Files
bionic/libc/arch-x86/syscalls/futex.S
Narayan Kamath 75c55ff84e Revert "Lose the hand-written futex assembler."
This reverts commit ced906c849.

Causes issues on art / dalvik due to a broken return value
check and other undiagnosed issues.

bug: 15195455

Change-Id: I5d6bbb389ecefb0e33a5237421a9d56d32a9317c
2014-05-28 18:03:01 +00:00

43 lines
869 B
ArmAsm

/* Generated by gensyscalls.py. Do not edit. */
#include <private/bionic_asm.h>
ENTRY(futex)
pushl %ebx
pushl %ecx
pushl %edx
pushl %esi
pushl %edi
pushl %ebp
.cfi_def_cfa_offset 24
.cfi_rel_offset ebx, 0
.cfi_rel_offset ecx, 4
.cfi_rel_offset edx, 8
.cfi_rel_offset esi, 12
.cfi_rel_offset edi, 16
.cfi_rel_offset ebp, 20
mov 28(%esp), %ebx
mov 32(%esp), %ecx
mov 36(%esp), %edx
mov 40(%esp), %esi
mov 44(%esp), %edi
mov 48(%esp), %ebp
movl $__NR_futex, %eax
int $0x80
cmpl $-MAX_ERRNO, %eax
jb 1f
negl %eax
pushl %eax
call __set_errno
addl $4, %esp
orl $-1, %eax
1:
popl %ebp
popl %edi
popl %esi
popl %edx
popl %ecx
popl %ebx
ret
END(futex)