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Update.
1998-03-03 17:55 Ulrich Drepper <drepper@cygnus.com> * elf/sprof.c: Cleanup a bit. 1998-03-03 08:01 H.J. Lu <hjl@gnu.org> * sysdeps/generic/sysdep.h (L): New. Define. * sysdeps/unix/sysv/linux/i386/sysdep.h (L): New. Define. * sysdeps/i386/i586/addmul_1.S: Fix a typo. * sysdeps/unix/sysv/linux/i386/clone.S: Follow Intel's advice to have only one exit point for functions. * sysdeps/unix/sysv/linux/i386/mmap.S: Likewise. * sysdeps/unix/sysv/linux/i386/s_pread64.S: Likewise. * sysdeps/unix/sysv/linux/i386/s_pwrite64.S: Likewise. * sysdeps/unix/sysv/linux/i386/socket.S: Likewise. * sysdeps/unix/sysv/linux/i386/syscall.S: Likewise. 1998-03-03 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sigaction.c (__sigaction): Safe and reset errno so that errno isn't set to ENOSYS in the first call. * sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction): Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c (__sigsuspend): Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c (__sigprocmask): Likewise. * sysdeps/unix/sysv/linux/sigpending.c (sigpending): Likewise.
This commit is contained in:
Ulrich Drepper
parent
ae828bc6f9
commit
8fb3e0079a
4
BUGS
4
BUGS
@ -1,7 +1,7 @@
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List of known bugs (certainly very incomplete)
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----------------------------------------------
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Time-stamp: <1998-02-27T13:05:49-0800 drepper>
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Time-stamp: <1998-03-03T15:29:53-0800 drepper>
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This following list contains those bugs which I'm aware of. Please
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make sure that bugs you report are not listed here. If you can fix one
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@ -52,7 +52,7 @@ Severity: [ *] to [***]
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directive, with localedef, not only the copied category is
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checked for errors, but the whole file containing the same
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category.
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[PR libc/207]
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[PR libc/207 and PR libc/454]
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[ *] The libm-ieee `gamma' function gives wrong results (at least for
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-0.5).
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29
ChangeLog
29
ChangeLog
@ -1,3 +1,32 @@
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1998-03-03 17:55 Ulrich Drepper <drepper@cygnus.com>
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* elf/sprof.c: Cleanup a bit.
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1998-03-03 08:01 H.J. Lu <hjl@gnu.org>
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* sysdeps/generic/sysdep.h (L): New. Define.
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* sysdeps/unix/sysv/linux/i386/sysdep.h (L): New. Define.
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* sysdeps/i386/i586/addmul_1.S: Fix a typo.
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* sysdeps/unix/sysv/linux/i386/clone.S: Follow Intel's advice
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to have only one exit point for functions.
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* sysdeps/unix/sysv/linux/i386/mmap.S: Likewise.
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* sysdeps/unix/sysv/linux/i386/s_pread64.S: Likewise.
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* sysdeps/unix/sysv/linux/i386/s_pwrite64.S: Likewise.
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* sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
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* sysdeps/unix/sysv/linux/i386/syscall.S: Likewise.
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1998-03-03 Andreas Jaeger <aj@arthur.rhein-neckar.de>
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* sysdeps/unix/sysv/linux/sigaction.c (__sigaction): Safe and
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reset errno so that errno isn't set to ENOSYS in the first call.
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* sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction): Likewise.
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* sysdeps/unix/sysv/linux/sigsuspend.c (__sigsuspend): Likewise.
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* sysdeps/unix/sysv/linux/sigprocmask.c (__sigprocmask): Likewise.
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* sysdeps/unix/sysv/linux/sigpending.c (sigpending): Likewise.
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1998-03-02 17:55 Ulrich Drepper <drepper@cygnus.com>
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* sysdeps/i386/add_n.S: Change to use ENTRY and END macro.
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@ -2,7 +2,7 @@ As a special exception, when Berkeley DB is distributed along with the
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GNU C Library, in any program which uses the GNU C Library in accord
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with that library's distribution terms, it is also permitted for
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Berkeley DB to be loaded dynamically by the GNU C Library to implement
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standard ISO/IEC 9945 (POSIX 1003) and Unix interface functionality.
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standard ISO/IEC 9945 and Unix interface functionality.
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Sleepycat Software, Inc.
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101
elf/sprof.c
101
elf/sprof.c
@ -144,6 +144,8 @@ struct known_symbol
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const char *name;
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uintptr_t addr;
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size_t size;
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uintmax_t ticks;
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};
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@ -192,8 +194,9 @@ struct profdata
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/* Search tree for symbols. */
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void *symroot;
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static const struct known_symbol **sortsym;
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static struct known_symbol **sortsym;
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static size_t symidx;
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static uintmax_t total_ticks;
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/* Prototypes for local functions. */
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static struct shobj *load_shobj (const char *name);
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@ -280,6 +283,14 @@ no filename for profiling data given and shared object `%s' has no soname"),
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{
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case COUNT_TOTAL:
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count_total_ticks (shobj_handle, profdata_handle);
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{
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size_t n;
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for (n = 0; n < symidx; ++n)
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if (sortsym[n]->ticks != 0)
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printf ("Name: %-30s, Ticks: %" PRIdMAX "\n", sortsym[n]->name,
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sortsym[n]->ticks);
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printf ("Total ticks: %" PRIdMAX "\n", total_ticks);
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}
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break;
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case NONE:
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/* Do nothing. */
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@ -443,32 +454,31 @@ load_shobj (const char *name)
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* sizeof (struct here_cg_arc_record)));
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if (do_test)
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{
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printf ("expected size: %Zd\n", result->expected_size);
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#define SCALE_1_TO_1 0x10000L
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printf ("expected size: %Zd\n", result->expected_size);
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if (result->kcountsize < result->highpc - result->lowpc)
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{
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size_t range = result->highpc - result->lowpc;
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size_t quot = range / result->kcountsize;
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if (result->kcountsize < result->highpc - result->lowpc)
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{
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size_t range = result->highpc - result->lowpc;
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size_t quot = range / result->kcountsize;
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if (quot >= SCALE_1_TO_1)
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result->s_scale = 1;
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else if (quot >= SCALE_1_TO_1 / 256)
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result->s_scale = SCALE_1_TO_1 / quot;
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else if (range > ULONG_MAX / 256)
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result->s_scale = ((SCALE_1_TO_1 * 256)
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/ (range / (result->kcountsize / 256)));
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else
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result->s_scale = ((SCALE_1_TO_1 * 256)
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/ ((range * 256) / result->kcountsize));
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}
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if (quot >= SCALE_1_TO_1)
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result->s_scale = 1;
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else if (quot >= SCALE_1_TO_1 / 256)
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result->s_scale = SCALE_1_TO_1 / quot;
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else if (range > ULONG_MAX / 256)
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result->s_scale = ((SCALE_1_TO_1 * 256)
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/ (range / (result->kcountsize / 256)));
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else
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result->s_scale = SCALE_1_TO_1;
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printf ("s_scale: %d\n", result->s_scale);
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result->s_scale = ((SCALE_1_TO_1 * 256)
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/ ((range * 256) / result->kcountsize));
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}
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else
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result->s_scale = SCALE_1_TO_1;
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if (do_test)
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printf ("s_scale: %d\n", result->s_scale);
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/* Determine the string table. */
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if (map->l_info[DT_STRTAB] == NULL)
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@ -775,32 +785,28 @@ static void
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count_total_ticks (struct shobj *shobj, struct profdata *profdata)
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{
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volatile uint16_t *kcount = profdata->kcount;
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uint64_t sum = 0;
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size_t idx;
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size_t maxkidx = shobj->kcountsize;
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size_t factor = 2 * (65536 / shobj->s_scale);
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size_t kidx = 0;
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size_t sidx = 0;
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for (idx = shobj->kcountsize / sizeof (*kcount); idx > 0; )
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while (sidx < symidx)
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{
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--idx;
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if (kcount[idx] != 0)
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{
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size_t n;
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uintptr_t start = sortsym[sidx]->addr;
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uintptr_t end = start + sortsym[sidx]->size;
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for (n = 0; n < symidx; ++n)
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if (sortsym[n]->addr <= factor * idx
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&& sortsym[n]->addr + sortsym[n]->size > factor * idx)
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break;
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while (kidx < maxkidx && factor * kidx < start)
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++kidx;
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if (kidx == maxkidx)
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break;
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if (n < symidx)
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printf ("idx = %d, count = %d, name = %s\n", idx, kcount[idx],
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sortsym[n]->name);
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else
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printf ("idx = %d, N/A\n", idx);
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}
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sum += kcount[idx];
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while (kidx < maxkidx && factor * kidx < end)
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sortsym[sidx]->ticks += kcount[kidx++];
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if (kidx == maxkidx)
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break;
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total_ticks += sortsym[sidx++]->ticks;
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}
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printf ("total ticks: %10" PRId64 "\n", sum);
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}
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@ -818,14 +824,7 @@ static void
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printsym (const void *node, VISIT value, int level)
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{
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if (value == leaf || value == postorder)
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{
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const struct known_symbol *sym = *(const struct known_symbol **) node;
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printf ("Name: %30s, Start: %6x, Len: %5d\n",
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sym->name, sym->addr, sym->size);
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sortsym[symidx++] = sym;
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}
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sortsym[symidx++] = *(const struct known_symbol **) node;
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}
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@ -882,6 +881,7 @@ read_symbols (struct shobj *shobj)
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newsym->name = name0;
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newsym->addr = last_addr;
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newsym->size = *((uint32_t *) (shobj->stab + idx + VALOFF));
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newsym->ticks = 0;
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tsearch (newsym, &symroot, symorder);
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++n;
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@ -920,6 +920,7 @@ read_symbols (struct shobj *shobj)
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newsym->name = &strtab[symtab->st_name];
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newsym->addr = symtab->st_value;
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newsym->size = symtab->st_size;
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newsym->ticks = 0;
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tsearch (newsym, &symroot, symorder);
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++n;
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@ -1,5 +1,5 @@
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/* Generic asm macros used on many machines.
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Copyright (C) 1991, 92, 93, 96 Free Software Foundation, Inc.
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Copyright (C) 1991, 92, 93, 96, 98 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -41,3 +41,8 @@
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#ifndef END
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#define END(sym)
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#endif
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/* Local label name for asm code. */
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#ifndef L
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#define L(name) name
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#endif
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@ -35,7 +35,7 @@
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#define s2_limb ebp
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.text
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ENRTY(__mpn_addmul_1)
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ENTRY(__mpn_addmul_1)
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INSN1(push,l ,R(edi))
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INSN1(push,l ,R(esi))
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@ -1,4 +1,4 @@
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/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Richard Henderson (rth@tamu.edu)
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@ -59,6 +59,7 @@ ENTRY(__clone)
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jl syscall_error
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jz thread_start
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L(pseudo_end):
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ret
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thread_start:
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@ -1,4 +1,4 @@
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -40,6 +40,7 @@ ENTRY (__mmap)
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ja syscall_error
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/* Successful; return the syscall's value. */
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L(pseudo_end):
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ret
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PSEUDO_END (__mmap)
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@ -1,5 +1,5 @@
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/* pread64 syscall for Linux/ix86.
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Copyright (C) 1997 Free Software Foundation, Inc.
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Copyright (C) 1997, 1998 Free Software Foundation, Inc.
|
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This file is part of the GNU C Library.
|
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|
||||
The GNU C Library is free software; you can redistribute it and/or
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@ -48,7 +48,8 @@ ENTRY (__syscall_pread64)
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POPARGS_5 /* Restore register contents. */
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cmpl $-4095, %eax /* Check %eax for error. */
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jae syscall_error /* Jump to error handler if error. */
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ret /* Return to caller. */
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#endif
|
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ret /* Return to caller. */
|
||||
L(pseudo_end):
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PSEUDO_END (__syscall_pread64)
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|
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@ -1,5 +1,5 @@
|
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/* pwrite64 syscall for Linux/ix86.
|
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Copyright (C) 1997 Free Software Foundation, Inc.
|
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Copyright (C) 1997, 1998 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
|
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@ -48,7 +48,8 @@ ENTRY (__syscall_pwrite64)
|
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POPARGS_5 /* Restore register contents. */
|
||||
cmpl $-4095, %eax /* Check %eax for error. */
|
||||
jae syscall_error /* Jump to error handler if error. */
|
||||
ret /* Return to caller. */
|
||||
#endif
|
||||
L(pseudo_end):
|
||||
ret /* Return to caller. */
|
||||
|
||||
PSEUDO_END (__syscall_pwrite64)
|
||||
|
||||
@ -48,6 +48,7 @@ __sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
|
||||
if (!__libc_missing_rt_sigs)
|
||||
{
|
||||
struct kernel_sigaction kact, koact;
|
||||
int saved_errno = errno;
|
||||
|
||||
if (act)
|
||||
{
|
||||
@ -76,6 +77,7 @@ __sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
|
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return result;
|
||||
}
|
||||
|
||||
__set_errno (saved_errno);
|
||||
__libc_missing_rt_sigs = 1;
|
||||
}
|
||||
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1995, 1996, 1997, 1998 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
|
||||
@ -58,6 +58,7 @@ ENTRY (__socket)
|
||||
jae syscall_error
|
||||
|
||||
/* Successful; return the syscall's value. */
|
||||
L(pseudo_end):
|
||||
ret
|
||||
|
||||
PSEUDO_END (__socket)
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1995, 1996, 1998 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
|
||||
@ -31,6 +31,7 @@ ENTRY (syscall)
|
||||
POPARGS_5 /* Restore register contents. */
|
||||
cmpl $-4095, %eax /* Check %eax for error. */
|
||||
jae syscall_error /* Jump to error handler if error. */
|
||||
L(pseudo_end):
|
||||
ret /* Return to caller. */
|
||||
|
||||
PSEUDO_END (syscall)
|
||||
|
||||
@ -30,6 +30,9 @@
|
||||
#undef SYS_ify
|
||||
#define SYS_ify(syscall_name) __NR_##syscall_name
|
||||
|
||||
/* ELF-like local names start with `.L'. */
|
||||
#undef L
|
||||
#define L(name) .L##name
|
||||
|
||||
#ifdef ASSEMBLER
|
||||
|
||||
|
||||
@ -50,6 +50,7 @@ __sigaction (sig, act, oact)
|
||||
if (!__libc_missing_rt_sigs)
|
||||
{
|
||||
struct kernel_sigaction kact, koact;
|
||||
int saved_errno = errno;
|
||||
|
||||
if (act)
|
||||
{
|
||||
@ -80,6 +81,7 @@ __sigaction (sig, act, oact)
|
||||
return result;
|
||||
}
|
||||
|
||||
__set_errno (saved_errno);
|
||||
__libc_missing_rt_sigs = 1;
|
||||
}
|
||||
|
||||
|
||||
@ -40,11 +40,13 @@ sigpending (set)
|
||||
{
|
||||
/* XXX The size argument hopefully will have to be changed to the
|
||||
real size of the user-level sigset_t. */
|
||||
int saved_errno = errno;
|
||||
int result = __syscall_rt_sigpending (set, _NSIG / 8);
|
||||
|
||||
if (result >= 0 || errno != ENOSYS)
|
||||
return result;
|
||||
|
||||
__set_errno (saved_errno);
|
||||
__libc_missing_rt_sigs = 1;
|
||||
}
|
||||
|
||||
|
||||
@ -41,11 +41,13 @@ __sigprocmask (how, set, oset)
|
||||
{
|
||||
/* XXX The size argument hopefully will have to be changed to the
|
||||
real size of the user-level sigset_t. */
|
||||
int saved_errno = errno;
|
||||
int result = __syscall_rt_sigprocmask (how, set, oset, _NSIG / 8);
|
||||
|
||||
if (result >= 0 || errno != ENOSYS)
|
||||
return result;
|
||||
|
||||
__set_errno (saved_errno);
|
||||
__libc_missing_rt_sigs = 1;
|
||||
}
|
||||
|
||||
|
||||
@ -40,11 +40,13 @@ __sigsuspend (set)
|
||||
{
|
||||
/* XXX The size argument hopefully will have to be changed to the
|
||||
real size of the user-level sigset_t. */
|
||||
int saved_errno = errno;
|
||||
int result = __syscall_rt_sigsuspend (set, _NSIG / 8);
|
||||
|
||||
if (result >= 0 || errno != ENOSYS)
|
||||
return result;
|
||||
|
||||
__set_errno (saved_errno);
|
||||
__libc_missing_rt_sigs = 1;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user