Use align_metadata_size, align_metadata_offset and is_metadata_aligned for metadata rather than align_object_size, etc. Use wordSize rather than HeapWordSize for metadata. Use align_ptr_up rather than align_pointer_up (all the related functions are ptr).
Reviewed-by: hseigel, jmasa, cjplummer
Convert Symbol::_identity_hash from integer to short integer to save two bytes. Also change identity_hash() to have 'this' and first two bytes of symbol join the calculation.
Reviewed-by: iklam, coleenp, shade
AltHashing used jint the way of juint in bit shifting which could lead loss of precision. Fix by change _seed defined as juint.
Reviewed-by: coleenp, ccheung
Fix the build without precompiled headers by either including the missing ".inline.hpp" files into the appropriate files or by turning inline-functions declared in header files into ordinary functions in ".cpp" files.
Reviewed-by: coleenp, stefank, dholmes
When java process crashed in compiler thread, repeat the compilation process will help finding root cause. This is done with using SA dump application class data and replay data from core dump, then use debug version of jvm to recompile the problematic java method.
Reviewed-by: kvn, twisti, sspitsyn
Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
6984705: JSR 292 method handle creation should not go through JNI
Remove assembly code for JDK 7 chained method handles
Co-authored-by: John Rose <john.r.rose@oracle.com>
Co-authored-by: Michael Haupt <michael.haupt@oracle.com>
Reviewed-by: jrose, twisti, kvn, mhaupt
7151532: DCmd for hotspot native memory tracking
Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain