Don't apply instance-of peephole when vDest == vSrc.

Bug: 9284898.
Also statistic to show check-cast ellision use.
Fix bug where the check-cast ellision was using wrong dex pc.
Avoid a use of DecodedInstruction.
Other formatting clean-up.

Change-Id: Ibf67941a24148b615896d0be6f2f29ce5034e53a
5 files changed
tree: 60af2a03b19e9bcca149e0519504da134d17f9ed
  1. build/
  2. jdwpspy/
  3. src/
  4. test/
  5. tools/
  6. .gitignore
  7. Android.mk