WebSVN – HelenOS – Diff – //trunk/kernel/arch/mips32/src/asm.S



.global memcpy_from_uspace_failover_address
.global memcpy_to_uspace_failover_address
memcpy:
memcpy_from_uspace:
memcpy_to_uspace:
	move	$t2,$a0			# save dst
	addiu	$v0,$a1,3
	li	$v1,-4			# 0xfffffffffffffffc
	and	$v0,$v0,$v1
	beq	$a1,$v0,3f
	move	$t0,$a0
 
 
0:
	beq	$a2,$zero,2f
	move	$a3,$zero
 

Rev 3913	Rev 4038
Line 69...	Line 69...
69	.global memcpy_from_uspace_failover_address	69	.global memcpy_from_uspace_failover_address
70	.global memcpy_to_uspace_failover_address	70	.global memcpy_to_uspace_failover_address
71	memcpy:	71	memcpy:
72	memcpy_from_uspace:	72	memcpy_from_uspace:
73	memcpy_to_uspace:	73	memcpy_to_uspace:
-		74	move $t2,$a0 # save dst
74	addiu $v0,$a1,3	75	addiu $v0,$a1,3
75	li $v1,-4 # 0xfffffffffffffffc	76	li $v1,-4 # 0xfffffffffffffffc
76	and $v0,$v0,$v1	77	and $v0,$v0,$v1
77	beq $a1,$v0,3f	78	beq $a1,$v0,3f
78	move $t0,$a0	79	move $t0,$a0
79	move $t2,$a0 # save dst	-
80		80
81	0:	81	0:
82	beq $a2,$zero,2f	82	beq $a2,$zero,2f
83	move $a3,$zero	83	move $a3,$zero
84		84

Subversion Repositories HelenOS

(root)//trunk/kernel/arch/mips32/src/asm.S – Rev 3913 → 4038