Lines Matching refs:r3
57 andi. r4,r3,0x03 ; test alignment first
58 mr r9,r3 ; store the original address for later use....
63 subi r3,r3,0x04 ; pre-decrement r3 for the lwzu
68 lwzu r8,4(r3) ; get the first 4 bytes and increment address
83 subf r3,r9,r3 ; start to compute string length
87 add r3,r3,r7 ; add in nonzero bytes in last word
93 ; r3 = address
94 ; r9 = original address (still same as r3)
97 lbz r5,0(r3) ; get the first byte...
99 addi r3,r3,1 ; increment address
100 addi r6,r9,1 ; now r6==r3
105 lbz r5,0(r3) ; get the next byte...
106 addi r3,r3,1 ; increment address
111 lbz r5,0(r3) ; get the next byte...
112 addi r3,r3,1 ; increment address
116 sub r3,r3,r6 ; get string length (0, 1, or 2)