diff options
Diffstat (limited to 'meta/recipes-devtools/elfutils/elfutils-0.148/mips_backend.diff')
| -rw-r--r-- | meta/recipes-devtools/elfutils/elfutils-0.148/mips_backend.diff | 713 |
1 files changed, 0 insertions, 713 deletions
diff --git a/meta/recipes-devtools/elfutils/elfutils-0.148/mips_backend.diff b/meta/recipes-devtools/elfutils/elfutils-0.148/mips_backend.diff deleted file mode 100644 index 3f81a75b1a..0000000000 --- a/meta/recipes-devtools/elfutils/elfutils-0.148/mips_backend.diff +++ /dev/null | |||
| @@ -1,713 +0,0 @@ | |||
| 1 | Upstream-Status: Backport | ||
| 2 | |||
| 3 | Index: elfutils-0.145/backends/mips_init.c | ||
| 4 | =================================================================== | ||
| 5 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
| 6 | +++ elfutils-0.145/backends/mips_init.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 7 | @@ -0,0 +1,60 @@ | ||
| 8 | +/* Initialization of mips specific backend library. | ||
| 9 | + Copyright (C) 2006 Red Hat, Inc. | ||
| 10 | + This file is part of Red Hat elfutils. | ||
| 11 | + | ||
| 12 | + Red Hat elfutils is free software; you can redistribute it and/or modify | ||
| 13 | + it under the terms of the GNU General Public License as published by the | ||
| 14 | + Free Software Foundation; version 2 of the License. | ||
| 15 | + | ||
| 16 | + Red Hat elfutils is distributed in the hope that it will be useful, but | ||
| 17 | + WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 18 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 19 | + General Public License for more details. | ||
| 20 | + | ||
| 21 | + You should have received a copy of the GNU General Public License along | ||
| 22 | + with Red Hat elfutils; if not, write to the Free Software Foundation, | ||
| 23 | + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. | ||
| 24 | + | ||
| 25 | + Red Hat elfutils is an included package of the Open Invention Network. | ||
| 26 | + An included package of the Open Invention Network is a package for which | ||
| 27 | + Open Invention Network licensees cross-license their patents. No patent | ||
| 28 | + license is granted, either expressly or impliedly, by designation as an | ||
| 29 | + included package. Should you wish to participate in the Open Invention | ||
| 30 | + Network licensing program, please visit www.openinventionnetwork.com | ||
| 31 | + <http://www.openinventionnetwork.com>. */ | ||
| 32 | + | ||
| 33 | +#ifdef HAVE_CONFIG_H | ||
| 34 | +# include <config.h> | ||
| 35 | +#endif | ||
| 36 | + | ||
| 37 | +#define BACKEND mips_ | ||
| 38 | +#define RELOC_PREFIX R_MIPS_ | ||
| 39 | +#include "libebl_CPU.h" | ||
| 40 | + | ||
| 41 | +/* This defines the common reloc hooks based on mips_reloc.def. */ | ||
| 42 | +#include "common-reloc.c" | ||
| 43 | + | ||
| 44 | +const char * | ||
| 45 | +mips_init (elf, machine, eh, ehlen) | ||
| 46 | + Elf *elf __attribute__ ((unused)); | ||
| 47 | + GElf_Half machine __attribute__ ((unused)); | ||
| 48 | + Ebl *eh; | ||
| 49 | + size_t ehlen; | ||
| 50 | +{ | ||
| 51 | + /* Check whether the Elf_BH object has a sufficent size. */ | ||
| 52 | + if (ehlen < sizeof (Ebl)) | ||
| 53 | + return NULL; | ||
| 54 | + | ||
| 55 | + /* We handle it. */ | ||
| 56 | + if (machine == EM_MIPS) | ||
| 57 | + eh->name = "MIPS R3000 big-endian"; | ||
| 58 | + else if (machine == EM_MIPS_RS3_LE) | ||
| 59 | + eh->name = "MIPS R3000 little-endian"; | ||
| 60 | + | ||
| 61 | + mips_init_reloc (eh); | ||
| 62 | + HOOK (eh, reloc_simple_type); | ||
| 63 | + HOOK (eh, return_value_location); | ||
| 64 | + HOOK (eh, register_info); | ||
| 65 | + | ||
| 66 | + return MODVERSION; | ||
| 67 | +} | ||
| 68 | Index: elfutils-0.145/backends/mips_regs.c | ||
| 69 | =================================================================== | ||
| 70 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
| 71 | +++ elfutils-0.145/backends/mips_regs.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 72 | @@ -0,0 +1,104 @@ | ||
| 73 | +/* Register names and numbers for MIPS DWARF. | ||
| 74 | + Copyright (C) 2006 Red Hat, Inc. | ||
| 75 | + This file is part of Red Hat elfutils. | ||
| 76 | + | ||
| 77 | + Red Hat elfutils is free software; you can redistribute it and/or modify | ||
| 78 | + it under the terms of the GNU General Public License as published by the | ||
| 79 | + Free Software Foundation; version 2 of the License. | ||
| 80 | + | ||
| 81 | + Red Hat elfutils is distributed in the hope that it will be useful, but | ||
| 82 | + WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 83 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 84 | + General Public License for more details. | ||
| 85 | + | ||
| 86 | + You should have received a copy of the GNU General Public License along | ||
| 87 | + with Red Hat elfutils; if not, write to the Free Software Foundation, | ||
| 88 | + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. | ||
| 89 | + | ||
| 90 | + Red Hat elfutils is an included package of the Open Invention Network. | ||
| 91 | + An included package of the Open Invention Network is a package for which | ||
| 92 | + Open Invention Network licensees cross-license their patents. No patent | ||
| 93 | + license is granted, either expressly or impliedly, by designation as an | ||
| 94 | + included package. Should you wish to participate in the Open Invention | ||
| 95 | + Network licensing program, please visit www.openinventionnetwork.com | ||
| 96 | + <http://www.openinventionnetwork.com>. */ | ||
| 97 | + | ||
| 98 | +#ifdef HAVE_CONFIG_H | ||
| 99 | +# include <config.h> | ||
| 100 | +#endif | ||
| 101 | + | ||
| 102 | +#include <string.h> | ||
| 103 | +#include <dwarf.h> | ||
| 104 | + | ||
| 105 | +#define BACKEND mips_ | ||
| 106 | +#include "libebl_CPU.h" | ||
| 107 | + | ||
| 108 | +ssize_t | ||
| 109 | +mips_register_info (Ebl *ebl __attribute__((unused)), | ||
| 110 | + int regno, char *name, size_t namelen, | ||
| 111 | + const char **prefix, const char **setname, | ||
| 112 | + int *bits, int *type) | ||
| 113 | +{ | ||
| 114 | + if (name == NULL) | ||
| 115 | + return 66; | ||
| 116 | + | ||
| 117 | + if (regno < 0 || regno > 65 || namelen < 4) | ||
| 118 | + return -1; | ||
| 119 | + | ||
| 120 | + *prefix = "$"; | ||
| 121 | + | ||
| 122 | + if (regno < 32) | ||
| 123 | + { | ||
| 124 | + *setname = "integer"; | ||
| 125 | + *type = DW_ATE_signed; | ||
| 126 | + *bits = 32; | ||
| 127 | + if (regno < 32 + 10) | ||
| 128 | + { | ||
| 129 | + name[0] = regno + '0'; | ||
| 130 | + namelen = 1; | ||
| 131 | + } | ||
| 132 | + else | ||
| 133 | + { | ||
| 134 | + name[0] = (regno / 10) + '0'; | ||
| 135 | + name[1] = (regno % 10) + '0'; | ||
| 136 | + namelen = 2; | ||
| 137 | + } | ||
| 138 | + } | ||
| 139 | + else if (regno < 64) | ||
| 140 | + { | ||
| 141 | + *setname = "FPU"; | ||
| 142 | + *type = DW_ATE_float; | ||
| 143 | + *bits = 32; | ||
| 144 | + name[0] = 'f'; | ||
| 145 | + if (regno < 32 + 10) | ||
| 146 | + { | ||
| 147 | + name[1] = (regno - 32) + '0'; | ||
| 148 | + namelen = 2; | ||
| 149 | + } | ||
| 150 | + else | ||
| 151 | + { | ||
| 152 | + name[1] = (regno - 32) / 10 + '0'; | ||
| 153 | + name[2] = (regno - 32) % 10 + '0'; | ||
| 154 | + namelen = 3; | ||
| 155 | + } | ||
| 156 | + } | ||
| 157 | + else if (regno == 64) | ||
| 158 | + { | ||
| 159 | + *type = DW_ATE_signed; | ||
| 160 | + *bits = 32; | ||
| 161 | + name[0] = 'h'; | ||
| 162 | + name[1] = 'i'; | ||
| 163 | + namelen = 2; | ||
| 164 | + } | ||
| 165 | + else | ||
| 166 | + { | ||
| 167 | + *type = DW_ATE_signed; | ||
| 168 | + *bits = 32; | ||
| 169 | + name[0] = 'l'; | ||
| 170 | + name[1] = 'o'; | ||
| 171 | + namelen = 2; | ||
| 172 | + } | ||
| 173 | + | ||
| 174 | + name[namelen++] = '\0'; | ||
| 175 | + return namelen; | ||
| 176 | +} | ||
| 177 | Index: elfutils-0.145/backends/mips_reloc.def | ||
| 178 | =================================================================== | ||
| 179 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
| 180 | +++ elfutils-0.145/backends/mips_reloc.def 2010-02-24 18:57:35.000000000 +0000 | ||
| 181 | @@ -0,0 +1,79 @@ | ||
| 182 | +/* List the relocation types for mips. -*- C -*- | ||
| 183 | + Copyright (C) 2006 Red Hat, Inc. | ||
| 184 | + This file is part of Red Hat elfutils. | ||
| 185 | + | ||
| 186 | + Red Hat elfutils is free software; you can redistribute it and/or modify | ||
| 187 | + it under the terms of the GNU General Public License as published by the | ||
| 188 | + Free Software Foundation; version 2 of the License. | ||
| 189 | + | ||
| 190 | + Red Hat elfutils is distributed in the hope that it will be useful, but | ||
| 191 | + WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 192 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 193 | + General Public License for more details. | ||
| 194 | + | ||
| 195 | + You should have received a copy of the GNU General Public License along | ||
| 196 | + with Red Hat elfutils; if not, write to the Free Software Foundation, | ||
| 197 | + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. | ||
| 198 | + | ||
| 199 | + Red Hat elfutils is an included package of the Open Invention Network. | ||
| 200 | + An included package of the Open Invention Network is a package for which | ||
| 201 | + Open Invention Network licensees cross-license their patents. No patent | ||
| 202 | + license is granted, either expressly or impliedly, by designation as an | ||
| 203 | + included package. Should you wish to participate in the Open Invention | ||
| 204 | + Network licensing program, please visit www.openinventionnetwork.com | ||
| 205 | + <http://www.openinventionnetwork.com>. */ | ||
| 206 | + | ||
| 207 | +/* NAME, REL|EXEC|DYN */ | ||
| 208 | + | ||
| 209 | +RELOC_TYPE (NONE, 0) | ||
| 210 | +RELOC_TYPE (16, 0) | ||
| 211 | +RELOC_TYPE (32, 0) | ||
| 212 | +RELOC_TYPE (REL32, 0) | ||
| 213 | +RELOC_TYPE (26, 0) | ||
| 214 | +RELOC_TYPE (HI16, 0) | ||
| 215 | +RELOC_TYPE (LO16, 0) | ||
| 216 | +RELOC_TYPE (GPREL16, 0) | ||
| 217 | +RELOC_TYPE (LITERAL, 0) | ||
| 218 | +RELOC_TYPE (GOT16, 0) | ||
| 219 | +RELOC_TYPE (PC16, 0) | ||
| 220 | +RELOC_TYPE (CALL16, 0) | ||
| 221 | +RELOC_TYPE (GPREL32, 0) | ||
| 222 | + | ||
| 223 | +RELOC_TYPE (SHIFT5, 0) | ||
| 224 | +RELOC_TYPE (SHIFT6, 0) | ||
| 225 | +RELOC_TYPE (64, 0) | ||
| 226 | +RELOC_TYPE (GOT_DISP, 0) | ||
| 227 | +RELOC_TYPE (GOT_PAGE, 0) | ||
| 228 | +RELOC_TYPE (GOT_OFST, 0) | ||
| 229 | +RELOC_TYPE (GOT_HI16, 0) | ||
| 230 | +RELOC_TYPE (GOT_LO16, 0) | ||
| 231 | +RELOC_TYPE (SUB, 0) | ||
| 232 | +RELOC_TYPE (INSERT_A, 0) | ||
| 233 | +RELOC_TYPE (INSERT_B, 0) | ||
| 234 | +RELOC_TYPE (DELETE, 0) | ||
| 235 | +RELOC_TYPE (HIGHER, 0) | ||
| 236 | +RELOC_TYPE (HIGHEST, 0) | ||
| 237 | +RELOC_TYPE (CALL_HI16, 0) | ||
| 238 | +RELOC_TYPE (CALL_LO16, 0) | ||
| 239 | +RELOC_TYPE (SCN_DISP, 0) | ||
| 240 | +RELOC_TYPE (REL16, 0) | ||
| 241 | +RELOC_TYPE (ADD_IMMEDIATE, 0) | ||
| 242 | +RELOC_TYPE (PJUMP, 0) | ||
| 243 | +RELOC_TYPE (RELGOT, 0) | ||
| 244 | +RELOC_TYPE (JALR, 0) | ||
| 245 | +RELOC_TYPE (TLS_DTPMOD32, 0) | ||
| 246 | +RELOC_TYPE (TLS_DTPREL32, 0) | ||
| 247 | +RELOC_TYPE (TLS_DTPMOD64, 0) | ||
| 248 | +RELOC_TYPE (TLS_DTPREL64, 0) | ||
| 249 | +RELOC_TYPE (TLS_GD, 0) | ||
| 250 | +RELOC_TYPE (TLS_LDM, 0) | ||
| 251 | +RELOC_TYPE (TLS_DTPREL_HI16, 0) | ||
| 252 | +RELOC_TYPE (TLS_DTPREL_LO16, 0) | ||
| 253 | +RELOC_TYPE (TLS_GOTTPREL, 0) | ||
| 254 | +RELOC_TYPE (TLS_TPREL32, 0) | ||
| 255 | +RELOC_TYPE (TLS_TPREL64, 0) | ||
| 256 | +RELOC_TYPE (TLS_TPREL_HI16, 0) | ||
| 257 | +RELOC_TYPE (TLS_TPREL_LO16, 0) | ||
| 258 | + | ||
| 259 | +#define NO_COPY_RELOC 1 | ||
| 260 | +#define NO_RELATIVE_RELOC 1 | ||
| 261 | Index: elfutils-0.145/backends/mips_retval.c | ||
| 262 | =================================================================== | ||
| 263 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
| 264 | +++ elfutils-0.145/backends/mips_retval.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 265 | @@ -0,0 +1,321 @@ | ||
| 266 | +/* Function return value location for Linux/mips ABI. | ||
| 267 | + Copyright (C) 2005 Red Hat, Inc. | ||
| 268 | + This file is part of Red Hat elfutils. | ||
| 269 | + | ||
| 270 | + Red Hat elfutils is free software; you can redistribute it and/or modify | ||
| 271 | + it under the terms of the GNU General Public License as published by the | ||
| 272 | + Free Software Foundation; version 2 of the License. | ||
| 273 | + | ||
| 274 | + Red Hat elfutils is distributed in the hope that it will be useful, but | ||
| 275 | + WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 276 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 277 | + General Public License for more details. | ||
| 278 | + | ||
| 279 | + You should have received a copy of the GNU General Public License along | ||
| 280 | + with Red Hat elfutils; if not, write to the Free Software Foundation, | ||
| 281 | + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. | ||
| 282 | + | ||
| 283 | + Red Hat elfutils is an included package of the Open Invention Network. | ||
| 284 | + An included package of the Open Invention Network is a package for which | ||
| 285 | + Open Invention Network licensees cross-license their patents. No patent | ||
| 286 | + license is granted, either expressly or impliedly, by designation as an | ||
| 287 | + included package. Should you wish to participate in the Open Invention | ||
| 288 | + Network licensing program, please visit www.openinventionnetwork.com | ||
| 289 | + <http://www.openinventionnetwork.com>. */ | ||
| 290 | + | ||
| 291 | +#ifdef HAVE_CONFIG_H | ||
| 292 | +# include <config.h> | ||
| 293 | +#endif | ||
| 294 | + | ||
| 295 | +#include <string.h> | ||
| 296 | +#include <assert.h> | ||
| 297 | +#include <dwarf.h> | ||
| 298 | +#include <elf.h> | ||
| 299 | + | ||
| 300 | +#include "../libebl/libeblP.h" | ||
| 301 | +#include "../libdw/libdwP.h" | ||
| 302 | + | ||
| 303 | +#define BACKEND mips_ | ||
| 304 | +#include "libebl_CPU.h" | ||
| 305 | + | ||
| 306 | +/* The ABI of the file. Also see EF_MIPS_ABI2 above. */ | ||
| 307 | +#define EF_MIPS_ABI 0x0000F000 | ||
| 308 | + | ||
| 309 | +/* The original o32 abi. */ | ||
| 310 | +#define E_MIPS_ABI_O32 0x00001000 | ||
| 311 | + | ||
| 312 | +/* O32 extended to work on 64 bit architectures */ | ||
| 313 | +#define E_MIPS_ABI_O64 0x00002000 | ||
| 314 | + | ||
| 315 | +/* EABI in 32 bit mode */ | ||
| 316 | +#define E_MIPS_ABI_EABI32 0x00003000 | ||
| 317 | + | ||
| 318 | +/* EABI in 64 bit mode */ | ||
| 319 | +#define E_MIPS_ABI_EABI64 0x00004000 | ||
| 320 | + | ||
| 321 | +/* All the possible MIPS ABIs. */ | ||
| 322 | +enum mips_abi | ||
| 323 | + { | ||
| 324 | + MIPS_ABI_UNKNOWN = 0, | ||
| 325 | + MIPS_ABI_N32, | ||
| 326 | + MIPS_ABI_O32, | ||
| 327 | + MIPS_ABI_N64, | ||
| 328 | + MIPS_ABI_O64, | ||
| 329 | + MIPS_ABI_EABI32, | ||
| 330 | + MIPS_ABI_EABI64, | ||
| 331 | + MIPS_ABI_LAST | ||
| 332 | + }; | ||
| 333 | + | ||
| 334 | +/* Find the mips ABI of the current file */ | ||
| 335 | +enum mips_abi find_mips_abi(Elf *elf) | ||
| 336 | +{ | ||
| 337 | + GElf_Ehdr ehdr_mem; | ||
| 338 | + GElf_Ehdr *ehdr = gelf_getehdr (elf, &ehdr_mem); | ||
| 339 | + | ||
| 340 | + if (ehdr == NULL) | ||
| 341 | + return MIPS_ABI_LAST; | ||
| 342 | + | ||
| 343 | + GElf_Word elf_flags = ehdr->e_flags; | ||
| 344 | + | ||
| 345 | + /* Check elf_flags to see if it specifies the ABI being used. */ | ||
| 346 | + switch ((elf_flags & EF_MIPS_ABI)) | ||
| 347 | + { | ||
| 348 | + case E_MIPS_ABI_O32: | ||
| 349 | + return MIPS_ABI_O32; | ||
| 350 | + case E_MIPS_ABI_O64: | ||
| 351 | + return MIPS_ABI_O64; | ||
| 352 | + case E_MIPS_ABI_EABI32: | ||
| 353 | + return MIPS_ABI_EABI32; | ||
| 354 | + case E_MIPS_ABI_EABI64: | ||
| 355 | + return MIPS_ABI_EABI64; | ||
| 356 | + default: | ||
| 357 | + if ((elf_flags & EF_MIPS_ABI2)) | ||
| 358 | + return MIPS_ABI_N32; | ||
| 359 | + } | ||
| 360 | + | ||
| 361 | + /* GCC creates a pseudo-section whose name describes the ABI. */ | ||
| 362 | + size_t shstrndx; | ||
| 363 | + if (elf_getshdrstrndx (elf, &shstrndx) < 0) | ||
| 364 | + return MIPS_ABI_LAST; | ||
| 365 | + | ||
| 366 | + const char *name; | ||
| 367 | + Elf_Scn *scn = NULL; | ||
| 368 | + while ((scn = elf_nextscn (elf, scn)) != NULL) | ||
| 369 | + { | ||
| 370 | + GElf_Shdr shdr_mem; | ||
| 371 | + GElf_Shdr *shdr = gelf_getshdr (scn, &shdr_mem); | ||
| 372 | + if (shdr == NULL) | ||
| 373 | + return MIPS_ABI_LAST; | ||
| 374 | + | ||
| 375 | + name = elf_strptr (elf, shstrndx, shdr->sh_name) ?: ""; | ||
| 376 | + if (strncmp (name, ".mdebug.", 8) != 0) | ||
| 377 | + continue; | ||
| 378 | + | ||
| 379 | + if (strcmp (name, ".mdebug.abi32") == 0) | ||
| 380 | + return MIPS_ABI_O32; | ||
| 381 | + else if (strcmp (name, ".mdebug.abiN32") == 0) | ||
| 382 | + return MIPS_ABI_N32; | ||
| 383 | + else if (strcmp (name, ".mdebug.abi64") == 0) | ||
| 384 | + return MIPS_ABI_N64; | ||
| 385 | + else if (strcmp (name, ".mdebug.abiO64") == 0) | ||
| 386 | + return MIPS_ABI_O64; | ||
| 387 | + else if (strcmp (name, ".mdebug.eabi32") == 0) | ||
| 388 | + return MIPS_ABI_EABI32; | ||
| 389 | + else if (strcmp (name, ".mdebug.eabi64") == 0) | ||
| 390 | + return MIPS_ABI_EABI64; | ||
| 391 | + else | ||
| 392 | + return MIPS_ABI_UNKNOWN; | ||
| 393 | + } | ||
| 394 | + | ||
| 395 | + return MIPS_ABI_UNKNOWN; | ||
| 396 | +} | ||
| 397 | + | ||
| 398 | +unsigned int | ||
| 399 | +mips_abi_regsize (enum mips_abi abi) | ||
| 400 | +{ | ||
| 401 | + switch (abi) | ||
| 402 | + { | ||
| 403 | + case MIPS_ABI_EABI32: | ||
| 404 | + case MIPS_ABI_O32: | ||
| 405 | + return 4; | ||
| 406 | + case MIPS_ABI_N32: | ||
| 407 | + case MIPS_ABI_N64: | ||
| 408 | + case MIPS_ABI_O64: | ||
| 409 | + case MIPS_ABI_EABI64: | ||
| 410 | + return 8; | ||
| 411 | + case MIPS_ABI_UNKNOWN: | ||
| 412 | + case MIPS_ABI_LAST: | ||
| 413 | + default: | ||
| 414 | + return 0; | ||
| 415 | + } | ||
| 416 | +} | ||
| 417 | + | ||
| 418 | + | ||
| 419 | +/* $v0 or pair $v0, $v1 */ | ||
| 420 | +static const Dwarf_Op loc_intreg_o32[] = | ||
| 421 | + { | ||
| 422 | + { .atom = DW_OP_reg2 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 423 | + { .atom = DW_OP_reg3 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 424 | + }; | ||
| 425 | + | ||
| 426 | +static const Dwarf_Op loc_intreg[] = | ||
| 427 | + { | ||
| 428 | + { .atom = DW_OP_reg2 }, { .atom = DW_OP_piece, .number = 8 }, | ||
| 429 | + { .atom = DW_OP_reg3 }, { .atom = DW_OP_piece, .number = 8 }, | ||
| 430 | + }; | ||
| 431 | +#define nloc_intreg 1 | ||
| 432 | +#define nloc_intregpair 4 | ||
| 433 | + | ||
| 434 | +/* $f0 (float), or pair $f0, $f1 (double). | ||
| 435 | + * f2/f3 are used for COMPLEX (= 2 doubles) returns in Fortran */ | ||
| 436 | +static const Dwarf_Op loc_fpreg_o32[] = | ||
| 437 | + { | ||
| 438 | + { .atom = DW_OP_regx, .number = 32 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 439 | + { .atom = DW_OP_regx, .number = 33 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 440 | + { .atom = DW_OP_regx, .number = 34 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 441 | + { .atom = DW_OP_regx, .number = 35 }, { .atom = DW_OP_piece, .number = 4 }, | ||
| 442 | + }; | ||
| 443 | + | ||
| 444 | +/* $f0, or pair $f0, $f2. */ | ||
| 445 | +static const Dwarf_Op loc_fpreg[] = | ||
| 446 | + { | ||
| 447 | + { .atom = DW_OP_regx, .number = 32 }, { .atom = DW_OP_piece, .number = 8 }, | ||
| 448 | + { .atom = DW_OP_regx, .number = 34 }, { .atom = DW_OP_piece, .number = 8 }, | ||
| 449 | + }; | ||
| 450 | +#define nloc_fpreg 1 | ||
| 451 | +#define nloc_fpregpair 4 | ||
| 452 | +#define nloc_fpregquad 8 | ||
| 453 | + | ||
| 454 | +/* The return value is a structure and is actually stored in stack space | ||
| 455 | + passed in a hidden argument by the caller. But, the compiler | ||
| 456 | + helpfully returns the address of that space in $v0. */ | ||
| 457 | +static const Dwarf_Op loc_aggregate[] = | ||
| 458 | + { | ||
| 459 | + { .atom = DW_OP_breg2, .number = 0 } | ||
| 460 | + }; | ||
| 461 | +#define nloc_aggregate 1 | ||
| 462 | + | ||
| 463 | +int | ||
| 464 | +mips_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locp) | ||
| 465 | +{ | ||
| 466 | + /* First find the ABI used by the elf object */ | ||
| 467 | + enum mips_abi abi = find_mips_abi(functypedie->cu->dbg->elf); | ||
| 468 | + | ||
| 469 | + /* Something went seriously wrong while trying to figure out the ABI */ | ||
| 470 | + if (abi == MIPS_ABI_LAST) | ||
| 471 | + return -1; | ||
| 472 | + | ||
| 473 | + /* We couldn't identify the ABI, but the file seems valid */ | ||
| 474 | + if (abi == MIPS_ABI_UNKNOWN) | ||
| 475 | + return -2; | ||
| 476 | + | ||
| 477 | + /* Can't handle EABI variants */ | ||
| 478 | + if ((abi == MIPS_ABI_EABI32) || (abi == MIPS_ABI_EABI64)) | ||
| 479 | + return -2; | ||
| 480 | + | ||
| 481 | + unsigned int regsize = mips_abi_regsize (abi); | ||
| 482 | + if (!regsize) | ||
| 483 | + return -2; | ||
| 484 | + | ||
| 485 | + /* Start with the function's type, and get the DW_AT_type attribute, | ||
| 486 | + which is the type of the return value. */ | ||
| 487 | + | ||
| 488 | + Dwarf_Attribute attr_mem; | ||
| 489 | + Dwarf_Attribute *attr = dwarf_attr_integrate (functypedie, DW_AT_type, &attr_mem); | ||
| 490 | + if (attr == NULL) | ||
| 491 | + /* The function has no return value, like a `void' function in C. */ | ||
| 492 | + return 0; | ||
| 493 | + | ||
| 494 | + Dwarf_Die die_mem; | ||
| 495 | + Dwarf_Die *typedie = dwarf_formref_die (attr, &die_mem); | ||
| 496 | + int tag = dwarf_tag (typedie); | ||
| 497 | + | ||
| 498 | + /* Follow typedefs and qualifiers to get to the actual type. */ | ||
| 499 | + while (tag == DW_TAG_typedef | ||
| 500 | + || tag == DW_TAG_const_type || tag == DW_TAG_volatile_type | ||
| 501 | + || tag == DW_TAG_restrict_type || tag == DW_TAG_mutable_type) | ||
| 502 | + { | ||
| 503 | + attr = dwarf_attr_integrate (typedie, DW_AT_type, &attr_mem); | ||
| 504 | + typedie = dwarf_formref_die (attr, &die_mem); | ||
| 505 | + tag = dwarf_tag (typedie); | ||
| 506 | + } | ||
| 507 | + | ||
| 508 | + switch (tag) | ||
| 509 | + { | ||
| 510 | + case -1: | ||
| 511 | + return -1; | ||
| 512 | + | ||
| 513 | + case DW_TAG_subrange_type: | ||
| 514 | + if (! dwarf_hasattr_integrate (typedie, DW_AT_byte_size)) | ||
| 515 | + { | ||
| 516 | + attr = dwarf_attr_integrate (typedie, DW_AT_type, &attr_mem); | ||
| 517 | + typedie = dwarf_formref_die (attr, &die_mem); | ||
| 518 | + tag = dwarf_tag (typedie); | ||
| 519 | + } | ||
| 520 | + /* Fall through. */ | ||
| 521 | + | ||
| 522 | + case DW_TAG_base_type: | ||
| 523 | + case DW_TAG_enumeration_type: | ||
| 524 | + case DW_TAG_pointer_type: | ||
| 525 | + case DW_TAG_ptr_to_member_type: | ||
| 526 | + { | ||
| 527 | + Dwarf_Word size; | ||
| 528 | + if (dwarf_formudata (dwarf_attr_integrate (typedie, DW_AT_byte_size, | ||
| 529 | + &attr_mem), &size) != 0) | ||
| 530 | + { | ||
| 531 | + if (tag == DW_TAG_pointer_type || tag == DW_TAG_ptr_to_member_type) | ||
| 532 | + size = regsize; | ||
| 533 | + else | ||
| 534 | + return -1; | ||
| 535 | + } | ||
| 536 | + if (tag == DW_TAG_base_type) | ||
| 537 | + { | ||
| 538 | + Dwarf_Word encoding; | ||
| 539 | + if (dwarf_formudata (dwarf_attr_integrate (typedie, DW_AT_encoding, | ||
| 540 | + &attr_mem), &encoding) != 0) | ||
| 541 | + return -1; | ||
| 542 | + | ||
| 543 | +#define ABI_LOC(loc, regsize) ((regsize) == 4 ? (loc ## _o32) : (loc)) | ||
| 544 | + | ||
| 545 | + if (encoding == DW_ATE_float) | ||
| 546 | + { | ||
| 547 | + *locp = ABI_LOC(loc_fpreg, regsize); | ||
| 548 | + if (size <= regsize) | ||
| 549 | + return nloc_fpreg; | ||
| 550 | + | ||
| 551 | + if (size <= 2*regsize) | ||
| 552 | + return nloc_fpregpair; | ||
| 553 | + | ||
| 554 | + if (size <= 4*regsize && abi == MIPS_ABI_O32) | ||
| 555 | + return nloc_fpregquad; | ||
| 556 | + | ||
| 557 | + goto aggregate; | ||
| 558 | + } | ||
| 559 | + } | ||
| 560 | + *locp = ABI_LOC(loc_intreg, regsize); | ||
| 561 | + if (size <= regsize) | ||
| 562 | + return nloc_intreg; | ||
| 563 | + if (size <= 2*regsize) | ||
| 564 | + return nloc_intregpair; | ||
| 565 | + | ||
| 566 | + /* Else fall through. Shouldn't happen though (at least with gcc) */ | ||
| 567 | + } | ||
| 568 | + | ||
| 569 | + case DW_TAG_structure_type: | ||
| 570 | + case DW_TAG_class_type: | ||
| 571 | + case DW_TAG_union_type: | ||
| 572 | + case DW_TAG_array_type: | ||
| 573 | + aggregate: | ||
| 574 | + /* XXX TODO: Can't handle structure return with other ABI's yet :-/ */ | ||
| 575 | + if ((abi != MIPS_ABI_O32) && (abi != MIPS_ABI_O64)) | ||
| 576 | + return -2; | ||
| 577 | + | ||
| 578 | + *locp = loc_aggregate; | ||
| 579 | + return nloc_aggregate; | ||
| 580 | + } | ||
| 581 | + | ||
| 582 | + /* XXX We don't have a good way to return specific errors from ebl calls. | ||
| 583 | + This value means we do not understand the type, but it is well-formed | ||
| 584 | + DWARF and might be valid. */ | ||
| 585 | + return -2; | ||
| 586 | +} | ||
| 587 | Index: elfutils-0.145/backends/mips_symbol.c | ||
| 588 | =================================================================== | ||
| 589 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
| 590 | +++ elfutils-0.145/backends/mips_symbol.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 591 | @@ -0,0 +1,52 @@ | ||
| 592 | +/* MIPS specific symbolic name handling. | ||
| 593 | + Copyright (C) 2002, 2003, 2005 Red Hat, Inc. | ||
| 594 | + This file is part of Red Hat elfutils. | ||
| 595 | + Written by Jakub Jelinek <jakub@redhat.com>, 2002. | ||
| 596 | + | ||
| 597 | + Red Hat elfutils is free software; you can redistribute it and/or modify | ||
| 598 | + it under the terms of the GNU General Public License as published by the | ||
| 599 | + Free Software Foundation; version 2 of the License. | ||
| 600 | + | ||
| 601 | + Red Hat elfutils is distributed in the hope that it will be useful, but | ||
| 602 | + WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 603 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 604 | + General Public License for more details. | ||
| 605 | + | ||
| 606 | + You should have received a copy of the GNU General Public License along | ||
| 607 | + with Red Hat elfutils; if not, write to the Free Software Foundation, | ||
| 608 | + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. | ||
| 609 | + | ||
| 610 | + Red Hat elfutils is an included package of the Open Invention Network. | ||
| 611 | + An included package of the Open Invention Network is a package for which | ||
| 612 | + Open Invention Network licensees cross-license their patents. No patent | ||
| 613 | + license is granted, either expressly or impliedly, by designation as an | ||
| 614 | + included package. Should you wish to participate in the Open Invention | ||
| 615 | + Network licensing program, please visit www.openinventionnetwork.com | ||
| 616 | + <http://www.openinventionnetwork.com>. */ | ||
| 617 | + | ||
| 618 | +#ifdef HAVE_CONFIG_H | ||
| 619 | +# include <config.h> | ||
| 620 | +#endif | ||
| 621 | + | ||
| 622 | +#include <elf.h> | ||
| 623 | +#include <stddef.h> | ||
| 624 | + | ||
| 625 | +#define BACKEND mips_ | ||
| 626 | +#include "libebl_CPU.h" | ||
| 627 | + | ||
| 628 | +/* Check for the simple reloc types. */ | ||
| 629 | +Elf_Type | ||
| 630 | +mips_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type) | ||
| 631 | +{ | ||
| 632 | + switch (type) | ||
| 633 | + { | ||
| 634 | + case R_MIPS_16: | ||
| 635 | + return ELF_T_HALF; | ||
| 636 | + case R_MIPS_32: | ||
| 637 | + return ELF_T_WORD; | ||
| 638 | + case R_MIPS_64: | ||
| 639 | + return ELF_T_XWORD; | ||
| 640 | + default: | ||
| 641 | + return ELF_T_NUM; | ||
| 642 | + } | ||
| 643 | +} | ||
| 644 | Index: elfutils-0.145/libebl/eblopenbackend.c | ||
| 645 | =================================================================== | ||
| 646 | --- elfutils-0.145.orig/libebl/eblopenbackend.c 2010-02-24 18:55:51.000000000 +0000 | ||
| 647 | +++ elfutils-0.145/libebl/eblopenbackend.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 648 | @@ -91,6 +91,8 @@ | ||
| 649 | { "sparc", "elf_sparc", "sparc", 5, EM_SPARC, 0, 0 }, | ||
| 650 | { "sparc", "elf_sparcv8plus", "sparc", 5, EM_SPARC32PLUS, 0, 0 }, | ||
| 651 | { "s390", "ebl_s390", "s390", 4, EM_S390, 0, 0 }, | ||
| 652 | + { "mips", "elf_mips", "mips", 4, EM_MIPS, 0, 0 }, | ||
| 653 | + { "mips", "elf_mipsel", "mipsel", 4, EM_MIPS_RS3_LE, 0, 0 }, | ||
| 654 | |||
| 655 | { "m32", "elf_m32", "m32", 3, EM_M32, 0, 0 }, | ||
| 656 | { "m68k", "elf_m68k", "m68k", 4, EM_68K, 0, 0 }, | ||
| 657 | Index: elfutils-0.145/backends/common-reloc.c | ||
| 658 | =================================================================== | ||
| 659 | --- elfutils-0.145.orig/backends/common-reloc.c 2010-02-24 18:55:51.000000000 +0000 | ||
| 660 | +++ elfutils-0.145/backends/common-reloc.c 2010-02-24 18:57:35.000000000 +0000 | ||
| 661 | @@ -109,11 +109,13 @@ | ||
| 662 | } | ||
| 663 | |||
| 664 | |||
| 665 | +#ifndef NO_COPY_RELOC | ||
| 666 | bool | ||
| 667 | EBLHOOK(copy_reloc_p) (int reloc) | ||
| 668 | { | ||
| 669 | return reloc == R_TYPE (COPY); | ||
| 670 | } | ||
| 671 | +#endif | ||
| 672 | |||
| 673 | bool | ||
| 674 | EBLHOOK(none_reloc_p) (int reloc) | ||
| 675 | @@ -135,7 +137,9 @@ | ||
| 676 | ebl->reloc_type_name = EBLHOOK(reloc_type_name); | ||
| 677 | ebl->reloc_type_check = EBLHOOK(reloc_type_check); | ||
| 678 | ebl->reloc_valid_use = EBLHOOK(reloc_valid_use); | ||
| 679 | +#ifndef NO_COPY_RELOC | ||
| 680 | ebl->copy_reloc_p = EBLHOOK(copy_reloc_p); | ||
| 681 | +#endif | ||
| 682 | ebl->none_reloc_p = EBLHOOK(none_reloc_p); | ||
| 683 | #ifndef NO_RELATIVE_RELOC | ||
| 684 | ebl->relative_reloc_p = EBLHOOK(relative_reloc_p); | ||
| 685 | Index: elfutils-0.145/backends/Makefile.am | ||
| 686 | =================================================================== | ||
| 687 | --- elfutils-0.145.orig/backends/Makefile.am 2010-02-24 18:57:26.000000000 +0000 | ||
| 688 | +++ elfutils-0.145/backends/Makefile.am 2010-02-24 18:57:57.000000000 +0000 | ||
| 689 | @@ -29,11 +29,11 @@ | ||
| 690 | -I$(top_srcdir)/libelf -I$(top_srcdir)/libdw | ||
| 691 | |||
| 692 | |||
| 693 | -modules = i386 sh x86_64 ia64 alpha arm sparc ppc ppc64 s390 parisc | ||
| 694 | +modules = i386 sh x86_64 ia64 alpha arm sparc ppc ppc64 s390 parisc mips | ||
| 695 | libebl_pic = libebl_i386_pic.a libebl_sh_pic.a libebl_x86_64_pic.a \ | ||
| 696 | libebl_ia64_pic.a libebl_alpha_pic.a libebl_arm_pic.a \ | ||
| 697 | libebl_sparc_pic.a libebl_ppc_pic.a libebl_ppc64_pic.a \ | ||
| 698 | - libebl_s390_pic.a libebl_parisc_pic.a | ||
| 699 | + libebl_s390_pic.a libebl_parisc_pic.a libebl_mips_pic.a | ||
| 700 | noinst_LIBRARIES = $(libebl_pic) | ||
| 701 | noinst_DATA = $(libebl_pic:_pic.a=.so) | ||
| 702 | |||
| 703 | @@ -99,6 +99,10 @@ | ||
| 704 | libebl_parisc_pic_a_SOURCES = $(parisc_SRCS) | ||
| 705 | am_libebl_parisc_pic_a_OBJECTS = $(parisc_SRCS:.c=.os) | ||
| 706 | |||
| 707 | +mips_SRCS = mips_init.c mips_symbol.c mips_regs.c mips_retval.c | ||
| 708 | +libebl_mips_pic_a_SOURCES = $(mips_SRCS) | ||
| 709 | +am_libebl_mips_pic_a_OBJECTS = $(mips_SRCS:.c=.os) | ||
| 710 | + | ||
| 711 | libebl_%.so libebl_%.map: libebl_%_pic.a $(libelf) $(libdw) | ||
| 712 | @rm -f $(@:.so=.map) | ||
| 713 | echo 'ELFUTILS_$(PACKAGE_VERSION) { global: $*_init; local: *; };' \ | ||
