ack/mach/arm/libem/los.s

28 lines
323 B
ArmAsm
Raw Permalink Normal View History

1988-02-18 10:08:42 +00:00
.define .los
.sect .text
.los: LDMFD R12<,{R0,R1}
CMP R0, #8
BGE 2F
CMP R0,#1
LDR.EQ.B R2,[R1]
CMP R0,#4
LDR.EQ R2,[R1]
CMP R0,#2
BNE 1F
LDR.EQ.B R2,[R1]
LDR.EQ.B R3,[R1,#1]
ADD R2,R2,R3,LSL #8
1:
STMFD R12<,{R2}
BAL 3F
2:
SUB R0,R0,#4
LDR R11,[R1,R0]
STMFD R12<,{R11}
CMP R0,#0
BNE 2B
3:
MOV R15,R14