From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Lewin A.R.W. Edwards" <larwe@larwe.com>
To: ecos-discuss@sourceware.cygnus.com
Subject: Re: [ECOS] What does "Enable Thumb instructions" do?
Date: Fri, 02 Feb 2001 08:35:00 -0000
Message-id: <4.3.2.7.2.20010202112904.00a9f4a0@larwe.com>
References: <4.3.2.7.2.20010202104817.00b43cb0@larwe.com> <ww4ae85xe6d.fsf@host176.cambridge.redhat.com>
X-SW-Source: 2001-02/msg00030.html

>Lewin> Hi all, What does the option "enable thumb instructions"
>Lewin> actually do? At least for the Cirrus EDB7212 target, this ecc
>
>Probably because there has not been any incentive to test thumb on
>that platform. Look at the PID CDL to see how to deal with the option.

In 1.3.1 (and... just checked... current CVS too) it seems to just change 
the tool prefix to "thumb-elf" instead of "arm-elf", which is no longer 
supported. Also it adds the -mthumb-interwork switch.

So I guess thumb is just broken at all levels right now.

=== Lewin A.R.W. Edwards (Embedded Engineer)
Work: http://www.digi-frame.com/
Personal: http://www.zws.com/ and http://www.larwe.com/

"Und setzet ihr nicht das Leben ein,
Nie wird euch das Leben gewonnen sein."