projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* U1memcpy.S: UltraSPARC-I/II/IIi/IIe optimized memcpy. |
| 2 | * | |
| 3 | * Copyright (C) 1997, 2004 David S. Miller (davem@redhat.com) | |
| 4 | * Copyright (C) 1996, 1997, 1998, 1999 Jakub Jelinek (jj@ultra.linux.cz) | |
| 5 | */ | |
| 6 | ||
| 7 | #ifdef __KERNEL__ | |
| 8 | #include <asm/visasm.h> | |
| 9 | #include <asm/asi.h> | |
| 10 | #define GLOBAL_SPARE g7 | |
| 11 | #else | |
| 12 | #define GLOBAL_SPARE g5 | |
| 13 | #define ASI_BLK_P 0xf0 | |
| 14 | #define FPRS_FEF 0x04 | |
| 15 | #ifdef MEMCPY_DEBUG | |
| 16 | #define VISEntry rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs; \ | |
| 17 | clr %g1; clr %g2; clr %g3; subcc %g0, %g0, %g0; | |
| 18 | #define VISExit and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs | |
| 19 | #else | |
| 20 | #define VISEntry rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs | |
| 21 | #define VISExit and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs | |
| 22 | #endif | |
| 23 | #endif | |
| 24 | ||
| 25 | #ifndef EX_LD | |
| 26 | #define EX_LD(x) x | |
| 27 | #endif | |
| a7c5724b RG |
28 | #ifndef EX_LD_FP |
| 29 | #define EX_LD_FP(x) x | |
| 30 | #endif | |
| 1da177e4 LT |
31 | |
| 32 | #ifndef EX_ST | |
| 33 | #define EX_ST(x) x | |
| 34 | #endif | |
| a7c5724b RG |
35 | #ifndef EX_ST_FP |
| 36 | #define EX_ST_FP(x) x | |
| 37 | #endif | |
| 1da177e4 LT |
38 | |
| 39 | #ifndef EX_RETVAL | |
| 40 | #define EX_RETVAL(x) x | |
| 41 | #endif | |
| 42 | ||
| 43 | #ifndef LOAD | |
| 44 | #define LOAD(type,addr,dest) type [addr], dest | |
| 45 | #endif | |
| 46 | ||
| 47 | #ifndef LOAD_BLK | |
| 48 | #define LOAD_BLK(addr,dest) ldda [addr] ASI_BLK_P, dest | |
| 49 | #endif | |
| 50 | ||
| 51 | #ifndef STORE | |
| 52 | #define STORE(type,src,addr) type src, [addr] | |
| 53 | #endif | |
| 54 | ||
| 55 | #ifndef STORE_BLK | |
| 56 | #define STORE_BLK(src,addr) stda src, [addr] ASI_BLK_P | |
| 57 | #endif | |
| 58 | ||
| 59 | #ifndef FUNC_NAME | |
| 60 | #define FUNC_NAME memcpy | |
| 61 | #endif | |
| 62 | ||
| 63 | #ifndef PREAMBLE | |
| 64 | #define PREAMBLE | |
| 65 | #endif | |
| 66 | ||
| 67 | #ifndef XCC | |
| 68 | #define XCC xcc | |
| 69 | #endif | |
| 70 | ||
| 71 | #define FREG_FROB(f1, f2, f3, f4, f5, f6, f7, f8, f9) \ | |
| 72 | faligndata %f1, %f2, %f48; \ | |
| 73 | faligndata %f2, %f3, %f50; \ | |
| 74 | faligndata %f3, %f4, %f52; \ | |
| 75 | faligndata %f4, %f5, %f54; \ | |
| 76 | faligndata %f5, %f6, %f56; \ | |
| 77 | faligndata %f6, %f7, %f58; \ | |
| 78 | faligndata %f7, %f8, %f60; \ | |
| 79 | faligndata %f8, %f9, %f62; | |
| 80 | ||
| 81 | #define MAIN_LOOP_CHUNK(src, dest, fdest, fsrc, len, jmptgt) \ | |
| a7c5724b RG |
82 | EX_LD_FP(LOAD_BLK(%src, %fdest)); \ |
| 83 | EX_ST_FP(STORE_BLK(%fsrc, %dest)); \ | |
| 1da177e4 LT |
84 | add %src, 0x40, %src; \ |
| 85 | subcc %len, 0x40, %len; \ | |
| 86 | be,pn %xcc, jmptgt; \ | |
| 87 | add %dest, 0x40, %dest; \ | |
| 88 | ||
| 89 | #define LOOP_CHUNK1(src, dest, len, branch_dest) \ | |
| 90 | MAIN_LOOP_CHUNK(src, dest, f0, f48, len, branch_dest) | |
| 91 | #define LOOP_CHUNK2(src, dest, len, branch_dest) \ | |
| 92 | MAIN_LOOP_CHUNK(src, dest, f16, f48, len, branch_dest) | |
| 93 | #define LOOP_CHUNK3(src, dest, len, branch_dest) \ | |
| 94 | MAIN_LOOP_CHUNK(src, dest, f32, f48, len, branch_dest) | |
| 95 | ||
| b445e26c | 96 | #define DO_SYNC membar #Sync; |
| 1da177e4 | 97 | #define STORE_SYNC(dest, fsrc) \ |
| a7c5724b | 98 | EX_ST_FP(STORE_BLK(%fsrc, %dest)); \ |
| b445e26c DM |
99 | add %dest, 0x40, %dest; \ |
| 100 | DO_SYNC | |
| 1da177e4 LT |
101 | |
| 102 | #define STORE_JUMP(dest, fsrc, target) \ | |
| a7c5724b | 103 | EX_ST_FP(STORE_BLK(%fsrc, %dest)); \ |
| 1da177e4 | 104 | add %dest, 0x40, %dest; \ |
| b445e26c DM |
105 | ba,pt %xcc, target; \ |
| 106 | nop; | |
| 1da177e4 LT |
107 | |
| 108 | #define FINISH_VISCHUNK(dest, f0, f1, left) \ | |
| 109 | subcc %left, 8, %left;\ | |
| 110 | bl,pn %xcc, 95f; \ | |
| 111 | faligndata %f0, %f1, %f48; \ | |
| a7c5724b | 112 | EX_ST_FP(STORE(std, %f48, %dest)); \ |
| 1da177e4 LT |
113 | add %dest, 8, %dest; |
| 114 | ||
| 115 | #define UNEVEN_VISCHUNK_LAST(dest, f0, f1, left) \ | |
| 116 | subcc %left, 8, %left; \ | |
| 117 | bl,pn %xcc, 95f; \ | |
| 6f1d827f | 118 | fsrc2 %f0, %f1; |
| 1da177e4 LT |
119 | |
| 120 | #define UNEVEN_VISCHUNK(dest, f0, f1, left) \ | |
| 121 | UNEVEN_VISCHUNK_LAST(dest, f0, f1, left) \ | |
| 122 | ba,a,pt %xcc, 93f; | |
| 123 | ||
| 124 | .register %g2,#scratch | |
| 125 | .register %g3,#scratch | |
| 126 | ||
| 127 | .text | |
| 128 | .align 64 | |
| 129 | ||
| 130 | .globl FUNC_NAME | |
| 131 | .type FUNC_NAME,#function | |
| 132 | FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ | |
| 133 | srlx %o2, 31, %g2 | |
| 134 | cmp %g2, 0 | |
| 135 | tne %xcc, 5 | |
| 136 | PREAMBLE | |
| 137 | mov %o0, %o4 | |
| 138 | cmp %o2, 0 | |
| 139 | be,pn %XCC, 85f | |
| 140 | or %o0, %o1, %o3 | |
| 141 | cmp %o2, 16 | |
| 142 | blu,a,pn %XCC, 80f | |
| 143 | or %o3, %o2, %o3 | |
| 144 | ||
| 145 | cmp %o2, (5 * 64) | |
| 146 | blu,pt %XCC, 70f | |
| 147 | andcc %o3, 0x7, %g0 | |
| 148 | ||
| 149 | /* Clobbers o5/g1/g2/g3/g7/icc/xcc. */ | |
| 150 | VISEntry | |
| 151 | ||
| 152 | /* Is 'dst' already aligned on an 64-byte boundary? */ | |
| 153 | andcc %o0, 0x3f, %g2 | |
| 154 | be,pt %XCC, 2f | |
| 155 | ||
| 156 | /* Compute abs((dst & 0x3f) - 0x40) into %g2. This is the number | |
| 157 | * of bytes to copy to make 'dst' 64-byte aligned. We pre- | |
| 158 | * subtract this from 'len'. | |
| 159 | */ | |
| 160 | sub %o0, %o1, %GLOBAL_SPARE | |
| 161 | sub %g2, 0x40, %g2 | |
| 162 | sub %g0, %g2, %g2 | |
| 163 | sub %o2, %g2, %o2 | |
| 164 | andcc %g2, 0x7, %g1 | |
| 165 | be,pt %icc, 2f | |
| 166 | and %g2, 0x38, %g2 | |
| 167 | ||
| 168 | 1: subcc %g1, 0x1, %g1 | |
| a7c5724b RG |
169 | EX_LD_FP(LOAD(ldub, %o1 + 0x00, %o3)) |
| 170 | EX_ST_FP(STORE(stb, %o3, %o1 + %GLOBAL_SPARE)) | |
| 1da177e4 LT |
171 | bgu,pt %XCC, 1b |
| 172 | add %o1, 0x1, %o1 | |
| 173 | ||
| 174 | add %o1, %GLOBAL_SPARE, %o0 | |
| 175 | ||
| 176 | 2: cmp %g2, 0x0 | |
| 177 | and %o1, 0x7, %g1 | |
| 178 | be,pt %icc, 3f | |
| 179 | alignaddr %o1, %g0, %o1 | |
| 180 | ||
| a7c5724b RG |
181 | EX_LD_FP(LOAD(ldd, %o1, %f4)) |
| 182 | 1: EX_LD_FP(LOAD(ldd, %o1 + 0x8, %f6)) | |
| 1da177e4 LT |
183 | add %o1, 0x8, %o1 |
| 184 | subcc %g2, 0x8, %g2 | |
| 185 | faligndata %f4, %f6, %f0 | |
| a7c5724b | 186 | EX_ST_FP(STORE(std, %f0, %o0)) |
| 1da177e4 LT |
187 | be,pn %icc, 3f |
| 188 | add %o0, 0x8, %o0 | |
| 189 | ||
| a7c5724b | 190 | EX_LD_FP(LOAD(ldd, %o1 + 0x8, %f4)) |
| 1da177e4 LT |
191 | add %o1, 0x8, %o1 |
| 192 | subcc %g2, 0x8, %g2 | |
| 193 | faligndata %f6, %f4, %f0 | |
| a7c5724b | 194 | EX_ST_FP(STORE(std, %f0, %o0)) |
| 1da177e4 LT |
195 | bne,pt %icc, 1b |
| 196 | add %o0, 0x8, %o0 | |
| 197 | ||
| 198 | /* Destination is 64-byte aligned. */ | |
| 199 | 3: | |
| 200 | membar #LoadStore | #StoreStore | #StoreLoad | |
| 201 | ||
| 202 | subcc %o2, 0x40, %GLOBAL_SPARE | |
| 203 | add %o1, %g1, %g1 | |
| 204 | andncc %GLOBAL_SPARE, (0x40 - 1), %GLOBAL_SPARE | |
| 205 | srl %g1, 3, %g2 | |
| 206 | sub %o2, %GLOBAL_SPARE, %g3 | |
| 207 | andn %o1, (0x40 - 1), %o1 | |
| 208 | and %g2, 7, %g2 | |
| 209 | andncc %g3, 0x7, %g3 | |
| 6f1d827f | 210 | fsrc2 %f0, %f2 |
| 1da177e4 LT |
211 | sub %g3, 0x8, %g3 |
| 212 | sub %o2, %GLOBAL_SPARE, %o2 | |
| 213 | ||
| 214 | add %g1, %GLOBAL_SPARE, %g1 | |
| 215 | subcc %o2, %g3, %o2 | |
| 216 | ||
| a7c5724b | 217 | EX_LD_FP(LOAD_BLK(%o1, %f0)) |
| 1da177e4 LT |
218 | add %o1, 0x40, %o1 |
| 219 | add %g1, %g3, %g1 | |
| a7c5724b | 220 | EX_LD_FP(LOAD_BLK(%o1, %f16)) |
| 1da177e4 LT |
221 | add %o1, 0x40, %o1 |
| 222 | sub %GLOBAL_SPARE, 0x80, %GLOBAL_SPARE | |
| a7c5724b | 223 | EX_LD_FP(LOAD_BLK(%o1, %f32)) |
| 1da177e4 LT |
224 | add %o1, 0x40, %o1 |
| 225 | ||
| 226 | /* There are 8 instances of the unrolled loop, | |
| 227 | * one for each possible alignment of the | |
| 228 | * source buffer. Each loop instance is 452 | |
| 229 | * bytes. | |
| 230 | */ | |
| 231 | sll %g2, 3, %o3 | |
| 232 | sub %o3, %g2, %o3 | |
| 233 | sllx %o3, 4, %o3 | |
| 234 | add %o3, %g2, %o3 | |
| 235 | sllx %o3, 2, %g2 | |
| 236 | 1: rd %pc, %o3 | |
| 237 | add %o3, %lo(1f - 1b), %o3 | |
| 238 | jmpl %o3 + %g2, %g0 | |
| 239 | nop | |
| 240 | ||
| 241 | .align 64 | |
| 242 | 1: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) | |
| 243 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 244 | FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) | |
| 245 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 246 | FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) | |
| 247 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 248 | ba,pt %xcc, 1b+4 | |
| 249 | faligndata %f0, %f2, %f48 | |
| 250 | 1: FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) | |
| b445e26c | 251 | STORE_SYNC(o0, f48) |
| 1da177e4 | 252 | FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) |
| b445e26c | 253 | STORE_JUMP(o0, f48, 40f) |
| 1da177e4 | 254 | 2: FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) |
| b445e26c | 255 | STORE_SYNC(o0, f48) |
| 1da177e4 | 256 | FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) |
| b445e26c | 257 | STORE_JUMP(o0, f48, 48f) |
| 1da177e4 | 258 | 3: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) |
| b445e26c | 259 | STORE_SYNC(o0, f48) |
| 1da177e4 | 260 | FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) |
| b445e26c | 261 | STORE_JUMP(o0, f48, 56f) |
| 1da177e4 LT |
262 | |
| 263 | 1: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) | |
| 264 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 265 | FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) | |
| 266 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 267 | FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) | |
| 268 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 269 | ba,pt %xcc, 1b+4 | |
| 270 | faligndata %f2, %f4, %f48 | |
| 271 | 1: FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) | |
| b445e26c | 272 | STORE_SYNC(o0, f48) |
| 1da177e4 | 273 | FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) |
| b445e26c | 274 | STORE_JUMP(o0, f48, 41f) |
| 1da177e4 | 275 | 2: FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) |
| b445e26c | 276 | STORE_SYNC(o0, f48) |
| 1da177e4 | 277 | FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) |
| b445e26c | 278 | STORE_JUMP(o0, f48, 49f) |
| 1da177e4 | 279 | 3: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) |
| b445e26c | 280 | STORE_SYNC(o0, f48) |
| 1da177e4 | 281 | FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) |
| b445e26c | 282 | STORE_JUMP(o0, f48, 57f) |
| 1da177e4 LT |
283 | |
| 284 | 1: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) | |
| 285 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 286 | FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) | |
| 287 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 288 | FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) | |
| 289 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 290 | ba,pt %xcc, 1b+4 | |
| 291 | faligndata %f4, %f6, %f48 | |
| 292 | 1: FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) | |
| b445e26c | 293 | STORE_SYNC(o0, f48) |
| 1da177e4 | 294 | FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) |
| b445e26c | 295 | STORE_JUMP(o0, f48, 42f) |
| 1da177e4 | 296 | 2: FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) |
| b445e26c | 297 | STORE_SYNC(o0, f48) |
| 1da177e4 | 298 | FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) |
| b445e26c | 299 | STORE_JUMP(o0, f48, 50f) |
| 1da177e4 | 300 | 3: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) |
| b445e26c | 301 | STORE_SYNC(o0, f48) |
| 1da177e4 | 302 | FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) |
| b445e26c | 303 | STORE_JUMP(o0, f48, 58f) |
| 1da177e4 LT |
304 | |
| 305 | 1: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) | |
| 306 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 307 | FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) | |
| 308 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 309 | FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) | |
| 310 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 311 | ba,pt %xcc, 1b+4 | |
| 312 | faligndata %f6, %f8, %f48 | |
| 313 | 1: FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) | |
| b445e26c | 314 | STORE_SYNC(o0, f48) |
| 1da177e4 | 315 | FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) |
| b445e26c | 316 | STORE_JUMP(o0, f48, 43f) |
| 1da177e4 | 317 | 2: FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) |
| b445e26c | 318 | STORE_SYNC(o0, f48) |
| 1da177e4 | 319 | FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) |
| b445e26c | 320 | STORE_JUMP(o0, f48, 51f) |
| 1da177e4 | 321 | 3: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) |
| b445e26c | 322 | STORE_SYNC(o0, f48) |
| 1da177e4 | 323 | FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) |
| b445e26c | 324 | STORE_JUMP(o0, f48, 59f) |
| 1da177e4 LT |
325 | |
| 326 | 1: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) | |
| 327 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 328 | FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) | |
| 329 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 330 | FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) | |
| 331 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 332 | ba,pt %xcc, 1b+4 | |
| 333 | faligndata %f8, %f10, %f48 | |
| 334 | 1: FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) | |
| b445e26c | 335 | STORE_SYNC(o0, f48) |
| 1da177e4 | 336 | FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) |
| b445e26c | 337 | STORE_JUMP(o0, f48, 44f) |
| 1da177e4 | 338 | 2: FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) |
| b445e26c | 339 | STORE_SYNC(o0, f48) |
| 1da177e4 | 340 | FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) |
| b445e26c | 341 | STORE_JUMP(o0, f48, 52f) |
| 1da177e4 | 342 | 3: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) |
| b445e26c | 343 | STORE_SYNC(o0, f48) |
| 1da177e4 | 344 | FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) |
| b445e26c | 345 | STORE_JUMP(o0, f48, 60f) |
| 1da177e4 LT |
346 | |
| 347 | 1: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) | |
| 348 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 349 | FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) | |
| 350 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 351 | FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) | |
| 352 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 353 | ba,pt %xcc, 1b+4 | |
| 354 | faligndata %f10, %f12, %f48 | |
| 355 | 1: FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) | |
| b445e26c | 356 | STORE_SYNC(o0, f48) |
| 1da177e4 | 357 | FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) |
| b445e26c | 358 | STORE_JUMP(o0, f48, 45f) |
| 1da177e4 | 359 | 2: FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) |
| b445e26c | 360 | STORE_SYNC(o0, f48) |
| 1da177e4 | 361 | FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) |
| b445e26c | 362 | STORE_JUMP(o0, f48, 53f) |
| 1da177e4 | 363 | 3: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) |
| b445e26c | 364 | STORE_SYNC(o0, f48) |
| 1da177e4 | 365 | FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) |
| b445e26c | 366 | STORE_JUMP(o0, f48, 61f) |
| 1da177e4 LT |
367 | |
| 368 | 1: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) | |
| 369 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 370 | FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) | |
| 371 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 372 | FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) | |
| 373 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 374 | ba,pt %xcc, 1b+4 | |
| 375 | faligndata %f12, %f14, %f48 | |
| 376 | 1: FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) | |
| b445e26c | 377 | STORE_SYNC(o0, f48) |
| 1da177e4 | 378 | FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) |
| b445e26c | 379 | STORE_JUMP(o0, f48, 46f) |
| 1da177e4 | 380 | 2: FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) |
| b445e26c | 381 | STORE_SYNC(o0, f48) |
| 1da177e4 | 382 | FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) |
| b445e26c | 383 | STORE_JUMP(o0, f48, 54f) |
| 1da177e4 | 384 | 3: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) |
| b445e26c | 385 | STORE_SYNC(o0, f48) |
| 1da177e4 | 386 | FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) |
| b445e26c | 387 | STORE_JUMP(o0, f48, 62f) |
| 1da177e4 LT |
388 | |
| 389 | 1: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) | |
| 390 | LOOP_CHUNK1(o1, o0, GLOBAL_SPARE, 1f) | |
| 391 | FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) | |
| 392 | LOOP_CHUNK2(o1, o0, GLOBAL_SPARE, 2f) | |
| 393 | FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) | |
| 394 | LOOP_CHUNK3(o1, o0, GLOBAL_SPARE, 3f) | |
| 395 | ba,pt %xcc, 1b+4 | |
| 396 | faligndata %f14, %f16, %f48 | |
| 397 | 1: FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) | |
| b445e26c | 398 | STORE_SYNC(o0, f48) |
| 1da177e4 | 399 | FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) |
| b445e26c | 400 | STORE_JUMP(o0, f48, 47f) |
| 1da177e4 | 401 | 2: FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) |
| b445e26c | 402 | STORE_SYNC(o0, f48) |
| 1da177e4 | 403 | FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) |
| b445e26c | 404 | STORE_JUMP(o0, f48, 55f) |
| 1da177e4 | 405 | 3: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) |
| b445e26c | 406 | STORE_SYNC(o0, f48) |
| 1da177e4 | 407 | FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) |
| b445e26c | 408 | STORE_JUMP(o0, f48, 63f) |
| 1da177e4 LT |
409 | |
| 410 | 40: FINISH_VISCHUNK(o0, f0, f2, g3) | |
| 411 | 41: FINISH_VISCHUNK(o0, f2, f4, g3) | |
| 412 | 42: FINISH_VISCHUNK(o0, f4, f6, g3) | |
| 413 | 43: FINISH_VISCHUNK(o0, f6, f8, g3) | |
| 414 | 44: FINISH_VISCHUNK(o0, f8, f10, g3) | |
| 415 | 45: FINISH_VISCHUNK(o0, f10, f12, g3) | |
| 416 | 46: FINISH_VISCHUNK(o0, f12, f14, g3) | |
| 417 | 47: UNEVEN_VISCHUNK(o0, f14, f0, g3) | |
| 418 | 48: FINISH_VISCHUNK(o0, f16, f18, g3) | |
| 419 | 49: FINISH_VISCHUNK(o0, f18, f20, g3) | |
| 420 | 50: FINISH_VISCHUNK(o0, f20, f22, g3) | |
| 421 | 51: FINISH_VISCHUNK(o0, f22, f24, g3) | |
| 422 | 52: FINISH_VISCHUNK(o0, f24, f26, g3) | |
| 423 | 53: FINISH_VISCHUNK(o0, f26, f28, g3) | |
| 424 | 54: FINISH_VISCHUNK(o0, f28, f30, g3) | |
| 425 | 55: UNEVEN_VISCHUNK(o0, f30, f0, g3) | |
| 426 | 56: FINISH_VISCHUNK(o0, f32, f34, g3) | |
| 427 | 57: FINISH_VISCHUNK(o0, f34, f36, g3) | |
| 428 | 58: FINISH_VISCHUNK(o0, f36, f38, g3) | |
| 429 | 59: FINISH_VISCHUNK(o0, f38, f40, g3) | |
| 430 | 60: FINISH_VISCHUNK(o0, f40, f42, g3) | |
| 431 | 61: FINISH_VISCHUNK(o0, f42, f44, g3) | |
| 432 | 62: FINISH_VISCHUNK(o0, f44, f46, g3) | |
| 433 | 63: UNEVEN_VISCHUNK_LAST(o0, f46, f0, g3) | |
| 434 | ||
| a7c5724b | 435 | 93: EX_LD_FP(LOAD(ldd, %o1, %f2)) |
| 1da177e4 LT |
436 | add %o1, 8, %o1 |
| 437 | subcc %g3, 8, %g3 | |
| 438 | faligndata %f0, %f2, %f8 | |
| a7c5724b | 439 | EX_ST_FP(STORE(std, %f8, %o0)) |
| 1da177e4 LT |
440 | bl,pn %xcc, 95f |
| 441 | add %o0, 8, %o0 | |
| a7c5724b | 442 | EX_LD_FP(LOAD(ldd, %o1, %f0)) |
| 1da177e4 LT |
443 | add %o1, 8, %o1 |
| 444 | subcc %g3, 8, %g3 | |
| 445 | faligndata %f2, %f0, %f8 | |
| a7c5724b | 446 | EX_ST_FP(STORE(std, %f8, %o0)) |
| 1da177e4 LT |
447 | bge,pt %xcc, 93b |
| 448 | add %o0, 8, %o0 | |
| 449 | ||
| 450 | 95: brz,pt %o2, 2f | |
| 451 | mov %g1, %o1 | |
| 452 | ||
| a7c5724b | 453 | 1: EX_LD_FP(LOAD(ldub, %o1, %o3)) |
| 1da177e4 LT |
454 | add %o1, 1, %o1 |
| 455 | subcc %o2, 1, %o2 | |
| a7c5724b | 456 | EX_ST_FP(STORE(stb, %o3, %o0)) |
| 1da177e4 LT |
457 | bne,pt %xcc, 1b |
| 458 | add %o0, 1, %o0 | |
| 459 | ||
| 460 | 2: membar #StoreLoad | #StoreStore | |
| 461 | VISExit | |
| 462 | retl | |
| 463 | mov EX_RETVAL(%o4), %o0 | |
| 464 | ||
| 465 | .align 64 | |
| 466 | 70: /* 16 < len <= (5 * 64) */ | |
| 467 | bne,pn %XCC, 75f | |
| 468 | sub %o0, %o1, %o3 | |
| 469 | ||
| 470 | 72: andn %o2, 0xf, %GLOBAL_SPARE | |
| 471 | and %o2, 0xf, %o2 | |
| 472 | 1: EX_LD(LOAD(ldx, %o1 + 0x00, %o5)) | |
| 473 | EX_LD(LOAD(ldx, %o1 + 0x08, %g1)) | |
| 474 | subcc %GLOBAL_SPARE, 0x10, %GLOBAL_SPARE | |
| 475 | EX_ST(STORE(stx, %o5, %o1 + %o3)) | |
| 476 | add %o1, 0x8, %o1 | |
| 477 | EX_ST(STORE(stx, %g1, %o1 + %o3)) | |
| 478 | bgu,pt %XCC, 1b | |
| 479 | add %o1, 0x8, %o1 | |
| 480 | 73: andcc %o2, 0x8, %g0 | |
| 481 | be,pt %XCC, 1f | |
| 482 | nop | |
| 483 | EX_LD(LOAD(ldx, %o1, %o5)) | |
| 484 | sub %o2, 0x8, %o2 | |
| 485 | EX_ST(STORE(stx, %o5, %o1 + %o3)) | |
| 486 | add %o1, 0x8, %o1 | |
| 487 | 1: andcc %o2, 0x4, %g0 | |
| 488 | be,pt %XCC, 1f | |
| 489 | nop | |
| 490 | EX_LD(LOAD(lduw, %o1, %o5)) | |
| 491 | sub %o2, 0x4, %o2 | |
| 492 | EX_ST(STORE(stw, %o5, %o1 + %o3)) | |
| 493 | add %o1, 0x4, %o1 | |
| 494 | 1: cmp %o2, 0 | |
| 495 | be,pt %XCC, 85f | |
| 496 | nop | |
| 497 | ba,pt %xcc, 90f | |
| 498 | nop | |
| 499 | ||
| 500 | 75: andcc %o0, 0x7, %g1 | |
| 501 | sub %g1, 0x8, %g1 | |
| 502 | be,pn %icc, 2f | |
| 503 | sub %g0, %g1, %g1 | |
| 504 | sub %o2, %g1, %o2 | |
| 505 | ||
| 506 | 1: EX_LD(LOAD(ldub, %o1, %o5)) | |
| 507 | subcc %g1, 1, %g1 | |
| 508 | EX_ST(STORE(stb, %o5, %o1 + %o3)) | |
| 509 | bgu,pt %icc, 1b | |
| 510 | add %o1, 1, %o1 | |
| 511 | ||
| 512 | 2: add %o1, %o3, %o0 | |
| 513 | andcc %o1, 0x7, %g1 | |
| 514 | bne,pt %icc, 8f | |
| 515 | sll %g1, 3, %g1 | |
| 516 | ||
| 517 | cmp %o2, 16 | |
| 518 | bgeu,pt %icc, 72b | |
| 519 | nop | |
| 520 | ba,a,pt %xcc, 73b | |
| 521 | ||
| 522 | 8: mov 64, %o3 | |
| 523 | andn %o1, 0x7, %o1 | |
| 524 | EX_LD(LOAD(ldx, %o1, %g2)) | |
| 525 | sub %o3, %g1, %o3 | |
| 526 | andn %o2, 0x7, %GLOBAL_SPARE | |
| 527 | sllx %g2, %g1, %g2 | |
| 528 | 1: EX_LD(LOAD(ldx, %o1 + 0x8, %g3)) | |
| 529 | subcc %GLOBAL_SPARE, 0x8, %GLOBAL_SPARE | |
| 530 | add %o1, 0x8, %o1 | |
| 531 | srlx %g3, %o3, %o5 | |
| 532 | or %o5, %g2, %o5 | |
| 533 | EX_ST(STORE(stx, %o5, %o0)) | |
| 534 | add %o0, 0x8, %o0 | |
| 535 | bgu,pt %icc, 1b | |
| 536 | sllx %g3, %g1, %g2 | |
| 537 | ||
| 538 | srl %g1, 3, %g1 | |
| 539 | andcc %o2, 0x7, %o2 | |
| 540 | be,pn %icc, 85f | |
| 541 | add %o1, %g1, %o1 | |
| 542 | ba,pt %xcc, 90f | |
| 543 | sub %o0, %o1, %o3 | |
| 544 | ||
| 545 | .align 64 | |
| 546 | 80: /* 0 < len <= 16 */ | |
| 547 | andcc %o3, 0x3, %g0 | |
| 548 | bne,pn %XCC, 90f | |
| 549 | sub %o0, %o1, %o3 | |
| 550 | ||
| 551 | 1: EX_LD(LOAD(lduw, %o1, %g1)) | |
| 552 | subcc %o2, 4, %o2 | |
| 553 | EX_ST(STORE(stw, %g1, %o1 + %o3)) | |
| 554 | bgu,pt %XCC, 1b | |
| 555 | add %o1, 4, %o1 | |
| 556 | ||
| 557 | 85: retl | |
| 558 | mov EX_RETVAL(%o4), %o0 | |
| 559 | ||
| 560 | .align 32 | |
| 561 | 90: EX_LD(LOAD(ldub, %o1, %g1)) | |
| 562 | subcc %o2, 1, %o2 | |
| 563 | EX_ST(STORE(stb, %g1, %o1 + %o3)) | |
| 564 | bgu,pt %XCC, 90b | |
| 565 | add %o1, 1, %o1 | |
| 566 | retl | |
| 567 | mov EX_RETVAL(%o4), %o0 | |
| 568 | ||
| 569 | .size FUNC_NAME, .-FUNC_NAME |