mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
7a5ab88e21
Check ifunc resolver with CPU_FEATURE_USABLE and tunables in dynamic and static executables to verify that CPUID features are initialized early in static PIE. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
/* Check IFUNC resolver with CPU_FEATURE_USABLE and tunables.
|
|
Copyright (C) 2021 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdlib.h>
|
|
#include "tst-ifunc-isa.h"
|
|
#include <support/test-driver.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
/* CPU must support SSE2. */
|
|
if (!__builtin_cpu_supports ("sse2"))
|
|
return EXIT_UNSUPPORTED;
|
|
enum isa value = foo ();
|
|
/* All ISAs, but SSE2, are disabled by tunables. */
|
|
return value == sse2 ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|