PowerPC: multiarch llrint/lrint for PowerPC64

1 files changed, 57 insertions, 0 deletions

diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c
new file mode 100644
index 0000000000..dfc6ddfbdb
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_llrint.c
@@ -0,0 +1,57 @@
+/* Multiple versions of llrint.
+   Copyright (C) 2013 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/>.  */
+
+/* Redefine lrint/__lrint so that the compiler won't complain about the type
+   mismatch with the IFUNC selector in strong_alias below.  */
+#define lrint __hidden_lrint
+#define __lrint __hidden___lrint
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#undef lrint
+#undef __lrint
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__llrint) __llrint_ppc64 attribute_hidden;
+extern __typeof (__llrint) __llrint_power6x attribute_hidden;
+
+libc_ifunc (__llrint,
+	    (hwcap & PPC_FEATURE_POWER6_EXT)
+	    ? __llrint_power6x
+            : __llrint_ppc64);
+
+weak_alias (__llrint, llrint)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llrint, __llrintl)
+weak_alias (__llrint, llrintl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __llrint, llrintl, GLIBC_2_1);
+#endif
+
+/* long has the same width as long long on PowerPC64.  */
+strong_alias (__llrint, __lrint)
+weak_alias (__lrint, lrint)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__lrint, __lrintl)
+weak_alias (__lrint, lrintl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __lrint, lrintl, GLIBC_2_1);
+#endif