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8230565: ZGC: Redesign C2 load barrier to expand on the MachNode level

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Co-authored-by: Per Liden <per.liden@oracle.com>
Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Reviewed-by: pliden, stefank, neliasso
This commit is contained in:
Erik Österlund 2019-10-09 12:30:06 +00:00
parent dcc9cc3fdd
commit 42885307f6
35 changed files with 1534 additions and 2861 deletions
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3
src/hotspot/share/compiler/compilerDirectives.hpp
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@ -66,8 +66,7 @@ NOT_PRODUCT(cflags(TraceOptoOutput, bool, TraceOptoOutput, TraceOptoOutput))
cflags(VectorizeDebug, uintx, 0, VectorizeDebug) \
cflags(CloneMapDebug, bool, false, CloneMapDebug) \
cflags(IGVPrintLevel, intx, PrintIdealGraphLevel, IGVPrintLevel) \
cflags(MaxNodeLimit, intx, MaxNodeLimit, MaxNodeLimit) \
ZGC_ONLY(cflags(ZTraceLoadBarriers, bool, false, ZTraceLoadBarriers))
cflags(MaxNodeLimit, intx, MaxNodeLimit, MaxNodeLimit)
#else
#define compilerdirectives_c2_flags(cflags)
#endif