ref: 96985d0bf8d0f0d5cebfa9e7671ea887f2bc67bc
dir: /sys/src/cmd/5a/l.s/
TEXT main(SB), $0 ADD R1,R4 ADD R1,R3,R4 ADD R1<<1,R3,R4 /* logical left */ ADD R1>>1,R3,R4 /* logical right */ ADD R1->1,R3,R4 /* arithmetic right */ ADD R1@>1,R3,R4 /* rotate right */ ADD R1<<R2,R3,R4 ADD $10,R1,R4 loop: ADD.S.NE R1,R4 BNE loop MOVW R3, CPSR MOVW R3, SPSR MOVW R3, F10 MOVW R3, (R2) MOVW R3, 10(R2) MOVW R3, name(SB) MOVW R3, name(SB)(R2) MOVW R3, name(SB)(R2) MOVW R3, (R2) MOVW R3, R1<<2(R2) MRC.EQ 3,9,R3,C5,C6,2 MRC 3,9,R3,C5,C6,2 MOVM.IA [R0,SP,R4], (R2) MOVM.DB.W (R0), [R6-R11] MOVM.DB.W (R0), [R0-R11] MOVM.S (R0), [R0-R11] // .S is supervisor space CMN $4096,R0, RET