ref: 78b9c2b9f2dcc79a3d5dbfadfdea8c3e8cb1fa22
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