tree 105452ea7614b0023131d97be841115f4cebe230
parent cd6f5fe5b08dd6bcc05cbc77355593bf3540caa0
author buzbee <buzbee@google.com> 1379199871 -0700
committer buzbee <buzbee@google.com> 1379199871 -0700

Improve promotion of double-precision regs

Minor rework of the double allocation mechanism to more explicitly
manage the allocation of preserved floating point single pairs as
doubles.

Change-Id: Id9db4b0e86e5ef54a5db587f367e00efdf7e98d6