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Diffstat (limited to 'sysdeps/x86_64/ifuncmod8.c')
-rw-r--r--sysdeps/x86_64/ifuncmod8.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/x86_64/ifuncmod8.c b/sysdeps/x86_64/ifuncmod8.c
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+++ b/sysdeps/x86_64/ifuncmod8.c
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+/* Test IFUNC selector with floating-point parameters.
+ Copyright (C) 2015 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 <emmintrin.h>
+
+void * foo_ifunc (void) __asm__ ("foo");
+__asm__(".type foo, %gnu_indirect_function");
+
+static float
+foo_impl (float x)
+{
+ return x + 1;
+}
+
+void *
+foo_ifunc (void)
+{
+ __m128i xmm = _mm_set1_epi32 (-1);
+ asm volatile ("movdqa %0, %%xmm0" : : "x" (xmm) : "xmm0" );
+ return foo_impl;
+}