llsc.s

是一个linux下面实现的非阻塞的堆

	#-----------------------------------------------------------#
	.globl load_linked
	.ent load_linked 2
load_linked:
	.option O1
	ll	$2,0($4)
	j       $31
	.end load_linked
	#------------------------------------------------------------#

	#-----------------------------------------------------------#
	.globl store_conditional
	.ent store_conditional 2
store_conditional:
	.option O1
	move	$2,$5
	sc      $2,0($4)
	j       $31
	.end store_conditional
	#------------------------------------------------------------#

        #-----------------------------------------------------------#
        .globl tts_acq
        .ent tts_acq 2
tts_acq:
        .option O1
L1:
        ll      $8,0($4)
        bnez    $8,L1
        li      $9,1
        sc      $9,0($4)
        beqz    $9,L1
        j       $31
        .end tts_acq
        #------------------------------------------------------------#

	#-----------------------------------------------------------#
	.globl tts_rel
	.ent tts_rel 2
tts_rel:
	.option O1
	sw	$0,0($4)
	j       $31
	.end tts_rel
	#------------------------------------------------------------#