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openmpi/opal/asm/base/MIPS.asm
2015-06-23 20:59:57 -07:00

197 строки
2.5 KiB
NASM

START_FILE
#ifdef __linux__
#include <sys/asm.h>
#else
#include <asm.h>
#endif
#include <regdef.h>
TEXT
ALIGN(8)
LEAF(opal_atomic_mb)
#ifdef __linux__
.set mips2
#endif
sync
#ifdef __linux__
.set mips0
#endif
j ra
END(opal_atomic_mb)
ALIGN(8)
LEAF(opal_atomic_rmb)
#ifdef __linux__
.set mips2
#endif
sync
#ifdef __linux__
.set mips0
#endif
j ra
END(opal_atomic_rmb)
LEAF(opal_atomic_wmb)
#ifdef __linux__
.set mips2
#endif
sync
#ifdef __linux__
.set mips0
#endif
j ra
END(opal_atomic_wmb)
LEAF(opal_atomic_cmpset_32)
.set noreorder
retry1:
#ifdef __linux__
.set mips2
#endif
ll $3, 0($4)
#ifdef __linux__
.set mips0
#endif
bne $3, $5, done1
or $2, $6, 0
#ifdef __linux__
.set mips2
#endif
sc $2, 0($4)
#ifdef __linux__
.set mips0
#endif
beqz $2, retry1
done1:
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_32)
LEAF(opal_atomic_cmpset_acq_32)
.set noreorder
retry2:
#ifdef __linux__
.set mips2
#endif
ll $3, 0($4)
#ifdef __linux__
.set mips0
#endif
bne $3, $5, done2
or $2, $6, 0
#ifdef __linux__
.set mips2
#endif
sc $2, 0($4)
#ifdef __linux__
.set mips0
#endif
beqz $2, retry2
done2:
#ifdef __linux__
.set mips2
#endif
sync
#ifdef __linux__
.set mips0
#endif
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_acq_32)
LEAF(opal_atomic_cmpset_rel_32)
.set noreorder
#ifdef __linux__
.set mips2
#endif
sync
#ifdef __linux__
.set mips0
#endif
retry3:
#ifdef __linux__
.set mips2
#endif
ll $3, 0($4)
#ifdef __linux__
.set mips0
#endif
bne $3, $5, done3
or $2, $6, 0
#ifdef __linux__
.set mips2
#endif
sc $2, 0($4)
#ifdef __linux__
.set mips0
#endif
beqz $2, retry3
done3:
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_rel_32)
#ifdef __mips64
LEAF(opal_atomic_cmpset_64)
.set noreorder
retry4:
lld $3, 0($4)
bne $3, $5, done4
or $2, $6, 0
scd $2, 0($4)
beqz $2, retry4
done4:
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_64)
LEAF(opal_atomic_cmpset_acq_64)
.set noreorder
retry5:
lld $3, 0($4)
bne $3, $5, done5
or $2, $6, 0
scd $2, 0($4)
beqz $2, retry5
done5:
sync
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_acq_64)
LEAF(opal_atomic_cmpset_rel_64)
.set noreorder
sync
retry6:
lld $3, 0($4)
bne $3, $5, done6
or $2, $6, 0
scd $2, 0($4)
beqz $2, retry6
done6:
xor $3,$3,$5
j ra
sltu $2,$3,1
.set reorder
END(opal_atomic_cmpset_rel_64)
#endif /* __mips64 */