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| author | Roland Levillain <rpl@google.com> | 2017-03-06 13:52:32 +0000 |
|---|---|---|
| committer | Roland Levillain <rpl@google.com> | 2017-03-06 13:57:15 +0000 |
| commit | ba650a4d5a0a82c6c88d6546b6111013c2ee8072 (patch) | |
| tree | cc3046a30aab382cc9c346391ca7cc22f3bf11ad /compiler/optimizing/graph_visualizer.cc | |
| parent | ef81e988d0eb4db390e576aac346701b2d820916 (diff) | |
Revert "Revert "Use the "GC is marking" information in compiler read barriers (ARM, ARM64).""
This reverts commit 35345a555bd7928582a7ffa6369b374b3ddc379d.
In compiler-generated code, when deciding whether to mark
a heap reference or not in a read barrier, check whether
the GC is currently marking, instead of checking the gray
bit in the reference's holder's lock word.
This change is only for ARM and ARM64, as it does not
benefit x86 nor x86-64.
Change-Id: Id3d2758c600115b2f07d345442cfa87edfc2792c
Test: Run ART tests in Baker read barrier configuration.
Test: Boot a device in Baker read barrier configuration.
Bug: 35780827
Bug: 29516974
Diffstat (limited to 'compiler/optimizing/graph_visualizer.cc')
0 files changed, 0 insertions, 0 deletions