| 189 | FMIN v27.4s, v27.4s, v7.4s |
| 190 | FMIN v28.4s, v28.4s, v7.4s |
| 191 | FMIN v29.4s, v29.4s, v7.4s |
| 192 | FMIN v30.4s, v30.4s, v7.4s |
| 193 | FMIN v31.4s, v31.4s, v7.4s |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 194 | |
| 195 | # Store full 6 x 8 |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 196 | B.LO 4f |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 197 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 198 | ST1 {v30.16b, v31.16b}, [x7], x0 |
| 199 | SUB x3, x3, x2 // a0 -= kc |
| 200 | ST1 {v28.16b, v29.16b}, [x13], x0 |
| 201 | SUB x9, x9, x2 // a1 -= kc |
| 202 | ST1 {v26.16b, v27.16b}, [x14], x0 |
| 203 | SUB x10, x10, x2 // a2 -= kc |
| 204 | ST1 {v24.16b, v25.16b}, [x17], x0 |
| 205 | SUB x11, x11, x2 // a3 -= kc |
| 206 | ST1 {v22.16b, v23.16b}, [x16], x0 |
| 207 | SUB x12, x12, x2 // a4 -= kc |
| 208 | ST1 {v20.16b, v21.16b}, [x6], x0 |
| 209 | SUB x4, x4, x2 // a5 -= kc |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 210 | |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 211 | B.HI 0b |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 212 | RET |
| 213 | |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 214 | 3: |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 215 | # Remainder- 1 floats of A (4 bytes) |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 216 | LDR s0, [x3], 4 |
| 217 | LDP q16, q17, [x5], 32 |
| 218 | LDR s1, [x9], 4 |
| 219 | LDR s2, [x10], 4 |
| 220 | LDR s3, [x11], 4 |
| 221 | LDR s4, [x12], 4 |
| 222 | LDR s5, [x4], 4 |
| 223 | FMLA v20.4s, v16.4s, v0.s[0] |
| 224 | FMLA v22.4s, v16.4s, v1.s[0] |
| 225 | FMLA v24.4s, v16.4s, v2.s[0] |
| 226 | FMLA v26.4s, v16.4s, v3.s[0] |
| 227 | FMLA v28.4s, v16.4s, v4.s[0] |
| 228 | FMLA v30.4s, v16.4s, v5.s[0] |
| 229 | FMLA v21.4s, v17.4s, v0.s[0] |
| 230 | FMLA v23.4s, v17.4s, v1.s[0] |
| 231 | FMLA v25.4s, v17.4s, v2.s[0] |
| 232 | FMLA v27.4s, v17.4s, v3.s[0] |
| 233 | FMLA v29.4s, v17.4s, v4.s[0] |
| 234 | FMLA v31.4s, v17.4s, v5.s[0] |
| 235 | B 2b |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 236 | |
| 237 | # Store odd width |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 238 | 4: |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 239 | TBZ x1, 2, 5f |
| 240 | STR q30, [x7], 16 |
| 241 | MOV v30.16b, v31.16b |
| 242 | STR q28, [x13], 16 |
| 243 | MOV v28.16b, v29.16b |
| 244 | STR q26, [x14], 16 |
| 245 | MOV v26.16b, v27.16b |
| 246 | STR q24, [x17], 16 |
| 247 | MOV v24.16b, v25.16b |
| 248 | STR q22, [x16], 16 |
| 249 | MOV v22.16b, v23.16b |
| 250 | STR q20, [x6], 16 |
| 251 | MOV v20.16b, v21.16b |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 252 | |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 253 | 5: |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 254 | TBZ x1, 1, 6f |
| 255 | STR d30, [x7], 8 |
| 256 | DUP d30, v30.d[1] |
| 257 | STR d28, [x13], 8 |
| 258 | DUP d28, v28.d[1] |
| 259 | STR d26, [x14], 8 |
| 260 | DUP d26, v26.d[1] |
| 261 | STR d24, [x17], 8 |
| 262 | DUP d24, v24.d[1] |
| 263 | STR d22, [x16], 8 |
| 264 | DUP d22, v22.d[1] |
| 265 | STR d20, [x6], 8 |
| 266 | DUP d20, v20.d[1] |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 267 | |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 268 | 6: |
Frank Barchard | 76f43f0 | 2021-05-12 14:52:01 -0700 | [diff] [blame] | 269 | TBZ x1, 0, 7f |
| 270 | STR s30, [x7] |
| 271 | STR s28, [x13] |
| 272 | STR s26, [x14] |
| 273 | STR s24, [x17] |
| 274 | STR s22, [x16] |
| 275 | STR s20, [x6] |
Frank Barchard | 3b26206 | 2020-09-30 15:53:17 -0700 | [diff] [blame] | 276 | 7: |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 277 | RET |
| 278 | |
Marat Dukhan | de06f49 | 2020-04-09 00:19:31 -0700 | [diff] [blame] | 279 | END_FUNCTION xnn_f32_gemminc_minmax_ukernel_6x8__aarch64_neonfma_ld64 |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 280 | |
| 281 | #ifdef __ELF__ |
| 282 | .section ".note.GNU-stack","",%progbits |
| 283 | #endif |