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authortwinaphex2015-11-10 18:38:11 +0100
committertwinaphex2015-11-10 18:38:11 +0100
commit01cd0cf02bf5d0cf9e489d91a1eeed4ed51491cc (patch)
tree1888cfe71ab82419d8a32fa315c748f2132b3d2f /src
parent8f6996d5d5d47af4c4fcfb8173a0db2e5c2806b3 (diff)
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Move some more frivolous ASM files
Diffstat (limited to 'src')
-rw-r--r--src/strcmp.S50
-rw-r--r--src/strlen.S61
-rw-r--r--src/strncmp.S55
3 files changed, 0 insertions, 166 deletions
diff --git a/src/strcmp.S b/src/strcmp.S
deleted file mode 100644
index 57a42a7..0000000
--- a/src/strcmp.S
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Copyright (c) 2002 ARM Ltd
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. The name of the company may not be used to endorse or promote
- * products derived from this software without specific prior written
- * permission.
- *
- * THIS SOFTWARE IS PROVIDED BY ARM LTD ``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 ARM LTD 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.
- *
- * Adapted for uClibc from NetBSD strcmp.S, version 1.3 2003/04/05
- * by Erik Andersen <andersen@codepoet.org>
- */
-
- .text
- .global strcmp;
- .type strcmp,%function
- .align 4;
-
-strcmp:
-1:
- ldrb r2, [r0], #1
- ldrb r3, [r1], #1
- cmp r2, #1
- cmpcs r2, r3
- beq 1b
- sub r0, r2, r3
- //mov pc, lr
- bx lr
-
-.weak strcoll;
- strcoll = strcmp
-
diff --git a/src/strlen.S b/src/strlen.S
deleted file mode 100644
index 1faf7e2..0000000
--- a/src/strlen.S
+++ /dev/null
@@ -1,61 +0,0 @@
-/* Copyright (C) 1998 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Code contributed by Matthew Wilcox <willy@odie.barnet.ac.uk>
-
- 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. */
-
-/* size_t strlen(const char *S)
- * entry: r0 -> string
- * exit: r0 = len
- */
-
- .text
- .global strlen;
- .type strlen,%function
- .align 4;
-
-strlen:
- bic r1, r0, $3 @ addr of word containing first byte
- ldr r2, [r1], $4 @ get the first word
- ands r3, r0, $3 @ how many bytes are duff?
- rsb r0, r3, $0 @ get - that number into counter.
- beq Laligned @ skip into main check routine if no
- @ more
- orr r2, r2, $0x000000ff @ set this byte to non-zero
- subs r3, r3, $1 @ any more to do?
- orrgt r2, r2, $0x0000ff00 @ if so, set this byte
- subs r3, r3, $1 @ more?
- orrgt r2, r2, $0x00ff0000 @ then set.
-Laligned: @ here, we have a word in r2. Does it
- tst r2, $0x000000ff @ contain any zeroes?
- tstne r2, $0x0000ff00 @
- tstne r2, $0x00ff0000 @
- tstne r2, $0xff000000 @
- addne r0, r0, $4 @ if not, the string is 4 bytes longer
- ldrne r2, [r1], $4 @ and we continue to the next word
- bne Laligned @
-Llastword: @ drop through to here once we find a
- tst r2, $0x000000ff @
- addne r0, r0, $1 @
- tstne r2, $0x0000ff00 @ and add up to 3 bytes on to it
- addne r0, r0, $1 @
- tstne r2, $0x00ff0000 @ (if first three all non-zero, 4th
- addne r0, r0, $1 @ must be zero)
- //mov pc,lr
- bx lr
-
-.size strlen,.-strlen;
-
diff --git a/src/strncmp.S b/src/strncmp.S
deleted file mode 100644
index ed7c495..0000000
--- a/src/strncmp.S
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright (c) 2002 ARM Ltd
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. The name of the company may not be used to endorse or promote
- * products derived from this software without specific prior written
- * permission.
- *
- * THIS SOFTWARE IS PROVIDED BY ARM LTD ``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 ARM LTD 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.
- *
- * Adapted for uClibc from NetBSD strncmp.S, version 1.2 2003/04/05
- * by Erik Andersen <andersen@codepoet.org>
- */
-
- .text
- .global strncmp;
- .type strncmp,%function
- .align 4;
-
-strncmp:
- /* if ((len - 1) < 0) return 0 */
- subs r2, r2, #1
- movmi r0, #0
- //movmi pc, lr
- bxmi lr
-
- /* ip == last src address to compare */
- add ip, r0, r2
-1:
- ldrb r2, [r0], #1
- ldrb r3, [r1], #1
- cmp ip, r0
- cmpcs r2, #1
- cmpcs r2, r3
- beq 1b
- sub r0, r2, r3
- //mov pc, lr
- bx lr