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Makefile.inc
(245 B)
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bcmp.S
(2.2 KB)
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bcopy.S
(2.82 KB)
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bzero.S
(2.56 KB)
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ffs.S
(2.21 KB)
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memcmp.S
(2.56 KB)
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memcpy.S
(84 B)
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memmove.S
(84 B)
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memset.S
(2.8 KB)
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strcat.S
(3.11 KB)
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strchr.S
(2.38 KB)
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strcmp.S
(3.09 KB)
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strcpy.S
(2.72 KB)
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strncmp.S
(4.06 KB)
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strrchr.S
(2.41 KB)
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swab.S
(2.82 KB)
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wcschr.S
(2.24 KB)
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wcscmp.S
(2.3 KB)
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wcslen.S
(2.05 KB)
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wmemchr.S
(2.74 KB)
Editing: wmemchr.S
/*- * Copyright (c) 2003 Tim J. Robbins. * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <machine/asm.h> __FBSDID("$FreeBSD$"); /* * wchar_t * * wmemchr(const wchar_t *buf, wchar_t c, size_t n) -- * Search the wide character array `buf', which has length `n', * the character `c', return a pointer to it if found, or NULL on * failure. */ ENTRY(wmemchr) pushl %edi pushl %ebx movl 12(%esp),%edi /* Buffer */ movl 16(%esp),%eax /* Wide character */ movl 20(%esp),%ecx /* Length of buffer */ /* * Search in chunks of 8 wide characters (32 bytes). */ movl %ecx,%ebx shrl $3,%ecx jz small .p2align 4,0x90 bigloop:cmpl %eax,(%edi) je found cmpl %eax,4(%edi) je found4 cmpl %eax,8(%edi) je found8 cmpl %eax,12(%edi) je found12 cmpl %eax,16(%edi) je found16 cmpl %eax,20(%edi) je found20 cmpl %eax,24(%edi) je found24 cmpl %eax,28(%edi) je found28 leal 32(%edi),%edi decl %ecx jnz bigloop jmp small found: movl %edi,%eax popl %ebx popl %edi ret found4: leal 4(%edi),%edi jmp found found8: leal 8(%edi),%edi jmp found found12:leal 12(%edi),%edi jmp found found16:leal 16(%edi),%edi jmp found found20:leal 20(%edi),%edi jmp found found24:leal 24(%edi),%edi jmp found found28:leal 28(%edi),%edi jmp found /* * Search remaining part of string. */ small: movl %ebx,%ecx andl $7,%ecx jz no .p2align 2,0x90 smltop: cmpl %eax,(%edi) je found leal 4(%edi),%edi decl %ecx jnz smltop no: xorl %eax,%eax popl %ebx popl %edi ret END(wmemchr) .section .note.GNU-stack,"",%progbits
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