mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-05 21:00:05 +00:00
Update
1998-10-01 Philip Blundell <pb@nexus.co.uk> * sysdeps/arm/machine-gmon.h: Correct args to mcount(). Patch from Scott Bambrough. * sysdeps/unix/sysv/linux/arm/register-dump.h: New file. * libio/libioP.h (FILEBUF_LITERAL) [! _IO_MTSAFE_IO]: Don't include the lock member. 1998-09-03 Philip Blundell <pb@nexus.co.uk> * sysdeps/arm/fpu/__longjmp.S: Cope with fussy assembler.
This commit is contained in:
parent
7782d0bf55
commit
8c93cd99f5
14
ChangeLog
14
ChangeLog
@ -1,3 +1,17 @@
|
||||
1998-10-01 Philip Blundell <pb@nexus.co.uk>
|
||||
|
||||
* sysdeps/arm/machine-gmon.h: Correct args to mcount(). Patch
|
||||
from Scott Bambrough.
|
||||
|
||||
* sysdeps/unix/sysv/linux/arm/register-dump.h: New file.
|
||||
|
||||
* libio/libioP.h (FILEBUF_LITERAL) [! _IO_MTSAFE_IO]: Don't
|
||||
include the lock member.
|
||||
|
||||
1998-09-03 Philip Blundell <pb@nexus.co.uk>
|
||||
|
||||
* sysdeps/arm/fpu/__longjmp.S: Cope with fussy assembler.
|
||||
|
||||
1998-10-01 Ulrich Drepper <drepper@cygnus.com>
|
||||
|
||||
* timezone/zic.c: Update from tzcode1998h.
|
||||
|
@ -588,7 +588,7 @@ extern int _IO_vscanf __P ((const char *, _IO_va_list));
|
||||
# define FILEBUF_LITERAL(CHAIN, FLAGS, FD) \
|
||||
{ _IO_MAGIC+_IO_LINKED+_IO_IS_FILEBUF+FLAGS, \
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, CHAIN, FD, \
|
||||
0, _IO_pos_BAD, 0, 0, { 0 }, &_IO_stdfile_##FD##_lock, _IO_pos_BAD }
|
||||
0, _IO_pos_BAD, 0, 0, { 0 }, 0, _IO_pos_BAD }
|
||||
# endif
|
||||
#endif
|
||||
|
||||
|
@ -30,7 +30,7 @@ ENTRY (__longjmp)
|
||||
movs r0, r1 /* get the return value in place */
|
||||
moveq r0, #1 /* can't let setjmp() return zero! */
|
||||
|
||||
lfmia f4, 4, [ip] ! /* load the floating point regs */
|
||||
lfmfd f4, 4, [ip] ! /* load the floating point regs */
|
||||
|
||||
LOADREGS(ia, ip, {v1-v6, sl, fp, sp, pc})
|
||||
END (__longjmp)
|
||||
|
@ -41,25 +41,27 @@ static void mcount_internal (u_long frompc, u_long selfpc)
|
||||
blind calls to _mount(), ignoring the fact that _mcount may
|
||||
clobber registers; therefore, _mcount may NOT clobber registers */
|
||||
/* if (this_fp!=0) {
|
||||
r0 = this_lr
|
||||
r1 = this_fp
|
||||
r1 = [r1-4] which is caller's fp
|
||||
r0 = this_fp
|
||||
r1 = this_lr
|
||||
r1 = [r1-4] which is caller's lr
|
||||
if (r1!=0)
|
||||
r1 = caller's lr
|
||||
call mcount_internal(this_lr, caller's_lr)
|
||||
}
|
||||
*/
|
||||
*/
|
||||
|
||||
#define MCOUNT \
|
||||
void _mcount (void) \
|
||||
{ \
|
||||
__asm__("stmdb sp!, {r0, r1, r2, r3};" \
|
||||
"movs fp, fp;" \
|
||||
"moveq r0, #0;" \
|
||||
"ldrne r0, [fp, $-4];" \
|
||||
"ldrne r1, [fp, $-12];" \
|
||||
"movnes r1, r1;" \
|
||||
"ldrne r1, [r1, $-4];" \
|
||||
"movs r1, r1;" \
|
||||
"moveq r1, #0;" \
|
||||
"ldrne r1, [fp, $-4];" \
|
||||
"ldrne r0, [fp, $-12];" \
|
||||
"movnes r0, r0;" \
|
||||
"ldrne r0, [r0, $-4];" \
|
||||
"movs r0, r0;" \
|
||||
"blne mcount_internal;" \
|
||||
"ldmia sp!, {r0, r1, r2, r3}"); \
|
||||
}
|
||||
|
||||
|
132
sysdeps/unix/sysv/linux/arm/register-dump.h
Normal file
132
sysdeps/unix/sysv/linux/arm/register-dump.h
Normal file
@ -0,0 +1,132 @@
|
||||
/* Dump registers.
|
||||
Copyright (C) 1998 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Philip Blundell <pb@nexus.co.uk>, 1998.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Library General Public License as
|
||||
published by the Free Software Foundation; either version 2 of the
|
||||
License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Library General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Library General Public
|
||||
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
||||
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
Boston, MA 02111-1307, USA. */
|
||||
|
||||
#include <sys/uio.h>
|
||||
#include <stdio-common/_itoa.h>
|
||||
|
||||
/* We will print the register dump in this format:
|
||||
|
||||
R0: XXXXXXXX R1: XXXXXXXX R2: XXXXXXXX R3: XXXXXXXX
|
||||
R4: XXXXXXXX R5: XXXXXXXX R6: XXXXXXXX R7: XXXXXXXX
|
||||
R8: XXXXXXXX R9: XXXXXXXX SL: XXXXXXXX FP: XXXXXXXX
|
||||
IP: XXXXXXXX SP: XXXXXXXX LR: XXXXXXXX PC: XXXXXXXX
|
||||
|
||||
CPSR: XXXXXXXX
|
||||
|
||||
Trap: XXXXXXXX Error: XXXXXXXX OldMask: XXXXXXXX
|
||||
|
||||
*/
|
||||
|
||||
static void
|
||||
hexvalue (unsigned long int value, char *buf, size_t len)
|
||||
{
|
||||
char *cp = _itoa_word (value, buf + len, 16, 0);
|
||||
while (cp > buf)
|
||||
*--cp = '0';
|
||||
}
|
||||
|
||||
static void
|
||||
register_dump (int fd, struct sigcontext *ctx)
|
||||
{
|
||||
char regs[20][8];
|
||||
struct iovec iov[97];
|
||||
size_t nr = 0;
|
||||
|
||||
#define ADD_STRING(str) \
|
||||
iov[nr].iov_base = (char *) str; \
|
||||
iov[nr].iov_len = strlen (str); \
|
||||
++nr
|
||||
#define ADD_MEM(str, len) \
|
||||
iov[nr].iov_base = str; \
|
||||
iov[nr].iov_len = len; \
|
||||
++nr
|
||||
|
||||
/* Generate strings of register contents. */
|
||||
hexvalue (ctx->arm_r0, regs[0], 8);
|
||||
hexvalue (ctx->arm_r1, regs[1], 8);
|
||||
hexvalue (ctx->arm_r2, regs[2], 8);
|
||||
hexvalue (ctx->arm_r3, regs[3], 8);
|
||||
hexvalue (ctx->arm_r4, regs[4], 8);
|
||||
hexvalue (ctx->arm_r5, regs[5], 8);
|
||||
hexvalue (ctx->arm_r6, regs[6], 8);
|
||||
hexvalue (ctx->arm_r7, regs[7], 8);
|
||||
hexvalue (ctx->arm_r8, regs[8], 8);
|
||||
hexvalue (ctx->arm_r9, regs[9], 8);
|
||||
hexvalue (ctx->arm_r10, regs[10], 4);
|
||||
hexvalue (ctx->arm_fp, regs[11], 4);
|
||||
hexvalue (ctx->arm_ip, regs[12], 4);
|
||||
hexvalue (ctx->arm_sp, regs[13], 4);
|
||||
hexvalue (ctx->arm_lr, regs[14], 4);
|
||||
hexvalue (ctx->arm_pc, regs[15], 4);
|
||||
hexvalue (ctx->arm_cpsr, regs[16], 8);
|
||||
hexvalue (ctx->trap_no, regs[17], 8);
|
||||
hexvalue (ctx->error_code, regs[18], 8);
|
||||
hexvalue (ctx->old_mask, regs[19], 8);
|
||||
|
||||
/* Generate the output. */
|
||||
ADD_STRING ("Register dump:\n\n R0: ");
|
||||
ADD_MEM (regs[0], 8);
|
||||
ADD_STRING (" R1: ");
|
||||
ADD_MEM (regs[1], 8);
|
||||
ADD_STRING (" R2: ");
|
||||
ADD_MEM (regs[2], 8);
|
||||
ADD_STRING (" R3: ");
|
||||
ADD_MEM (regs[3], 8);
|
||||
ADD_STRING ("\n R4: ");
|
||||
ADD_MEM (regs[4], 8);
|
||||
ADD_STRING (" R5: ");
|
||||
ADD_MEM (regs[5], 8);
|
||||
ADD_STRING (" R6: ");
|
||||
ADD_MEM (regs[6], 8);
|
||||
ADD_STRING (" R7: ");
|
||||
ADD_MEM (regs[7], 8);
|
||||
ADD_STRING ("\n R8: ");
|
||||
ADD_MEM (regs[8], 8);
|
||||
ADD_STRING (" R9: ");
|
||||
ADD_MEM (regs[9], 8);
|
||||
ADD_STRING (" SL: ");
|
||||
ADD_MEM (regs[10], 8);
|
||||
ADD_STRING (" FP: ");
|
||||
ADD_MEM (regs[11], 8);
|
||||
ADD_STRING ("\n IP: ");
|
||||
ADD_MEM (regs[12], 8);
|
||||
ADD_STRING (" SP: ");
|
||||
ADD_MEM (regs[13], 8);
|
||||
ADD_STRING (" LR: ");
|
||||
ADD_MEM (regs[14], 8);
|
||||
ADD_STRING (" PC: ");
|
||||
ADD_MEM (regs[15], 8);
|
||||
ADD_STRING ("\n\n CPSR: ");
|
||||
ADD_MEM (regs[16], 8);
|
||||
ADD_STRING ("\n\n Trap: ");
|
||||
ADD_MEM (regs[17], 8);
|
||||
ADD_STRING (" Error: ");
|
||||
ADD_MEM (regs[18], 8);
|
||||
ADD_STRING (" OldMask: ");
|
||||
ADD_MEM (regs[19], 8);
|
||||
|
||||
ADD_STRING ("\n");
|
||||
|
||||
/* Write the stuff out. */
|
||||
writev (fd, iov, nr);
|
||||
}
|
||||
|
||||
|
||||
#define REGISTER_DUMP register_dump (fd, &ctx)
|
Loading…
Reference in New Issue
Block a user