PowerPC: multiarch trunc/truncf for PowerPC64

8 files changed, 206 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index e6800972a7..333d325b32 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,23 @@
 2013-12-13  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add trunc/truncf
+	multiarch implementation.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-power5+.S: New
+	file.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-ppc64.S: New
+	file.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-power5+.S: New
+	file.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-ppc64.S: New
+	file.
+	multiarch llround for PPC64.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c: New file:
+	multiarch trunc for PPC64.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c: New file:
+	multiarch truncf for PPC64.
+
+2013-12-13  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
+
 	* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add round/roundf
 	multiarch implementation.
 	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_round-power5+.S: New
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
index 33663ff22f..609135398f 100644
--- a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
@@ -8,5 +8,6 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \
 			s_ceil-ppc64 s_ceilf-power5+ s_ceilf-ppc64 \
 			s_floor-power5+ s_floor-ppc64 s_floorf-power5+ \
 			s_floorf-ppc64 s_round-power5+ s_round-ppc64 \
-			s_roundf-power5+ s_roundf-ppc64
+			s_roundf-power5+ s_roundf-ppc64 s_trunc-power5+ \
+			s_trunc-ppc64 s_truncf-power5+ s_truncf-ppc64
 endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-power5+.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-power5+.S
new file mode 100644
index 0000000000..27519649f8
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-power5+.S
@@ -0,0 +1,31 @@
+/* trunc function.  PowerPC64/power5+ version.
+   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/>.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+#undef strong_alias
+#define strong_alias(a,b)
+#undef compat_symbol
+#define compat_symbol(a,b,c,d)
+
+#define __trunc __trunc_power5plus
+
+#include <sysdeps/powerpc/powerpc64/power5+/fpu/s_trunc.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-ppc64.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-ppc64.S
new file mode 100644
index 0000000000..5282609a8f
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc-ppc64.S
@@ -0,0 +1,31 @@
+/* trunc function.  PowerPC64 default version.
+   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/>.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+#undef strong_alias
+#define strong_alias(a,b)
+#undef compat_symbol
+#define compat_symbol(a,b,c,d)
+
+#define __trunc __trunc_ppc64
+
+#include <sysdeps/powerpc/powerpc64/fpu/s_trunc.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c
new file mode 100644
index 0000000000..a42687ce43
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c
@@ -0,0 +1,40 @@
+/* Multiple versions of trunc.
+   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/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__trunc) __trunc_ppc64 attribute_hidden;
+extern __typeof (__trunc) __trunc_power5plus attribute_hidden;
+
+libc_ifunc (__trunc,
+	    (hwcap & PPC_FEATURE_POWER5_PLUS)
+	    ? __trunc_power5plus
+            : __trunc_ppc64);
+
+weak_alias (__trunc, trunc)
+
+#ifdef NO_LONG_DOUBLE
+strong_alias (__trunc, __truncl)
+weak_alias (__trunc, truncl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
+compat_symbol (libm, __trunc, truncl, GLIBC_2_0);
+#endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-power5+.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-power5+.S
new file mode 100644
index 0000000000..bb1008fa10
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-power5+.S
@@ -0,0 +1,26 @@
+/* truncf function.  PowerPC64/power5+ version.
+   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/>.  */
+
+#include <sysdep.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+
+#define __truncf __truncf_power5plus
+
+#include <sysdeps/powerpc/powerpc64/power5+/fpu/s_truncf.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-ppc64.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-ppc64.S
new file mode 100644
index 0000000000..6358c61860
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf-ppc64.S
@@ -0,0 +1,26 @@
+/* truncf function.  PowerPC64 default version.
+   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/>.  */
+
+#include <sysdep.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+
+#define __truncf __truncf_ppc64
+
+#include <sysdeps/powerpc/powerpc64/fpu/s_truncf.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c
new file mode 100644
index 0000000000..4602583606
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c
@@ -0,0 +1,32 @@
+/* Multiple versions of truncf.
+   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/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__truncf) __truncf_ppc64 attribute_hidden;
+extern __typeof (__truncf) __truncf_power5plus attribute_hidden;
+
+libc_ifunc (__truncf,
+	    (hwcap & PPC_FEATURE_POWER5_PLUS)
+	    ? __truncf_power5plus
+            : __truncf_ppc64);
+
+weak_alias (__truncf, truncf)