1 /* Target-dependent code for the Matsushita MN10300 for GDB, the GNU debugger.
3 Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 #include "gdb_string.h"
24 #include "mn10300-tdep.h"
25 #include "gdb_assert.h"
30 #include "solib-svr4.h"
32 #include "trad-frame.h"
33 #include "tramp-frame.h"
37 /* Transliterated from <asm-mn10300/elf.h>... */
38 #define MN10300_ELF_NGREG 28
39 #define MN10300_ELF_NFPREG 32
41 typedef gdb_byte mn10300_elf_greg_t[4];
42 typedef mn10300_elf_greg_t mn10300_elf_gregset_t[MN10300_ELF_NGREG];
44 typedef gdb_byte mn10300_elf_fpreg_t[4];
47 mn10300_elf_fpreg_t fpregs[MN10300_ELF_NFPREG];
49 } mn10300_elf_fpregset_t;
51 /* elf_gregset_t register indices stolen from include/asm-mn10300/ptrace.h. */
52 #define MN10300_ELF_GREGSET_T_REG_INDEX_A3 0
53 #define MN10300_ELF_GREGSET_T_REG_INDEX_A2 1
54 #define MN10300_ELF_GREGSET_T_REG_INDEX_D3 2
55 #define MN10300_ELF_GREGSET_T_REG_INDEX_D2 3
56 #define MN10300_ELF_GREGSET_T_REG_INDEX_MCVF 4
57 #define MN10300_ELF_GREGSET_T_REG_INDEX_MCRL 5
58 #define MN10300_ELF_GREGSET_T_REG_INDEX_MCRH 6
59 #define MN10300_ELF_GREGSET_T_REG_INDEX_MDRQ 7
60 #define MN10300_ELF_GREGSET_T_REG_INDEX_E1 8
61 #define MN10300_ELF_GREGSET_T_REG_INDEX_E0 9
62 #define MN10300_ELF_GREGSET_T_REG_INDEX_E7 10
63 #define MN10300_ELF_GREGSET_T_REG_INDEX_E6 11
64 #define MN10300_ELF_GREGSET_T_REG_INDEX_E5 12
65 #define MN10300_ELF_GREGSET_T_REG_INDEX_E4 13
66 #define MN10300_ELF_GREGSET_T_REG_INDEX_E3 14
67 #define MN10300_ELF_GREGSET_T_REG_INDEX_E2 15
68 #define MN10300_ELF_GREGSET_T_REG_INDEX_SP 16
69 #define MN10300_ELF_GREGSET_T_REG_INDEX_LAR 17
70 #define MN10300_ELF_GREGSET_T_REG_INDEX_LIR 18
71 #define MN10300_ELF_GREGSET_T_REG_INDEX_MDR 19
72 #define MN10300_ELF_GREGSET_T_REG_INDEX_A1 20
73 #define MN10300_ELF_GREGSET_T_REG_INDEX_A0 21
74 #define MN10300_ELF_GREGSET_T_REG_INDEX_D1 22
75 #define MN10300_ELF_GREGSET_T_REG_INDEX_D0 23
76 #define MN10300_ELF_GREGSET_T_REG_INDEX_ORIG_D0 24
77 #define MN10300_ELF_GREGSET_T_REG_INDEX_EPSW 25
78 #define MN10300_ELF_GREGSET_T_REG_INDEX_PC 26
80 /* New gdbarch API for corefile registers.
81 Given a section name and size, create a struct reg object
82 with a supply_register and a collect_register method. */
84 /* Copy register value of REGNUM from regset to regcache.
85 If REGNUM is -1, do this for all gp registers in regset. */
88 am33_supply_gregset_method (const struct regset *regset,
89 struct regcache *regcache,
90 int regnum, const void *gregs, size_t len)
92 char zerobuf[MAX_REGISTER_SIZE];
93 const mn10300_elf_greg_t *regp = (const mn10300_elf_greg_t *) gregs;
96 gdb_assert (len == sizeof (mn10300_elf_gregset_t));
100 regcache_raw_supply (regcache, E_D0_REGNUM,
101 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D0));
104 regcache_raw_supply (regcache, E_D1_REGNUM,
105 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D1));
108 regcache_raw_supply (regcache, E_D2_REGNUM,
109 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D2));
112 regcache_raw_supply (regcache, E_D3_REGNUM,
113 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D3));
116 regcache_raw_supply (regcache, E_A0_REGNUM,
117 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A0));
120 regcache_raw_supply (regcache, E_A1_REGNUM,
121 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A1));
124 regcache_raw_supply (regcache, E_A2_REGNUM,
125 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A2));
128 regcache_raw_supply (regcache, E_A3_REGNUM,
129 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A3));
132 regcache_raw_supply (regcache, E_SP_REGNUM,
133 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_SP));
136 regcache_raw_supply (regcache, E_PC_REGNUM,
137 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_PC));
140 regcache_raw_supply (regcache, E_MDR_REGNUM,
141 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MDR));
144 regcache_raw_supply (regcache, E_PSW_REGNUM,
145 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_EPSW));
148 regcache_raw_supply (regcache, E_LIR_REGNUM,
149 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_LIR));
152 regcache_raw_supply (regcache, E_LAR_REGNUM,
153 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_LAR));
156 regcache_raw_supply (regcache, E_MDRQ_REGNUM,
157 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MDRQ));
160 regcache_raw_supply (regcache, E_E0_REGNUM,
161 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E0));
164 regcache_raw_supply (regcache, E_E1_REGNUM,
165 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E1));
168 regcache_raw_supply (regcache, E_E2_REGNUM,
169 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E2));
172 regcache_raw_supply (regcache, E_E3_REGNUM,
173 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E3));
176 regcache_raw_supply (regcache, E_E4_REGNUM,
177 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E4));
180 regcache_raw_supply (regcache, E_E5_REGNUM,
181 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E5));
184 regcache_raw_supply (regcache, E_E6_REGNUM,
185 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E6));
188 regcache_raw_supply (regcache, E_E7_REGNUM,
189 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E7));
192 /* ssp, msp, and usp are inaccessible. */
194 memset (zerobuf, 0, MAX_REGISTER_SIZE);
195 regcache_raw_supply (regcache, E_E8_REGNUM, zerobuf);
198 memset (zerobuf, 0, MAX_REGISTER_SIZE);
199 regcache_raw_supply (regcache, E_E9_REGNUM, zerobuf);
202 memset (zerobuf, 0, MAX_REGISTER_SIZE);
203 regcache_raw_supply (regcache, E_E10_REGNUM, zerobuf);
207 regcache_raw_supply (regcache, E_MCRH_REGNUM,
208 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCRH));
211 regcache_raw_supply (regcache, E_MCRL_REGNUM,
212 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCRL));
215 regcache_raw_supply (regcache, E_MCVF_REGNUM,
216 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCVF));
219 /* FPCR is numbered among the GP regs, but handled as an FP reg.
222 case E_FPCR_REGNUM + 1:
223 /* The two unused registers beyond fpcr are inaccessible. */
224 memset (zerobuf, 0, MAX_REGISTER_SIZE);
225 regcache_raw_supply (regcache, E_FPCR_REGNUM + 1, zerobuf);
227 case E_FPCR_REGNUM + 2:
228 memset (zerobuf, 0, MAX_REGISTER_SIZE);
229 regcache_raw_supply (regcache, E_FPCR_REGNUM + 2, zerobuf);
231 default: /* An error, obviously, but should we error out? */
234 for (i = 0; i < MN10300_ELF_NGREG; i++)
235 am33_supply_gregset_method (regset, regcache, i, gregs, len);
241 /* Copy fp register value of REGNUM from regset to regcache.
242 If REGNUM is -1, do this for all fp registers in regset. */
245 am33_supply_fpregset_method (const struct regset *regset,
246 struct regcache *regcache,
247 int regnum, const void *fpregs, size_t len)
249 const mn10300_elf_fpregset_t *fpregset = fpregs;
251 gdb_assert (len == sizeof (mn10300_elf_fpregset_t));
257 for (i = 0; i < MN10300_ELF_NFPREG; i++)
258 am33_supply_fpregset_method (regset, regcache,
259 E_FS0_REGNUM + i, fpregs, len);
260 am33_supply_fpregset_method (regset, regcache,
261 E_FPCR_REGNUM, fpregs, len);
263 else if (regnum == E_FPCR_REGNUM)
264 regcache_raw_supply (regcache, E_FPCR_REGNUM,
266 else if (E_FS0_REGNUM <= regnum && regnum < E_FS0_REGNUM + MN10300_ELF_NFPREG)
267 regcache_raw_supply (regcache, regnum,
268 &fpregset->fpregs[regnum - E_FS0_REGNUM]);
273 /* Copy register values from regcache to regset. */
276 am33_collect_gregset_method (const struct regset *regset,
277 const struct regcache *regcache,
278 int regnum, void *gregs, size_t len)
280 mn10300_elf_gregset_t *regp = gregs;
283 gdb_assert (len == sizeof (mn10300_elf_gregset_t));
287 regcache_raw_collect (regcache, E_D0_REGNUM,
288 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D0));
291 regcache_raw_collect (regcache, E_D1_REGNUM,
292 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D1));
295 regcache_raw_collect (regcache, E_D2_REGNUM,
296 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D2));
299 regcache_raw_collect (regcache, E_D3_REGNUM,
300 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_D3));
303 regcache_raw_collect (regcache, E_A0_REGNUM,
304 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A0));
307 regcache_raw_collect (regcache, E_A1_REGNUM,
308 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A1));
311 regcache_raw_collect (regcache, E_A2_REGNUM,
312 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A2));
315 regcache_raw_collect (regcache, E_A3_REGNUM,
316 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_A3));
319 regcache_raw_collect (regcache, E_SP_REGNUM,
320 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_SP));
323 regcache_raw_collect (regcache, E_PC_REGNUM,
324 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_PC));
327 regcache_raw_collect (regcache, E_MDR_REGNUM,
328 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MDR));
331 regcache_raw_collect (regcache, E_PSW_REGNUM,
332 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_EPSW));
335 regcache_raw_collect (regcache, E_LIR_REGNUM,
336 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_LIR));
339 regcache_raw_collect (regcache, E_LAR_REGNUM,
340 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_LAR));
343 regcache_raw_collect (regcache, E_MDRQ_REGNUM,
344 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MDRQ));
347 regcache_raw_collect (regcache, E_E0_REGNUM,
348 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E0));
351 regcache_raw_collect (regcache, E_E1_REGNUM,
352 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E1));
355 regcache_raw_collect (regcache, E_E2_REGNUM,
356 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E2));
359 regcache_raw_collect (regcache, E_E3_REGNUM,
360 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E3));
363 regcache_raw_collect (regcache, E_E4_REGNUM,
364 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E4));
367 regcache_raw_collect (regcache, E_E5_REGNUM,
368 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E5));
371 regcache_raw_collect (regcache, E_E6_REGNUM,
372 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E6));
375 regcache_raw_collect (regcache, E_E7_REGNUM,
376 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_E7));
379 /* ssp, msp, and usp are inaccessible. */
381 /* The gregset struct has noplace to put this: do nothing. */
384 /* The gregset struct has noplace to put this: do nothing. */
387 /* The gregset struct has noplace to put this: do nothing. */
390 regcache_raw_collect (regcache, E_MCRH_REGNUM,
391 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCRH));
394 regcache_raw_collect (regcache, E_MCRL_REGNUM,
395 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCRL));
398 regcache_raw_collect (regcache, E_MCVF_REGNUM,
399 (regp + MN10300_ELF_GREGSET_T_REG_INDEX_MCVF));
402 /* FPCR is numbered among the GP regs, but handled as an FP reg.
405 case E_FPCR_REGNUM + 1:
406 /* The gregset struct has noplace to put this: do nothing. */
408 case E_FPCR_REGNUM + 2:
409 /* The gregset struct has noplace to put this: do nothing. */
411 default: /* An error, obviously, but should we error out? */
414 for (i = 0; i < MN10300_ELF_NGREG; i++)
415 am33_collect_gregset_method (regset, regcache, i, gregs, len);
421 /* Copy fp register values from regcache to regset. */
424 am33_collect_fpregset_method (const struct regset *regset,
425 const struct regcache *regcache,
426 int regnum, void *fpregs, size_t len)
428 mn10300_elf_fpregset_t *fpregset = fpregs;
430 gdb_assert (len == sizeof (mn10300_elf_fpregset_t));
435 for (i = 0; i < MN10300_ELF_NFPREG; i++)
436 am33_collect_fpregset_method (regset, regcache, E_FS0_REGNUM + i,
438 am33_collect_fpregset_method (regset, regcache,
439 E_FPCR_REGNUM, fpregs, len);
441 else if (regnum == E_FPCR_REGNUM)
442 regcache_raw_collect (regcache, E_FPCR_REGNUM,
444 else if (E_FS0_REGNUM <= regnum
445 && regnum < E_FS0_REGNUM + MN10300_ELF_NFPREG)
446 regcache_raw_collect (regcache, regnum,
447 &fpregset->fpregs[regnum - E_FS0_REGNUM]);
452 /* Create a struct regset from a corefile register section. */
454 static const struct regset *
455 am33_regset_from_core_section (struct gdbarch *gdbarch,
456 const char *sect_name,
459 /* We will call regset_alloc, and pass the names of the supply and
462 if (sect_size == sizeof (mn10300_elf_fpregset_t))
463 return regset_alloc (gdbarch,
464 am33_supply_fpregset_method,
465 am33_collect_fpregset_method);
467 return regset_alloc (gdbarch,
468 am33_supply_gregset_method,
469 am33_collect_gregset_method);
473 am33_linux_sigframe_cache_init (const struct tramp_frame *self,
474 struct frame_info *next_frame,
475 struct trad_frame_cache *this_cache,
478 static const struct tramp_frame am33_linux_sigframe = {
489 { TRAMP_SENTINEL_INSN, -1 }
491 am33_linux_sigframe_cache_init
494 static const struct tramp_frame am33_linux_rt_sigframe = {
505 { TRAMP_SENTINEL_INSN, -1 }
507 am33_linux_sigframe_cache_init
510 /* Relevant struct definitions for signal handling...
512 From arch/mn10300/kernel/sigframe.h:
516 void (*pretcode)(void);
518 struct sigcontext sc;
519 struct fpucontext fpuctx;
520 unsigned long extramask[_NSIG_WORDS-1];
526 void (*pretcode)(void);
528 struct siginfo *pinfo;
532 struct fpucontext fpuctx;
536 From include/asm-mn10300/ucontext.h:
539 unsigned long uc_flags;
540 struct ucontext *uc_link;
542 struct sigcontext uc_mcontext;
546 From include/asm-mn10300/sigcontext.h:
549 unsigned long fs[32];
580 struct fpucontext *fpucontext;
581 unsigned long oldmask;
585 #define AM33_SIGCONTEXT_D0 0
586 #define AM33_SIGCONTEXT_D1 4
587 #define AM33_SIGCONTEXT_D2 8
588 #define AM33_SIGCONTEXT_D3 12
589 #define AM33_SIGCONTEXT_A0 16
590 #define AM33_SIGCONTEXT_A1 20
591 #define AM33_SIGCONTEXT_A2 24
592 #define AM33_SIGCONTEXT_A3 28
593 #define AM33_SIGCONTEXT_E0 32
594 #define AM33_SIGCONTEXT_E1 36
595 #define AM33_SIGCONTEXT_E2 40
596 #define AM33_SIGCONTEXT_E3 44
597 #define AM33_SIGCONTEXT_E4 48
598 #define AM33_SIGCONTEXT_E5 52
599 #define AM33_SIGCONTEXT_E6 56
600 #define AM33_SIGCONTEXT_E7 60
601 #define AM33_SIGCONTEXT_LAR 64
602 #define AM33_SIGCONTEXT_LIR 68
603 #define AM33_SIGCONTEXT_MDR 72
604 #define AM33_SIGCONTEXT_MCVF 76
605 #define AM33_SIGCONTEXT_MCRL 80
606 #define AM33_SIGCONTEXT_MCRH 84
607 #define AM33_SIGCONTEXT_MDRQ 88
608 #define AM33_SIGCONTEXT_SP 92
609 #define AM33_SIGCONTEXT_EPSW 96
610 #define AM33_SIGCONTEXT_PC 100
611 #define AM33_SIGCONTEXT_FPUCONTEXT 104
615 am33_linux_sigframe_cache_init (const struct tramp_frame *self,
616 struct frame_info *next_frame,
617 struct trad_frame_cache *this_cache,
620 CORE_ADDR sc_base, fpubase;
623 sc_base = frame_unwind_register_unsigned (next_frame, E_SP_REGNUM);
624 if (self == &am33_linux_sigframe)
631 sc_base = get_frame_memory_unsigned (next_frame, sc_base, 4);
635 trad_frame_set_reg_addr (this_cache, E_D0_REGNUM,
636 sc_base + AM33_SIGCONTEXT_D0);
637 trad_frame_set_reg_addr (this_cache, E_D1_REGNUM,
638 sc_base + AM33_SIGCONTEXT_D1);
639 trad_frame_set_reg_addr (this_cache, E_D2_REGNUM,
640 sc_base + AM33_SIGCONTEXT_D2);
641 trad_frame_set_reg_addr (this_cache, E_D3_REGNUM,
642 sc_base + AM33_SIGCONTEXT_D3);
644 trad_frame_set_reg_addr (this_cache, E_A0_REGNUM,
645 sc_base + AM33_SIGCONTEXT_A0);
646 trad_frame_set_reg_addr (this_cache, E_A1_REGNUM,
647 sc_base + AM33_SIGCONTEXT_A1);
648 trad_frame_set_reg_addr (this_cache, E_A2_REGNUM,
649 sc_base + AM33_SIGCONTEXT_A2);
650 trad_frame_set_reg_addr (this_cache, E_A3_REGNUM,
651 sc_base + AM33_SIGCONTEXT_A3);
653 trad_frame_set_reg_addr (this_cache, E_E0_REGNUM,
654 sc_base + AM33_SIGCONTEXT_E0);
655 trad_frame_set_reg_addr (this_cache, E_E1_REGNUM,
656 sc_base + AM33_SIGCONTEXT_E1);
657 trad_frame_set_reg_addr (this_cache, E_E2_REGNUM,
658 sc_base + AM33_SIGCONTEXT_E2);
659 trad_frame_set_reg_addr (this_cache, E_E3_REGNUM,
660 sc_base + AM33_SIGCONTEXT_E3);
661 trad_frame_set_reg_addr (this_cache, E_E4_REGNUM,
662 sc_base + AM33_SIGCONTEXT_E4);
663 trad_frame_set_reg_addr (this_cache, E_E5_REGNUM,
664 sc_base + AM33_SIGCONTEXT_E5);
665 trad_frame_set_reg_addr (this_cache, E_E6_REGNUM,
666 sc_base + AM33_SIGCONTEXT_E6);
667 trad_frame_set_reg_addr (this_cache, E_E7_REGNUM,
668 sc_base + AM33_SIGCONTEXT_E7);
670 trad_frame_set_reg_addr (this_cache, E_LAR_REGNUM,
671 sc_base + AM33_SIGCONTEXT_LAR);
672 trad_frame_set_reg_addr (this_cache, E_LIR_REGNUM,
673 sc_base + AM33_SIGCONTEXT_LIR);
674 trad_frame_set_reg_addr (this_cache, E_MDR_REGNUM,
675 sc_base + AM33_SIGCONTEXT_MDR);
676 trad_frame_set_reg_addr (this_cache, E_MCVF_REGNUM,
677 sc_base + AM33_SIGCONTEXT_MCVF);
678 trad_frame_set_reg_addr (this_cache, E_MCRL_REGNUM,
679 sc_base + AM33_SIGCONTEXT_MCRL);
680 trad_frame_set_reg_addr (this_cache, E_MDRQ_REGNUM,
681 sc_base + AM33_SIGCONTEXT_MDRQ);
683 trad_frame_set_reg_addr (this_cache, E_SP_REGNUM,
684 sc_base + AM33_SIGCONTEXT_SP);
685 trad_frame_set_reg_addr (this_cache, E_PSW_REGNUM,
686 sc_base + AM33_SIGCONTEXT_EPSW);
687 trad_frame_set_reg_addr (this_cache, E_PC_REGNUM,
688 sc_base + AM33_SIGCONTEXT_PC);
690 fpubase = get_frame_memory_unsigned (next_frame,
691 sc_base + AM33_SIGCONTEXT_FPUCONTEXT, 4);
694 for (i = 0; i < 32; i++)
696 trad_frame_set_reg_addr (this_cache, E_FS0_REGNUM + i,
699 trad_frame_set_reg_addr (this_cache, E_FPCR_REGNUM, fpubase + 4 * 32);
702 trad_frame_set_id (this_cache, frame_id_build (sc_base, func));
705 /* AM33 GNU/Linux osabi has been recognized.
706 Now's our chance to register our corefile handling. */
709 am33_linux_init_osabi (struct gdbarch_info gdbinfo, struct gdbarch *gdbarch)
711 set_gdbarch_regset_from_core_section (gdbarch,
712 am33_regset_from_core_section);
713 set_solib_svr4_fetch_link_map_offsets
714 (gdbarch, svr4_ilp32_fetch_link_map_offsets);
716 tramp_frame_prepend_unwinder (gdbarch, &am33_linux_sigframe);
717 tramp_frame_prepend_unwinder (gdbarch, &am33_linux_rt_sigframe);
721 _initialize_mn10300_linux_tdep (void)
723 gdbarch_register_osabi (bfd_arch_mn10300, 0,
724 GDB_OSABI_LINUX, am33_linux_init_osabi);