Misc codegen fixes related to register promotion

The post-promotion world no longer guarantees that wide result
pairs don't overlap with source operands.  Also had to narrow
a load-elimination optimization to apply only when using
temp registers for Dalvik virtual registers.

Change-Id: I2afbbec865d5a14d46e539cce4d8b3d0e4e8880b
6 files changed
tree: c965f68c3c57750a837baf4f70fd9dc876adb082
  1. Android.mk
  2. build/
  3. oat_process/
  4. oat_runtime/
  5. src/
  6. test/
  7. tools/