diff options
Diffstat (limited to 'sysdeps/i386/strspn.S')
| -rw-r--r-- | sysdeps/i386/strspn.S | 67 |
1 files changed, 66 insertions, 1 deletions
diff --git a/sysdeps/i386/strspn.S b/sysdeps/i386/strspn.S index e1c109e590..c061438a0f 100644 --- a/sysdeps/i386/strspn.S +++ b/sysdeps/i386/strspn.S @@ -1,7 +1,7 @@ /* strcspn (str, ss) -- Return the length of the initial segment of STR which contains only characters from SS. For Intel 80x86, x>=3. - Copyright (C) 1994-1997, 2000, 2003 Free Software Foundation, Inc. + Copyright (C) 1994-1997, 2000, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu> Bug fixes by Alan Modra <Alan@SPRI.Levels.UniSA.Edu.Au> @@ -46,69 +46,133 @@ ENTRY (BP_SYM (strspn)) xorl %ecx, %ecx /* %ecx = 0 !!! */ pushl %ecx /* make a 256 bytes long block filled with 0 */ + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl %ecx + cfi_adjust_cfa_offset (4) pushl $0 /* These immediate values make the label 2 */ + cfi_adjust_cfa_offset (4) pushl $0 /* to be aligned on a 16 byte boundary to */ + cfi_adjust_cfa_offset (4) pushl $0 /* get a better performance of the loop. */ + cfi_adjust_cfa_offset (4) pushl $0 + cfi_adjust_cfa_offset (4) pushl $0 + cfi_adjust_cfa_offset (4) pushl $0 + cfi_adjust_cfa_offset (4) /* For understanding the following code remember that %ecx == 0 now. Although all the following instruction only modify %cl we always @@ -172,6 +236,7 @@ L(6): incl %eax L(5): incl %eax L(4): addl $256, %esp /* remove stopset */ + cfi_adjust_cfa_offset (-256) CHECK_BOUNDS_HIGH (%eax, STR(%esp), jb) subl %edx, %eax /* we have to return the number of valid characters, so compute distance to first |