git://sourceware.org / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 537e7234 UD |
1 | /* PLT trampolines. SH version. |
| 2 | Copyright (C) 2005 Free Software Foundation, Inc. | |
| 3 | This file is part of the GNU C Library. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 16 | License along with the GNU C Library; if not, write to the Free | |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
| 18 | 02111-1307 USA. */ | |
| 19 | ||
| 20 | #include <sysdep.h> | |
| 21 | ||
| 22 | .text | |
| 23 | .globl _dl_runtime_resolve | |
| 24 | .type _dl_runtime_resolve, @function | |
| 25 | cfi_startproc | |
| 26 | .align 5 | |
| 27 | _dl_runtime_resolve: | |
| 28 | mov.l r2,@-r15 | |
| 29 | cfi_adjust_cfa_offset (4) | |
| 30 | mov.l r3,@-r15 | |
| 31 | cfi_adjust_cfa_offset (4) | |
| 32 | mov.l r4,@-r15 | |
| 33 | cfi_adjust_cfa_offset (4) | |
| 34 | mov.l r5,@-r15 | |
| 35 | cfi_adjust_cfa_offset (4) | |
| 36 | mov.l r6,@-r15 | |
| 37 | cfi_adjust_cfa_offset (4) | |
| 38 | mov.l r7,@-r15 | |
| 39 | cfi_adjust_cfa_offset (4) | |
| 40 | mov.l r12,@-r15 | |
| 41 | cfi_adjust_cfa_offset (4) | |
| 42 | sts.l macl,@-r15 | |
| 43 | cfi_adjust_cfa_offset (4) | |
| 44 | sts.l mach,@-r15 | |
| 45 | cfi_adjust_cfa_offset (4) | |
| 46 | movt r3 ! Save T flag. | |
| 47 | mov.l r3,@-r15 | |
| 48 | cfi_adjust_cfa_offset (4) | |
| 49 | #ifdef HAVE_FPU | |
| 50 | sts.l fpscr,@-r15 | |
| 51 | cfi_adjust_cfa_offset (4) | |
| 52 | mov #8,r3 | |
| 53 | swap.w r3,r3 | |
| 54 | lds r3,fpscr | |
| 55 | fmov.s fr11,@-r15 | |
| 56 | cfi_adjust_cfa_offset (4) | |
| 57 | fmov.s fr10,@-r15 | |
| 58 | cfi_adjust_cfa_offset (4) | |
| 59 | fmov.s fr9,@-r15 | |
| 60 | cfi_adjust_cfa_offset (4) | |
| 61 | fmov.s fr8,@-r15 | |
| 62 | cfi_adjust_cfa_offset (4) | |
| 63 | fmov.s fr7,@-r15 | |
| 64 | cfi_adjust_cfa_offset (4) | |
| 65 | fmov.s fr6,@-r15 | |
| 66 | cfi_adjust_cfa_offset (4) | |
| 67 | fmov.s fr5,@-r15 | |
| 68 | cfi_adjust_cfa_offset (4) | |
| 69 | fmov.s fr4,@-r15 | |
| 70 | cfi_adjust_cfa_offset (4) | |
| 71 | #endif | |
| 72 | sts.l pr,@-r15 | |
| 73 | cfi_adjust_cfa_offset (4) | |
| 74 | tst r0,r0 | |
| 75 | bt 1f | |
| 76 | mov r0,r2 | |
| 77 | 1: | |
| 78 | mov r0,r4 ! PLT type | |
| 79 | mov r2,r5 ! link map address | |
| 80 | #ifdef SHARED | |
| 81 | mov.l 2f,r2 | |
| 82 | mova 2f,r0 | |
| 83 | add r0,r2 ! Get GOT address in r2 | |
| 84 | mov.l 3f,r0 | |
| 85 | add r2,r0 | |
| 86 | #else | |
| 87 | mov.l 3f,r0 | |
| 88 | #endif | |
| 89 | jsr @r0 ! Call resolver. | |
| 90 | mov r1,r6 ! reloc offset | |
| 91 | lds.l @r15+,pr ! Get register content back. | |
| 92 | cfi_adjust_cfa_offset (-4) | |
| 93 | #ifdef HAVE_FPU | |
| 94 | fmov.s @r15+,fr4 | |
| 95 | cfi_adjust_cfa_offset (-4) | |
| 96 | fmov.s @r15+,fr5 | |
| 97 | cfi_adjust_cfa_offset (-4) | |
| 98 | fmov.s @r15+,fr6 | |
| 99 | cfi_adjust_cfa_offset (-4) | |
| 100 | fmov.s @r15+,fr7 | |
| 101 | cfi_adjust_cfa_offset (-4) | |
| 102 | fmov.s @r15+,fr8 | |
| 103 | cfi_adjust_cfa_offset (-4) | |
| 104 | fmov.s @r15+,fr9 | |
| 105 | cfi_adjust_cfa_offset (-4) | |
| 106 | fmov.s @r15+,fr10 | |
| 107 | cfi_adjust_cfa_offset (-4) | |
| 108 | fmov.s @r15+,fr11 | |
| 109 | cfi_adjust_cfa_offset (-4) | |
| 110 | lds.l @r15+,fpscr | |
| 111 | cfi_adjust_cfa_offset (-4) | |
| 112 | #endif | |
| 113 | mov.l @r15+,r3 | |
| 114 | cfi_adjust_cfa_offset (-4) | |
| 115 | shal r3 ! Lode T flag. | |
| 116 | lds.l @r15+,mach | |
| 117 | cfi_adjust_cfa_offset (-4) | |
| 118 | lds.l @r15+,macl | |
| 119 | cfi_adjust_cfa_offset (-4) | |
| 120 | mov.l @r15+,r12 | |
| 121 | cfi_adjust_cfa_offset (-4) | |
| 122 | mov.l @r15+,r7 | |
| 123 | cfi_adjust_cfa_offset (-4) | |
| 124 | mov.l @r15+,r6 | |
| 125 | cfi_adjust_cfa_offset (-4) | |
| 126 | mov.l @r15+,r5 | |
| 127 | cfi_adjust_cfa_offset (-4) | |
| 128 | mov.l @r15+,r4 | |
| 129 | cfi_adjust_cfa_offset (-4) | |
| 130 | mov.l @r15+,r3 | |
| 131 | cfi_adjust_cfa_offset (-4) | |
| 132 | jmp @r0 ! Jump to function address. | |
| 133 | mov.l @r15+,r2 | |
| 134 | cfi_adjust_cfa_offset (-4) | |
| 135 | .align 2 | |
| 136 | #ifdef SHARED | |
| 137 | 2: .long _GLOBAL_OFFSET_TABLE_ | |
| 138 | 3: .long _dl_fixup@GOTOFF | |
| 139 | #else | |
| 140 | 3: .long _dl_fixup | |
| 141 | #endif | |
| 142 | cfi_endproc | |
| 143 | .size _dl_runtime_resolve, .-_dl_runtime_resolve | |
| 144 | ||
| 145 | ||
| 146 | .globl _dl_runtime_profile | |
| 147 | .type _dl_runtime_profile,@function | |
| 148 | cfi_startproc | |
| 149 | .align 5 | |
| 150 | _dl_runtime_profile: | |
| 151 | mov.l r12,@-r15 | |
| 152 | cfi_adjust_cfa_offset (4) | |
| 153 | #ifdef HAVE_FPU | |
| 154 | sts.l fpscr,@-r15 | |
| 155 | cfi_adjust_cfa_offset (4) | |
| 156 | mov #8,r12 | |
| 157 | swap.w r12,r12 | |
| 158 | lds r12,fpscr | |
| 159 | fmov.s fr11,@-r15 | |
| 160 | cfi_adjust_cfa_offset (4) | |
| 161 | fmov.s fr10,@-r15 | |
| 162 | cfi_adjust_cfa_offset (4) | |
| 163 | fmov.s fr9,@-r15 | |
| 164 | cfi_adjust_cfa_offset (4) | |
| 165 | fmov.s fr8,@-r15 | |
| 166 | cfi_adjust_cfa_offset (4) | |
| 167 | fmov.s fr7,@-r15 | |
| 168 | cfi_adjust_cfa_offset (4) | |
| 169 | fmov.s fr6,@-r15 | |
| 170 | cfi_adjust_cfa_offset (4) | |
| 171 | fmov.s fr5,@-r15 | |
| 172 | cfi_adjust_cfa_offset (4) | |
| 173 | fmov.s fr4,@-r15 | |
| 174 | cfi_adjust_cfa_offset (4) | |
| 175 | #else | |
| 176 | add #-36,r15 | |
| 177 | cfi_adjust_cfa_offset (36) | |
| 178 | #endif | |
| 179 | mov.l r7,@-r15 | |
| 180 | cfi_adjust_cfa_offset (4) | |
| 181 | mov.l r6,@-r15 | |
| 182 | cfi_adjust_cfa_offset (4) | |
| 183 | mov.l r5,@-r15 | |
| 184 | cfi_adjust_cfa_offset (4) | |
| 185 | mov.l r4,@-r15 | |
| 186 | cfi_adjust_cfa_offset (4) | |
| 187 | mov.l r3,@-r15 | |
| 188 | cfi_adjust_cfa_offset (4) | |
| 189 | mov.l r2,@-r15 | |
| 190 | cfi_adjust_cfa_offset (4) | |
| 191 | sts.l macl,@-r15 | |
| 192 | cfi_adjust_cfa_offset (4) | |
| 193 | sts.l mach,@-r15 | |
| 194 | cfi_adjust_cfa_offset (4) | |
| 195 | movt r3 ! Save T flag. | |
| 196 | mov.l r3,@-r15 | |
| 197 | cfi_adjust_cfa_offset (4) | |
| 198 | sts.l pr,@-r15 | |
| 199 | cfi_adjust_cfa_offset (4) | |
| 200 | tst r0,r0 | |
| 201 | bt 1f | |
| 202 | mov r0,r2 | |
| 203 | 1: | |
| 204 | mov r0,r4 ! PLT type | |
| 205 | mov r2,r5 ! link map address | |
| 206 | sts pr,r7 ! return address | |
| 207 | add #-24,r15 | |
| 208 | cfi_adjust_cfa_offset (24) | |
| 209 | mov #40,r0 | |
| 210 | add r15,r0 | |
| 211 | mov.l r0,@r15 ! Address of the register structure | |
| 212 | mov #-1,r0 | |
| 213 | mov.l r0,@(8,r15) | |
| 214 | mov #8,r0 | |
| 215 | add r15,r0 | |
| 216 | mov.l r0,@(4,r15) | |
| 217 | mov.l r5,@(12,r15) | |
| 218 | mov.l r1,@(16,r15) | |
| 219 | #ifdef SHARED | |
| 220 | mov.l 2f,r12 | |
| 221 | mova 2f,r0 | |
| 222 | add r0,r12 ! Get GOT address in r12 | |
| 223 | mov.l 3f,r0 | |
| 224 | add r12,r0 | |
| 225 | #else | |
| 226 | mov.l 3f,r0 | |
| 227 | #endif | |
| 228 | jsr @r0 ! Call resolver. | |
| 229 | mov r1,r6 ! reloc offset | |
| 230 | mov.l @(8,r15),r1 | |
| 231 | cmp/pz r1 | |
| 232 | bt 4f | |
| 233 | add #24,r15 | |
| 234 | cfi_adjust_cfa_offset (-24) | |
| 235 | lds.l @r15+,pr ! Get register content back. | |
| 236 | cfi_adjust_cfa_offset (-4) | |
| 237 | mov.l @r15+,r3 | |
| 238 | cfi_adjust_cfa_offset (-4) | |
| 239 | shal r3 ! Lode T flag. | |
| 240 | lds.l @r15+,mach | |
| 241 | cfi_adjust_cfa_offset (-4) | |
| 242 | lds.l @r15+,macl | |
| 243 | cfi_adjust_cfa_offset (-4) | |
| 244 | mov.l @r15+,r2 | |
| 245 | cfi_adjust_cfa_offset (-4) | |
| 246 | mov.l @r15+,r3 | |
| 247 | cfi_adjust_cfa_offset (-4) | |
| 248 | mov.l @r15+,r4 | |
| 249 | cfi_adjust_cfa_offset (-4) | |
| 250 | mov.l @r15+,r5 | |
| 251 | cfi_adjust_cfa_offset (-4) | |
| 252 | mov.l @r15+,r6 | |
| 253 | cfi_adjust_cfa_offset (-4) | |
| 254 | mov.l @r15+,r7 | |
| 255 | cfi_adjust_cfa_offset (-4) | |
| 256 | #ifdef HAVE_FPU | |
| 257 | fmov.s @r15+,fr4 | |
| 258 | cfi_adjust_cfa_offset (-4) | |
| 259 | fmov.s @r15+,fr5 | |
| 260 | cfi_adjust_cfa_offset (-4) | |
| 261 | fmov.s @r15+,fr6 | |
| 262 | cfi_adjust_cfa_offset (-4) | |
| 263 | fmov.s @r15+,fr7 | |
| 264 | cfi_adjust_cfa_offset (-4) | |
| 265 | fmov.s @r15+,fr8 | |
| 266 | cfi_adjust_cfa_offset (-4) | |
| 267 | fmov.s @r15+,fr9 | |
| 268 | cfi_adjust_cfa_offset (-4) | |
| 269 | fmov.s @r15+,fr10 | |
| 270 | cfi_adjust_cfa_offset (-4) | |
| 271 | fmov.s @r15+,fr11 | |
| 272 | cfi_adjust_cfa_offset (-4) | |
| 273 | lds.l @r15+,fpscr | |
| 274 | cfi_adjust_cfa_offset (-4) | |
| 275 | #else | |
| 276 | add #36,r15 | |
| 277 | cfi_adjust_cfa_offset (-36) | |
| 278 | #endif | |
| 279 | jmp @r0 ! Jump to function address. | |
| 280 | mov.l @r15+,r12 | |
| 281 | cfi_adjust_cfa_offset (-4) | |
| 282 | .align 2 | |
| 283 | #ifdef SHARED | |
| 284 | 2: .long _GLOBAL_OFFSET_TABLE_ | |
| 285 | 3: .long _dl_profile_fixup@GOTOFF | |
| 286 | #else | |
| 287 | 3: .long _dl_profile_fixup | |
| 288 | #endif | |
| 289 | ||
| 290 | cfi_adjust_cfa_offset (104) | |
| 291 | 4: | |
| 292 | mov #104,r3 | |
| 293 | add r15,r3 ! Original stack | |
| 294 | mov.l r8,@(20,r15) | |
| 295 | cfi_rel_offset (r8, 20) | |
| 296 | mov r15,r8 | |
| 297 | sub r1,r15 | |
| 298 | shlr2 r15 | |
| 299 | shll2 r15 | |
| 300 | mov r15,r4 | |
| 301 | shlr2 r1 | |
| 302 | tst r1,r1 | |
| 303 | 5: | |
| 304 | bt/s 6f | |
| 305 | dt r1 | |
| 306 | mov.l @r3+,r2 | |
| 307 | mov.l r2,@r4 | |
| 308 | bra 5b | |
| 309 | add #4,r4 | |
| 310 | 6: | |
| 311 | mov.l @r8,r12 | |
| 312 | mov.l @r12+,r2 | |
| 313 | mov.l @r12+,r3 | |
| 314 | mov.l @r12+,r4 | |
| 315 | mov.l @r12+,r5 | |
| 316 | mov.l @r12+,r6 | |
| 317 | mov.l @r12+,r7 | |
| 318 | #ifdef HAVE_FPU | |
| 319 | fmov.s @r12+,fr4 | |
| 320 | fmov.s @r12+,fr5 | |
| 321 | fmov.s @r12+,fr6 | |
| 322 | fmov.s @r12+,fr7 | |
| 323 | fmov.s @r12+,fr8 | |
| 324 | fmov.s @r12+,fr9 | |
| 325 | fmov.s @r12+,fr10 | |
| 326 | fmov.s @r12+,fr11 | |
| 327 | lds.l @r12+,fpscr | |
| 328 | #else | |
| 329 | add #36,r2 | |
| 330 | #endif | |
| 331 | jsr @r0 ! Call function. | |
| 332 | nop | |
| 333 | mov r8,r15 | |
| 334 | mov.l @(12,r15),r4 ! link map address | |
| 335 | mov.l @(16,r15),r5 ! reloc offset | |
| 336 | mov.l @r15,r6 ! input registers | |
| 337 | #ifdef HAVE_FPU | |
| 338 | mov #16,r8 | |
| 339 | add r15,r8 | |
| 340 | fmov.s fr1,@-r8 | |
| 341 | fmov.s fr0,@-r8 | |
| 342 | #else | |
| 343 | mov #8,r8 | |
| 344 | add r15,r8 | |
| 345 | #endif | |
| 346 | mov.l r1,@-r8 | |
| 347 | mov.l r0,@-r8 | |
| 348 | mov.l @(20,r15),r8 | |
| 349 | cfi_restore (r8) | |
| 350 | #ifdef SHARED | |
| 351 | mov.l 7f,r12 | |
| 352 | mova 7f,r0 | |
| 353 | add r0,r12 ! Get GOT address in r12 | |
| 354 | mov.l 8f,r0 | |
| 355 | add r12,r0 | |
| 356 | #else | |
| 357 | mov.l 8f,r0 | |
| 358 | #endif | |
| 359 | jsr @r0 | |
| 360 | mov r15,r7 ! output registers | |
| 361 | mov.l @r15+,r0 | |
| 362 | cfi_adjust_cfa_offset (-4) | |
| 363 | mov.l @r15+,r1 | |
| 364 | cfi_adjust_cfa_offset (-4) | |
| 365 | #ifdef HAVE_FPU | |
| 366 | fmov.s @r15+,fr0 | |
| 367 | cfi_adjust_cfa_offset (-4) | |
| 368 | fmov.s @r15+,fr1 | |
| 369 | cfi_adjust_cfa_offset (-4) | |
| 370 | add #8,r15 | |
| 371 | cfi_adjust_cfa_offset (-8) | |
| 372 | #else | |
| 373 | add #16,r15 | |
| 374 | cfi_adjust_cfa_offset (-16) | |
| 375 | #endif | |
| 376 | lds.l @r15+,pr ! Get register content back. | |
| 377 | cfi_adjust_cfa_offset (-4) | |
| 378 | mov.l @r15+,r3 | |
| 379 | cfi_adjust_cfa_offset (-4) | |
| 380 | shal r3 ! Lode T flag. | |
| 381 | lds.l @r15+,mach | |
| 382 | cfi_adjust_cfa_offset (-4) | |
| 383 | lds.l @r15+,macl | |
| 384 | cfi_adjust_cfa_offset (-4) | |
| 385 | mov.l @r15+,r2 | |
| 386 | cfi_adjust_cfa_offset (-4) | |
| 387 | mov.l @r15+,r3 | |
| 388 | cfi_adjust_cfa_offset (-4) | |
| 389 | mov.l @r15+,r4 | |
| 390 | cfi_adjust_cfa_offset (-4) | |
| 391 | mov.l @r15+,r5 | |
| 392 | cfi_adjust_cfa_offset (-4) | |
| 393 | mov.l @r15+,r6 | |
| 394 | cfi_adjust_cfa_offset (-4) | |
| 395 | mov.l @r15+,r7 | |
| 396 | cfi_adjust_cfa_offset (-4) | |
| 397 | #ifdef HAVE_FPU | |
| 398 | fmov.s @r15+,fr4 | |
| 399 | cfi_adjust_cfa_offset (-4) | |
| 400 | fmov.s @r15+,fr5 | |
| 401 | cfi_adjust_cfa_offset (-4) | |
| 402 | fmov.s @r15+,fr6 | |
| 403 | cfi_adjust_cfa_offset (-4) | |
| 404 | fmov.s @r15+,fr7 | |
| 405 | cfi_adjust_cfa_offset (-4) | |
| 406 | fmov.s @r15+,fr8 | |
| 407 | cfi_adjust_cfa_offset (-4) | |
| 408 | fmov.s @r15+,fr9 | |
| 409 | cfi_adjust_cfa_offset (-4) | |
| 410 | fmov.s @r15+,fr10 | |
| 411 | cfi_adjust_cfa_offset (-4) | |
| 412 | fmov.s @r15+,fr11 | |
| 413 | cfi_adjust_cfa_offset (-4) | |
| 414 | lds.l @r15+,fpscr | |
| 415 | cfi_adjust_cfa_offset (-4) | |
| 416 | #else | |
| 417 | add #36,r15 | |
| 418 | cfi_adjust_cfa_offset (-36) | |
| 419 | #endif | |
| 420 | rts ! Jump to function address. | |
| 421 | mov.l @r15+,r12 | |
| 422 | cfi_adjust_cfa_offset (-4) | |
| 423 | cfi_endproc | |
| 424 | .align 2 | |
| 425 | #ifdef SHARED | |
| 426 | 7: .long _GLOBAL_OFFSET_TABLE_ | |
| 427 | 8: .long _dl_call_pltexit@GOTOFF | |
| 428 | #else | |
| 429 | 8: .long _dl_call_pltexit | |
| 430 | #endif | |
| 431 | .size _dl_runtime_profile, .-_dl_runtime_profile |