2 Copyright (C) 1998-2012 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Philip Blundell <pb@nexus.co.uk>, 1998.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <http://www.gnu.org/licenses/>. */
22 #include <sys/ucontext.h>
24 /* We will print the register dump in this format:
26 R0: XXXXXXXX R1: XXXXXXXX R2: XXXXXXXX R3: XXXXXXXX
27 R4: XXXXXXXX R5: XXXXXXXX R6: XXXXXXXX R7: XXXXXXXX
28 R8: XXXXXXXX R9: XXXXXXXX SL: XXXXXXXX FP: XXXXXXXX
29 IP: XXXXXXXX SP: XXXXXXXX LR: XXXXXXXX PC: XXXXXXXX
33 Trap: XXXXXXXX Error: XXXXXXXX OldMask: XXXXXXXX
39 hexvalue (unsigned long int value
, char *buf
, size_t len
)
41 char *cp
= _itoa_word (value
, buf
+ len
, 16, 0);
47 register_dump (int fd
, const struct ucontext
*ctx
)
53 #define ADD_STRING(str) \
54 iov[nr].iov_base = (char *) str; \
55 iov[nr].iov_len = strlen (str); \
57 #define ADD_MEM(str, len) \
58 iov[nr].iov_base = str; \
59 iov[nr].iov_len = len; \
62 /* Generate strings of register contents. */
63 hexvalue (ctx
->uc_mcontext
.arm_r0
, regs
[0], 8);
64 hexvalue (ctx
->uc_mcontext
.arm_r1
, regs
[1], 8);
65 hexvalue (ctx
->uc_mcontext
.arm_r2
, regs
[2], 8);
66 hexvalue (ctx
->uc_mcontext
.arm_r3
, regs
[3], 8);
67 hexvalue (ctx
->uc_mcontext
.arm_r4
, regs
[4], 8);
68 hexvalue (ctx
->uc_mcontext
.arm_r5
, regs
[5], 8);
69 hexvalue (ctx
->uc_mcontext
.arm_r6
, regs
[6], 8);
70 hexvalue (ctx
->uc_mcontext
.arm_r7
, regs
[7], 8);
71 hexvalue (ctx
->uc_mcontext
.arm_r8
, regs
[8], 8);
72 hexvalue (ctx
->uc_mcontext
.arm_r9
, regs
[9], 8);
73 hexvalue (ctx
->uc_mcontext
.arm_r10
, regs
[10], 8);
74 hexvalue (ctx
->uc_mcontext
.arm_fp
, regs
[11], 8);
75 hexvalue (ctx
->uc_mcontext
.arm_ip
, regs
[12], 8);
76 hexvalue (ctx
->uc_mcontext
.arm_sp
, regs
[13], 8);
77 hexvalue (ctx
->uc_mcontext
.arm_lr
, regs
[14], 8);
78 hexvalue (ctx
->uc_mcontext
.arm_pc
, regs
[15], 8);
79 hexvalue (ctx
->uc_mcontext
.arm_cpsr
, regs
[16], 8);
80 hexvalue (ctx
->uc_mcontext
.trap_no
, regs
[17], 8);
81 hexvalue (ctx
->uc_mcontext
.error_code
, regs
[18], 8);
82 hexvalue (ctx
->uc_mcontext
.oldmask
, regs
[19], 8);
83 hexvalue (ctx
->uc_mcontext
.fault_address
, regs
[20], 8);
85 /* Generate the output. */
86 ADD_STRING ("Register dump:\n\n R0: ");
94 ADD_STRING ("\n R4: ");
100 ADD_STRING (" R7: ");
101 ADD_MEM (regs
[7], 8);
102 ADD_STRING ("\n R8: ");
103 ADD_MEM (regs
[8], 8);
104 ADD_STRING (" R9: ");
105 ADD_MEM (regs
[9], 8);
106 ADD_STRING (" SL: ");
107 ADD_MEM (regs
[10], 8);
108 ADD_STRING (" FP: ");
109 ADD_MEM (regs
[11], 8);
110 ADD_STRING ("\n IP: ");
111 ADD_MEM (regs
[12], 8);
112 ADD_STRING (" SP: ");
113 ADD_MEM (regs
[13], 8);
114 ADD_STRING (" LR: ");
115 ADD_MEM (regs
[14], 8);
116 ADD_STRING (" PC: ");
117 ADD_MEM (regs
[15], 8);
118 ADD_STRING ("\n\n CPSR: ");
119 ADD_MEM (regs
[16], 8);
120 ADD_STRING ("\n\n Trap: ");
121 ADD_MEM (regs
[17], 8);
122 ADD_STRING (" Error: ");
123 ADD_MEM (regs
[18], 8);
124 ADD_STRING (" OldMask: ");
125 ADD_MEM (regs
[19], 8);
126 ADD_STRING ("\n Addr: ");
127 ADD_MEM (regs
[20], 8);
131 /* Write the stuff out. */
132 writev (fd
, iov
, nr
);
136 #define REGISTER_DUMP register_dump (fd, ctx)