tree 2055f8f7035d87292e52710bae204e6e5d62caad
parent 58eea4d1c41d4783aadc7ff489029cffdbd38f78
author Jan Voung <jvoung@chromium.org> 1434413851 -0700
committer Jan Voung <jvoung@chromium.org> 1434413851 -0700

Add a basic enum for ARM InstructionSet / cpu features.

That way, we don't have to use -mattr=sse2 for ARM in
cross tests, etc.

Default to NEON for now. Also put in an entry for HW
divide in ARM mode. There's bunches of features that are
possible though, e.g.,:

https://github.com/llvm-mirror/llvm/blob/master/lib/Target/ARM/ARM.td

BUG= https://code.google.com/p/nativeclient/issues/detail?id=4076
R=stichnot@chromium.org

Review URL: https://codereview.chromium.org/1191573003.