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? -- Aurelien Jarno GPG: 1024D/F1BCDB73 aurel...@aurel32.net http://www.aurel32.net
