[PATCH] ARM: Always generate the IT instruction when compiling for Thumb-2

Russell King - ARM Linux linux at arm.linux.org.uk
Wed Jan 27 17:02:23 EST 2010


On Tue, Jan 26, 2010 at 10:14:24AM +0000, Catalin Marinas wrote:
> Current behaviour is to generate the IT instruction only for Thumb-2
> code. However, the kernel helpers in entry-armv.S are compiled to ARM in
> a unified syntax file (if THUMB2_KERNEL). Recent compilers warn about
> missing IT instruction in unified assembly syntax files. The patch
> changes the "-mimplicit-it" gas option to "always".

Any downsides to this change?  Any assemblers not accepting "always"
instead of "thumb" ?



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