You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
218 lines
9.1 KiB
218 lines
9.1 KiB
From 7560c8b2254c082f754f1e8fd390d4b50146dcdd Mon Sep 17 00:00:00 2001 |
|
From: Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> |
|
Date: Wed, 30 Jul 2014 11:30:28 -0500 |
|
Subject: [PATCH] PowerPC: multiarch copysign/copysignf for PowerPC64 |
|
|
|
commit 2568f3fa69bbf70d0bea457cb7cbbf3bee45bfe5 |
|
Author: Adhemerval Zanella <azanella@linux.vnet.ibm.com> |
|
Date: Fri Dec 13 15:32:58 2013 -0500 |
|
--- |
|
sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile | 6 ++- |
|
.../powerpc64/fpu/multiarch/s_copysign-power6.S | 33 ++++++++++++++ |
|
.../powerpc64/fpu/multiarch/s_copysign-ppc64.S | 35 +++++++++++++++ |
|
.../powerpc/powerpc64/fpu/multiarch/s_copysign.c | 51 ++++++++++++++++++++++ |
|
.../powerpc/powerpc64/fpu/multiarch/s_copysignf.c | 32 ++++++++++++++ |
|
5 files changed, 155 insertions(+), 2 deletions(-) |
|
create mode 100644 sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-power6.S |
|
create mode 100644 sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-ppc64.S |
|
create mode 100644 sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign.c |
|
create mode 100644 sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysignf.c |
|
|
|
diff --git glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile |
|
index 4cdb383..3af4ac3 100644 |
|
--- glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile |
|
+++ glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile |
|
@@ -1,6 +1,7 @@ |
|
ifeq ($(subdir),math) |
|
sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ |
|
- s_isnan-power5 s_isnan-ppc64 |
|
+ s_isnan-power5 s_isnan-ppc64 s_copysign-power6 \ |
|
+ s_copysign-ppc64 |
|
|
|
libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ |
|
s_isnan-power5 s_isnan-ppc64 s_llround-power6x \ |
|
@@ -9,5 +10,6 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ |
|
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_trunc-power5+ \ |
|
- s_trunc-ppc64 s_truncf-power5+ s_truncf-ppc64 |
|
+ s_trunc-ppc64 s_truncf-power5+ s_truncf-ppc64 \ |
|
+ s_copysign-power6 s_copysign-ppc64 |
|
endif |
|
diff --git glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-power6.S glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-power6.S |
|
new file mode 100644 |
|
index 0000000..4fa34a6 |
|
--- /dev/null |
|
+++ glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-power6.S |
|
@@ -0,0 +1,33 @@ |
|
+/* copysign(). PowerPC64 default version. |
|
+ Copyright (C) 2013-2014 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) |
|
+#undef hidden_def |
|
+#define hidden_def(name) |
|
+ |
|
+#define __copysign __copysign_power6 |
|
+ |
|
+#include <sysdeps/powerpc/powerpc64/fpu/s_copysign.S> |
|
diff --git glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-ppc64.S glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-ppc64.S |
|
new file mode 100644 |
|
index 0000000..a5cdfc2 |
|
--- /dev/null |
|
+++ glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign-ppc64.S |
|
@@ -0,0 +1,35 @@ |
|
+/* copysign(). PowerPC64 default version. |
|
+ Copyright (C) 2010-2014 Free Software Foundation, Inc. |
|
+ Contributed by Luis Machado <luisgpm@br.ibm.com>. |
|
+ 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 __copysign __copysign_ppc64 |
|
+#undef hidden_def |
|
+#define hidden_def(name) \ |
|
+ strong_alias (__copysign_ppc64, __GI___copysign) |
|
+ |
|
+#include <sysdeps/powerpc/powerpc64/fpu/s_copysign.S> |
|
diff --git glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign.c glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign.c |
|
new file mode 100644 |
|
index 0000000..f3e6b3a |
|
--- /dev/null |
|
+++ glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysign.c |
|
@@ -0,0 +1,51 @@ |
|
+/* Multiple versions of copysign. |
|
+ Copyright (C) 2013-2014 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 copysign so that the compiler won't complain about the type |
|
+ mismatch with the IFUNC selector in strong_alias below. */ |
|
+#undef __copysign |
|
+#define __copysign __redirect_copysign |
|
+#include <math.h> |
|
+#include <math_ldbl_opt.h> |
|
+#undef __copysign |
|
+#include <shlib-compat.h> |
|
+#include "init-arch.h" |
|
+ |
|
+extern __typeof (__redirect_copysign) __copysign_ppc64 attribute_hidden; |
|
+extern __typeof (__redirect_copysign) __copysign_power6 attribute_hidden; |
|
+ |
|
+extern __typeof (__redirect_copysign) __libm_copysign; |
|
+libc_ifunc (__libm_copysign, |
|
+ (hwcap & PPC_FEATURE_ARCH_2_05) |
|
+ ? __copysign_power6 |
|
+ : __copysign_ppc64); |
|
+ |
|
+strong_alias (__libm_copysign, __copysign) |
|
+weak_alias (__copysign, copysign) |
|
+ |
|
+#ifdef NO_LONG_DOUBLE |
|
+weak_alias (__copysign,copysignl) |
|
+strong_alias(__copysign,__copysignl) |
|
+#endif |
|
+#ifdef IS_IN_libm |
|
+# if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0) |
|
+compat_symbol (libm, __copysign, copysignl, GLIBC_2_0); |
|
+# endif |
|
+#elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) |
|
+compat_symbol (libc, __copysign, copysignl, GLIBC_2_0); |
|
+#endif |
|
diff --git glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysignf.c glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysignf.c |
|
new file mode 100644 |
|
index 0000000..55cc272 |
|
--- /dev/null |
|
+++ glibc-2.17-c758a686/sysdeps/powerpc/powerpc64/fpu/multiarch/s_copysignf.c |
|
@@ -0,0 +1,32 @@ |
|
+/* Multiple versions of copysignf. |
|
+ Copyright (C) 2013-2014 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 <shlib-compat.h> |
|
+#include "init-arch.h" |
|
+ |
|
+/* It's safe to use double-precision implementation for single-precision. */ |
|
+extern __typeof (__copysignf) __copysign_ppc64 attribute_hidden; |
|
+extern __typeof (__copysignf) __copysign_power6 attribute_hidden; |
|
+ |
|
+libc_ifunc (__copysignf, |
|
+ (hwcap & PPC_FEATURE_ARCH_2_05) |
|
+ ? __copysign_power6 |
|
+ : __copysign_ppc64); |
|
+ |
|
+weak_alias (__copysignf, copysignf) |
|
-- |
|
1.8.3.1
|
|
|