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Re: [Patch ARM Gas] - strexh/strexb warn for bad addressing modes.

From: Nick Clifton <nickc at redhat dot com>
To: James Greenhalgh <james dot greenhalgh at arm dot com>
Cc: binutils at sourceware dot org
Date: Wed, 03 Aug 2011 12:38:20 +0100
Subject: Re: [Patch ARM Gas] - strexh/strexb warn for bad addressing modes.
References: <000601cc4861$5df11510$19d33f30$@greenhalgh@arm.com> <4E32CCDE.2090505@redhat.com> <000c01cc4e04$e44ae110$ace0a330$@greenhalgh@arm.com>

Hi James,

strexh and strexb do not have writeback modes in either arm or thumb
mode. An unpatched assembler will return an error for the following
under ARM, but not for thumb.

strexh r1, r2, [r3, #0]!

Thanks - I understand now. I have applied the patch.

Cheers
  Nick

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