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| author | 2024-07-17 21:14:29 +0000 | |
|---|---|---|
| committer | 2024-07-22 15:53:08 +0000 | |
| commit | b2f1766aeb7b442a1cc821f8dcda44a06fab7f85 (patch) | |
| tree | 14c20ac6fa8d81275bb0660f85e077868eecfcc6 /runtime/mirror/class_flags.h | |
| parent | 841e48f39dad0e560ec45df0d5ff805a74ddb3fe (diff) | |
Embed component-size shift in class-flags
This helps by eliminating the need to dereference component_type_
reference in Class each time we need to compute the array's size.
Bug: 304325190
Test: art/test/testrunner/testrunner.py --host
Change-Id: I745b794066fa24787800f0e0baaf5c4188842bc1
Diffstat (limited to 'runtime/mirror/class_flags.h')
| -rw-r--r-- | runtime/mirror/class_flags.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/runtime/mirror/class_flags.h b/runtime/mirror/class_flags.h index 26a87c9546..b3d38b0ba8 100644 --- a/runtime/mirror/class_flags.h +++ b/runtime/mirror/class_flags.h @@ -61,6 +61,14 @@ static constexpr uint32_t kClassFlagPhantomReference = 0x00000400; // Class is a record class. See doc at java.lang.Class#isRecord(). static constexpr uint32_t kClassFlagRecord = 0x00000800; +// Class is a primitive array class. +static constexpr uint32_t kClassFlagPrimitiveArray = 0x00001000; + +// NOTE: The most significant 2 bits are used to store the component size shift +// for arrays (both primitive and object). See Primitive::ComponentSizeShift() +// for size shift of different types. +static constexpr uint32_t kArrayComponentSizeShiftShift = 30; + // Combination of flags to figure out if the class is either the weak/soft/phantom/finalizer // reference class. static constexpr uint32_t kClassFlagReference = |