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| author | Mingyao Yang <mingyao@google.com> | 2014-05-15 17:02:16 -0700 |
|---|---|---|
| committer | Ian Rogers <irogers@google.com> | 2014-07-11 17:17:10 -0700 |
| commit | 98d1cc8033251c93786e2fa8c59a2e555a9493be (patch) | |
| tree | f0a76b8fff060ee484af09028da65a8339d57057 /runtime/mirror/class_loader.h | |
| parent | aebf3cda094f34cf846d19a7724bdc8005267c95 (diff) | |
| download | art-98d1cc8033251c93786e2fa8c59a2e555a9493be.zip art-98d1cc8033251c93786e2fa8c59a2e555a9493be.tar.gz art-98d1cc8033251c93786e2fa8c59a2e555a9493be.tar.bz2 | |
Improve performance of invokevirtual/invokeinterface with embedded imt/vtable
Add an embedded version of imt/vtable into class object. Both tables start at
fixed offset within class object so method/entry point can be loaded directly
from class object for invokeinterface/invokevirtual.
Bug: 8142917
Change-Id: I4240d58cfbe9250107c95c0708c036854c455968
Diffstat (limited to 'runtime/mirror/class_loader.h')
| -rw-r--r-- | runtime/mirror/class_loader.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/runtime/mirror/class_loader.h b/runtime/mirror/class_loader.h index 74dae38..f3594e4 100644 --- a/runtime/mirror/class_loader.h +++ b/runtime/mirror/class_loader.h @@ -27,6 +27,12 @@ namespace mirror { // C++ mirror of java.lang.ClassLoader class MANAGED ClassLoader : public Object { + public: + // Size of an instance of java.lang.ClassLoader. + static constexpr uint32_t InstanceSize() { + return sizeof(ClassLoader); + } + private: // Field order required by test "ValidateFieldOrderOfJavaCppUnionClasses". HeapReference<Object> packages_; |