mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/* Test fesetenv (FE_DFL_ENV) and fesetenv (FE_NOMASK_ENV) clear
|
|
exceptions (bug 19181). SSE version.
|
|
Copyright (C) 2015-2017 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 <cpuid.h>
|
|
#include <stdbool.h>
|
|
|
|
static bool
|
|
have_sse2 (void)
|
|
{
|
|
unsigned int eax, ebx, ecx, edx;
|
|
|
|
if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
|
|
return false;
|
|
|
|
return (edx & bit_SSE2) != 0;
|
|
}
|
|
|
|
#define CHECK_CAN_TEST \
|
|
do \
|
|
{ \
|
|
if (!have_sse2 ()) \
|
|
{ \
|
|
puts ("CPU does not support SSE2, cannot test"); \
|
|
return 0; \
|
|
} \
|
|
} \
|
|
while (0)
|
|
|
|
#include <test-fenv-clear-main.c>
|