PowerPC: Cleanup powerpc memmove

Now that MEMCPY_OK_FOR_FWD_MEMMOVE should be define on memcopy.h there
is no need to specialized powerpc memmove implementation.  This patch
moves the define set to powerpc memcopy and cleanup its definition on
powerpc code.

diff --git a/ChangeLog b/ChangeLog
index 39fce07..1c7e41d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,15 @@
 2014-07-08  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
+       * sysdeps/powerpc/memmove.c: Remove file.
+       * sysdeps/powerpc/powerpc32/power4/memcopy.h
+       [MEMCPY_OK_FOR_FWD_MEMMOVE]: Define it to 1.
+       * sysdeps/powerpc/powerpc32/power4/multiarch/memmove-power7.c
+       [MEMCPY_OK_FOR_FWD_MEMMOVE]: Remove define.
+       * sysdeps/powerpc/powerpc32/power4/multiarch/memmove-ppc.c:
+       [MEMCPY_OK_FOR_FWD_MEMMOVE]: Likewise.
+       * sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c: Include default
+       string memmove instead of removed powerpc one.
+
        * sysdeps/powerpc/powerpc32/power4/multiarch/strcasecmp_l-power7.S:
        [weak_alias]: Fix compiler warning due trailing data.
        * sysdeps/powerpc/powerpc32/power4/multiarch/strcasecmp-power7.S:

diff --git a/sysdeps/powerpc/memmove.c b/sysdeps/powerpc/memmove.c
deleted file mode 100644 (file)
index 9c62ecb..0000000
--- a/sysdeps/powerpc/memmove.c
+++ /dev/null
@@ -1,22 +0,0 @@
-/* Copy memory to memory until the specified number of bytes
-   has been copied.  Overlap is handled correctly.
-   Copyright (C) 1991-2014 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
-
-   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; see the file COPYING.LIB.  If
-   not, see <http://www.gnu.org/licenses/>.  */
-
-#define MEMCPY_OK_FOR_FWD_MEMMOVE 1
-#include <string/memmove.c>

diff --git a/sysdeps/powerpc/powerpc32/power4/memcopy.h b/sysdeps/powerpc/powerpc32/power4/memcopy.h
index d3752dc..3431084 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power4/memcopy.h
+++ b/sysdeps/powerpc/powerpc32/power4/memcopy.h
@@ -110,3 +110,7 @@
          ((byte *) dst_ep)[0] = __x;                                         \
        }                                                                     \
     } while (0)
+
+/* The powerpc memcpy implementation is safe to use for memmove.  */
+#undef MEMCPY_OK_FOR_FWD_MEMMOVE
+#define MEMCPY_OK_FOR_FWD_MEMMOVE 1

diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-power7.c b/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-power7.c
index 2861071..b14c3b1 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-power7.c
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-power7.c
@@ -27,5 +27,4 @@ extern __typeof (memmove) __memmove_power7;
 #undef libc_hidden_builtin_def
 #define libc_hidden_builtin_def(name)
 
-#define MEMCPY_OK_FOR_FWD_MEMMOVE 1
 #include <string/memmove.c>

diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-ppc.c b/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-ppc.c
index e323a4d..d56b77a 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-ppc.c
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memmove-ppc.c
@@ -30,5 +30,4 @@ extern __typeof (memmove) __memmove_ppc;
   __hidden_ver1 (__memmove_ppc, __GI_memmove, __memmove_ppc);
 #endif
 
-#define MEMCPY_OK_FOR_FWD_MEMMOVE 1
 #include <string/memmove.c>

diff --git a/sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c b/sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c
index b39348f..ff78fe6 100644 (file)
--- a/sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c
+++ b/sysdeps/powerpc/powerpc64/multiarch/memmove-ppc64.c
@@ -25,4 +25,4 @@
 
 extern __typeof (memmove) __memmove_ppc attribute_hidden;
 
-#include <sysdeps/powerpc/memmove.c>
+#include <string/memmove.c>