From ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 31 Mar 2005 10:02:53 +0000 Subject: * sysdeps/unix/sysv/linux/x86_64/getcontext.S: Use functionally equivalent, but shorter instructions. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/swapcontext.S: Likewise. * sysdeps/unix/x86_64/sysdep.S: Likewise. * sysdeps/x86_64/strchr.S: Likewise. * sysdeps/x86_64/memset.S: Likewise. * sysdeps/x86_64/strcspn.S: Likewise. * sysdeps/x86_64/strcmp.S: Likewise. * sysdeps/x86_64/elf/start.S: Likewise. * sysdeps/x86_64/strspn.S: Likewise. * sysdeps/x86_64/dl-machine.h: Likewise. * sysdeps/x86_64/bsd-_setjmp.S: Likewise. * sysdeps/x86_64/bsd-setjmp.S: Likewise. * sysdeps/x86_64/strtok.S: Likewise. --- sysdeps/x86_64/strcspn.S | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'sysdeps/x86_64/strcspn.S') diff --git a/sysdeps/x86_64/strcspn.S b/sysdeps/x86_64/strcspn.S index 63af04aeab..467201388b 100644 --- a/sysdeps/x86_64/strcspn.S +++ b/sysdeps/x86_64/strcspn.S @@ -1,7 +1,8 @@ /* strcspn (str, ss) -- Return the length of the initial segment of STR which contains no characters from SS. For AMD x86-64. - Copyright (C) 1994-1997,2000,2002,2003,2004 Free Software Foundation, Inc. + Copyright (C) 1994-1997, 2000, 2002, 2003, 2004, 2005 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper . Bug fixes by Alan Modra . @@ -41,9 +42,9 @@ ENTRY (strcspn) movq %rdi, %r8 /* Save value. */ subq $256, %rsp /* Make space for 256 bytes. */ cfi_adjust_cfa_offset(256) - movq $32, %rcx /* 32*8 bytes = 256 bytes. */ + movl $32, %ecx /* 32*8 bytes = 256 bytes. */ movq %rsp, %rdi - xorq %rax, %rax /* We store 0s. */ + xorl %eax, %eax /* We store 0s. */ cld rep stosq @@ -113,7 +114,7 @@ L(5): incq %rax L(4): addq $256, %rsp /* remove skipset */ cfi_adjust_cfa_offset(-256) #if STRPBRK_P - xorq %rdx,%rdx + xorl %edx,%edx orb %cl, %cl /* was last character NUL? */ cmovzq %rdx, %rax /* Yes: return NULL */ #else -- cgit v1.2.3