Lines Matching refs:r0
57 neg r1, r0
58 and r0, r0, r1
59 clz r0, r0
60 rsb r0, r0, #32
65 /* Standard trick to isolate bottom bit in r0 or 0 if r0 = 0 on entry */
66 neg r1, r0
67 ands r0, r0, r1
69 * now r0 has at most one set bit, call this X
73 orrne r0, r0, r0, lsl #4 /* r0 = X * 0x11 */
74 orrne r0, r0, r0, lsl #6 /* r0 = X * 0x451 */
75 rsbne r0, r0, r0, lsl #16 /* r0 = X * 0x0450fbaf */
77 /* now lookup in table indexed on top 6 bits of r0 */
78 ldrbne r0, [r2, r0, lsr #26]
Indexes created Fri Nov 07 05:10:14 GMT 2025