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Add tst-mallocalign1

This commit is contained in:
H.J. Lu 2012-05-17 09:55:25 -07:00
parent 1a0994f535
commit 477cc68e90
3 changed files with 81 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2012-05-17 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86_64/Makefile (tests): Add tst-mallocalign1.
* sysdeps/x86_64/tst-mallocalign1.c: New file.
2012-05-17 Andreas Jaeger <aj@suse.de>
Carlos O'Donell <carlos_odonell@mentor.com>

4
sysdeps/x86_64/Makefile
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@ -11,6 +11,10 @@ ifeq ($(subdir),gmon)
sysdep_routines += _mcount
endif
ifeq ($(subdir),malloc)
tests += tst-mallocalign1
endif
ifeq ($(subdir),string)
sysdep_routines += cacheinfo strcasecmp_l-nonascii strncase_l-nonascii
gen-as-const-headers += locale-defines.sym

72
sysdeps/x86_64/tst-mallocalign1.c Normal file
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@ -0,0 +1,72 @@
/* Copyright (C) 2012 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, see
<http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.h>
/* Specified by x86-64 psABI. */
#define ALIGN_MASK (16 - 1)
void *
test (size_t s)
{
void *p = malloc (s);
printf ("malloc: %d, %p: %ld\n", s, p,
((unsigned long) p) & ALIGN_MASK);
return p;
}
static int
do_test (void)
{
void *p;
int ret = 0;
p = test (2);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (8);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (13);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (16);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (23);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (43);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
p = test (123);
ret |= (unsigned long) p & ALIGN_MASK;
free (p);
return ret;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"