diff options
Diffstat (limited to 'sysdeps/alpha/alphaev67/strncat.S')
| -rw-r--r-- | sysdeps/alpha/alphaev67/strncat.S | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/sysdeps/alpha/alphaev67/strncat.S b/sysdeps/alpha/alphaev67/strncat.S deleted file mode 100644 index ae3257ca42..0000000000 --- a/sysdeps/alpha/alphaev67/strncat.S +++ /dev/null @@ -1,88 +0,0 @@ -/* Copyright (C) 2000, 2001 Free Software Foundation, Inc. - Contributed by Richard Henderson <rth@tamu.edu>, 1996. - EV67 optimized by Rick Gorton <rick.gorton@alpha-processor.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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* Append no more than COUNT characters from the null-terminated string SRC - to the null-terminated string DST. Always null-terminate the new DST. */ - -#include <sysdep.h> - - .arch ev6 - .set noreorder - .text - -ENTRY(strncat) - ldgp gp, 0(pv) -#ifdef PROF - .set noat - lda AT, _mcount - jsr AT, (AT), _mcount - .set at -#endif - .prologue 1 - - mov a0, v0 # set up return value - beq a2, $zerocount # U : - /* Find the end of the string. */ - ldq_u t0, 0(a0) # L : load first quadword (a0 may be misaligned) - lda t1, -1 # E : - - insqh t1, v0, t1 # U : - andnot a0, 7, a0 # E : - nop # E : - or t1, t0, t0 # E : - - nop # E : - nop # E : - cmpbge zero, t0, t1 # E : bits set iff byte == 0 - bne t1, $found # U : - -$loop: ldq t0, 8(a0) # L : - addq a0, 8, a0 # E : - cmpbge zero, t0, t1 # E : - beq t1, $loop # U : - -$found: cttz t1, t2 # U0 : - addq a0, t2, a0 # E : - jsr t9, __stxncpy # L0 : Now do the append. - - /* Worry about the null termination. */ - - cttz t10, t2 # U0: byte offset of end-of-count. - bic a0, 7, a0 # E : word align the last write address. - zapnot t0, t8, t1 # U : was last byte a null? - nop # E : - - bne t1, 0f # U : - nop # E : - nop # E : - ret # L0 : - -0: addq t2, a0, a0 # E : address of end-of-count - stb zero, 1(a0) # L : - nop # E : - ret # L0 : - -$zerocount: - nop # E : - nop # E : - nop # E : - ret # L0 : - - END(strncat) |