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START_FILE
TEXT
ALIGN(4)
START_FUNC(opal_atomic_mb)
sync
blr
END_FUNC(opal_atomic_mb)
START_FUNC(opal_atomic_rmb)
lwsync
blr
END_FUNC(opal_atomic_rmb)
START_FUNC(opal_atomic_wmb)
eieio
blr
END_FUNC(opal_atomic_wmb)
START_FUNC(opal_atomic_cmpset_32)
LSYM(1) lwarx r0, 0, r3
cmpw 0, r0, r4
bne- REFLSYM(2)
stwcx. r5, 0, r3
bne- REFLSYM(1)
LSYM(2)
xor r3,r0,r4
subfic r5,r3,0
adde r3,r5,r3
blr
END_FUNC(opal_atomic_cmpset_32)
START_FUNC(opal_atomic_cmpset_acq_32)
LSYM(3) lwarx r0, 0, r3
cmpw 0, r0, r4
bne- REFLSYM(4)
stwcx. r5, 0, r3
bne- REFLSYM(3)
sync
LSYM(4)
xor r3,r0,r4
subfic r5,r3,0
adde r3,r5,r3
lwsync
blr
END_FUNC(opal_atomic_cmpset_acq_32)
START_FUNC(opal_atomic_cmpset_rel_32)
eieio
LSYM(5) lwarx r0, 0, r3
cmpw 0, r0, r4
bne- REFLSYM(6)
stwcx. r5, 0, r3
bne- REFLSYM(5)
sync
LSYM(6)
xor r3,r0,r4
subfic r5,r3,0
adde r3,r5,r3
blr
END_FUNC(opal_atomic_cmpset_rel_32)
#START_64BIT
START_FUNC(opal_atomic_cmpset_64)
stw r4,-32(r1)
stw r5,-28(r1)
stw r6,-24(r1)
stw r7,-20(r1)
ld r5,-32(r1)
ld r7,-24(r1)
LSYM(7) ldarx r9, 0, r3
cmpd 0, r9, r5
bne- REFLSYM(8)
stdcx. r7, 0, r3
bne- REFLSYM(7)
LSYM(8)
xor r3,r5,r9
subfic r5,r3,0
adde r3,r5,r3
blr
END_FUNC(opal_atomic_cmpset_64)
START_FUNC(opal_atomic_cmpset_acq_64)
stw r4,-32(r1)
stw r5,-28(r1)
stw r6,-24(r1)
stw r7,-20(r1)
ld r5,-32(r1)
ld r7,-24(r1)
LSYM(9) ldarx r9, 0, r3
cmpd 0, r9, r5
bne- REFLSYM(10)
stdcx. r7, 0, r3
bne- REFLSYM(9)
LSYM(10)
xor r3,r5,r9
subfic r5,r3,0
adde r3,r5,r3
blr
lwsync
blr
END_FUNC(opal_atomic_cmpset_acq_64)
START_FUNC(opal_atomic_cmpset_rel_64)
stw r4,-32(r1)
stw r5,-28(r1)
stw r6,-24(r1)
stw r7,-20(r1)
ld r5,-32(r1)
ld r7,-24(r1)
eieio
LSYM(11) ldarx r9, 0, r3
cmpd 0, r9, r5
bne- REFLSYM(12)
stdcx. r7, 0, r3
bne- REFLSYM(11)
LSYM(12)
xor r3,r5,r9
subfic r5,r3,0
adde r3,r5,r3
blr
lwsync
blr
END_FUNC(opal_atomic_cmpset_rel_64)
#END_64BIT
START_FUNC(opal_atomic_add_32)
LSYM(13) lwarx r0, 0, r3
add r0, r4, r0
stwcx. r0, 0, r3
bne- REFLSYM(13)
mr r3,r0
blr
END_FUNC(opal_atomic_add_32)
START_FUNC(opal_atomic_sub_32)
LSYM(14) lwarx r0,0,r3
subf r0,r4,r0
stwcx. r0,0,r3
bne- REFLSYM(14)
mr r3,r0
blr
END_FUNC(opal_atomic_sub_32)
START_FUNC(opal_sys_timer_get_cycles)
LSYM(15)
mftbu r0
mftb r11
mftbu r2
cmpw cr7,r2,r0
bne+ cr7,REFLSYM(15)
li r4,0
li r9,0
or r3,r2,r9
or r4,r4,r11
blr
END_FUNC(opal_sys_timer_get_cycles)
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