8149789: SIGSEGV in CompileTask::print Summary: Print tasks from active compile threads requires safepoint Reviewed-by: kvn

8148159: [TESTBUG] TestCompilerDirectivesCompatibility tests fails on non-tiered server VMs Summary: Add whitebox for checking available compilers Reviewed-by: kvn

8150441: CompileTask::print_impl() is broken after JDK-8146905 Summary: Timestamps should be explicitly initialized. Reviewed-by: dholmes

Merge

8148353: [linux-sparc] Crash in libawt.so on Linux SPARC Summary: gcc expects clean 32 bit int in 64 bit register on function entry Reviewed-by: kvn, dlong

8150514: C1 crashes in Canonicalizer::do_ArrayLength() after fix for JDK-8150102 Reviewed-by: thartmann, vlivanov

8148146: Integrate new internal Unsafe entry points, and basic intrinsic support for VarHandles Reviewed-by: psandoz, kvn, jrose, adinn, simonis, coleenp

8007986: GrowableArray should implement binary search Summary: binary search method for GrowableArray Reviewed-by: vlivanov, jrose

8150180: String.value contents should be trusted Reviewed-by: vlivanov, redestad, jrose, twisti

8145333: -XX:+EnableJVMCI -XX:+UseJVMCICompiler -XX:-EnableJVMCI makes JVM crash Summary: JVMCI Flags are checked for consistency after parse. Reviewed-by: twisti

Merge

8149916: Test case for 8149797 Reviewed-by: kvn

8150102: C1 should fold arraylength for constant/trusted arrays Reviewed-by: vlivanov, kvn

8148786: xml.tranform fails on x86-64 Summary: CCP computes wrong type for CountedLoop iv Phi Reviewed-by: kvn

8087341: C2 doesn't optimize redundant memory operations with G1 Summary: effect of memory barrier in post barrier is too wide Reviewed-by: kvn, aph Contributed-by: adinn <adinn@redhat.com>

Merge