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[PATCH 06/15] PowerPC: multiarch floor/floorf for PowerPC64
- From: Adhemerval Zanella <azanella at linux dot vnet dot ibm dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Thu, 12 Dec 2013 11:29:08 -0200
- Subject: [PATCH 06/15] PowerPC: multiarch floor/floorf for PowerPC64
- Authentication-results: sourceware.org; auth=none
- References: <52A9B1C5 dot 7040201 at linux dot vnet dot ibm dot com>
2013-12-09 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add floor/floorf
multiarch implementation.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-power5+.S: New
file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-ppc64.S: New
file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-power5+.S: New
file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-ppc64.S: New
file.
multiarch llround for PPC64.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor.c: New file:
multiarch floor for PPC64.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf.c: New file:
multiarch floorf for PPC64.
--
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
index b230853..ef7e08d 100644
--- a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
@@ -5,5 +5,7 @@ sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \
libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \
s_isnan-power5 s_isnan-ppc64 s_llround-power6x \
s_llround-power5+ s_llround-ppc64 s_ceil-power5+ \
- s_ceil-ppc64 s_ceilf-power5+ s_ceilf-ppc64
+ s_ceil-ppc64 s_ceilf-power5+ s_ceilf-ppc64 \
+ s_floor-power5+ s_floor-ppc64 s_floorf-power5+ \
+ s_floorf-ppc64
endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-power5+.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-power5+.S
new file mode 100644
index 0000000..fc329ca
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-power5+.S
@@ -0,0 +1,31 @@
+/* floor 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 __floor __floor_power5plus
+
+#include <sysdeps/powerpc/powerpc64/power5+/fpu/s_floor.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-ppc64.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-ppc64.S
new file mode 100644
index 0000000..50db6d8
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor-ppc64.S
@@ -0,0 +1,31 @@
+/* floor 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 __floor __floor_ppc64
+
+#include <sysdeps/powerpc/powerpc64/fpu/s_floor.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor.c
new file mode 100644
index 0000000..12a1bae
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floor.c
@@ -0,0 +1,40 @@
+/* Multiple versions of floor.
+ 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 (__floor) __floor_ppc64 attribute_hidden;
+extern __typeof (__floor) __floor_power5plus attribute_hidden;
+
+libc_ifunc (__floor,
+ (hwcap & PPC_FEATURE_POWER5_PLUS)
+ ? __floor_power5plus
+ : __floor_ppc64);
+
+weak_alias (__floor, floor)
+
+#ifdef NO_LONG_DOUBLE
+strong_alias (__floor, __floorl)
+weak_alias (__floor, floorl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
+compat_symbol (libm, __floor, floorl, GLIBC_2_0);
+#endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-power5+.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-power5+.S
new file mode 100644
index 0000000..1824bc1
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-power5+.S
@@ -0,0 +1,26 @@
+/* floorf 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 __floorf __floorf_power5plus
+
+#include <sysdeps/powerpc/powerpc64/power5+/fpu/s_floorf.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-ppc64.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-ppc64.S
new file mode 100644
index 0000000..7c8b99c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf-ppc64.S
@@ -0,0 +1,27 @@
+/* floorf 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)
+
+#define __floorf __floorf_ppc64
+
+#include <sysdeps/powerpc/powerpc64/fpu/s_floorf.S>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf.c
new file mode 100644
index 0000000..c7b753f
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_floorf.c
@@ -0,0 +1,32 @@
+/* Multiple versions of floorf.
+ 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 (__floorf) __floorf_ppc64 attribute_hidden;
+extern __typeof (__floorf) __floorf_power5plus attribute_hidden;
+
+libc_ifunc (__floorf,
+ (hwcap & PPC_FEATURE_POWER5_PLUS)
+ ? __floorf_power5plus
+ : __floorf_ppc64);
+
+weak_alias (__floorf, floorf)