diff options
Diffstat (limited to 'mdk-stage1/dietlibc/i386/__testandset.S')
-rw-r--r-- | mdk-stage1/dietlibc/i386/__testandset.S | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/i386/__testandset.S b/mdk-stage1/dietlibc/i386/__testandset.S new file mode 100644 index 000000000..af7b4d5a0 --- /dev/null +++ b/mdk-stage1/dietlibc/i386/__testandset.S @@ -0,0 +1,8 @@ +.text +.global __testandset +__testandset: + xorl %eax, %eax + movl 0x4(%esp),%edx + incl %eax + xchgl %eax,(%edx) + ret |