remove non-working pre-armv4t support from arm asm

[musl] / arch / arm / src / arm / atomics.s

diff --git a/arch/arm/src/arm/atomics.s b/arch/arm/src/arm/atomics.s
index f241cc0..ecf3f05 100644 (file)
--- a/arch/arm/src/arm/atomics.s
+++ b/arch/arm/src/arm/atomics.s
@@ -11,8 +11,6 @@ __a_barrier:
 .global __a_barrier_dummy
 .hidden __a_barrier_dummy
 __a_barrier_dummy:
-       tst lr,#1
-       moveq pc,lr
        bx lr
 .global __a_barrier_oldkuser
 .hidden __a_barrier_oldkuser
@@ -24,8 +22,6 @@ __a_barrier_oldkuser:
        mov lr,pc
        mov pc,ip
        pop {r0,r1,r2,r3,ip,lr}
-       tst lr,#1
-       moveq pc,lr
        bx lr
 .global __a_barrier_v6
 .hidden __a_barrier_v6
@@ -53,8 +49,6 @@ __a_cas_dummy:
        ldr r0,[r2]
        subs r0,r3,r0
        streq r1,[r2]
-       tst lr,#1
-       moveq pc,lr
        bx lr
 .global __a_cas_v6
 .hidden __a_cas_v6