[PATCH] [ARM] Fix required ISA for multiplication instructions

Joerg Sonnenberger joerg at britannica.bec.de
Sat Jan 11 19:41:04 PST 2014


On Sun, Jan 12, 2014 at 03:00:51AM +0100, Joerg Sonnenberger wrote:
> while looking at building NetBSD for older ARM ISAs, I hit the issue
> that MC belives that umlal and friends are v6+ only. There seems to be
> no reason for the complications in the matching, so just drop it.

Further analysis shows that this is likely a bug in the patterns.
Can someone with more ARM knowledge please verify the attached patch?

Joerg
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