Re: [Qemu-devel] [PATCH] Added specific ARM_FEATURE for Thumb-exception enable bit

2015-09-04 Thread Mike Haben
On 03/09/15 17:58, Peter Crosthwaite wrote: Hi Mike, On Thu, Sep 3, 2015 at 2:27 AM, GitNoviceMikeH wrote: From: GitNoviceMikeH Most ARM cores switch unconditionally to ARM mode when an exception occurs; a few (Cortex) variants have a "Thumb-exception enable" bit in the system control regist

Re: [Qemu-devel] [PATCH] Added specific ARM_FEATURE for Thumb-exception enable bit

2015-09-03 Thread Peter Crosthwaite
Hi Mike, On Thu, Sep 3, 2015 at 2:27 AM, GitNoviceMikeH wrote: > From: GitNoviceMikeH > > Most ARM cores switch unconditionally to ARM mode when an exception occurs; > a few (Cortex) variants have a "Thumb-exception enable" bit in the system > control register that allows an unconditional switch

[Qemu-devel] [PATCH] Added specific ARM_FEATURE for Thumb-exception enable bit

2015-09-03 Thread GitNoviceMikeH
From: GitNoviceMikeH Most ARM cores switch unconditionally to ARM mode when an exception occurs; a few (Cortex) variants have a "Thumb-exception enable" bit in the system control register that allows an unconditional switch to Thumb mode instead when handling exceptions. The presence of this bit