diff options
Diffstat (limited to 'sysdeps/i386/i486/strlen.S')
| -rw-r--r-- | sysdeps/i386/i486/strlen.S | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/sysdeps/i386/i486/strlen.S b/sysdeps/i386/i486/strlen.S index 4a25011016..d19a3457cf 100644 --- a/sysdeps/i386/i486/strlen.S +++ b/sysdeps/i386/i486/strlen.S @@ -1,6 +1,6 @@ /* strlen(str) -- determine the length of the string STR. Optimized for Intel 80x86, x>=4. - Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc. + Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 2000 Free Software Foundation, Inc. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>. This file is part of the GNU C Library. @@ -21,15 +21,16 @@ #include <sysdep.h> #include "asm-syntax.h" +#include "bp-asm.h" -/* - INPUT PARAMETERS: - str (sp + 4) -*/ +#define PARMS LINKAGE /* no space for saved regs */ +#define STR PARMS .text ENTRY (strlen) - movl 4(%esp), %ecx /* get string pointer */ + ENTER + + movl STR(%esp), %ecx movl %ecx, %eax /* duplicate it */ andl $3, %ecx /* mask alignment bits */ @@ -127,7 +128,8 @@ L(3): testb %cl, %cl /* is first byte NUL? */ jz L(2) /* yes => return pointer */ incl %eax /* increment pointer */ -L(2): subl 4(%esp), %eax /* compute difference to string start */ +L(2): subl STR(%esp), %eax /* compute difference to string start */ + LEAVE ret END (strlen) |