[ARM] Remove LOADREGS macro

As for RETINSTR, LOADREGS is a left-over from the 26-bit days.
Remove it.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/lib/csumipv6.S b/arch/arm/lib/csumipv6.S
index 7065a20..9621469 100644
--- a/arch/arm/lib/csumipv6.S
+++ b/arch/arm/lib/csumipv6.S
@@ -28,5 +28,5 @@
 		adcs	r0, r0, r3
 		adcs	r0, r0, r2
 		adcs	r0, r0, #0
-		LOADREGS(fd, sp!, {pc})
+		ldmfd	sp!, {pc}