Thumb-2: Implement the unified arch/arm/lib functions

This patch adds the ARM/Thumb-2 unified support for the arch/arm/lib/*
files.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>



diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S
index 1425e78..faa7748 100644
--- a/arch/arm/lib/div64.S
+++ b/arch/arm/lib/div64.S
@@ -177,7 +177,9 @@
 	mov	yh, xh, lsr ip
 	mov	yl, xl, lsr ip
 	rsb	ip, ip, #32
-	orr	yl, yl, xh, lsl ip
+ ARM(	orr	yl, yl, xh, lsl ip	)
+ THUMB(	lsl	xh, xh, ip		)
+ THUMB(	orr	yl, yl, xh		)
 	mov	xh, xl, lsl ip
 	mov	xh, xh, lsr ip
 	mov	pc, lr