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2003-09-15  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/i386/Makefile (sysdep-CFLAGS): If not in math or csu
	subdir, add -mpreferred-stack-boundary=4, with few exceptions.

2003-09-17  Jakub Jelinek  <jakub@redhat.com>

	* Makeconfig (stack-align-test-flags): Set.
	* stdlib/Makefile (CFLAGS-tst-bsearch.c): Add
	$(stack-align-test-flags).
	* stdlib/tst-bsearch.c: Include tst-stack-align.h.
	(align_check): New var.
	(comp): Use TEST_STACK_ALIGN macro.
	(do_test): Fail if align_check != 1.
	* sysdeps/generic/tst-stack-align.h: New file.
	* sysdeps/i386/i686/Makefile (stack-align-test-flags): Add -msse.
	* sysdeps/i386/i686/tst-stack-align.h: New file.
This commit is contained in:
Ulrich Drepper
2003-09-17 08:47:44 +00:00
parent 6c052003bd
commit a4db3439f1
13 changed files with 179 additions and 25 deletions
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7
nptl/cond-perf.c
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@@ -4,6 +4,7 @@
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <atomic.h>
static pthread_cond_t cond1 = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t mut1 = PTHREAD_MUTEX_INITIALIZER;
@@ -23,7 +24,7 @@ cons (void *arg)
do
{
if (--ntogo == 0)
if (atomic_decrement_and_test (&ntogo))
{
pthread_mutex_lock (&mut2);
alldone = true;
@@ -68,11 +69,11 @@ main (int argc, char *argv[])
pthread_t th[nthreads];
int i;
for (i = 0; i < nthreads; ++i)
for (i = 0; __builtin_expect (i < nthreads, 1); ++i)
if (__builtin_expect ((err = pthread_create (&th[i], NULL, cons, (void *) (long) i)) != 0, 0))
printf ("pthread_create: %s\n", strerror (err));
for (i = 0; i < nrounds; ++i)
for (i = 0; __builtin_expect (i < nrounds, 1); ++i)
{
pthread_mutex_lock (&mut2);
while (! alldone)