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Rev 4038 | Rev 4039 | ||
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Line 70... | Line 70... | ||
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 | move $t2, $a0 # save dst |
- | 75 | ||
75 | addiu $v0,$a1,3 |
76 | addiu $v0, $a1, 3 |
76 | li $v1,-4 # 0xfffffffffffffffc |
77 | li $v1, -4 # 0xfffffffffffffffc |
77 | and $v0,$v0,$v1 |
78 | and $v0, $v0, $v1 |
78 | beq $a1,$v0,3f |
79 | beq $a1, $v0, 3f |
79 | move $t0,$a0 |
80 | move $t0, $a0 |
Line 103... | Line 104... | ||
103 | beq $t1,$zero,5f |
104 | beq $t1, $zero, 5f |
104 | move $a3,$zero |
105 | move $a3, $zero |
105 | 106 | ||
106 | move $a3,$zero |
107 | move $a3, $zero |
107 | move $a0,$zero |
108 | move $a0, $zero |
- | 109 | ||
108 | 4: |
110 | 4: |
109 | addu $v0,$a1,$a0 |
111 | addu $v0, $a1, $a0 |
110 | lw $v1,0($v0) |
112 | lw $v1, 0($v0) |
111 | addiu $a3,$a3,1 |
113 | addiu $a3, $a3, 1 |
112 | addu $v0,$t0,$a0 |
114 | addu $v0, $t0, $a0 |
Line 121... | Line 123... | ||
121 | 123 | ||
122 | sll $v0,$a3,2 |
124 | sll $v0, $a3, 2 |
123 | addu $t1,$v0,$t0 |
125 | addu $t1, $v0, $t0 |
124 | move $a3,$zero |
126 | move $a3, $zero |
125 | addu $t0,$v0,$a1 |
127 | addu $t0, $v0, $a1 |
- | 128 | ||
126 | 6: |
129 | 6: |
127 | addu $v0,$t0,$a3 |
130 | addu $v0, $t0, $a3 |
128 | lbu $a0,0($v0) |
131 | lbu $a0, 0($v0) |
129 | addu $v1,$t1,$a3 |
132 | addu $v1, $t1, $a3 |
130 | addiu $a3,$a3,1 |
133 | addiu $a3, $a3, 1 |