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-rw-r--r--libc/sysdeps/linux/arc/clone.S7
1 files changed, 1 insertions, 6 deletions
diff --git a/libc/sysdeps/linux/arc/clone.S b/libc/sysdeps/linux/arc/clone.S
index fc8dfcf2a..3942b88f7 100644
--- a/libc/sysdeps/linux/arc/clone.S
+++ b/libc/sysdeps/linux/arc/clone.S
@@ -27,10 +27,7 @@
; void *tls,
; int __user *child_tidptr)
-#define CLONE_VM 0x00000100
-#define CLONE_THREAD 0x00010000
#define CLONE_SETTLS 0x00080000
-#define CLONE_THREAD_N_VM (CLONE_THREAD | CLONE_VM)
ENTRY(clone)
cmp r0, 0 ; @fn can't be NULL
@@ -68,9 +65,7 @@ ENTRY(clone)
.Lnext_clone_quirk:
#ifdef RESET_PID
- mov_s r2, CLONE_THREAD_N_VM
- and_s r12, r12, r2
- breq r2, r12, .Lgo_thread
+ bbit1 r12, 16, .Lgo_thread ; CLONE_THREAD = (1 << 16)
mov r8, __NR_getpid
ARC_TRAP_INSN ; r0 has PID