Reviewed-by: tbell

Reviewed-by: alanb, tbell

Reviewed-by: erikj

Summary: favor profile data coming from outer most method
Reviewed-by: kvn, twisti

Reviewed-by: tbell

Reviewed-by: kvn

Reviewed-by: mgerdin, coleenp

Reviewed-by: coleenp, pliden

Reviewed-by: tbell

Summary: biased locking's revoke_bias locks monitor in compiled frame with eliminated lock
Reviewed-by: kvn, iveresov

Reviewed-by: dholmes, tbell

Summary: added missing check for loop padding case.
Reviewed-by: kvn, jrose

Summary: Avoid #ifs by introducing the accessor function interpreter_frame_temp_oop_addr().
Reviewed-by: kvn, twisti

Summary: Moved the test code inside INCLUDE_ALL_GCS
Reviewed-by: dholmes, stefank

Summary: Provide fast lookup of checked dependencies via hashmap
Reviewed-by: kvn, roland

Reviewed-by: sla, dholmes

Summary: Added NULL check for loopnode() in get_pre_loop_end()
Reviewed-by: kvn, roland

Summary: Fixed issues with these tests
Reviewed-by: kvn, twisti

8031752: Failed speculative optimizations should be reattempted when root of compilation is different
Summary: support for speculative traps that keep track of the root of the compilation in which a trap occurs.
Reviewed-by: kvn, twisti

Summary: Change type from float to double on block frequency, and add check for +Inf - +Inf operation
Reviewed-by: kvn, roland

Reviewed-by: erikj

Summary: Subclassed the MachSpillCopyNode with different subnodes for different spill purposes to enhance debugging / visualization
Reviewed-by: kvn, roland

Summary: Ensure appropriate min. number of compiler threads (1 for non-tiered, and 2 for tiered)
Reviewed-by: kvn

Summary: Remove dead code in Pressure::lower
Reviewed-by: kvn, roland

Summary: modified some tests to use COMPILEJAVA instead of TESTJAVA for javac and include path
Reviewed-by: dholmes, mseledtsov

Reviewed-by: mduigou, tbell

Reviewed-by: henryjen, erikj

Summary: Revert JDK-6976350 because it does not improve PLAB fragmentation. To the contrary, it tends to increase the amount of wasted space with many threads.
Reviewed-by: brutisso