1 /* Test fesetenv (FE_DFL_ENV) and fesetenv (FE_NOMASK_ENV) clear
2 exceptions (bug 19181). SSE version.
3 Copyright (C) 2015-2021 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20 #include <cpuid.h>
21 #include <stdbool.h>
22
23 static bool
have_sse2(void)24 have_sse2 (void)
25 {
26 unsigned int eax, ebx, ecx, edx;
27
28 if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
29 return false;
30
31 return (edx & bit_SSE2) != 0;
32 }
33
34 #define CHECK_CAN_TEST \
35 do \
36 { \
37 if (!have_sse2 ()) \
38 { \
39 puts ("CPU does not support SSE2, cannot test"); \
40 return 0; \
41 } \
42 } \
43 while (0)
44
45 #include <test-fenv-clear-main.c>
46