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Diffstat (limited to 'newlib/libc/machine/spu/straddr.h')
-rw-r--r--newlib/libc/machine/spu/straddr.h75
1 files changed, 0 insertions, 75 deletions
diff --git a/newlib/libc/machine/spu/straddr.h b/newlib/libc/machine/spu/straddr.h
deleted file mode 100644
index 3de594df6..000000000
--- a/newlib/libc/machine/spu/straddr.h
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- (C) Copyright 2008
- International Business Machines 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 "vec_literal.h"
-
-/*
- * Supply the inline _straddr for use by strncpy and strncat.
-*
-* _straddr: search the string s, and return the address of the first byte
-* containing zero.
-*/
-static inline char *_straddr(const char *s)
-{
- unsigned int cnt, cmp, skip, mask;
- vec_uchar16 *ptr, data;
-
- /*
- * Compensate for unaligned strings.
- */
- ptr = (vec_uchar16 *)s; /* implicit (s & ~0xf) */
- skip = (unsigned int)(ptr) & 0xf;
- /*
- * skip the first skip bytes starting at (s & ~0xf).
- */
- mask = 0xFFFF >> skip;
-
- data = *ptr;
- cmp = spu_extract(spu_gather(spu_cmpeq(data, 0)), 0);
- cmp &= mask;
-
- cnt = spu_extract(spu_cntlz(spu_promote(cmp, 0)), 0);
-
- while (cnt == 32) {
- data = *++ptr;
- cnt = spu_extract(spu_cntlz(spu_gather(spu_cmpeq(data, 0))), 0);
- /*
- * The first 16 bits for gather on a byte vector are zero, so if cnt
- * is 32, none of the 16 bytes in data was zero. And, there are (cnt -
- * 16) non-zero bytes in data.
- */
- }
- /*
- * The first non-zero byte is at ptr aligned down plus the number of
- * non-zero bytes seen.
- */
- return ((char*) (((int) ptr & ~0xf) + (cnt - 16)));
-}