8167548: [TESTBUG] Logging tests put log files in source tree Summary: Create log files in temp directory, instead of cwd. Reviewed-by: coleenp, dholmes

8218767: ZGC: Do not assume that r12 is a special register in C2 Reviewed-by: eosterlund, rkennke

8219332: ZGC: Improve ZRootsIteratorClosure abstraction Reviewed-by: stefank

8219331: ZGC: Unify TLAB retire/remap handling Reviewed-by: stefank

8217909: Make unused r12 register (without compressed oops) available to regalloc in C2 Reviewed-by: adinn, dlong, neliasso

8218287: jshell tool: input behavior unstable after 12-ea+24 on Windows Summary: Ensure correct wrapping of input on Windows. Reviewed-by: rfield

8219098: Make output of region strings more regular in error messages Summary: Error messages should use the HR_PARAMS/HR_FORMAT_PARAMS macros to print information about HeapRegions. Reviewed-by: kbarrett, lkorinth

8219229: Make ConstantPool::tag_at and release_tag_at_put inlineable Reviewed-by: dholmes, coleenp

8218965: aix: support xlclang++ in the compiler detection Reviewed-by: ihse, mdoerr

8219132: switch to jtreg4.2-b14 Reviewed-by: erikj

8219394: Missing FIXPATH in microbenchmark test runner Reviewed-by: redestad

8219393: Add native library support for microbenchmarks Reviewed-by: erikj Contributed-by: jbvernee@xs4all.nl

8219391: extend gcov support to llvm/clang Reviewed-by: erikj

8065262: (bf spec) CharBuffer.chars() should make it clearer that the sequence starts from the buffer position Reviewed-by: alanb, darcy, rriggs

8218135: Redo: Add ppc64le and s390x profiles to jib-profiles.js Reviewed-by: ihse