fix undefined behavior in ptrace

[musl] / src / thread / microblaze / syscall_cp.s

diff --git a/src/thread/microblaze/syscall_cp.s b/src/thread/microblaze/syscall_cp.s
index c470521..b0df61c 100644 (file)
--- a/src/thread/microblaze/syscall_cp.s
+++ b/src/thread/microblaze/syscall_cp.s
@@ -1,10 +1,17 @@
+.global __cp_begin
+.hidden __cp_begin
+.global __cp_end
+.hidden __cp_end
+.global __cp_cancel
+.hidden __cp_cancel
+.hidden __cancel
 .global __syscall_cp_asm
+.hidden __syscall_cp_asm
 .type   __syscall_cp_asm,@function
 __syscall_cp_asm:
-.global __cp_begin
 __cp_begin:
        lwi     r5, r5, 0
-       bnei    r5, __cancel
+       bnei    r5, __cp_cancel
        addi    r12, r6, 0
        add     r5, r7, r0
        add     r6, r8, r0
@@ -13,7 +20,8 @@ __cp_begin:
        lwi     r9, r1, 28
        lwi     r10, r1, 32
        brki    r14, 0x8
-.global __cp_end
 __cp_end:
        rtsd    r15, 8
        nop
+__cp_cancel:
+       bri     __cancel