On Fri, Dec 18, 2009 at 11:05 PM, Aurelien Jarno <aurel...@aurel32.net>wrote:
> On Fri, Dec 18, 2009 at 10:32:37PM +0100, Marc Andre Tanner wrote: > > On Tue, Dec 01, 2009 at 09:41:43PM +0100, Filip Navara wrote: > > > While most of the ARMv5 instructions are backward compatible with > ARMv4, there > > > are few important differences. Most notably the stack pop and load > instructions > > > ignore the lowest bit, which is used by ARMv5 to switch to Thumb mode. > A > > > base-updated data-abort model is used on ARM7TDMI, CP15 coprocessor is > not > > > present and several instructions of later architectures are not > implemented. > > > > > > This patch introduces flags for the V5, CP15 and ABORT_BU (base-updated > abort > > > model) features. When V5 feature is not set the bit 0 on POP, LD and > LDM of PC > > > register is ignored and doesn't swith to/from Thumb mode and several > > > instructions are treated as unimplemented (BLX, PLD, BKPT, LDRD, STRD). > > > > > > Added are processor definitions for ARM7TDMI and ARM920T. > > > > > > Based on patches by Ulrich Hecht <u...@suse.de> and Vincent Sanders < > vi...@kyllikki.org>. > > > > Could someone please review + apply this patch, bonus points if it ends > > up in 0.12. > > > > ARM stuff is usually reviewed by Paul Brook. Paul, do you plan to review > it, or should I do it? > > I would appreciate at least some progress on this patch. A "no, because..." would be fine with me too. Best regards, Filip Navara
