Merge

8143307: Crash in C2 local code motion Reviewed-by: kvn

Merge

8143616: Cleanup: Remove unused PrintNMethodsAtLevel flag Summary: Remove the unused PrintNMethodsAtLevel flag. Reviewed-by: roland

8143208: compiler/c1/6855215/Test6855215.java supports_sse2() failed Summary: Check that SSE is enabled before using SSE instructions in string-related intrinsics. Make the UseSSE42Intrinsics dependent on UseSSE >= 4. Reviewed-by: kvn

8143067: aarch64: guarantee failure in javac Summary: Fix adrp going out of range during code relocation Reviewed-by: aph, kvn

8143012: CRC32 Intrinsics support on SPARC Reviewed-by: kvn, roland Contributed-by: ahmed.khawaja@oracle.com

8140390: Char stores/loads accessing byte arrays must be marked as unmatched Summary: Mark unmatched char stores/loads emitted by CompactStrings. Reviewed-by: roland, vlivanov, jrose

8142980: SKX SpecJvm2008 - Derby Summary: Fix EVEX and AVX512 problems found by testing on 64-bit SKX and KNL EVEX enabled platforms. Reviewed-by: iveresov, kvn, vlivanov

8141551: C2 can not handle returns with inccompatible interface arrays Reviewed-by: kvn

8138895: C1: PPC64 Port needs special register for Locks in synchronization code Reviewed-by: vlivanov, goetz

8138892: C1: Improve counter overflow checking Reviewed-by: iveresov, goetz, twisti, vlivanov

8134579: [TESTBUG] Some bmi tests fail if can_access_local_variables is on. Summary: Others fail because of uncommon trap. Also fix test file names. Reviewed-by: vlivanov

8143180: Internal Error in src/cpu/ppc/vm/macroAssembler_ppc.cpp:4287 Summary: Fix ppc64 issue after 8141133. Reviewed-by: simonis, goetz

8143151: [JVMCI] assertion for allocation of "too many" CompileTasks must take JVMCI into account Reviewed-by: iignatyev, twisti Contributed-by: Doug Simon <doug.simon@oracle.com>

8141330: [JVMCI] avoid deadlock between application thread and JVMCI compiler thread under -Xbatch Reviewed-by: twisti Contributed-by: Doug Simon <doug.simon@oracle.com>

8139595: MethodHandles::remove_dependent_nmethod is not MT safe Reviewed-by: jrose, coleenp

8141137: C2 fails rematerializing nodes using flag registers. Summary: Don't rem. if input stretches several live ranges. If rem., don't add SpillCopy on RegFlags edge. Reviewed-by: kvn, vlivanov

Merge

8142511: [JVMCI] must eagerly initialize classes with static fields accessed by JVMCI native code Reviewed-by: twisti Contributed-by: Doug Simon <doug.simon@oracle.com>

8141585: CompilerDirectivesDCMDTest intermittently SEGVs in MethodMatcher::matcher Summary: Missing methodHandle and read before lock Reviewed-by: twisti

8141424: [Testbug] CompilerDirectivesDCMDTest.java testing flag that is missing in product builds Summary: Test a flag that is in all builds instead Reviewed-by: roland

8142386: Octane crashes with assert(is_Load()) Summary: Unsafe access to an array is wrongly marked as mismatched Reviewed-by: vlivanov, thartmann

8139258: PPC64LE: argument passing problem when passing 15 floats in native call Reviewed-by: mdoerr, goetz Contributed-by: asmundak@google.com

8143059: TestUnsafeUnalignedMismatchedAccesses doens't build after 8139891 Summary: Use new Unsafe import path Reviewed-by: roland, thartmann, shade

Merge

Merge

Merge

8139758: [REDO] Elide more final field's write memory barrier with escape analysis result Summary: membar for all final field initializations eliminated if possible Reviewed-by: roland, vlivanov

8061436: Processing of options related to segmented code cache should be enhanced Summary: Allow user to set code heap sizes individually and enhance checking of code cache flags. Reviewed-by: kvn, roland

Merge

8042997: Make intrinsic some or all check index/range methods Summary: Objects.checkIndex() intrinsic Reviewed-by: vlivanov, shade

Merge

8140327: segfault on solaris-amd64 with "-XX:CompilerThreadStackSize=1" option Summary: Update range for the CompilerThreadStackSize flag. Remove flag from testing. Reviewed-by: kvn

8142500: missing null checks in IfNode::has_only_uncommon_traps Summary: IfNode::has_only_uncommon_traps needs to null-check the callers. Reviewed-by: kvn, roland, rbackman

8131778: java disables UseAES flag when using VIS=2 on sparc Reviewed-by: iignatyev, kvn

8142387: Various JVMCI tests fail on unexpected exception Reviewed-by: iignatyev, twisti Contributed-by: Roland Schatz <roland.schatz@oracle.com>

8140424: don't prefix developer and notproduct flag variables with CONST_ in product builds Reviewed-by: goetz, stefank

8141133: [JVMCI] crash during safepoint deopt if rethrow_exception is set Reviewed-by: twisti Contributed-by: Gilles Duboscq <gilles.m.duboscq@oracle.com>

8139388: [TESTBUG] JVMCI test failed with RuntimeException profiling info wasn't changed after 100 invocations (assert failed: BaseProfilingInfo<> != BaseProfilingInfo<>) Reviewed-by: twisti

8138810: rework tests for CompilerToVM::allocateCompiledId Reviewed-by: twisti

8142314: Bug in C1 ControlFlowOptimizer::delete_unnecessary_jumps with bytecode profiling Reviewed-by: kvn Contributed-by: gunter.haug@sap.com

8140650: Method::is_accessor should cover getters and setters for all types Reviewed-by: vlivanov, coleenp, sgehwolf

8141624: Limit calculation of pre loop during super word optimization is wrong Reviewed-by: vlivanov, kvn

8142436: [JVMCI] fix management of nmethod::_installed_code field Reviewed-by: twisti

8142435: [JVMCI] restore missing InstalledCode.version increment Reviewed-by: twisti

8142329: [JVMCI] pass Handle by value Reviewed-by: coleenp, twisti Contributed-by: Roland Schatz <roland.schatz@oracle.com>

8137168: Replace IfNode with a new RangeCheckNode for range checks Summary: new RangeCheckNode to enable optimization of explicit library level range checks Reviewed-by: kvn, thartmann