diff options
Diffstat (limited to 'core/thread/sem_asm.S')
-rw-r--r-- | core/thread/sem_asm.S | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/core/thread/sem_asm.S b/core/thread/sem_asm.S new file mode 100644 index 00000000..ce67471a --- /dev/null +++ b/core/thread/sem_asm.S @@ -0,0 +1,16 @@ + .globl sem_down + .type sem_down, @function +sem_down: + decl (%eax) + js __sem_down_slow + xorl %eax, %eax + ret + .size sem_down, .-sem_down + + .globl sem_up + .type sem_up, @function +sem_up: + incl (%eax) + jle __sem_up_slow + ret + .size sem_up, .-sem_up |