[patch] DAG nodes IR ordering code re-factoring

[Arsenault, Matthew]

There are a bunch of style nits, mostly in the first one.

e.g. SDLoc::getIROrder() should remove the else, * on the name.

________________________________________
From: llvm-commits-bounces at cs.uiuc.edu [llvm-commits-bounces at cs.uiuc.edu] on behalf of Guo, Xiaoyi [Xiaoyi.Guo at amd.com]
Sent: Sunday, May 19, 2013 10:46 PM
To: llvm-commits at cs.uiuc.edu
Subject: [patch] DAG nodes IR ordering code re-factoring

Hi,

Please find attached a set of patches that does re-factoring of DAG node IR ordering by using a field in the DAG node object to track it IR ordering.

Please help to review them and if okay commit them.

Your help is appreciated.

Thanks,
Xiaoyi