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-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;
+}