1 /* Target-dependent code for GNU/Linux x86-64. 2 3 Copyright (C) 2001-2017 Free Software Foundation, Inc. 4 Contributed by Jiri Smid, SuSE Labs. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 #include "defs.h" 22 #include "arch-utils.h" 23 #include "frame.h" 24 #include "gdbcore.h" 25 #include "regcache.h" 26 #include "osabi.h" 27 #include "symtab.h" 28 #include "gdbtypes.h" 29 #include "reggroups.h" 30 #include "regset.h" 31 #include "parser-defs.h" 32 #include "user-regs.h" 33 #include "amd64-linux-tdep.h" 34 #include "i386-linux-tdep.h" 35 #include "linux-tdep.h" 36 #include "x86-xstate.h" 37 38 #include "amd64-tdep.h" 39 #include "solib-svr4.h" 40 #include "xml-syscall.h" 41 #include "glibc-tdep.h" 42 43 #include "features/i386/amd64-linux.c" 44 #include "features/i386/amd64-avx-linux.c" 45 #include "features/i386/amd64-mpx-linux.c" 46 #include "features/i386/amd64-avx-mpx-linux.c" 47 #include "features/i386/amd64-avx-avx512-linux.c" 48 #include "features/i386/amd64-avx-mpx-avx512-pku-linux.c" 49 50 #include "features/i386/x32-linux.c" 51 #include "features/i386/x32-avx-linux.c" 52 #include "features/i386/x32-avx-avx512-linux.c" 53 54 /* The syscall's XML filename for i386. */ 55 #define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml" 56 57 #include "record-full.h" 58 #include "linux-record.h" 59 60 /* Mapping between the general-purpose registers in `struct user' 61 format and GDB's register cache layout. */ 62 63 /* From <sys/reg.h>. */ 64 int amd64_linux_gregset_reg_offset[] = 65 { 66 10 * 8, /* %rax */ 67 5 * 8, /* %rbx */ 68 11 * 8, /* %rcx */ 69 12 * 8, /* %rdx */ 70 13 * 8, /* %rsi */ 71 14 * 8, /* %rdi */ 72 4 * 8, /* %rbp */ 73 19 * 8, /* %rsp */ 74 9 * 8, /* %r8 ... */ 75 8 * 8, 76 7 * 8, 77 6 * 8, 78 3 * 8, 79 2 * 8, 80 1 * 8, 81 0 * 8, /* ... %r15 */ 82 16 * 8, /* %rip */ 83 18 * 8, /* %eflags */ 84 17 * 8, /* %cs */ 85 20 * 8, /* %ss */ 86 23 * 8, /* %ds */ 87 24 * 8, /* %es */ 88 25 * 8, /* %fs */ 89 26 * 8, /* %gs */ 90 -1, -1, -1, -1, -1, -1, -1, -1, 91 -1, -1, -1, -1, -1, -1, -1, -1, 92 -1, -1, -1, -1, -1, -1, -1, -1, 93 -1, -1, -1, -1, -1, -1, -1, -1, -1, 94 -1, -1, -1, -1, -1, -1, -1, -1, 95 -1, -1, -1, -1, -1, -1, -1, -1, 96 -1, -1, -1, -1, /* MPX registers BND0 ... BND3. */ 97 -1, -1, /* MPX registers BNDCFGU and BNDSTATUS. */ 98 -1, -1, -1, -1, -1, -1, -1, -1, /* xmm16 ... xmm31 (AVX512) */ 99 -1, -1, -1, -1, -1, -1, -1, -1, 100 -1, -1, -1, -1, -1, -1, -1, -1, /* ymm16 ... ymm31 (AVX512) */ 101 -1, -1, -1, -1, -1, -1, -1, -1, 102 -1, -1, -1, -1, -1, -1, -1, -1, /* k0 ... k7 (AVX512) */ 103 -1, -1, -1, -1, -1, -1, -1, -1, /* zmm0 ... zmm31 (AVX512) */ 104 -1, -1, -1, -1, -1, -1, -1, -1, 105 -1, -1, -1, -1, -1, -1, -1, -1, 106 -1, -1, -1, -1, -1, -1, -1, -1, 107 -1, /* PKEYS register pkru */ 108 109 /* End of hardware registers */ 110 21 * 8, 22 * 8, /* fs_base and gs_base. */ 111 15 * 8 /* "orig_rax" */ 112 }; 113 114 115 /* Support for signal handlers. */ 116 117 #define LINUX_SIGTRAMP_INSN0 0x48 /* mov $NNNNNNNN, %rax */ 118 #define LINUX_SIGTRAMP_OFFSET0 0 119 #define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */ 120 #define LINUX_SIGTRAMP_OFFSET1 7 121 122 static const gdb_byte amd64_linux_sigtramp_code[] = 123 { 124 /* mov $__NR_rt_sigreturn, %rax */ 125 LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00, 126 /* syscall */ 127 LINUX_SIGTRAMP_INSN1, 0x05 128 }; 129 130 static const gdb_byte amd64_x32_linux_sigtramp_code[] = 131 { 132 /* mov $__NR_rt_sigreturn, %rax. */ 133 LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40, 134 /* syscall */ 135 LINUX_SIGTRAMP_INSN1, 0x05 136 }; 137 138 #define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code) 139 140 /* If PC is in a sigtramp routine, return the address of the start of 141 the routine. Otherwise, return 0. */ 142 143 static CORE_ADDR 144 amd64_linux_sigtramp_start (struct frame_info *this_frame) 145 { 146 struct gdbarch *gdbarch; 147 const gdb_byte *sigtramp_code; 148 CORE_ADDR pc = get_frame_pc (this_frame); 149 gdb_byte buf[LINUX_SIGTRAMP_LEN]; 150 151 /* We only recognize a signal trampoline if PC is at the start of 152 one of the two instructions. We optimize for finding the PC at 153 the start, as will be the case when the trampoline is not the 154 first frame on the stack. We assume that in the case where the 155 PC is not at the start of the instruction sequence, there will be 156 a few trailing readable bytes on the stack. */ 157 158 if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf)) 159 return 0; 160 161 if (buf[0] != LINUX_SIGTRAMP_INSN0) 162 { 163 if (buf[0] != LINUX_SIGTRAMP_INSN1) 164 return 0; 165 166 pc -= LINUX_SIGTRAMP_OFFSET1; 167 if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf)) 168 return 0; 169 } 170 171 gdbarch = get_frame_arch (this_frame); 172 if (gdbarch_ptr_bit (gdbarch) == 32) 173 sigtramp_code = amd64_x32_linux_sigtramp_code; 174 else 175 sigtramp_code = amd64_linux_sigtramp_code; 176 if (memcmp (buf, sigtramp_code, LINUX_SIGTRAMP_LEN) != 0) 177 return 0; 178 179 return pc; 180 } 181 182 /* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp 183 routine. */ 184 185 static int 186 amd64_linux_sigtramp_p (struct frame_info *this_frame) 187 { 188 CORE_ADDR pc = get_frame_pc (this_frame); 189 const char *name; 190 191 find_pc_partial_function (pc, &name, NULL, NULL); 192 193 /* If we have NAME, we can optimize the search. The trampoline is 194 named __restore_rt. However, it isn't dynamically exported from 195 the shared C library, so the trampoline may appear to be part of 196 the preceding function. This should always be sigaction, 197 __sigaction, or __libc_sigaction (all aliases to the same 198 function). */ 199 if (name == NULL || strstr (name, "sigaction") != NULL) 200 return (amd64_linux_sigtramp_start (this_frame) != 0); 201 202 return (strcmp ("__restore_rt", name) == 0); 203 } 204 205 /* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */ 206 #define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40 207 208 /* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the 209 address of the associated sigcontext structure. */ 210 211 static CORE_ADDR 212 amd64_linux_sigcontext_addr (struct frame_info *this_frame) 213 { 214 struct gdbarch *gdbarch = get_frame_arch (this_frame); 215 enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); 216 CORE_ADDR sp; 217 gdb_byte buf[8]; 218 219 get_frame_register (this_frame, AMD64_RSP_REGNUM, buf); 220 sp = extract_unsigned_integer (buf, 8, byte_order); 221 222 /* The sigcontext structure is part of the user context. A pointer 223 to the user context is passed as the third argument to the signal 224 handler, i.e. in %rdx. Unfortunately %rdx isn't preserved across 225 function calls so we can't use it. Fortunately the user context 226 is part of the signal frame and the unwound %rsp directly points 227 at it. */ 228 return sp + AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET; 229 } 230 231 232 static LONGEST 233 amd64_linux_get_syscall_number (struct gdbarch *gdbarch, 234 ptid_t ptid) 235 { 236 struct regcache *regcache = get_thread_regcache (ptid); 237 enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); 238 /* The content of a register. */ 239 gdb_byte buf[8]; 240 /* The result. */ 241 LONGEST ret; 242 243 /* Getting the system call number from the register. 244 When dealing with x86_64 architecture, this information 245 is stored at %rax register. */ 246 regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf); 247 248 ret = extract_signed_integer (buf, 8, byte_order); 249 250 return ret; 251 } 252 253 254 /* From <asm/sigcontext.h>. */ 255 static int amd64_linux_sc_reg_offset[] = 256 { 257 13 * 8, /* %rax */ 258 11 * 8, /* %rbx */ 259 14 * 8, /* %rcx */ 260 12 * 8, /* %rdx */ 261 9 * 8, /* %rsi */ 262 8 * 8, /* %rdi */ 263 10 * 8, /* %rbp */ 264 15 * 8, /* %rsp */ 265 0 * 8, /* %r8 */ 266 1 * 8, /* %r9 */ 267 2 * 8, /* %r10 */ 268 3 * 8, /* %r11 */ 269 4 * 8, /* %r12 */ 270 5 * 8, /* %r13 */ 271 6 * 8, /* %r14 */ 272 7 * 8, /* %r15 */ 273 16 * 8, /* %rip */ 274 17 * 8, /* %eflags */ 275 276 /* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are 277 available in `struct sigcontext'. However, they only occupy two 278 bytes instead of four, which makes using them here rather 279 difficult. Leave them out for now. */ 280 -1, /* %cs */ 281 -1, /* %ss */ 282 -1, /* %ds */ 283 -1, /* %es */ 284 -1, /* %fs */ 285 -1 /* %gs */ 286 }; 287 288 static int 289 amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum, 290 struct reggroup *group) 291 { 292 if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM 293 || regnum == AMD64_FSBASE_REGNUM 294 || regnum == AMD64_GSBASE_REGNUM) 295 return (group == system_reggroup 296 || group == save_reggroup 297 || group == restore_reggroup); 298 return i386_register_reggroup_p (gdbarch, regnum, group); 299 } 300 301 /* Set the program counter for process PTID to PC. */ 302 303 static void 304 amd64_linux_write_pc (struct regcache *regcache, CORE_ADDR pc) 305 { 306 regcache_cooked_write_unsigned (regcache, AMD64_RIP_REGNUM, pc); 307 308 /* We must be careful with modifying the program counter. If we 309 just interrupted a system call, the kernel might try to restart 310 it when we resume the inferior. On restarting the system call, 311 the kernel will try backing up the program counter even though it 312 no longer points at the system call. This typically results in a 313 SIGSEGV or SIGILL. We can prevent this by writing `-1' in the 314 "orig_rax" pseudo-register. 315 316 Note that "orig_rax" is saved when setting up a dummy call frame. 317 This means that it is properly restored when that frame is 318 popped, and that the interrupted system call will be restarted 319 when we resume the inferior on return from a function call from 320 within GDB. In all other cases the system call will not be 321 restarted. */ 322 regcache_cooked_write_unsigned (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, -1); 323 } 324 325 /* Record all registers but IP register for process-record. */ 326 327 static int 328 amd64_all_but_ip_registers_record (struct regcache *regcache) 329 { 330 if (record_full_arch_list_add_reg (regcache, AMD64_RAX_REGNUM)) 331 return -1; 332 if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM)) 333 return -1; 334 if (record_full_arch_list_add_reg (regcache, AMD64_RDX_REGNUM)) 335 return -1; 336 if (record_full_arch_list_add_reg (regcache, AMD64_RBX_REGNUM)) 337 return -1; 338 if (record_full_arch_list_add_reg (regcache, AMD64_RSP_REGNUM)) 339 return -1; 340 if (record_full_arch_list_add_reg (regcache, AMD64_RBP_REGNUM)) 341 return -1; 342 if (record_full_arch_list_add_reg (regcache, AMD64_RSI_REGNUM)) 343 return -1; 344 if (record_full_arch_list_add_reg (regcache, AMD64_RDI_REGNUM)) 345 return -1; 346 if (record_full_arch_list_add_reg (regcache, AMD64_R8_REGNUM)) 347 return -1; 348 if (record_full_arch_list_add_reg (regcache, AMD64_R9_REGNUM)) 349 return -1; 350 if (record_full_arch_list_add_reg (regcache, AMD64_R10_REGNUM)) 351 return -1; 352 if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM)) 353 return -1; 354 if (record_full_arch_list_add_reg (regcache, AMD64_R12_REGNUM)) 355 return -1; 356 if (record_full_arch_list_add_reg (regcache, AMD64_R13_REGNUM)) 357 return -1; 358 if (record_full_arch_list_add_reg (regcache, AMD64_R14_REGNUM)) 359 return -1; 360 if (record_full_arch_list_add_reg (regcache, AMD64_R15_REGNUM)) 361 return -1; 362 if (record_full_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM)) 363 return -1; 364 365 return 0; 366 } 367 368 /* amd64_canonicalize_syscall maps from the native amd64 Linux set 369 of syscall ids into a canonical set of syscall ids used by 370 process record. */ 371 372 static enum gdb_syscall 373 amd64_canonicalize_syscall (enum amd64_syscall syscall_number) 374 { 375 switch (syscall_number) { 376 case amd64_sys_read: 377 case amd64_x32_sys_read: 378 return gdb_sys_read; 379 380 case amd64_sys_write: 381 case amd64_x32_sys_write: 382 return gdb_sys_write; 383 384 case amd64_sys_open: 385 case amd64_x32_sys_open: 386 return gdb_sys_open; 387 388 case amd64_sys_close: 389 case amd64_x32_sys_close: 390 return gdb_sys_close; 391 392 case amd64_sys_newstat: 393 case amd64_x32_sys_newstat: 394 return gdb_sys_newstat; 395 396 case amd64_sys_newfstat: 397 case amd64_x32_sys_newfstat: 398 return gdb_sys_newfstat; 399 400 case amd64_sys_newlstat: 401 case amd64_x32_sys_newlstat: 402 return gdb_sys_newlstat; 403 404 case amd64_sys_poll: 405 case amd64_x32_sys_poll: 406 return gdb_sys_poll; 407 408 case amd64_sys_lseek: 409 case amd64_x32_sys_lseek: 410 return gdb_sys_lseek; 411 412 case amd64_sys_mmap: 413 case amd64_x32_sys_mmap: 414 return gdb_sys_mmap2; 415 416 case amd64_sys_mprotect: 417 case amd64_x32_sys_mprotect: 418 return gdb_sys_mprotect; 419 420 case amd64_sys_munmap: 421 case amd64_x32_sys_munmap: 422 return gdb_sys_munmap; 423 424 case amd64_sys_brk: 425 case amd64_x32_sys_brk: 426 return gdb_sys_brk; 427 428 case amd64_sys_rt_sigaction: 429 case amd64_x32_sys_rt_sigaction: 430 return gdb_sys_rt_sigaction; 431 432 case amd64_sys_rt_sigprocmask: 433 case amd64_x32_sys_rt_sigprocmask: 434 return gdb_sys_rt_sigprocmask; 435 436 case amd64_sys_rt_sigreturn: 437 case amd64_x32_sys_rt_sigreturn: 438 return gdb_sys_rt_sigreturn; 439 440 case amd64_sys_ioctl: 441 case amd64_x32_sys_ioctl: 442 return gdb_sys_ioctl; 443 444 case amd64_sys_pread64: 445 case amd64_x32_sys_pread64: 446 return gdb_sys_pread64; 447 448 case amd64_sys_pwrite64: 449 case amd64_x32_sys_pwrite64: 450 return gdb_sys_pwrite64; 451 452 case amd64_sys_readv: 453 case amd64_x32_sys_readv: 454 return gdb_sys_readv; 455 456 case amd64_sys_writev: 457 case amd64_x32_sys_writev: 458 return gdb_sys_writev; 459 460 case amd64_sys_access: 461 case amd64_x32_sys_access: 462 return gdb_sys_access; 463 464 case amd64_sys_pipe: 465 case amd64_x32_sys_pipe: 466 return gdb_sys_pipe; 467 468 case amd64_sys_select: 469 case amd64_x32_sys_select: 470 return gdb_sys_select; 471 472 case amd64_sys_sched_yield: 473 case amd64_x32_sys_sched_yield: 474 return gdb_sys_sched_yield; 475 476 case amd64_sys_mremap: 477 case amd64_x32_sys_mremap: 478 return gdb_sys_mremap; 479 480 case amd64_sys_msync: 481 case amd64_x32_sys_msync: 482 return gdb_sys_msync; 483 484 case amd64_sys_mincore: 485 case amd64_x32_sys_mincore: 486 return gdb_sys_mincore; 487 488 case amd64_sys_madvise: 489 case amd64_x32_sys_madvise: 490 return gdb_sys_madvise; 491 492 case amd64_sys_shmget: 493 case amd64_x32_sys_shmget: 494 return gdb_sys_shmget; 495 496 case amd64_sys_shmat: 497 case amd64_x32_sys_shmat: 498 return gdb_sys_shmat; 499 500 case amd64_sys_shmctl: 501 case amd64_x32_sys_shmctl: 502 return gdb_sys_shmctl; 503 504 case amd64_sys_dup: 505 case amd64_x32_sys_dup: 506 return gdb_sys_dup; 507 508 case amd64_sys_dup2: 509 case amd64_x32_sys_dup2: 510 return gdb_sys_dup2; 511 512 case amd64_sys_pause: 513 case amd64_x32_sys_pause: 514 return gdb_sys_pause; 515 516 case amd64_sys_nanosleep: 517 case amd64_x32_sys_nanosleep: 518 return gdb_sys_nanosleep; 519 520 case amd64_sys_getitimer: 521 case amd64_x32_sys_getitimer: 522 return gdb_sys_getitimer; 523 524 case amd64_sys_alarm: 525 case amd64_x32_sys_alarm: 526 return gdb_sys_alarm; 527 528 case amd64_sys_setitimer: 529 case amd64_x32_sys_setitimer: 530 return gdb_sys_setitimer; 531 532 case amd64_sys_getpid: 533 case amd64_x32_sys_getpid: 534 return gdb_sys_getpid; 535 536 case amd64_sys_sendfile64: 537 case amd64_x32_sys_sendfile64: 538 return gdb_sys_sendfile64; 539 540 case amd64_sys_socket: 541 case amd64_x32_sys_socket: 542 return gdb_sys_socket; 543 544 case amd64_sys_connect: 545 case amd64_x32_sys_connect: 546 return gdb_sys_connect; 547 548 case amd64_sys_accept: 549 case amd64_x32_sys_accept: 550 return gdb_sys_accept; 551 552 case amd64_sys_sendto: 553 case amd64_x32_sys_sendto: 554 return gdb_sys_sendto; 555 556 case amd64_sys_recvfrom: 557 case amd64_x32_sys_recvfrom: 558 return gdb_sys_recvfrom; 559 560 case amd64_sys_sendmsg: 561 case amd64_x32_sys_sendmsg: 562 return gdb_sys_sendmsg; 563 564 case amd64_sys_recvmsg: 565 case amd64_x32_sys_recvmsg: 566 return gdb_sys_recvmsg; 567 568 case amd64_sys_shutdown: 569 case amd64_x32_sys_shutdown: 570 return gdb_sys_shutdown; 571 572 case amd64_sys_bind: 573 case amd64_x32_sys_bind: 574 return gdb_sys_bind; 575 576 case amd64_sys_listen: 577 case amd64_x32_sys_listen: 578 return gdb_sys_listen; 579 580 case amd64_sys_getsockname: 581 case amd64_x32_sys_getsockname: 582 return gdb_sys_getsockname; 583 584 case amd64_sys_getpeername: 585 case amd64_x32_sys_getpeername: 586 return gdb_sys_getpeername; 587 588 case amd64_sys_socketpair: 589 case amd64_x32_sys_socketpair: 590 return gdb_sys_socketpair; 591 592 case amd64_sys_setsockopt: 593 case amd64_x32_sys_setsockopt: 594 return gdb_sys_setsockopt; 595 596 case amd64_sys_getsockopt: 597 case amd64_x32_sys_getsockopt: 598 return gdb_sys_getsockopt; 599 600 case amd64_sys_clone: 601 case amd64_x32_sys_clone: 602 return gdb_sys_clone; 603 604 case amd64_sys_fork: 605 case amd64_x32_sys_fork: 606 return gdb_sys_fork; 607 608 case amd64_sys_vfork: 609 case amd64_x32_sys_vfork: 610 return gdb_sys_vfork; 611 612 case amd64_sys_execve: 613 case amd64_x32_sys_execve: 614 return gdb_sys_execve; 615 616 case amd64_sys_exit: 617 case amd64_x32_sys_exit: 618 return gdb_sys_exit; 619 620 case amd64_sys_wait4: 621 case amd64_x32_sys_wait4: 622 return gdb_sys_wait4; 623 624 case amd64_sys_kill: 625 case amd64_x32_sys_kill: 626 return gdb_sys_kill; 627 628 case amd64_sys_uname: 629 case amd64_x32_sys_uname: 630 return gdb_sys_uname; 631 632 case amd64_sys_semget: 633 case amd64_x32_sys_semget: 634 return gdb_sys_semget; 635 636 case amd64_sys_semop: 637 case amd64_x32_sys_semop: 638 return gdb_sys_semop; 639 640 case amd64_sys_semctl: 641 case amd64_x32_sys_semctl: 642 return gdb_sys_semctl; 643 644 case amd64_sys_shmdt: 645 case amd64_x32_sys_shmdt: 646 return gdb_sys_shmdt; 647 648 case amd64_sys_msgget: 649 case amd64_x32_sys_msgget: 650 return gdb_sys_msgget; 651 652 case amd64_sys_msgsnd: 653 case amd64_x32_sys_msgsnd: 654 return gdb_sys_msgsnd; 655 656 case amd64_sys_msgrcv: 657 case amd64_x32_sys_msgrcv: 658 return gdb_sys_msgrcv; 659 660 case amd64_sys_msgctl: 661 case amd64_x32_sys_msgctl: 662 return gdb_sys_msgctl; 663 664 case amd64_sys_fcntl: 665 case amd64_x32_sys_fcntl: 666 return gdb_sys_fcntl; 667 668 case amd64_sys_flock: 669 case amd64_x32_sys_flock: 670 return gdb_sys_flock; 671 672 case amd64_sys_fsync: 673 case amd64_x32_sys_fsync: 674 return gdb_sys_fsync; 675 676 case amd64_sys_fdatasync: 677 case amd64_x32_sys_fdatasync: 678 return gdb_sys_fdatasync; 679 680 case amd64_sys_truncate: 681 case amd64_x32_sys_truncate: 682 return gdb_sys_truncate; 683 684 case amd64_sys_ftruncate: 685 case amd64_x32_sys_ftruncate: 686 return gdb_sys_ftruncate; 687 688 case amd64_sys_getdents: 689 case amd64_x32_sys_getdents: 690 return gdb_sys_getdents; 691 692 case amd64_sys_getcwd: 693 case amd64_x32_sys_getcwd: 694 return gdb_sys_getcwd; 695 696 case amd64_sys_chdir: 697 case amd64_x32_sys_chdir: 698 return gdb_sys_chdir; 699 700 case amd64_sys_fchdir: 701 case amd64_x32_sys_fchdir: 702 return gdb_sys_fchdir; 703 704 case amd64_sys_rename: 705 case amd64_x32_sys_rename: 706 return gdb_sys_rename; 707 708 case amd64_sys_mkdir: 709 case amd64_x32_sys_mkdir: 710 return gdb_sys_mkdir; 711 712 case amd64_sys_rmdir: 713 case amd64_x32_sys_rmdir: 714 return gdb_sys_rmdir; 715 716 case amd64_sys_creat: 717 case amd64_x32_sys_creat: 718 return gdb_sys_creat; 719 720 case amd64_sys_link: 721 case amd64_x32_sys_link: 722 return gdb_sys_link; 723 724 case amd64_sys_unlink: 725 case amd64_x32_sys_unlink: 726 return gdb_sys_unlink; 727 728 case amd64_sys_symlink: 729 case amd64_x32_sys_symlink: 730 return gdb_sys_symlink; 731 732 case amd64_sys_readlink: 733 case amd64_x32_sys_readlink: 734 return gdb_sys_readlink; 735 736 case amd64_sys_chmod: 737 case amd64_x32_sys_chmod: 738 return gdb_sys_chmod; 739 740 case amd64_sys_fchmod: 741 case amd64_x32_sys_fchmod: 742 return gdb_sys_fchmod; 743 744 case amd64_sys_chown: 745 case amd64_x32_sys_chown: 746 return gdb_sys_chown; 747 748 case amd64_sys_fchown: 749 case amd64_x32_sys_fchown: 750 return gdb_sys_fchown; 751 752 case amd64_sys_lchown: 753 case amd64_x32_sys_lchown: 754 return gdb_sys_lchown; 755 756 case amd64_sys_umask: 757 case amd64_x32_sys_umask: 758 return gdb_sys_umask; 759 760 case amd64_sys_gettimeofday: 761 case amd64_x32_sys_gettimeofday: 762 return gdb_sys_gettimeofday; 763 764 case amd64_sys_getrlimit: 765 case amd64_x32_sys_getrlimit: 766 return gdb_sys_getrlimit; 767 768 case amd64_sys_getrusage: 769 case amd64_x32_sys_getrusage: 770 return gdb_sys_getrusage; 771 772 case amd64_sys_sysinfo: 773 case amd64_x32_sys_sysinfo: 774 return gdb_sys_sysinfo; 775 776 case amd64_sys_times: 777 case amd64_x32_sys_times: 778 return gdb_sys_times; 779 780 case amd64_sys_ptrace: 781 case amd64_x32_sys_ptrace: 782 return gdb_sys_ptrace; 783 784 case amd64_sys_getuid: 785 case amd64_x32_sys_getuid: 786 return gdb_sys_getuid; 787 788 case amd64_sys_syslog: 789 case amd64_x32_sys_syslog: 790 return gdb_sys_syslog; 791 792 case amd64_sys_getgid: 793 case amd64_x32_sys_getgid: 794 return gdb_sys_getgid; 795 796 case amd64_sys_setuid: 797 case amd64_x32_sys_setuid: 798 return gdb_sys_setuid; 799 800 case amd64_sys_setgid: 801 case amd64_x32_sys_setgid: 802 return gdb_sys_setgid; 803 804 case amd64_sys_geteuid: 805 case amd64_x32_sys_geteuid: 806 return gdb_sys_geteuid; 807 808 case amd64_sys_getegid: 809 case amd64_x32_sys_getegid: 810 return gdb_sys_getegid; 811 812 case amd64_sys_setpgid: 813 case amd64_x32_sys_setpgid: 814 return gdb_sys_setpgid; 815 816 case amd64_sys_getppid: 817 case amd64_x32_sys_getppid: 818 return gdb_sys_getppid; 819 820 case amd64_sys_getpgrp: 821 case amd64_x32_sys_getpgrp: 822 return gdb_sys_getpgrp; 823 824 case amd64_sys_setsid: 825 case amd64_x32_sys_setsid: 826 return gdb_sys_setsid; 827 828 case amd64_sys_setreuid: 829 case amd64_x32_sys_setreuid: 830 return gdb_sys_setreuid; 831 832 case amd64_sys_setregid: 833 case amd64_x32_sys_setregid: 834 return gdb_sys_setregid; 835 836 case amd64_sys_getgroups: 837 case amd64_x32_sys_getgroups: 838 return gdb_sys_getgroups; 839 840 case amd64_sys_setgroups: 841 case amd64_x32_sys_setgroups: 842 return gdb_sys_setgroups; 843 844 case amd64_sys_setresuid: 845 case amd64_x32_sys_setresuid: 846 return gdb_sys_setresuid; 847 848 case amd64_sys_getresuid: 849 case amd64_x32_sys_getresuid: 850 return gdb_sys_getresuid; 851 852 case amd64_sys_setresgid: 853 case amd64_x32_sys_setresgid: 854 return gdb_sys_setresgid; 855 856 case amd64_sys_getresgid: 857 case amd64_x32_sys_getresgid: 858 return gdb_sys_getresgid; 859 860 case amd64_sys_getpgid: 861 case amd64_x32_sys_getpgid: 862 return gdb_sys_getpgid; 863 864 case amd64_sys_setfsuid: 865 case amd64_x32_sys_setfsuid: 866 return gdb_sys_setfsuid; 867 868 case amd64_sys_setfsgid: 869 case amd64_x32_sys_setfsgid: 870 return gdb_sys_setfsgid; 871 872 case amd64_sys_getsid: 873 case amd64_x32_sys_getsid: 874 return gdb_sys_getsid; 875 876 case amd64_sys_capget: 877 case amd64_x32_sys_capget: 878 return gdb_sys_capget; 879 880 case amd64_sys_capset: 881 case amd64_x32_sys_capset: 882 return gdb_sys_capset; 883 884 case amd64_sys_rt_sigpending: 885 case amd64_x32_sys_rt_sigpending: 886 return gdb_sys_rt_sigpending; 887 888 case amd64_sys_rt_sigtimedwait: 889 case amd64_x32_sys_rt_sigtimedwait: 890 return gdb_sys_rt_sigtimedwait; 891 892 case amd64_sys_rt_sigqueueinfo: 893 case amd64_x32_sys_rt_sigqueueinfo: 894 return gdb_sys_rt_sigqueueinfo; 895 896 case amd64_sys_rt_sigsuspend: 897 case amd64_x32_sys_rt_sigsuspend: 898 return gdb_sys_rt_sigsuspend; 899 900 case amd64_sys_sigaltstack: 901 case amd64_x32_sys_sigaltstack: 902 return gdb_sys_sigaltstack; 903 904 case amd64_sys_utime: 905 case amd64_x32_sys_utime: 906 return gdb_sys_utime; 907 908 case amd64_sys_mknod: 909 case amd64_x32_sys_mknod: 910 return gdb_sys_mknod; 911 912 case amd64_sys_personality: 913 case amd64_x32_sys_personality: 914 return gdb_sys_personality; 915 916 case amd64_sys_ustat: 917 case amd64_x32_sys_ustat: 918 return gdb_sys_ustat; 919 920 case amd64_sys_statfs: 921 case amd64_x32_sys_statfs: 922 return gdb_sys_statfs; 923 924 case amd64_sys_fstatfs: 925 case amd64_x32_sys_fstatfs: 926 return gdb_sys_fstatfs; 927 928 case amd64_sys_sysfs: 929 case amd64_x32_sys_sysfs: 930 return gdb_sys_sysfs; 931 932 case amd64_sys_getpriority: 933 case amd64_x32_sys_getpriority: 934 return gdb_sys_getpriority; 935 936 case amd64_sys_setpriority: 937 case amd64_x32_sys_setpriority: 938 return gdb_sys_setpriority; 939 940 case amd64_sys_sched_setparam: 941 case amd64_x32_sys_sched_setparam: 942 return gdb_sys_sched_setparam; 943 944 case amd64_sys_sched_getparam: 945 case amd64_x32_sys_sched_getparam: 946 return gdb_sys_sched_getparam; 947 948 case amd64_sys_sched_setscheduler: 949 case amd64_x32_sys_sched_setscheduler: 950 return gdb_sys_sched_setscheduler; 951 952 case amd64_sys_sched_getscheduler: 953 case amd64_x32_sys_sched_getscheduler: 954 return gdb_sys_sched_getscheduler; 955 956 case amd64_sys_sched_get_priority_max: 957 case amd64_x32_sys_sched_get_priority_max: 958 return gdb_sys_sched_get_priority_max; 959 960 case amd64_sys_sched_get_priority_min: 961 case amd64_x32_sys_sched_get_priority_min: 962 return gdb_sys_sched_get_priority_min; 963 964 case amd64_sys_sched_rr_get_interval: 965 case amd64_x32_sys_sched_rr_get_interval: 966 return gdb_sys_sched_rr_get_interval; 967 968 case amd64_sys_mlock: 969 case amd64_x32_sys_mlock: 970 return gdb_sys_mlock; 971 972 case amd64_sys_munlock: 973 case amd64_x32_sys_munlock: 974 return gdb_sys_munlock; 975 976 case amd64_sys_mlockall: 977 case amd64_x32_sys_mlockall: 978 return gdb_sys_mlockall; 979 980 case amd64_sys_munlockall: 981 case amd64_x32_sys_munlockall: 982 return gdb_sys_munlockall; 983 984 case amd64_sys_vhangup: 985 case amd64_x32_sys_vhangup: 986 return gdb_sys_vhangup; 987 988 case amd64_sys_modify_ldt: 989 case amd64_x32_sys_modify_ldt: 990 return gdb_sys_modify_ldt; 991 992 case amd64_sys_pivot_root: 993 case amd64_x32_sys_pivot_root: 994 return gdb_sys_pivot_root; 995 996 case amd64_sys_sysctl: 997 case amd64_x32_sys_sysctl: 998 return gdb_sys_sysctl; 999 1000 case amd64_sys_prctl: 1001 case amd64_x32_sys_prctl: 1002 return gdb_sys_prctl; 1003 1004 case amd64_sys_arch_prctl: 1005 case amd64_x32_sys_arch_prctl: 1006 return gdb_sys_no_syscall; /* Note */ 1007 1008 case amd64_sys_adjtimex: 1009 case amd64_x32_sys_adjtimex: 1010 return gdb_sys_adjtimex; 1011 1012 case amd64_sys_setrlimit: 1013 case amd64_x32_sys_setrlimit: 1014 return gdb_sys_setrlimit; 1015 1016 case amd64_sys_chroot: 1017 case amd64_x32_sys_chroot: 1018 return gdb_sys_chroot; 1019 1020 case amd64_sys_sync: 1021 case amd64_x32_sys_sync: 1022 return gdb_sys_sync; 1023 1024 case amd64_sys_acct: 1025 case amd64_x32_sys_acct: 1026 return gdb_sys_acct; 1027 1028 case amd64_sys_settimeofday: 1029 case amd64_x32_sys_settimeofday: 1030 return gdb_sys_settimeofday; 1031 1032 case amd64_sys_mount: 1033 case amd64_x32_sys_mount: 1034 return gdb_sys_mount; 1035 1036 case amd64_sys_umount: 1037 case amd64_x32_sys_umount: 1038 return gdb_sys_umount; 1039 1040 case amd64_sys_swapon: 1041 case amd64_x32_sys_swapon: 1042 return gdb_sys_swapon; 1043 1044 case amd64_sys_swapoff: 1045 case amd64_x32_sys_swapoff: 1046 return gdb_sys_swapoff; 1047 1048 case amd64_sys_reboot: 1049 case amd64_x32_sys_reboot: 1050 return gdb_sys_reboot; 1051 1052 case amd64_sys_sethostname: 1053 case amd64_x32_sys_sethostname: 1054 return gdb_sys_sethostname; 1055 1056 case amd64_sys_setdomainname: 1057 case amd64_x32_sys_setdomainname: 1058 return gdb_sys_setdomainname; 1059 1060 case amd64_sys_iopl: 1061 case amd64_x32_sys_iopl: 1062 return gdb_sys_iopl; 1063 1064 case amd64_sys_ioperm: 1065 case amd64_x32_sys_ioperm: 1066 return gdb_sys_ioperm; 1067 1068 case amd64_sys_init_module: 1069 case amd64_x32_sys_init_module: 1070 return gdb_sys_init_module; 1071 1072 case amd64_sys_delete_module: 1073 case amd64_x32_sys_delete_module: 1074 return gdb_sys_delete_module; 1075 1076 case amd64_sys_quotactl: 1077 case amd64_x32_sys_quotactl: 1078 return gdb_sys_quotactl; 1079 1080 case amd64_sys_nfsservctl: 1081 return gdb_sys_nfsservctl; 1082 1083 case amd64_sys_gettid: 1084 case amd64_x32_sys_gettid: 1085 return gdb_sys_gettid; 1086 1087 case amd64_sys_readahead: 1088 case amd64_x32_sys_readahead: 1089 return gdb_sys_readahead; 1090 1091 case amd64_sys_setxattr: 1092 case amd64_x32_sys_setxattr: 1093 return gdb_sys_setxattr; 1094 1095 case amd64_sys_lsetxattr: 1096 case amd64_x32_sys_lsetxattr: 1097 return gdb_sys_lsetxattr; 1098 1099 case amd64_sys_fsetxattr: 1100 case amd64_x32_sys_fsetxattr: 1101 return gdb_sys_fsetxattr; 1102 1103 case amd64_sys_getxattr: 1104 case amd64_x32_sys_getxattr: 1105 return gdb_sys_getxattr; 1106 1107 case amd64_sys_lgetxattr: 1108 case amd64_x32_sys_lgetxattr: 1109 return gdb_sys_lgetxattr; 1110 1111 case amd64_sys_fgetxattr: 1112 case amd64_x32_sys_fgetxattr: 1113 return gdb_sys_fgetxattr; 1114 1115 case amd64_sys_listxattr: 1116 case amd64_x32_sys_listxattr: 1117 return gdb_sys_listxattr; 1118 1119 case amd64_sys_llistxattr: 1120 case amd64_x32_sys_llistxattr: 1121 return gdb_sys_llistxattr; 1122 1123 case amd64_sys_flistxattr: 1124 case amd64_x32_sys_flistxattr: 1125 return gdb_sys_flistxattr; 1126 1127 case amd64_sys_removexattr: 1128 case amd64_x32_sys_removexattr: 1129 return gdb_sys_removexattr; 1130 1131 case amd64_sys_lremovexattr: 1132 case amd64_x32_sys_lremovexattr: 1133 return gdb_sys_lremovexattr; 1134 1135 case amd64_sys_fremovexattr: 1136 case amd64_x32_sys_fremovexattr: 1137 return gdb_sys_fremovexattr; 1138 1139 case amd64_sys_tkill: 1140 case amd64_x32_sys_tkill: 1141 return gdb_sys_tkill; 1142 1143 case amd64_sys_time: 1144 case amd64_x32_sys_time: 1145 return gdb_sys_time; 1146 1147 case amd64_sys_futex: 1148 case amd64_x32_sys_futex: 1149 return gdb_sys_futex; 1150 1151 case amd64_sys_sched_setaffinity: 1152 case amd64_x32_sys_sched_setaffinity: 1153 return gdb_sys_sched_setaffinity; 1154 1155 case amd64_sys_sched_getaffinity: 1156 case amd64_x32_sys_sched_getaffinity: 1157 return gdb_sys_sched_getaffinity; 1158 1159 case amd64_sys_io_setup: 1160 case amd64_x32_sys_io_setup: 1161 return gdb_sys_io_setup; 1162 1163 case amd64_sys_io_destroy: 1164 case amd64_x32_sys_io_destroy: 1165 return gdb_sys_io_destroy; 1166 1167 case amd64_sys_io_getevents: 1168 case amd64_x32_sys_io_getevents: 1169 return gdb_sys_io_getevents; 1170 1171 case amd64_sys_io_submit: 1172 case amd64_x32_sys_io_submit: 1173 return gdb_sys_io_submit; 1174 1175 case amd64_sys_io_cancel: 1176 case amd64_x32_sys_io_cancel: 1177 return gdb_sys_io_cancel; 1178 1179 case amd64_sys_lookup_dcookie: 1180 case amd64_x32_sys_lookup_dcookie: 1181 return gdb_sys_lookup_dcookie; 1182 1183 case amd64_sys_epoll_create: 1184 case amd64_x32_sys_epoll_create: 1185 return gdb_sys_epoll_create; 1186 1187 case amd64_sys_remap_file_pages: 1188 case amd64_x32_sys_remap_file_pages: 1189 return gdb_sys_remap_file_pages; 1190 1191 case amd64_sys_getdents64: 1192 case amd64_x32_sys_getdents64: 1193 return gdb_sys_getdents64; 1194 1195 case amd64_sys_set_tid_address: 1196 case amd64_x32_sys_set_tid_address: 1197 return gdb_sys_set_tid_address; 1198 1199 case amd64_sys_restart_syscall: 1200 case amd64_x32_sys_restart_syscall: 1201 return gdb_sys_restart_syscall; 1202 1203 case amd64_sys_semtimedop: 1204 case amd64_x32_sys_semtimedop: 1205 return gdb_sys_semtimedop; 1206 1207 case amd64_sys_fadvise64: 1208 case amd64_x32_sys_fadvise64: 1209 return gdb_sys_fadvise64; 1210 1211 case amd64_sys_timer_create: 1212 case amd64_x32_sys_timer_create: 1213 return gdb_sys_timer_create; 1214 1215 case amd64_sys_timer_settime: 1216 case amd64_x32_sys_timer_settime: 1217 return gdb_sys_timer_settime; 1218 1219 case amd64_sys_timer_gettime: 1220 case amd64_x32_sys_timer_gettime: 1221 return gdb_sys_timer_gettime; 1222 1223 case amd64_sys_timer_getoverrun: 1224 case amd64_x32_sys_timer_getoverrun: 1225 return gdb_sys_timer_getoverrun; 1226 1227 case amd64_sys_timer_delete: 1228 case amd64_x32_sys_timer_delete: 1229 return gdb_sys_timer_delete; 1230 1231 case amd64_sys_clock_settime: 1232 case amd64_x32_sys_clock_settime: 1233 return gdb_sys_clock_settime; 1234 1235 case amd64_sys_clock_gettime: 1236 case amd64_x32_sys_clock_gettime: 1237 return gdb_sys_clock_gettime; 1238 1239 case amd64_sys_clock_getres: 1240 case amd64_x32_sys_clock_getres: 1241 return gdb_sys_clock_getres; 1242 1243 case amd64_sys_clock_nanosleep: 1244 case amd64_x32_sys_clock_nanosleep: 1245 return gdb_sys_clock_nanosleep; 1246 1247 case amd64_sys_exit_group: 1248 case amd64_x32_sys_exit_group: 1249 return gdb_sys_exit_group; 1250 1251 case amd64_sys_epoll_wait: 1252 case amd64_x32_sys_epoll_wait: 1253 return gdb_sys_epoll_wait; 1254 1255 case amd64_sys_epoll_ctl: 1256 case amd64_x32_sys_epoll_ctl: 1257 return gdb_sys_epoll_ctl; 1258 1259 case amd64_sys_tgkill: 1260 case amd64_x32_sys_tgkill: 1261 return gdb_sys_tgkill; 1262 1263 case amd64_sys_utimes: 1264 case amd64_x32_sys_utimes: 1265 return gdb_sys_utimes; 1266 1267 case amd64_sys_mbind: 1268 case amd64_x32_sys_mbind: 1269 return gdb_sys_mbind; 1270 1271 case amd64_sys_set_mempolicy: 1272 case amd64_x32_sys_set_mempolicy: 1273 return gdb_sys_set_mempolicy; 1274 1275 case amd64_sys_get_mempolicy: 1276 case amd64_x32_sys_get_mempolicy: 1277 return gdb_sys_get_mempolicy; 1278 1279 case amd64_sys_mq_open: 1280 case amd64_x32_sys_mq_open: 1281 return gdb_sys_mq_open; 1282 1283 case amd64_sys_mq_unlink: 1284 case amd64_x32_sys_mq_unlink: 1285 return gdb_sys_mq_unlink; 1286 1287 case amd64_sys_mq_timedsend: 1288 case amd64_x32_sys_mq_timedsend: 1289 return gdb_sys_mq_timedsend; 1290 1291 case amd64_sys_mq_timedreceive: 1292 case amd64_x32_sys_mq_timedreceive: 1293 return gdb_sys_mq_timedreceive; 1294 1295 case amd64_sys_mq_notify: 1296 case amd64_x32_sys_mq_notify: 1297 return gdb_sys_mq_notify; 1298 1299 case amd64_sys_mq_getsetattr: 1300 case amd64_x32_sys_mq_getsetattr: 1301 return gdb_sys_mq_getsetattr; 1302 1303 case amd64_sys_kexec_load: 1304 case amd64_x32_sys_kexec_load: 1305 return gdb_sys_kexec_load; 1306 1307 case amd64_sys_waitid: 1308 case amd64_x32_sys_waitid: 1309 return gdb_sys_waitid; 1310 1311 case amd64_sys_add_key: 1312 case amd64_x32_sys_add_key: 1313 return gdb_sys_add_key; 1314 1315 case amd64_sys_request_key: 1316 case amd64_x32_sys_request_key: 1317 return gdb_sys_request_key; 1318 1319 case amd64_sys_keyctl: 1320 case amd64_x32_sys_keyctl: 1321 return gdb_sys_keyctl; 1322 1323 case amd64_sys_ioprio_set: 1324 case amd64_x32_sys_ioprio_set: 1325 return gdb_sys_ioprio_set; 1326 1327 case amd64_sys_ioprio_get: 1328 case amd64_x32_sys_ioprio_get: 1329 return gdb_sys_ioprio_get; 1330 1331 case amd64_sys_inotify_init: 1332 case amd64_x32_sys_inotify_init: 1333 return gdb_sys_inotify_init; 1334 1335 case amd64_sys_inotify_add_watch: 1336 case amd64_x32_sys_inotify_add_watch: 1337 return gdb_sys_inotify_add_watch; 1338 1339 case amd64_sys_inotify_rm_watch: 1340 case amd64_x32_sys_inotify_rm_watch: 1341 return gdb_sys_inotify_rm_watch; 1342 1343 case amd64_sys_migrate_pages: 1344 case amd64_x32_sys_migrate_pages: 1345 return gdb_sys_migrate_pages; 1346 1347 case amd64_sys_openat: 1348 case amd64_x32_sys_openat: 1349 return gdb_sys_openat; 1350 1351 case amd64_sys_mkdirat: 1352 case amd64_x32_sys_mkdirat: 1353 return gdb_sys_mkdirat; 1354 1355 case amd64_sys_mknodat: 1356 case amd64_x32_sys_mknodat: 1357 return gdb_sys_mknodat; 1358 1359 case amd64_sys_fchownat: 1360 case amd64_x32_sys_fchownat: 1361 return gdb_sys_fchownat; 1362 1363 case amd64_sys_futimesat: 1364 case amd64_x32_sys_futimesat: 1365 return gdb_sys_futimesat; 1366 1367 case amd64_sys_newfstatat: 1368 case amd64_x32_sys_newfstatat: 1369 return gdb_sys_newfstatat; 1370 1371 case amd64_sys_unlinkat: 1372 case amd64_x32_sys_unlinkat: 1373 return gdb_sys_unlinkat; 1374 1375 case amd64_sys_renameat: 1376 case amd64_x32_sys_renameat: 1377 return gdb_sys_renameat; 1378 1379 case amd64_sys_linkat: 1380 case amd64_x32_sys_linkat: 1381 return gdb_sys_linkat; 1382 1383 case amd64_sys_symlinkat: 1384 case amd64_x32_sys_symlinkat: 1385 return gdb_sys_symlinkat; 1386 1387 case amd64_sys_readlinkat: 1388 case amd64_x32_sys_readlinkat: 1389 return gdb_sys_readlinkat; 1390 1391 case amd64_sys_fchmodat: 1392 case amd64_x32_sys_fchmodat: 1393 return gdb_sys_fchmodat; 1394 1395 case amd64_sys_faccessat: 1396 case amd64_x32_sys_faccessat: 1397 return gdb_sys_faccessat; 1398 1399 case amd64_sys_pselect6: 1400 case amd64_x32_sys_pselect6: 1401 return gdb_sys_pselect6; 1402 1403 case amd64_sys_ppoll: 1404 case amd64_x32_sys_ppoll: 1405 return gdb_sys_ppoll; 1406 1407 case amd64_sys_unshare: 1408 case amd64_x32_sys_unshare: 1409 return gdb_sys_unshare; 1410 1411 case amd64_sys_set_robust_list: 1412 case amd64_x32_sys_set_robust_list: 1413 return gdb_sys_set_robust_list; 1414 1415 case amd64_sys_get_robust_list: 1416 case amd64_x32_sys_get_robust_list: 1417 return gdb_sys_get_robust_list; 1418 1419 case amd64_sys_splice: 1420 case amd64_x32_sys_splice: 1421 return gdb_sys_splice; 1422 1423 case amd64_sys_tee: 1424 case amd64_x32_sys_tee: 1425 return gdb_sys_tee; 1426 1427 case amd64_sys_sync_file_range: 1428 case amd64_x32_sys_sync_file_range: 1429 return gdb_sys_sync_file_range; 1430 1431 case amd64_sys_vmsplice: 1432 case amd64_x32_sys_vmsplice: 1433 return gdb_sys_vmsplice; 1434 1435 case amd64_sys_move_pages: 1436 case amd64_x32_sys_move_pages: 1437 return gdb_sys_move_pages; 1438 1439 default: 1440 return gdb_sys_no_syscall; 1441 } 1442 } 1443 1444 /* Parse the arguments of current system call instruction and record 1445 the values of the registers and memory that will be changed into 1446 "record_full_arch_list". This instruction is "syscall". 1447 1448 Return -1 if something wrong. */ 1449 1450 static struct linux_record_tdep amd64_linux_record_tdep; 1451 static struct linux_record_tdep amd64_x32_linux_record_tdep; 1452 1453 #define RECORD_ARCH_GET_FS 0x1003 1454 #define RECORD_ARCH_GET_GS 0x1004 1455 1456 static int 1457 amd64_linux_syscall_record_common (struct regcache *regcache, 1458 struct linux_record_tdep *linux_record_tdep_p) 1459 { 1460 int ret; 1461 ULONGEST syscall_native; 1462 enum gdb_syscall syscall_gdb = gdb_sys_no_syscall; 1463 1464 regcache_raw_read_unsigned (regcache, AMD64_RAX_REGNUM, &syscall_native); 1465 1466 switch (syscall_native) 1467 { 1468 case amd64_sys_rt_sigreturn: 1469 case amd64_x32_sys_rt_sigreturn: 1470 if (amd64_all_but_ip_registers_record (regcache)) 1471 return -1; 1472 return 0; 1473 break; 1474 1475 case amd64_sys_arch_prctl: 1476 case amd64_x32_sys_arch_prctl: 1477 { 1478 ULONGEST arg3; 1479 regcache_raw_read_unsigned (regcache, linux_record_tdep_p->arg3, 1480 &arg3); 1481 if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS) 1482 { 1483 CORE_ADDR addr; 1484 1485 regcache_raw_read_unsigned (regcache, 1486 linux_record_tdep_p->arg2, 1487 &addr); 1488 if (record_full_arch_list_add_mem 1489 (addr, linux_record_tdep_p->size_ulong)) 1490 return -1; 1491 } 1492 goto record_regs; 1493 } 1494 break; 1495 } 1496 1497 syscall_gdb 1498 = amd64_canonicalize_syscall ((enum amd64_syscall) syscall_native); 1499 1500 if (syscall_gdb == gdb_sys_no_syscall) 1501 { 1502 printf_unfiltered (_("Process record and replay target doesn't " 1503 "support syscall number %s\n"), 1504 pulongest (syscall_native)); 1505 return -1; 1506 } 1507 else 1508 { 1509 ret = record_linux_system_call (syscall_gdb, regcache, 1510 linux_record_tdep_p); 1511 if (ret) 1512 return ret; 1513 } 1514 1515 record_regs: 1516 /* Record the return value of the system call. */ 1517 if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM)) 1518 return -1; 1519 if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM)) 1520 return -1; 1521 1522 return 0; 1523 } 1524 1525 static int 1526 amd64_linux_syscall_record (struct regcache *regcache) 1527 { 1528 return amd64_linux_syscall_record_common (regcache, 1529 &amd64_linux_record_tdep); 1530 } 1531 1532 static int 1533 amd64_x32_linux_syscall_record (struct regcache *regcache) 1534 { 1535 return amd64_linux_syscall_record_common (regcache, 1536 &amd64_x32_linux_record_tdep); 1537 } 1538 1539 #define AMD64_LINUX_redzone 128 1540 #define AMD64_LINUX_xstate 512 1541 #define AMD64_LINUX_frame_size 560 1542 1543 static int 1544 amd64_linux_record_signal (struct gdbarch *gdbarch, 1545 struct regcache *regcache, 1546 enum gdb_signal signal) 1547 { 1548 ULONGEST rsp; 1549 1550 if (amd64_all_but_ip_registers_record (regcache)) 1551 return -1; 1552 1553 if (record_full_arch_list_add_reg (regcache, AMD64_RIP_REGNUM)) 1554 return -1; 1555 1556 /* Record the change in the stack. */ 1557 regcache_raw_read_unsigned (regcache, AMD64_RSP_REGNUM, &rsp); 1558 /* redzone 1559 sp -= 128; */ 1560 rsp -= AMD64_LINUX_redzone; 1561 /* This is for xstate. 1562 sp -= sizeof (struct _fpstate); */ 1563 rsp -= AMD64_LINUX_xstate; 1564 /* This is for frame_size. 1565 sp -= sizeof (struct rt_sigframe); */ 1566 rsp -= AMD64_LINUX_frame_size; 1567 if (record_full_arch_list_add_mem (rsp, AMD64_LINUX_redzone 1568 + AMD64_LINUX_xstate 1569 + AMD64_LINUX_frame_size)) 1570 return -1; 1571 1572 if (record_full_arch_list_add_end ()) 1573 return -1; 1574 1575 return 0; 1576 } 1577 1578 /* Get Linux/x86 target description from core dump. */ 1579 1580 static const struct target_desc * 1581 amd64_linux_core_read_description (struct gdbarch *gdbarch, 1582 struct target_ops *target, 1583 bfd *abfd) 1584 { 1585 /* Linux/x86-64. */ 1586 uint64_t xcr0 = i386_linux_core_read_xcr0 (abfd); 1587 1588 switch (xcr0 & X86_XSTATE_ALL_MASK) 1589 { 1590 case X86_XSTATE_AVX_MPX_AVX512_PKU_MASK: 1591 if (gdbarch_ptr_bit (gdbarch) == 32) 1592 /* No MPX on x32, fallback to AVX-AVX512. */ 1593 return tdesc_x32_avx_avx512_linux; 1594 else 1595 return tdesc_amd64_avx_mpx_avx512_pku_linux; 1596 case X86_XSTATE_AVX_AVX512_MASK: 1597 if (gdbarch_ptr_bit (gdbarch) == 32) 1598 return tdesc_x32_avx_avx512_linux; 1599 else 1600 return tdesc_amd64_avx_avx512_linux; 1601 case X86_XSTATE_MPX_MASK: 1602 if (gdbarch_ptr_bit (gdbarch) == 32) 1603 /* No MPX on x32, fallback to AVX-AVX512. */ 1604 return tdesc_x32_avx_linux; 1605 else 1606 return tdesc_amd64_mpx_linux; 1607 case X86_XSTATE_AVX_MPX_MASK: 1608 if (gdbarch_ptr_bit (gdbarch) == 32) 1609 /* No MPX on x32, fallback to AVX-AVX512. */ 1610 return tdesc_x32_avx_linux; 1611 else 1612 return tdesc_amd64_avx_mpx_linux; 1613 case X86_XSTATE_AVX_MASK: 1614 if (gdbarch_ptr_bit (gdbarch) == 32) 1615 return tdesc_x32_avx_linux; 1616 else 1617 return tdesc_amd64_avx_linux; 1618 default: 1619 if (gdbarch_ptr_bit (gdbarch) == 32) 1620 return tdesc_x32_linux; 1621 else 1622 return tdesc_amd64_linux; 1623 } 1624 } 1625 1626 /* Similar to amd64_supply_fpregset, but use XSAVE extended state. */ 1627 1628 static void 1629 amd64_linux_supply_xstateregset (const struct regset *regset, 1630 struct regcache *regcache, int regnum, 1631 const void *xstateregs, size_t len) 1632 { 1633 amd64_supply_xsave (regcache, regnum, xstateregs); 1634 } 1635 1636 /* Similar to amd64_collect_fpregset, but use XSAVE extended state. */ 1637 1638 static void 1639 amd64_linux_collect_xstateregset (const struct regset *regset, 1640 const struct regcache *regcache, 1641 int regnum, void *xstateregs, size_t len) 1642 { 1643 amd64_collect_xsave (regcache, regnum, xstateregs, 1); 1644 } 1645 1646 static const struct regset amd64_linux_xstateregset = 1647 { 1648 NULL, 1649 amd64_linux_supply_xstateregset, 1650 amd64_linux_collect_xstateregset 1651 }; 1652 1653 /* Iterate over core file register note sections. */ 1654 1655 static void 1656 amd64_linux_iterate_over_regset_sections (struct gdbarch *gdbarch, 1657 iterate_over_regset_sections_cb *cb, 1658 void *cb_data, 1659 const struct regcache *regcache) 1660 { 1661 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); 1662 1663 cb (".reg", 27 * 8, &i386_gregset, NULL, cb_data); 1664 cb (".reg2", 512, &amd64_fpregset, NULL, cb_data); 1665 cb (".reg-xstate", X86_XSTATE_SIZE (tdep->xcr0), 1666 &amd64_linux_xstateregset, "XSAVE extended state", cb_data); 1667 } 1668 1669 /* The instruction sequences used in x86_64 machines for a 1670 disabled is-enabled probe. */ 1671 1672 const gdb_byte amd64_dtrace_disabled_probe_sequence_1[] = { 1673 /* xor %rax, %rax */ 0x48, 0x33, 0xc0, 1674 /* nop */ 0x90, 1675 /* nop */ 0x90 1676 }; 1677 1678 const gdb_byte amd64_dtrace_disabled_probe_sequence_2[] = { 1679 /* xor %rax, %rax */ 0x48, 0x33, 0xc0, 1680 /* ret */ 0xc3, 1681 /* nop */ 0x90 1682 }; 1683 1684 /* The instruction sequence used in x86_64 machines for enabling a 1685 DTrace is-enabled probe. */ 1686 1687 const gdb_byte amd64_dtrace_enable_probe_sequence[] = { 1688 /* mov $0x1, %eax */ 0xb8, 0x01, 0x00, 0x00, 0x00 1689 }; 1690 1691 /* The instruction sequence used in x86_64 machines for disabling a 1692 DTrace is-enabled probe. */ 1693 1694 const gdb_byte amd64_dtrace_disable_probe_sequence[] = { 1695 /* xor %rax, %rax; nop; nop */ 0x48, 0x33, 0xC0, 0x90, 0x90 1696 }; 1697 1698 /* Implementation of `gdbarch_dtrace_probe_is_enabled', as defined in 1699 gdbarch.h. */ 1700 1701 static int 1702 amd64_dtrace_probe_is_enabled (struct gdbarch *gdbarch, CORE_ADDR addr) 1703 { 1704 gdb_byte buf[5]; 1705 1706 /* This function returns 1 if the instructions at ADDR do _not_ 1707 follow any of the amd64_dtrace_disabled_probe_sequence_* 1708 patterns. 1709 1710 Note that ADDR is offset 3 bytes from the beginning of these 1711 sequences. */ 1712 1713 read_code (addr - 3, buf, 5); 1714 return (memcmp (buf, amd64_dtrace_disabled_probe_sequence_1, 5) != 0 1715 && memcmp (buf, amd64_dtrace_disabled_probe_sequence_2, 5) != 0); 1716 } 1717 1718 /* Implementation of `gdbarch_dtrace_enable_probe', as defined in 1719 gdbarch.h. */ 1720 1721 static void 1722 amd64_dtrace_enable_probe (struct gdbarch *gdbarch, CORE_ADDR addr) 1723 { 1724 /* Note also that ADDR is offset 3 bytes from the beginning of 1725 amd64_dtrace_enable_probe_sequence. */ 1726 1727 write_memory (addr - 3, amd64_dtrace_enable_probe_sequence, 5); 1728 } 1729 1730 /* Implementation of `gdbarch_dtrace_disable_probe', as defined in 1731 gdbarch.h. */ 1732 1733 static void 1734 amd64_dtrace_disable_probe (struct gdbarch *gdbarch, CORE_ADDR addr) 1735 { 1736 /* Note also that ADDR is offset 3 bytes from the beginning of 1737 amd64_dtrace_disable_probe_sequence. */ 1738 1739 write_memory (addr - 3, amd64_dtrace_disable_probe_sequence, 5); 1740 } 1741 1742 /* Implementation of `gdbarch_dtrace_parse_probe_argument', as defined 1743 in gdbarch.h. */ 1744 1745 static void 1746 amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch, 1747 struct parser_state *pstate, 1748 int narg) 1749 { 1750 struct stoken str; 1751 1752 /* DTrace probe arguments can be found on the ABI-defined places for 1753 regular arguments at the current PC. The probe abstraction 1754 currently supports up to 12 arguments for probes. */ 1755 1756 if (narg < 6) 1757 { 1758 static const int arg_reg_map[6] = 1759 { 1760 AMD64_RDI_REGNUM, /* Arg 1. */ 1761 AMD64_RSI_REGNUM, /* Arg 2. */ 1762 AMD64_RDX_REGNUM, /* Arg 3. */ 1763 AMD64_RCX_REGNUM, /* Arg 4. */ 1764 AMD64_R8_REGNUM, /* Arg 5. */ 1765 AMD64_R9_REGNUM /* Arg 6. */ 1766 }; 1767 int regno = arg_reg_map[narg]; 1768 const char *regname = user_reg_map_regnum_to_name (gdbarch, regno); 1769 1770 write_exp_elt_opcode (pstate, OP_REGISTER); 1771 str.ptr = regname; 1772 str.length = strlen (regname); 1773 write_exp_string (pstate, str); 1774 write_exp_elt_opcode (pstate, OP_REGISTER); 1775 } 1776 else 1777 { 1778 /* Additional arguments are passed on the stack. */ 1779 const char *regname = user_reg_map_regnum_to_name (gdbarch, AMD64_RSP_REGNUM); 1780 1781 /* Displacement. */ 1782 write_exp_elt_opcode (pstate, OP_LONG); 1783 write_exp_elt_type (pstate, builtin_type (gdbarch)->builtin_long); 1784 write_exp_elt_longcst (pstate, narg - 6); 1785 write_exp_elt_opcode (pstate, OP_LONG); 1786 1787 /* Register: SP. */ 1788 write_exp_elt_opcode (pstate, OP_REGISTER); 1789 str.ptr = regname; 1790 str.length = strlen (regname); 1791 write_exp_string (pstate, str); 1792 write_exp_elt_opcode (pstate, OP_REGISTER); 1793 1794 write_exp_elt_opcode (pstate, BINOP_ADD); 1795 1796 /* Cast to long. */ 1797 write_exp_elt_opcode (pstate, UNOP_CAST); 1798 write_exp_elt_type (pstate, 1799 lookup_pointer_type (builtin_type (gdbarch)->builtin_long)); 1800 write_exp_elt_opcode (pstate, UNOP_CAST); 1801 1802 write_exp_elt_opcode (pstate, UNOP_IND); 1803 } 1804 } 1805 1806 static void 1807 amd64_linux_init_abi_common(struct gdbarch_info info, struct gdbarch *gdbarch) 1808 { 1809 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); 1810 1811 linux_init_abi (info, gdbarch); 1812 1813 tdep->sigtramp_p = amd64_linux_sigtramp_p; 1814 tdep->sigcontext_addr = amd64_linux_sigcontext_addr; 1815 tdep->sc_reg_offset = amd64_linux_sc_reg_offset; 1816 tdep->sc_num_regs = ARRAY_SIZE (amd64_linux_sc_reg_offset); 1817 1818 tdep->xsave_xcr0_offset = I386_LINUX_XSAVE_XCR0_OFFSET; 1819 1820 /* Add the %orig_rax register used for syscall restarting. */ 1821 set_gdbarch_write_pc (gdbarch, amd64_linux_write_pc); 1822 1823 tdep->register_reggroup_p = amd64_linux_register_reggroup_p; 1824 1825 /* Functions for 'catch syscall'. */ 1826 set_xml_syscall_file_name (gdbarch, XML_SYSCALL_FILENAME_AMD64); 1827 set_gdbarch_get_syscall_number (gdbarch, 1828 amd64_linux_get_syscall_number); 1829 1830 /* Enable TLS support. */ 1831 set_gdbarch_fetch_tls_load_module_address (gdbarch, 1832 svr4_fetch_objfile_link_map); 1833 1834 /* GNU/Linux uses SVR4-style shared libraries. */ 1835 set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target); 1836 1837 /* GNU/Linux uses the dynamic linker included in the GNU C Library. */ 1838 set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver); 1839 1840 /* Iterate over core file register note sections. */ 1841 set_gdbarch_iterate_over_regset_sections 1842 (gdbarch, amd64_linux_iterate_over_regset_sections); 1843 1844 set_gdbarch_core_read_description (gdbarch, 1845 amd64_linux_core_read_description); 1846 1847 /* Displaced stepping. */ 1848 set_gdbarch_displaced_step_copy_insn (gdbarch, 1849 amd64_displaced_step_copy_insn); 1850 set_gdbarch_displaced_step_fixup (gdbarch, amd64_displaced_step_fixup); 1851 set_gdbarch_displaced_step_free_closure (gdbarch, 1852 simple_displaced_step_free_closure); 1853 set_gdbarch_displaced_step_location (gdbarch, 1854 linux_displaced_step_location); 1855 1856 set_gdbarch_process_record (gdbarch, i386_process_record); 1857 set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal); 1858 1859 set_gdbarch_get_siginfo_type (gdbarch, x86_linux_get_siginfo_type); 1860 set_gdbarch_handle_segmentation_fault (gdbarch, 1861 i386_linux_handle_segmentation_fault); 1862 } 1863 1864 static void 1865 amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) 1866 { 1867 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); 1868 const struct target_desc *tdesc = info.target_desc; 1869 struct tdesc_arch_data *tdesc_data 1870 = (struct tdesc_arch_data *) info.tdep_info; 1871 const struct tdesc_feature *feature; 1872 int valid_p; 1873 1874 gdb_assert (tdesc_data); 1875 1876 tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset; 1877 tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset); 1878 tdep->sizeof_gregset = 27 * 8; 1879 1880 amd64_init_abi (info, gdbarch); 1881 1882 /* Reserve a number for orig_rax. */ 1883 set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS); 1884 1885 if (! tdesc_has_registers (tdesc)) 1886 tdesc = tdesc_amd64_linux; 1887 tdep->tdesc = tdesc; 1888 1889 feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux"); 1890 if (feature == NULL) 1891 return; 1892 1893 valid_p = tdesc_numbered_register (feature, tdesc_data, 1894 AMD64_LINUX_ORIG_RAX_REGNUM, 1895 "orig_rax"); 1896 if (!valid_p) 1897 return; 1898 1899 amd64_linux_init_abi_common (info, gdbarch); 1900 1901 /* Initialize the amd64_linux_record_tdep. */ 1902 /* These values are the size of the type that will be used in a system 1903 call. They are obtained from Linux Kernel source. */ 1904 amd64_linux_record_tdep.size_pointer 1905 = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT; 1906 amd64_linux_record_tdep.size__old_kernel_stat = 32; 1907 amd64_linux_record_tdep.size_tms = 32; 1908 amd64_linux_record_tdep.size_loff_t = 8; 1909 amd64_linux_record_tdep.size_flock = 32; 1910 amd64_linux_record_tdep.size_oldold_utsname = 45; 1911 amd64_linux_record_tdep.size_ustat = 32; 1912 /* ADM64 doesn't need this size because it doesn't have sys_sigaction 1913 but sys_rt_sigaction. */ 1914 amd64_linux_record_tdep.size_old_sigaction = 32; 1915 /* ADM64 doesn't need this size because it doesn't have sys_sigpending 1916 but sys_rt_sigpending. */ 1917 amd64_linux_record_tdep.size_old_sigset_t = 8; 1918 amd64_linux_record_tdep.size_rlimit = 16; 1919 amd64_linux_record_tdep.size_rusage = 144; 1920 amd64_linux_record_tdep.size_timeval = 16; 1921 amd64_linux_record_tdep.size_timezone = 8; 1922 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16 1923 but sys_getgroups. */ 1924 amd64_linux_record_tdep.size_old_gid_t = 2; 1925 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16 1926 but sys_getresuid. */ 1927 amd64_linux_record_tdep.size_old_uid_t = 2; 1928 amd64_linux_record_tdep.size_fd_set = 128; 1929 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */ 1930 amd64_linux_record_tdep.size_old_dirent = 280; 1931 amd64_linux_record_tdep.size_statfs = 120; 1932 amd64_linux_record_tdep.size_statfs64 = 120; 1933 amd64_linux_record_tdep.size_sockaddr = 16; 1934 amd64_linux_record_tdep.size_int 1935 = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT; 1936 amd64_linux_record_tdep.size_long 1937 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT; 1938 amd64_linux_record_tdep.size_ulong 1939 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT; 1940 amd64_linux_record_tdep.size_msghdr = 56; 1941 amd64_linux_record_tdep.size_itimerval = 32; 1942 amd64_linux_record_tdep.size_stat = 144; 1943 amd64_linux_record_tdep.size_old_utsname = 325; 1944 amd64_linux_record_tdep.size_sysinfo = 112; 1945 amd64_linux_record_tdep.size_msqid_ds = 120; 1946 amd64_linux_record_tdep.size_shmid_ds = 112; 1947 amd64_linux_record_tdep.size_new_utsname = 390; 1948 amd64_linux_record_tdep.size_timex = 208; 1949 amd64_linux_record_tdep.size_mem_dqinfo = 24; 1950 amd64_linux_record_tdep.size_if_dqblk = 72; 1951 amd64_linux_record_tdep.size_fs_quota_stat = 80; 1952 amd64_linux_record_tdep.size_timespec = 16; 1953 amd64_linux_record_tdep.size_pollfd = 8; 1954 amd64_linux_record_tdep.size_NFS_FHSIZE = 32; 1955 amd64_linux_record_tdep.size_knfsd_fh = 132; 1956 amd64_linux_record_tdep.size_TASK_COMM_LEN = 16; 1957 amd64_linux_record_tdep.size_sigaction = 32; 1958 amd64_linux_record_tdep.size_sigset_t = 8; 1959 amd64_linux_record_tdep.size_siginfo_t = 128; 1960 amd64_linux_record_tdep.size_cap_user_data_t = 8; 1961 amd64_linux_record_tdep.size_stack_t = 24; 1962 amd64_linux_record_tdep.size_off_t = 8; 1963 amd64_linux_record_tdep.size_stat64 = 144; 1964 amd64_linux_record_tdep.size_gid_t = 4; 1965 amd64_linux_record_tdep.size_uid_t = 4; 1966 amd64_linux_record_tdep.size_PAGE_SIZE = 4096; 1967 amd64_linux_record_tdep.size_flock64 = 32; 1968 amd64_linux_record_tdep.size_user_desc = 16; 1969 amd64_linux_record_tdep.size_io_event = 32; 1970 amd64_linux_record_tdep.size_iocb = 64; 1971 amd64_linux_record_tdep.size_epoll_event = 12; 1972 amd64_linux_record_tdep.size_itimerspec = 32; 1973 amd64_linux_record_tdep.size_mq_attr = 64; 1974 amd64_linux_record_tdep.size_termios = 36; 1975 amd64_linux_record_tdep.size_termios2 = 44; 1976 amd64_linux_record_tdep.size_pid_t = 4; 1977 amd64_linux_record_tdep.size_winsize = 8; 1978 amd64_linux_record_tdep.size_serial_struct = 72; 1979 amd64_linux_record_tdep.size_serial_icounter_struct = 80; 1980 amd64_linux_record_tdep.size_hayes_esp_config = 12; 1981 amd64_linux_record_tdep.size_size_t = 8; 1982 amd64_linux_record_tdep.size_iovec = 16; 1983 amd64_linux_record_tdep.size_time_t = 8; 1984 1985 /* These values are the second argument of system call "sys_fcntl" 1986 and "sys_fcntl64". They are obtained from Linux Kernel source. */ 1987 amd64_linux_record_tdep.fcntl_F_GETLK = 5; 1988 amd64_linux_record_tdep.fcntl_F_GETLK64 = 12; 1989 amd64_linux_record_tdep.fcntl_F_SETLK64 = 13; 1990 amd64_linux_record_tdep.fcntl_F_SETLKW64 = 14; 1991 1992 amd64_linux_record_tdep.arg1 = AMD64_RDI_REGNUM; 1993 amd64_linux_record_tdep.arg2 = AMD64_RSI_REGNUM; 1994 amd64_linux_record_tdep.arg3 = AMD64_RDX_REGNUM; 1995 amd64_linux_record_tdep.arg4 = AMD64_R10_REGNUM; 1996 amd64_linux_record_tdep.arg5 = AMD64_R8_REGNUM; 1997 amd64_linux_record_tdep.arg6 = AMD64_R9_REGNUM; 1998 1999 /* These values are the second argument of system call "sys_ioctl". 2000 They are obtained from Linux Kernel source. */ 2001 amd64_linux_record_tdep.ioctl_TCGETS = 0x5401; 2002 amd64_linux_record_tdep.ioctl_TCSETS = 0x5402; 2003 amd64_linux_record_tdep.ioctl_TCSETSW = 0x5403; 2004 amd64_linux_record_tdep.ioctl_TCSETSF = 0x5404; 2005 amd64_linux_record_tdep.ioctl_TCGETA = 0x5405; 2006 amd64_linux_record_tdep.ioctl_TCSETA = 0x5406; 2007 amd64_linux_record_tdep.ioctl_TCSETAW = 0x5407; 2008 amd64_linux_record_tdep.ioctl_TCSETAF = 0x5408; 2009 amd64_linux_record_tdep.ioctl_TCSBRK = 0x5409; 2010 amd64_linux_record_tdep.ioctl_TCXONC = 0x540A; 2011 amd64_linux_record_tdep.ioctl_TCFLSH = 0x540B; 2012 amd64_linux_record_tdep.ioctl_TIOCEXCL = 0x540C; 2013 amd64_linux_record_tdep.ioctl_TIOCNXCL = 0x540D; 2014 amd64_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E; 2015 amd64_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F; 2016 amd64_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410; 2017 amd64_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411; 2018 amd64_linux_record_tdep.ioctl_TIOCSTI = 0x5412; 2019 amd64_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413; 2020 amd64_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414; 2021 amd64_linux_record_tdep.ioctl_TIOCMGET = 0x5415; 2022 amd64_linux_record_tdep.ioctl_TIOCMBIS = 0x5416; 2023 amd64_linux_record_tdep.ioctl_TIOCMBIC = 0x5417; 2024 amd64_linux_record_tdep.ioctl_TIOCMSET = 0x5418; 2025 amd64_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419; 2026 amd64_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A; 2027 amd64_linux_record_tdep.ioctl_FIONREAD = 0x541B; 2028 amd64_linux_record_tdep.ioctl_TIOCINQ 2029 = amd64_linux_record_tdep.ioctl_FIONREAD; 2030 amd64_linux_record_tdep.ioctl_TIOCLINUX = 0x541C; 2031 amd64_linux_record_tdep.ioctl_TIOCCONS = 0x541D; 2032 amd64_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E; 2033 amd64_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F; 2034 amd64_linux_record_tdep.ioctl_TIOCPKT = 0x5420; 2035 amd64_linux_record_tdep.ioctl_FIONBIO = 0x5421; 2036 amd64_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422; 2037 amd64_linux_record_tdep.ioctl_TIOCSETD = 0x5423; 2038 amd64_linux_record_tdep.ioctl_TIOCGETD = 0x5424; 2039 amd64_linux_record_tdep.ioctl_TCSBRKP = 0x5425; 2040 amd64_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426; 2041 amd64_linux_record_tdep.ioctl_TIOCSBRK = 0x5427; 2042 amd64_linux_record_tdep.ioctl_TIOCCBRK = 0x5428; 2043 amd64_linux_record_tdep.ioctl_TIOCGSID = 0x5429; 2044 amd64_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a; 2045 amd64_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b; 2046 amd64_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c; 2047 amd64_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d; 2048 amd64_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430; 2049 amd64_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431; 2050 amd64_linux_record_tdep.ioctl_FIONCLEX = 0x5450; 2051 amd64_linux_record_tdep.ioctl_FIOCLEX = 0x5451; 2052 amd64_linux_record_tdep.ioctl_FIOASYNC = 0x5452; 2053 amd64_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453; 2054 amd64_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454; 2055 amd64_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455; 2056 amd64_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456; 2057 amd64_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457; 2058 amd64_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458; 2059 amd64_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459; 2060 amd64_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A; 2061 amd64_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B; 2062 amd64_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C; 2063 amd64_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D; 2064 amd64_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E; 2065 amd64_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F; 2066 amd64_linux_record_tdep.ioctl_FIOQSIZE = 0x5460; 2067 2068 tdep->i386_syscall_record = amd64_linux_syscall_record; 2069 2070 /* GNU/Linux uses SVR4-style shared libraries. */ 2071 set_solib_svr4_fetch_link_map_offsets 2072 (gdbarch, svr4_lp64_fetch_link_map_offsets); 2073 2074 /* Register DTrace handlers. */ 2075 set_gdbarch_dtrace_parse_probe_argument (gdbarch, amd64_dtrace_parse_probe_argument); 2076 set_gdbarch_dtrace_probe_is_enabled (gdbarch, amd64_dtrace_probe_is_enabled); 2077 set_gdbarch_dtrace_enable_probe (gdbarch, amd64_dtrace_enable_probe); 2078 set_gdbarch_dtrace_disable_probe (gdbarch, amd64_dtrace_disable_probe); 2079 } 2080 2081 static void 2082 amd64_x32_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) 2083 { 2084 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); 2085 const struct target_desc *tdesc = info.target_desc; 2086 struct tdesc_arch_data *tdesc_data 2087 = (struct tdesc_arch_data *) info.tdep_info; 2088 const struct tdesc_feature *feature; 2089 int valid_p; 2090 2091 gdb_assert (tdesc_data); 2092 2093 tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset; 2094 tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset); 2095 tdep->sizeof_gregset = 27 * 8; 2096 2097 amd64_x32_init_abi (info, gdbarch); 2098 2099 /* Reserve a number for orig_rax. */ 2100 set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS); 2101 2102 if (! tdesc_has_registers (tdesc)) 2103 tdesc = tdesc_x32_linux; 2104 tdep->tdesc = tdesc; 2105 2106 feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux"); 2107 if (feature == NULL) 2108 return; 2109 2110 valid_p = tdesc_numbered_register (feature, tdesc_data, 2111 AMD64_LINUX_ORIG_RAX_REGNUM, 2112 "orig_rax"); 2113 if (!valid_p) 2114 return; 2115 2116 amd64_linux_init_abi_common (info, gdbarch); 2117 2118 /* Initialize the amd64_x32_linux_record_tdep. */ 2119 /* These values are the size of the type that will be used in a system 2120 call. They are obtained from Linux Kernel source. */ 2121 amd64_x32_linux_record_tdep.size_pointer 2122 = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT; 2123 amd64_x32_linux_record_tdep.size__old_kernel_stat = 32; 2124 amd64_x32_linux_record_tdep.size_tms = 32; 2125 amd64_x32_linux_record_tdep.size_loff_t = 8; 2126 amd64_x32_linux_record_tdep.size_flock = 32; 2127 amd64_x32_linux_record_tdep.size_oldold_utsname = 45; 2128 amd64_x32_linux_record_tdep.size_ustat = 32; 2129 /* ADM64 doesn't need this size because it doesn't have sys_sigaction 2130 but sys_rt_sigaction. */ 2131 amd64_x32_linux_record_tdep.size_old_sigaction = 16; 2132 /* ADM64 doesn't need this size because it doesn't have sys_sigpending 2133 but sys_rt_sigpending. */ 2134 amd64_x32_linux_record_tdep.size_old_sigset_t = 4; 2135 amd64_x32_linux_record_tdep.size_rlimit = 16; 2136 amd64_x32_linux_record_tdep.size_rusage = 144; 2137 amd64_x32_linux_record_tdep.size_timeval = 16; 2138 amd64_x32_linux_record_tdep.size_timezone = 8; 2139 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16 2140 but sys_getgroups. */ 2141 amd64_x32_linux_record_tdep.size_old_gid_t = 2; 2142 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16 2143 but sys_getresuid. */ 2144 amd64_x32_linux_record_tdep.size_old_uid_t = 2; 2145 amd64_x32_linux_record_tdep.size_fd_set = 128; 2146 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */ 2147 amd64_x32_linux_record_tdep.size_old_dirent = 268; 2148 amd64_x32_linux_record_tdep.size_statfs = 120; 2149 amd64_x32_linux_record_tdep.size_statfs64 = 120; 2150 amd64_x32_linux_record_tdep.size_sockaddr = 16; 2151 amd64_x32_linux_record_tdep.size_int 2152 = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT; 2153 amd64_x32_linux_record_tdep.size_long 2154 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT; 2155 amd64_x32_linux_record_tdep.size_ulong 2156 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT; 2157 amd64_x32_linux_record_tdep.size_msghdr = 28; 2158 amd64_x32_linux_record_tdep.size_itimerval = 32; 2159 amd64_x32_linux_record_tdep.size_stat = 144; 2160 amd64_x32_linux_record_tdep.size_old_utsname = 325; 2161 amd64_x32_linux_record_tdep.size_sysinfo = 112; 2162 amd64_x32_linux_record_tdep.size_msqid_ds = 120; 2163 amd64_x32_linux_record_tdep.size_shmid_ds = 112; 2164 amd64_x32_linux_record_tdep.size_new_utsname = 390; 2165 amd64_x32_linux_record_tdep.size_timex = 208; 2166 amd64_x32_linux_record_tdep.size_mem_dqinfo = 24; 2167 amd64_x32_linux_record_tdep.size_if_dqblk = 72; 2168 amd64_x32_linux_record_tdep.size_fs_quota_stat = 80; 2169 amd64_x32_linux_record_tdep.size_timespec = 16; 2170 amd64_x32_linux_record_tdep.size_pollfd = 8; 2171 amd64_x32_linux_record_tdep.size_NFS_FHSIZE = 32; 2172 amd64_x32_linux_record_tdep.size_knfsd_fh = 132; 2173 amd64_x32_linux_record_tdep.size_TASK_COMM_LEN = 16; 2174 amd64_x32_linux_record_tdep.size_sigaction = 20; 2175 amd64_x32_linux_record_tdep.size_sigset_t = 8; 2176 amd64_x32_linux_record_tdep.size_siginfo_t = 128; 2177 amd64_x32_linux_record_tdep.size_cap_user_data_t = 8; 2178 amd64_x32_linux_record_tdep.size_stack_t = 12; 2179 amd64_x32_linux_record_tdep.size_off_t = 8; 2180 amd64_x32_linux_record_tdep.size_stat64 = 144; 2181 amd64_x32_linux_record_tdep.size_gid_t = 4; 2182 amd64_x32_linux_record_tdep.size_uid_t = 4; 2183 amd64_x32_linux_record_tdep.size_PAGE_SIZE = 4096; 2184 amd64_x32_linux_record_tdep.size_flock64 = 32; 2185 amd64_x32_linux_record_tdep.size_user_desc = 16; 2186 amd64_x32_linux_record_tdep.size_io_event = 32; 2187 amd64_x32_linux_record_tdep.size_iocb = 64; 2188 amd64_x32_linux_record_tdep.size_epoll_event = 12; 2189 amd64_x32_linux_record_tdep.size_itimerspec = 32; 2190 amd64_x32_linux_record_tdep.size_mq_attr = 64; 2191 amd64_x32_linux_record_tdep.size_termios = 36; 2192 amd64_x32_linux_record_tdep.size_termios2 = 44; 2193 amd64_x32_linux_record_tdep.size_pid_t = 4; 2194 amd64_x32_linux_record_tdep.size_winsize = 8; 2195 amd64_x32_linux_record_tdep.size_serial_struct = 72; 2196 amd64_x32_linux_record_tdep.size_serial_icounter_struct = 80; 2197 amd64_x32_linux_record_tdep.size_hayes_esp_config = 12; 2198 amd64_x32_linux_record_tdep.size_size_t = 4; 2199 amd64_x32_linux_record_tdep.size_iovec = 8; 2200 amd64_x32_linux_record_tdep.size_time_t = 8; 2201 2202 /* These values are the second argument of system call "sys_fcntl" 2203 and "sys_fcntl64". They are obtained from Linux Kernel source. */ 2204 amd64_x32_linux_record_tdep.fcntl_F_GETLK = 5; 2205 amd64_x32_linux_record_tdep.fcntl_F_GETLK64 = 12; 2206 amd64_x32_linux_record_tdep.fcntl_F_SETLK64 = 13; 2207 amd64_x32_linux_record_tdep.fcntl_F_SETLKW64 = 14; 2208 2209 amd64_x32_linux_record_tdep.arg1 = AMD64_RDI_REGNUM; 2210 amd64_x32_linux_record_tdep.arg2 = AMD64_RSI_REGNUM; 2211 amd64_x32_linux_record_tdep.arg3 = AMD64_RDX_REGNUM; 2212 amd64_x32_linux_record_tdep.arg4 = AMD64_R10_REGNUM; 2213 amd64_x32_linux_record_tdep.arg5 = AMD64_R8_REGNUM; 2214 amd64_x32_linux_record_tdep.arg6 = AMD64_R9_REGNUM; 2215 2216 /* These values are the second argument of system call "sys_ioctl". 2217 They are obtained from Linux Kernel source. */ 2218 amd64_x32_linux_record_tdep.ioctl_TCGETS = 0x5401; 2219 amd64_x32_linux_record_tdep.ioctl_TCSETS = 0x5402; 2220 amd64_x32_linux_record_tdep.ioctl_TCSETSW = 0x5403; 2221 amd64_x32_linux_record_tdep.ioctl_TCSETSF = 0x5404; 2222 amd64_x32_linux_record_tdep.ioctl_TCGETA = 0x5405; 2223 amd64_x32_linux_record_tdep.ioctl_TCSETA = 0x5406; 2224 amd64_x32_linux_record_tdep.ioctl_TCSETAW = 0x5407; 2225 amd64_x32_linux_record_tdep.ioctl_TCSETAF = 0x5408; 2226 amd64_x32_linux_record_tdep.ioctl_TCSBRK = 0x5409; 2227 amd64_x32_linux_record_tdep.ioctl_TCXONC = 0x540A; 2228 amd64_x32_linux_record_tdep.ioctl_TCFLSH = 0x540B; 2229 amd64_x32_linux_record_tdep.ioctl_TIOCEXCL = 0x540C; 2230 amd64_x32_linux_record_tdep.ioctl_TIOCNXCL = 0x540D; 2231 amd64_x32_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E; 2232 amd64_x32_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F; 2233 amd64_x32_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410; 2234 amd64_x32_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411; 2235 amd64_x32_linux_record_tdep.ioctl_TIOCSTI = 0x5412; 2236 amd64_x32_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413; 2237 amd64_x32_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414; 2238 amd64_x32_linux_record_tdep.ioctl_TIOCMGET = 0x5415; 2239 amd64_x32_linux_record_tdep.ioctl_TIOCMBIS = 0x5416; 2240 amd64_x32_linux_record_tdep.ioctl_TIOCMBIC = 0x5417; 2241 amd64_x32_linux_record_tdep.ioctl_TIOCMSET = 0x5418; 2242 amd64_x32_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419; 2243 amd64_x32_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A; 2244 amd64_x32_linux_record_tdep.ioctl_FIONREAD = 0x541B; 2245 amd64_x32_linux_record_tdep.ioctl_TIOCINQ = amd64_x32_linux_record_tdep.ioctl_FIONREAD; 2246 amd64_x32_linux_record_tdep.ioctl_TIOCLINUX = 0x541C; 2247 amd64_x32_linux_record_tdep.ioctl_TIOCCONS = 0x541D; 2248 amd64_x32_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E; 2249 amd64_x32_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F; 2250 amd64_x32_linux_record_tdep.ioctl_TIOCPKT = 0x5420; 2251 amd64_x32_linux_record_tdep.ioctl_FIONBIO = 0x5421; 2252 amd64_x32_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422; 2253 amd64_x32_linux_record_tdep.ioctl_TIOCSETD = 0x5423; 2254 amd64_x32_linux_record_tdep.ioctl_TIOCGETD = 0x5424; 2255 amd64_x32_linux_record_tdep.ioctl_TCSBRKP = 0x5425; 2256 amd64_x32_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426; 2257 amd64_x32_linux_record_tdep.ioctl_TIOCSBRK = 0x5427; 2258 amd64_x32_linux_record_tdep.ioctl_TIOCCBRK = 0x5428; 2259 amd64_x32_linux_record_tdep.ioctl_TIOCGSID = 0x5429; 2260 amd64_x32_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a; 2261 amd64_x32_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b; 2262 amd64_x32_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c; 2263 amd64_x32_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d; 2264 amd64_x32_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430; 2265 amd64_x32_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431; 2266 amd64_x32_linux_record_tdep.ioctl_FIONCLEX = 0x5450; 2267 amd64_x32_linux_record_tdep.ioctl_FIOCLEX = 0x5451; 2268 amd64_x32_linux_record_tdep.ioctl_FIOASYNC = 0x5452; 2269 amd64_x32_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453; 2270 amd64_x32_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454; 2271 amd64_x32_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455; 2272 amd64_x32_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456; 2273 amd64_x32_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457; 2274 amd64_x32_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458; 2275 amd64_x32_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459; 2276 amd64_x32_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A; 2277 amd64_x32_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B; 2278 amd64_x32_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C; 2279 amd64_x32_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D; 2280 amd64_x32_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E; 2281 amd64_x32_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F; 2282 amd64_x32_linux_record_tdep.ioctl_FIOQSIZE = 0x5460; 2283 2284 tdep->i386_syscall_record = amd64_x32_linux_syscall_record; 2285 2286 /* GNU/Linux uses SVR4-style shared libraries. */ 2287 set_solib_svr4_fetch_link_map_offsets 2288 (gdbarch, svr4_ilp32_fetch_link_map_offsets); 2289 } 2290 2291 2292 /* Provide a prototype to silence -Wmissing-prototypes. */ 2293 extern void _initialize_amd64_linux_tdep (void); 2294 2295 void 2296 _initialize_amd64_linux_tdep (void) 2297 { 2298 gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64, 2299 GDB_OSABI_LINUX, amd64_linux_init_abi); 2300 gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x64_32, 2301 GDB_OSABI_LINUX, amd64_x32_linux_init_abi); 2302 2303 /* Initialize the Linux target description. */ 2304 initialize_tdesc_amd64_linux (); 2305 initialize_tdesc_amd64_avx_linux (); 2306 initialize_tdesc_amd64_mpx_linux (); 2307 initialize_tdesc_amd64_avx_mpx_linux (); 2308 initialize_tdesc_amd64_avx_avx512_linux (); 2309 initialize_tdesc_amd64_avx_mpx_avx512_pku_linux (); 2310 2311 initialize_tdesc_x32_linux (); 2312 initialize_tdesc_x32_avx_linux (); 2313 initialize_tdesc_x32_avx_avx512_linux (); 2314 } 2315