158 строки
2.7 KiB
NASM
158 строки
2.7 KiB
NASM
START_FILE
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TEXT
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ALIGN(4)
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START_FUNC(opal_atomic_mb)
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sync
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blr
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END_FUNC(opal_atomic_mb)
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START_FUNC(opal_atomic_rmb)
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lwsync
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blr
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END_FUNC(opal_atomic_rmb)
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START_FUNC(opal_atomic_wmb)
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eieio
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blr
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END_FUNC(opal_atomic_wmb)
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START_FUNC(opal_atomic_cmpset_32)
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LSYM(1) lwarx r0, 0, r3
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cmpw 0, r0, r4
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bne- REFLSYM(2)
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stwcx. r5, 0, r3
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bne- REFLSYM(1)
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LSYM(2)
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cmpw cr7,r0,r4
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mfcr r3
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rlwinm r3,r3,31,1
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blr
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END_FUNC(opal_atomic_cmpset_32)
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START_FUNC(opal_atomic_cmpset_acq_32)
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mflr r0
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std r29,-24(r1)
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std r0,16(r1)
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stdu r1,-144(r1)
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bl REFGSYM(opal_atomic_cmpset_32)
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mr r29,r3
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bl REFGSYM(opal_atomic_rmb)
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mr r3,r29
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addi r1,r1,144
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ld r0,16(r1)
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mtlr r0
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ld r29,-24(r1)
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blr
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END_FUNC(opal_atomic_cmpset_acq_32)
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START_FUNC(opal_atomic_cmpset_rel_32)
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mflr r0
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std r27,-40(r1)
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std r28,-32(r1)
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std r29,-24(r1)
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std r0,16(r1)
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stdu r1,-160(r1)
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mr r29,r3
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mr r28,r4
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mr r27,r5
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bl REFGSYM(opal_atomic_wmb)
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mr r3,r29
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mr r4,r28
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mr r5,r27
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bl REFGSYM(opal_atomic_cmpset_32)
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addi r1,r1,160
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ld r0,16(r1)
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mtlr r0
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ld r27,-40(r1)
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ld r28,-32(r1)
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ld r29,-24(r1)
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blr
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END_FUNC(opal_atomic_cmpset_rel_32)
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START_FUNC(opal_atomic_cmpset_64)
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LSYM(3) ldarx r0, 0, r3
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cmpd 0, r0, r4
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bne- REFLSYM(4)
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stdcx. r5, 0, r3
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bne- REFLSYM(3)
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LSYM(4)
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xor r3,r4,r0
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subfic r5,r3,0
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adde r3,r5,r3
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blr
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END_FUNC(opal_atomic_cmpset_64)
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START_FUNC(opal_atomic_cmpset_acq_64)
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LSYM(7) ldarx r0, 0, r3
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cmpd 0, r0, r4
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bne- REFLSYM(8)
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stdcx. r5, 0, r3
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bne- REFLSYM(7)
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LSYM(8)
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lwsync
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xor r3,r4,r0
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subfic r5,r3,0
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adde r3,r5,r3
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blr
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END_FUNC(opal_atomic_cmpset_acq_64)
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START_FUNC(opal_atomic_cmpset_rel_64)
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eieio
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LSYM(9) ldarx r0, 0, r3
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cmpd 0, r0, r4
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bne- REFLSYM(10)
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stdcx. r5, 0, r3
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bne- REFLSYM(9)
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LSYM(10)
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xor r3,r4,r0
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subfic r5,r3,0
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adde r3,r5,r3
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blr
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END_FUNC(opal_atomic_cmpset_rel_64)
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START_FUNC(opal_atomic_add_32)
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LSYM(5) lwarx r0, 0, r3
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add r0, r4, r0
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stwcx. r0, 0, r3
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bne- REFLSYM(5)
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mr r3,r0
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blr
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END_FUNC(opal_atomic_add_32)
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START_FUNC(opal_atomic_sub_32)
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LSYM(6) lwarx r0,0,r3
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subf r0,r4,r0
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stwcx. r0,0,r3
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bne- REFLSYM(6)
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mr r3,r0
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blr
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END_FUNC(opal_atomic_sub_32)
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START_FUNC(opal_sys_timer_get_cycles)
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LSYM(11)
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mftbu r2
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rldicl r2,r2,0,32
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mftb r0
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rldicl r9,r0,0,32
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mftbu r0
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rldicl r0,r0,0,32
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cmpw cr7,r0,r2
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bne cr7,REFLSYM(11)
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sldi r3,r0,32
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or r3,r3,r9
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blr
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END_FUNC(opal_sys_timer_get_cycles)
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