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commit 0582e4284529b4ea0fcd1a8973ccab7d95ec0e87
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Author: Stefan Liebler <stli@linux.ibm.com>
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Date: Tue Dec 18 13:57:19 2018 +0100
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d8307d |
S390: Refactor wcpcpy ifunc handling.
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d8307d |
The ifunc handling for wcpcpy is adjusted in order to omit ifunc
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if the minimum architecture level already supports newer CPUs by default.
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Unfortunately the c ifunc variant can't be omitted at all as it is used
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by the z13 ifunc variant as fallback if the pointers are not 4-byte aligned.
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ChangeLog:
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* sysdeps/s390/multiarch/Makefile
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(sysdep_routines): Remove wcpcpy variants.
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* sysdeps/s390/Makefile (sysdep_routines): Add wcpcpy variants.
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* sysdeps/s390/multiarch/ifunc-impl-list.c
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(__libc_ifunc_impl_list): Refactor ifunc handling for wcpcpy.
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* sysdeps/s390/multiarch/wcpcpy-c.c: Move to ...
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* sysdeps/s390/wcpcpy-c.c: ... here and adjust ifunc handling.
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* sysdeps/s390/multiarch/wcpcpy-vx.S: Move to ...
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* sysdeps/s390/wcpcpy-vx.S: ... here and adjust ifunc handling.
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* sysdeps/s390/multiarch/wcpcpy.c: Move to ...
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* sysdeps/s390/wcpcpy.c: ... here and adjust ifunc handling.
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* sysdeps/s390/ifunc-wcpcpy.h: New file.
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diff --git a/sysdeps/s390/Makefile b/sysdeps/s390/Makefile
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index 8bdbd1b5d8e9df01..5b6446f55299af03 100644
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--- a/sysdeps/s390/Makefile
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+++ b/sysdeps/s390/Makefile
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@@ -62,5 +62,6 @@ endif
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ifeq ($(subdir),wcsmbs)
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sysdep_routines += wcslen wcslen-vx wcslen-c \
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wcsnlen wcsnlen-vx wcsnlen-c \
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- wcscpy wcscpy-vx wcscpy-c
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+ wcscpy wcscpy-vx wcscpy-c \
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+ wcpcpy wcpcpy-vx wcpcpy-c
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endif
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diff --git a/sysdeps/s390/ifunc-wcpcpy.h b/sysdeps/s390/ifunc-wcpcpy.h
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new file mode 100644
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index 0000000000000000..0d5e2ba1a0b09905
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--- /dev/null
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+++ b/sysdeps/s390/ifunc-wcpcpy.h
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@@ -0,0 +1,53 @@
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+/* wcpcpy variant information on S/390 version.
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+ Copyright (C) 2018 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#if defined USE_MULTIARCH && IS_IN (libc) \
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+ && ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
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+# define HAVE_WCPCPY_IFUNC 1
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+#else
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+# define HAVE_WCPCPY_IFUNC 0
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+#endif
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+
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+#ifdef HAVE_S390_VX_ASM_SUPPORT
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+# define HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT HAVE_WCPCPY_IFUNC
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+#else
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+# define HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT 0
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+#endif
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+
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+#if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
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+# define WCPCPY_DEFAULT WCPCPY_Z13
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+/* The z13 ifunc variant is using the common code variant as fallback! */
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+# define HAVE_WCPCPY_C 1
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+# define HAVE_WCPCPY_Z13 1
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+#else
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+# define WCPCPY_DEFAULT WCPCPY_C
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+# define HAVE_WCPCPY_C 1
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+# define HAVE_WCPCPY_Z13 HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT
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+#endif
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+
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+#if HAVE_WCPCPY_C
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+# define WCPCPY_C __wcpcpy_c
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+#else
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+# define WCPCPY_C NULL
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#endif
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#if HAVE_WCPCPY_Z13
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# define WCPCPY_Z13 __wcpcpy_vx
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#else
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# define WCPCPY_Z13 NULL
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#endif
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
diff --git a/sysdeps/s390/multiarch/Makefile b/sysdeps/s390/multiarch/Makefile
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
index 8828897a59ae580c..7d7b05dcf21cff7d 100644
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
--- a/sysdeps/s390/multiarch/Makefile
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+++ b/sysdeps/s390/multiarch/Makefile
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -1,6 +1,5 @@
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
ifeq ($(subdir),wcsmbs)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-sysdep_routines += wcpcpy wcpcpy-vx wcpcpy-c \
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
- wcsncpy wcsncpy-vx wcsncpy-c \
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+sysdep_routines += wcsncpy wcsncpy-vx wcsncpy-c \
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
wcpncpy wcpncpy-vx wcpncpy-c \
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
wcscat wcscat-vx wcscat-c \
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
wcsncat wcsncat-vx wcsncat-c \
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
diff --git a/sysdeps/s390/multiarch/ifunc-impl-list.c b/sysdeps/s390/multiarch/ifunc-impl-list.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
index aac8f4ea4671d0cf..656ab59db66dbb48 100644
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
--- a/sysdeps/s390/multiarch/ifunc-impl-list.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+++ b/sysdeps/s390/multiarch/ifunc-impl-list.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -49,6 +49,7 @@
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#include <ifunc-wcslen.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#include <ifunc-wcsnlen.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#include <ifunc-wcscpy.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#include <ifunc-wcpcpy.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
/* Maximum number of IFUNC implementations. */
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#define MAX_IFUNC 3
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -463,6 +464,18 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
)
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#endif /* HAVE_WCSCPY_IFUNC */
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#if HAVE_WCPCPY_IFUNC
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ IFUNC_IMPL (i, name, wcpcpy,
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# if HAVE_WCPCPY_Z13
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ IFUNC_IMPL_ADD (array, i, wcpcpy,
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ dl_hwcap & HWCAP_S390_VX, WCPCPY_Z13)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# endif
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# if HAVE_WCPCPY_C
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ IFUNC_IMPL_ADD (array, i, wcpcpy, 1, WCPCPY_C)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# endif
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ )
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#endif /* HAVE_WCPCPY_IFUNC */
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#ifdef HAVE_S390_VX_ASM_SUPPORT
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
# define IFUNC_VX_IMPL(FUNC) \
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -471,8 +484,6 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
__##FUNC##_vx) \
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
IFUNC_IMPL_ADD (array, i, FUNC, 1, __##FUNC##_c))
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
- IFUNC_VX_IMPL (wcpcpy);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
IFUNC_VX_IMPL (wcsncpy);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
IFUNC_VX_IMPL (wcpncpy);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
diff --git a/sysdeps/s390/multiarch/wcpcpy-c.c b/sysdeps/s390/wcpcpy-c.c
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
similarity index 86%
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename from sysdeps/s390/multiarch/wcpcpy-c.c
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename to sysdeps/s390/wcpcpy-c.c
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
index e3282fde19c5262a..ed1539cde2f6f858 100644
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
--- a/sysdeps/s390/multiarch/wcpcpy-c.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+++ b/sysdeps/s390/wcpcpy-c.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -16,10 +16,12 @@
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
License along with the GNU C Library; if not, see
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|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
<http://www.gnu.org/licenses/>. */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-# define WCPCPY __wcpcpy_c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#include <ifunc-wcpcpy.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#if HAVE_WCPCPY_C
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# if HAVE_WCPCPY_IFUNC || HAVE_WCPCPY_Z13
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# define WCPCPY WCPCPY_C
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# endif
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
|
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d8307d |
-# include <wchar.h>
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-extern __typeof (__wcpcpy) __wcpcpy_c;
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
# include <wcsmbs/wcpcpy.c>
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
#endif
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
diff --git a/sysdeps/s390/multiarch/wcpcpy-vx.S b/sysdeps/s390/wcpcpy-vx.S
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
similarity index 94%
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename from sysdeps/s390/multiarch/wcpcpy-vx.S
|
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename to sysdeps/s390/wcpcpy-vx.S
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
index bff6e8562884066c..5154ad44610c1ed1 100644
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
--- a/sysdeps/s390/multiarch/wcpcpy-vx.S
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d8307d |
+++ b/sysdeps/s390/wcpcpy-vx.S
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -16,7 +16,8 @@
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d8307d |
License along with the GNU C Library; if not, see
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
<http://www.gnu.org/licenses/>. */
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d8307d |
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d8307d |
-#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
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d8307d |
+#include <ifunc-wcpcpy.h>
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d8307d |
+#if HAVE_WCPCPY_Z13
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d8307d |
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d8307d |
# include "sysdep.h"
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d8307d |
# include "asm-syntax.h"
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d8307d |
@@ -37,7 +38,7 @@
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-v17=index of zero
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-v18=part of src
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
*/
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-ENTRY(__wcpcpy_vx)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ENTRY(WCPCPY_Z13)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
.machine "z13"
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
.machinemode "zarch_nohighgprs"
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
@@ -109,6 +110,11 @@ ENTRY(__wcpcpy_vx)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
br %r14
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
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d8307d |
.Lfallback:
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
- jg __wcpcpy_c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-END(__wcpcpy_vx)
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d8307d |
-#endif /* HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ jg WCPCPY_C
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+END(WCPCPY_Z13)
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d8307d |
+
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d8307d |
+# if ! HAVE_WCPCPY_IFUNC
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+strong_alias (WCPCPY_Z13, __wcpcpy)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+weak_alias (__wcpcpy, wcpcpy)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# endif
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#endif
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
diff --git a/sysdeps/s390/multiarch/wcpcpy.c b/sysdeps/s390/wcpcpy.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
similarity index 70%
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename from sysdeps/s390/multiarch/wcpcpy.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
rename to sysdeps/s390/wcpcpy.c
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
index f19d376d8530d0a4..34ac68b31fedcb09 100644
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
--- a/sysdeps/s390/multiarch/wcpcpy.c
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d8307d |
+++ b/sysdeps/s390/wcpcpy.c
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d8307d |
@@ -16,13 +16,24 @@
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d8307d |
License along with the GNU C Library; if not, see
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
<http://www.gnu.org/licenses/>. */
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d8307d |
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d8307d |
-#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#include <ifunc-wcpcpy.h>
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d8307d |
+
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d8307d |
+#if HAVE_WCPCPY_IFUNC
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d8307d |
# include <wchar.h>
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d8307d |
# include <ifunc-resolve.h>
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d8307d |
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d8307d |
-s390_vx_libc_ifunc (__wcpcpy)
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d8307d |
-weak_alias (__wcpcpy, wcpcpy)
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d8307d |
+# if HAVE_WCPCPY_C
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+extern __typeof (__wcpcpy) WCPCPY_C attribute_hidden;
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d8307d |
+# endif
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
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d8307d |
-#else
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d8307d |
-# include <wcsmbs/wcpcpy.c>
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
-#endif /* !(defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)) */
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# if HAVE_WCPCPY_Z13
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+extern __typeof (__wcpcpy) WCPCPY_Z13 attribute_hidden;
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+# endif
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+s390_libc_ifunc_expr (__wcpcpy, __wcpcpy,
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ (HAVE_WCPCPY_Z13 && (hwcap & HWCAP_S390_VX))
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ ? WCPCPY_Z13
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ : WCPCPY_DEFAULT
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+ )
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+weak_alias (__wcpcpy, wcpcpy)
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
d8307d |
+#endif
|