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Fix x32 sched_getcpu.S error code

This commit is contained in:
H.J. Lu 2012-05-23 06:48:05 -07:00
parent c26705334c
commit 1c87aba0f2
2 changed files with 14 additions and 4 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2012-05-23 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/unix/sysv/linux/x86_64/x32/sched_getcpu.S: Rearrange
code so that pseudo_end is just ret and the stack pointer is
correct also for static library in error case.
2012-05-23 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/powerpc/chown.c: Add comment suggesting

12
sysdeps/unix/sysv/linux/x86_64/x32/sched_getcpu.S
View File

@ -33,14 +33,18 @@ ENTRY (sched_getcpu)
call __getcpu
/* Local variable is result if the call is successful. */
mov (%rsp), %edx
/* Restore stack pointer before we might jump to
SYSCALL_ERROR_LABEL which returns to the caller. */
add $0x8, %esp
cfi_adjust_cfa_offset(-8)
cmp $-4095, %eax
jae SYSCALL_ERROR_LABEL
mov (%rsp), %eax
mov %edx, %eax
L(pseudo_end):
add $0x8, %esp
cfi_adjust_cfa_offset(-8)
ret
PSEUDO_END(sched_getcpu)
#endif