Merge

8086068: VM crashes with "-Xint -XX:+UseCompiler" options Summary: Prevent incompatible compiler flag combination. Reviewed-by: zmajo, kvn, ddmitriev

8153292: AllocateInstancePrefetchLines>AllocatePrefetchLines can trigger out-of-heap prefetching Summary: Set the size of the reserved TLAB area to the MAX of both flags. Reviewed-by: kvn, thartmann

8154145: Missing klass/method name in stack traces on error Reviewed-by: stefank, cjplummer

8154537: AArch64: some integer rotate instructions are never emitted Reviewed-by: aph, adinn, kvn

Merge

8153756: jdk.vm.ci should not depend on sun.misc ( jdk.unsupported module ) Reviewed-by: twisti

8153998: Masked vector post loops Summary: Masked vectorization for post loops to execute in a single iteration in place of fixup scalar loops which used to take many iterations to complete work for user loops. Reviewed-by: twisti, kvn

Merge

8154174: Improve JitTester performance Reviewed-by: iignatyev

8154135: Loop alignment may be added inside the loop body Reviewed-by: kvn, vlivanov

8153357: C2 creates incorrect cast after eliminating phi with unique input Summary: Refine C2's logic to determine the type of cast node added. Reviewed-by: kvn

8072428: Enable UseLoopCounter ergonomically if on-stack-replacement is enabled Summary: Set UseLoopCounter ergonomically if on-stack-replacement is enabled. Print warning. Reviewed-by: kvn

8153267: nmethod's exception cache not multi-thread safe Reviewed-by: aph, jcm, kvn

8151708: C1 FastTLABRefill can allocate TLABs past the end of the heap Summary: Use branch instruction that checks xcc instead of icc. Reviewed-by: kvn, thartmann