1 /* Test IFUNC selector with floating-point parameters.
2    Copyright (C) 2015-2021 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <emmintrin.h>
20 
21 void * foo_ifunc (void) __asm__ ("foo");
22 __asm__(".type foo, %gnu_indirect_function");
23 
24 static float
foo_impl(float x)25 foo_impl (float x)
26 {
27   return x + 1;
28 }
29 
30 void *
31 inhibit_stack_protector
foo_ifunc(void)32 foo_ifunc (void)
33 {
34   __m128i xmm = _mm_set1_epi32 (-1);
35   asm volatile ("movdqa %0, %%xmm0" : : "x" (xmm) : "xmm0" );
36   return foo_impl;
37 }
38