Lines Matching refs:r4
45 * r4 - source address
61 mr %r3, %r4
62 mr %r4, %r6
70 cmpw %r4, %r8 /* Branch to reverse if */
75 addi %r4, %r4, -4 /* Back up src and dst pointers */
82 lwzu %r7, 4(%r4) /* Preload first word */
88 lwzu %r7, 4(%r4) /* Load a new word */
95 lwzu %r6, 4(%r4) /* Load another word */
112 lbzu %r6, 4(%r4) /* 1st byte: update addr by 4 */
118 lbzu %r6, 1(%r4) /* But handle the rest by */
129 add %r4, %r4, %r5 /* Work from end to beginning */
137 lwzu %r7, -4(%r4) /* Preload first word */
142 lwzu %r7, -4(%r4) /* Load a new word */
150 lwzu %r6, -4(%r4) /* Load another word */
171 lbzu %r6, -1(%r4) /* Handle the rest, byte by */
Indexes created Wed Oct 15 16:09:53 GMT 2025