+2003-12-01 Jes Sorensen <jes@wildopensource.com>
+
+ * rt/tst-clock.c (do_test): Print message when skipping
+ CLOCK_PROCESS_CPUTIME_ID test.
+
+ * sysdeps/unix/sysv/linux/ia64/clock_getcpuclockid.c: New file.
+ Provide CLOCK_PROCESS_CPUTIME_ID only if /proc/sal/itc_drift is 0.
+
2003-12-02 David Mosberger <davidm@hpl.hp.com>
* sysdeps/ia64/elf/initfini.c: Add unwind info.
pointer. Adjust callers.
* posix/regcomp.c (fetch_token): Change interface to match
- peek_token. This avoid some copying and reduces code size.
+ peek_token. This avoids some copying and reduces code size.
2003-11-21 Jakub Jelinek <jakub@redhat.com>
(re_dfa_t): Add map_notascii field.
* posix/regcomp.c (re_compile_internal): Add call of
re_string_construct.
- (init_dfa): Initialize mpa_notascii.
+ (init_dfa): Initialize map_notascii.
* posix/regex_internal.c: Adjust definitions of re_string_allocate
and re_string_construct.
Pass DFA to re_string_construct. Adjust definition. Initialize
map_notascii field.
- (build_wcs_upper_buffer): If map_notascii is zero use simplfied
+ (build_wcs_upper_buffer): If map_notascii is zero use simplified
method to map ASCII values to upper case.
* posix/regex.c: Include localeinfo.h.
* posix/regexec.c: Adjust call of re_string_allocate.
+2003-12-10 David Mosberger <davidm@hpl.hp.com>
+
+ * sysdeps/unix/sysv/linux/ia64/pt-initfini.c: Update copyright
+ message. Add include of <stddef.h>.
+ (INIT_NEW_WAY): New macro.
+ (INIT_OLD_WAY): Likewise.
+ (_init): Add unwind directives. Invoke
+ __pthread_initialize_minimal() via INIT_NEW_WAY or INIT_OLD_WAY,
+ respectively.
+ (_init_EPILOG_BEGINS): Add unwind-directives. Drop unused .regstk
+ directive.
+ (_fini): Add unwind directives. Drop unnecessary .align 16
+ directive (bundles are always 16-byte aligned).
+ (_fini_EPILOG_BEGINS): Add unwind-directives.
+
2003-11-19 David Mosberger <davidm@hpl.hp.com>
* sysdeps/unix/sysv/linux/ia64/dl-sysdep.h: New file.
/* Special .init and .fini section support for ia64. LinuxThreads version.
- Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it
* crtn.s puts the corresponding function epilogues
in the .init and .fini sections. */
+#include <stddef.h>
+
+#ifdef HAVE_INITFINI_ARRAY
+
+# define INIT_NEW_WAY \
+ ".xdata8 \".init_array\", @fptr(__pthread_initialize_minimal)\n"
+# define INIT_OLD_WAY ""
+#else
+# define INIT_NEW_WAY ""
+# define INIT_OLD_WAY \
+ "\n\
+ st8 [r12] = gp, -16\n\
+ br.call.sptk.many b0 = __pthread_initialize_minimal# ;;\n\
+ ;;\n\
+ adds r12 = 16, r12\n\
+ ;;\n\
+ ld8 gp = [r12]\n\
+ ;;\n"
+#endif
+
__asm__ ("\n\
\n\
#include \"defs.h\"\n\
\n\
/*@HEADER_ENDS*/\n\
\n\
-/*@_init_PROLOG_BEGINS*/\n\
- .section .init\n\
+/*@_init_PROLOG_BEGINS*/\n"
+ INIT_NEW_WAY
+ ".section .init\n\
.align 16\n\
.global _init#\n\
.proc _init#\n\
_init:\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
alloc r34 = ar.pfs, 0, 3, 0, 0\n\
+ .vframe r32\n\
mov r32 = r12\n\
+ .save rp, r33\n\
mov r33 = b0\n\
+ .body\n\
adds r12 = -16, r12\n\
- ;;\n\
-/* we could use r35 to save gp, but we use the stack since that's what\n\
- * all the other init routines will do --davidm 00/04/05 */\n\
- st8 [r12] = gp, -16\n\
- br.call.sptk.many b0 = __pthread_initialize_minimal# ;;\n\
- ;;\n\
- adds r12 = 16, r12\n\
- ;;\n\
- ld8 gp = [r12]\n\
- ;;\n\
- .align 16\n\
- .endp _init#\n\
+ ;;\n"
+ INIT_OLD_WAY
+ ".endp _init#\n\
\n\
/*@_init_PROLOG_ENDS*/\n\
\n\
/*@_init_EPILOG_BEGINS*/\n\
.section .init\n\
- .regstk 0,2,0,0\n\
+ .proc _init#\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
+ .vframe r32\n\
+ .save rp, r33\n\
+ .body\n\
mov r12 = r32\n\
mov ar.pfs = r34\n\
mov b0 = r33\n\
.global _fini#\n\
.proc _fini#\n\
_fini:\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
alloc r34 = ar.pfs, 0, 3, 0, 0\n\
+ .vframe r32\n\
mov r32 = r12\n\
+ .save rp, r33\n\
mov r33 = b0\n\
+ .body\n\
adds r12 = -16, r12\n\
;;\n\
- .align 16\n\
.endp _fini#\n\
\n\
/*@_fini_PROLOG_ENDS*/\n\
\n\
/*@_fini_EPILOG_BEGINS*/\n\
.section .fini\n\
+ .proc _fini#\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
+ .vframe r32\n\
+ .save rp, r33\n\
+ .body\n\
mov r12 = r32\n\
mov ar.pfs = r34\n\
mov b0 = r33\n\
+2003-12-10 David Mosberger <davidm@hpl.hp.com>
+
+ * sysdeps/unix/sysv/linux/ia64/pt-initfini.c (_init_EPILOG_BEGINS):
+ Add unwind directives. Drop unused .regstk directive.
+ (_fini_EPILOG_BEGINS): Add unwind directives.
+
2003-12-11 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/lowlevellock.h (lll_futex_wait):
\n\
/*@_init_EPILOG_BEGINS*/\n\
.section .init\n\
- .regstk 0,2,0,0\n\
+ .proc _init#\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
+ .vframe r32\n\
+ .save rp, r33\n\
+ .body\n\
mov r12 = r32\n\
mov ar.pfs = r34\n\
mov b0 = r33\n\
\n\
/*@_fini_EPILOG_BEGINS*/\n\
.section .fini\n\
+ .proc _fini#\n\
+ .prologue\n\
+ .save ar.pfs, r34\n\
+ .vframe r32\n\
+ .save rp, r33\n\
+ .body\n\
mov r12 = r32\n\
mov ar.pfs = r34\n\
mov b0 = r33\n\
if (clock_getcpuclockid (0, &cl) == 0)
/* XXX It's not yet a bug when this fails. */
clock_test (cl);
+ else
+ printf("CPU clock unavailble, skipping test\n");
return result;
}
--- /dev/null
+/* Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <time.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+
+
+int
+clock_getcpuclockid (pid_t pid, clockid_t *clock_id)
+{
+ /* We don't allow any process ID but our own. */
+ if (pid != 0 && pid != getpid ())
+ return EPERM;
+
+ static int itc_usable;
+ int retval = ENOENT;
+
+ if (__builtin_expect (itc_usable == 0, 0))
+ {
+ int newval = 1;
+ int fd = open ("/proc/sal/itc_drift", O_RDONLY);
+ if (__builtin_expect (fd != -1, 1))
+ {
+ char buf[16];
+ /* We expect the file to contain a single digit followed by
+ a newline. If the format changes we better not rely on
+ the file content. */
+ if (read (fd, buf, sizeof buf) != 2 || buf[0] != '0'
+ || buf[1] != '\n')
+ newval = -1;
+
+ close (fd);
+ }
+
+ itc_usable = newval;
+ }
+
+ if (itc_usable > 0)
+ {
+ /* Store the number. */
+ *clock_id = CLOCK_PROCESS_CPUTIME_ID;
+ retval = 0;
+ }
+
+ return retval;
+}
projects / platform / upstream / linaro-glibc.git / commitdiff