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author | Jeff Johnston <jjohnstn@redhat.com> | 2006-10-27 23:02:00 +0000 |
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committer | Jeff Johnston <jjohnstn@redhat.com> | 2006-10-27 23:02:00 +0000 |
commit | d384d86834955dea845a32289ddfe21f6f5cea30 (patch) | |
tree | 421bc11f52514043ea501c46ed0e56a039099182 /newlib/libc/machine/spu/strcpy.c | |
parent | c9916d6558341087dde50285ec49a0ac59f18e41 (diff) | |
download | cygnal-d384d86834955dea845a32289ddfe21f6f5cea30.tar.gz cygnal-d384d86834955dea845a32289ddfe21f6f5cea30.tar.bz2 cygnal-d384d86834955dea845a32289ddfe21f6f5cea30.zip |
2006-10-27 Joel Schopp <jschopp@austin.ibm.com>
* libc/machine/spu/memcpy.c: Override generic function with vectorized
version optimized for the cell spu.
* libc/machine/spu/memmove.c: Ditto.
* libc/machine/spu/memset.c: Ditto.
* libc/machine/spu/strcat.c: Ditto.
* libc/machine/spu/strchr.c: Ditto.
* libc/machine/spu/strcmp.c: Ditto.
* libc/machine/spu/strcpy.c: Ditto.
* libc/machine/spu/strcspn.c: Ditto.
* libc/machine/spu/strlen.c: Ditto.
* libc/machine/spu/strncat.c: Ditto.
* libc/machine/spu/strncmp.c: Ditto.
* libc/machine/spu/strncpy.c: Ditto.
* libc/machine/spu/strpbrk.c: Ditto.
* libc/machine/spu/strrchr.c: Ditto.
* libc/machine/spu/strspn.c: Ditto.
* libc/machine/spu/strxfrm.c: Ditto.
* libc/machine/spu/vec_literal.h: Add abstraction of vector literals,
removing altivec style initializers.
* libc/machine/spu/Makefile.am: Add new files to list so they build
* libc/machine/spu/Makefile.in: Regenerate from new Makefile.am
Diffstat (limited to 'newlib/libc/machine/spu/strcpy.c')
-rw-r--r-- | newlib/libc/machine/spu/strcpy.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/strcpy.c b/newlib/libc/machine/spu/strcpy.c new file mode 100644 index 000000000..4d71cf483 --- /dev/null +++ b/newlib/libc/machine/spu/strcpy.c @@ -0,0 +1,48 @@ +/* + (C) Copyright 2001,2006, + International Business Machines Corporation, + Sony Computer Entertainment, Incorporated, + Toshiba Corporation, + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the names of the copyright holders nor the names of their + contributors may be used to endorse or promote products derived from this + software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. +*/ +#include <spu_intrinsics.h> +#include <stddef.h> + +/* Copy the string pointed to by src (up to and including the /0 + * character) into the array pointed to by dest. If copy between + * two arrays that overlap, then behavior is undefined. + */ + +char * strcpy(char * __restrict__ dest, const char * __restrict__ src) +{ + /* Due to the need to support all alignment variances, this + * function can not easily be optimized. As a result, it is + * serviced using strlen and memcpy. + */ + return ((char *)memcpy((void *)dest, (const void *)src, strlen(src)+1)); +} |