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Diffstat (limited to 'sysdeps/i386/strrchr.S')
-rw-r--r--sysdeps/i386/strrchr.S16
1 files changed, 4 insertions, 12 deletions
diff --git a/sysdeps/i386/strrchr.S b/sysdeps/i386/strrchr.S
index 98c0c08bd0..0fd95b54f5 100644
--- a/sysdeps/i386/strrchr.S
+++ b/sysdeps/i386/strrchr.S
@@ -1,6 +1,6 @@
/* strrchr (str, ch) -- Return pointer to last occurrence of CH in STR.
For Intel 80x86, x>=3.
- Copyright (C) 1994-1997, 2000, 2003, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1994-1997, 2000, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>
Some optimisations by Alan Modra <Alan@SPRI.Levels.UniSA.Edu.Au>
@@ -35,14 +35,10 @@ ENTRY (BP_SYM (strrchr))
ENTER
pushl %edi /* Save callee-safe registers used here. */
- cfi_adjust_cfa_offset (4)
- cfi_rel_offset (edi, 0)
pushl %esi
- cfi_adjust_cfa_offset (4)
xorl %eax, %eax
movl STR(%esp), %esi
- cfi_rel_offset (esi, 0)
movl CHR(%esp), %ecx
CHECK_BOUNDS_LOW (%esi, STR(%esp))
@@ -303,20 +299,20 @@ L(21): addl $4, %esi
returned. */
L(20): cmpb %cl, %dl /* is first byte == C? */
- jne L(24) /* no => skip */
+ jne L(24) /* no => skip */
movl %esi, %eax /* store address as result */
L(24): testb %dl, %dl /* is first byte == NUL? */
jz L(2) /* yes => return */
cmpb %cl, %dh /* is second byte == C? */
- jne L(25) /* no => skip */
+ jne L(25) /* no => skip */
leal 1(%esi), %eax /* store address as result */
L(25): testb %dh, %dh /* is second byte == NUL? */
jz L(2) /* yes => return */
shrl $16,%edx /* make upper bytes accessible */
cmpb %cl, %dl /* is third byte == C */
- jne L(26) /* no => skip */
+ jne L(26) /* no => skip */
leal 2(%esi), %eax /* store address as result */
L(26): testb %dl, %dl /* is third byte == NUL */
jz L(2) /* yes => return */
@@ -328,11 +324,7 @@ L(26): testb %dl, %dl /* is third byte == NUL */
L(2): CHECK_BOUNDS_HIGH (%eax, STR(%esp), jb)
RETURN_BOUNDED_POINTER (STR(%esp))
popl %esi /* restore saved register content */
- cfi_adjust_cfa_offset (-4)
- cfi_restore (esi)
popl %edi
- cfi_adjust_cfa_offset (-4)
- cfi_restore (edi)
LEAVE
RET_PTR