6988346: 6986046 breaks tiered Summary: adjusted profiling code generation to use the new ValueStack implementation; lowered optimization level for c1_LinearScan.cpp on solaris x64. Reviewed-by: kvn, never

6988303: 6986046 breaks build with recent gcc Summary: fixes build break Reviewed-by: never, kvn

6987634: JSR 292 assert(start_bci() >= 0 && start_bci() < code_size()) failed: correct osr_bci argument Reviewed-by: never, kvn

6987763: assert(kind() == EmptyExceptionState) failed: only EmptyExceptionStates can be modified Reviewed-by: roland, kvn, iveresov

6987115: Non-tiered compilation policy creates unnecessary C1 threads Summary: Fixed NonTieredCompPolicy::compiler_count() to return correct thread count. Reviewed-by: twisti, kvn

Merge

6986046: C1 valuestack cleanup Summary: fixes an historical oddity in C1 with inlining where all of the expression stacks are kept in the topmost ValueStack instead of being in their respective ValueStacks. Reviewed-by: never Contributed-by: Christian Wimmer <cwimmer@uci.edu>

6986944: JSR 292 assert(caller_nm->is_method_handle_return(caller_frame.pc())) failed: must be MH call site Reviewed-by: never, kvn

6986028: assert(_base == Int) failed: Not an Int in CmpINode::sub Reviewed-by: kvn, twisti

6972540: sun/nio/ch/SocketChannelImpl compilation crashed when executing CompileTheWorld Reviewed-by: kvn

6982537: Crash in Node*step_through_mergemem Reviewed-by: kvn

6986270: guarantee(*bcp != Bytecodes::_monitorenter || exec_mode != Deoptimization::Unpack_exception) fails Summary: Propagate the compiler type of the deopting method to vframeArrayElement::unpack_on_stack() Reviewed-by: jrose, never