don't try and get override for StableOptionValues
Split code cache stats for the different compilers

--HG--
extra : rebase_source : 8295f30c0e004ca970ff07079d635e843d62a326
Clarify unsigned test in IntegerStamp(kind)

--HG--
extra : rebase_source : 320283d49a3f70d23d1320debd087eb93b854a6b
Fix some more problems in StampTool.add and simplify the overflow condition
Add more tests to IntegerStampTest and split them into independent methods

--HG--
extra : rebase_source : 2acb4947d48794c3aa7154844a6feb5678b801b2
AOTTest: use scoped option value

--HG--
extra : rebase_source : 9af056cbd230176238f71ef6f2a302e5713aefaf
extra : amend_source : 54f14f792621e73f52c39fa338b454747d0fdf9e
Finalize fields
Merge
Merge
added a histogram to OptionValue (enabled by -Dgraal.showOptionValueReadsHistogram=true) to see which options are most frequently read
moved a number of options to be declared closer to usage and cached some heavily accessed options in fields
integrated auto-formatting changes
commented choice of data structure in NodeClass.addGraphDuplicate()
abstracted a graph mark as a Mark object (hiding the node index)
added graph compression (GRAAL-571)
LIRGenerator: don't create end-of-block JumpOps for blocks that end in a FallThroughOp with a target
mx.run should support streams for out/err even if there is no timeout

--HG--
extra : rebase_source : 73b44c0eaec57fa3eece64a3cde2d0787e57d6a4
fix possible NPE in TruffleCompiler with TraceTruffleCompilation and background compilation enabled.

With background compilation, the installed code can already be invalidated when compiledMethod.getCode() is called, in which case it returns null.

--HG--
extra : rebase_source : 87962fb4d828db6cd8f901719ad4734a4a45b6d5
AssumptionValidAssumption: implement equals() and hashCode() to avoid duplicate registration.

--HG--
extra : rebase_source : 6528340c42d7dfde17d031b27ae2d994711685f9
Truffle Node class refactoring.

--HG--
extra : rebase_source : 379c7381c83233e0ac6439d41cd8a7cbe11e8a1b
mx sl: change vm args syntax

--HG--
extra : rebase_source : e5435d98e9b5d3a22289eaad16f58f39632a0cff