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.syntax unified
.text
.global __a_barrier_dummy
.hidden __a_barrier_dummy
.type __a_barrier_dummy,%function
__a_barrier_dummy:
bx lr
.global __a_barrier_oldkuser
.hidden __a_barrier_oldkuser
.type __a_barrier_oldkuser,%function
__a_barrier_oldkuser:
push {r0,r1,r2,r3,ip,lr}
mov r1,r0
mov r2,sp
ldr ip,=0xffff0fc0
bl 1f
pop {r0,r1,r2,r3,ip,lr}
bx lr
1: bx ip
.global __a_barrier_v6
.hidden __a_barrier_v6
.type __a_barrier_v6,%function
__a_barrier_v6:
.arch armv6t2
mcr p15,0,r0,c7,c10,5
bx lr
.global __a_barrier_v7
.hidden __a_barrier_v7
.type __a_barrier_v7,%function
__a_barrier_v7:
.arch armv7-a
dmb ish
bx lr
.global __a_cas_dummy
.hidden __a_cas_dummy
.type __a_cas_dummy,%function
__a_cas_dummy:
mov r3,r0
ldr r0,[r2]
subs r0,r3,r0
streq r1,[r2]
bx lr
.global __a_cas_v6
.hidden __a_cas_v6
.type __a_cas_v6,%function
__a_cas_v6:
.arch armv6t2
mov r3,r0
mcr p15,0,r0,c7,c10,5
1: ldrex r0,[r2]
subs r0,r3,r0
strexeq r0,r1,[r2]
teqeq r0,#1
beq 1b
mcr p15,0,r0,c7,c10,5
bx lr
.global __a_cas_v7
.hidden __a_cas_v7
.type __a_cas_v7,%function
__a_cas_v7:
.arch armv7-a
mov r3,r0
dmb ish
1: ldrex r0,[r2]
subs r0,r3,r0
strexeq r0,r1,[r2]
teqeq r0,#1
beq 1b
dmb ish
bx lr
.global __a_gettp_cp15
.hidden __a_gettp_cp15
.type __a_gettp_cp15,%function
__a_gettp_cp15:
mrc p15,0,r0,c13,c0,3
bx lr
/* Tag this file with minimum ISA level so as not to affect linking. */
.object_arch armv4t
.eabi_attribute 6,2
.data
.align 2
.global __a_barrier_ptr
.hidden __a_barrier_ptr
__a_barrier_ptr:
.word __a_barrier_dummy
.global __a_cas_ptr
.hidden __a_cas_ptr
__a_cas_ptr:
.word __a_cas_dummy
.global __a_gettp_ptr
.hidden __a_gettp_ptr
__a_gettp_ptr:
.word __a_gettp_cp15
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