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8197454: Need Access decorator for storing oop into uninitialized location

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Repurpose ARRAYCOPY_DEST_NOT_INITIALIZED to AS_DEST_NOT_INITIALIZED.

Reviewed-by: eosterlund, coleenp
This commit is contained in:
Kim Barrett 2018-02-13 17:36:22 -05:00
parent eb3ec99500
commit 023fc4b866
5 changed files with 28 additions and 27 deletions
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6
src/hotspot/share/runtime/stubRoutines.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -418,7 +418,7 @@ JRT_LEAF(void, StubRoutines::oop_copy_uninit(oop* src, oop* dest, size_t count))
SharedRuntime::_oop_array_copy_ctr++; // Slow-path oop array copy
#endif // !PRODUCT
assert(count != 0, "count should be non-zero");
HeapAccess<ARRAYCOPY_DEST_NOT_INITIALIZED>::oop_arraycopy(NULL, NULL, (HeapWord*)src, (HeapWord*)dest, count);
HeapAccess<AS_DEST_NOT_INITIALIZED>::oop_arraycopy(NULL, NULL, (HeapWord*)src, (HeapWord*)dest, count);
JRT_END
JRT_LEAF(void, StubRoutines::arrayof_jbyte_copy(HeapWord* src, HeapWord* dest, size_t count))
@ -462,7 +462,7 @@ JRT_LEAF(void, StubRoutines::arrayof_oop_copy_uninit(HeapWord* src, HeapWord* de
SharedRuntime::_oop_array_copy_ctr++; // Slow-path oop array copy
#endif // !PRODUCT
assert(count != 0, "count should be non-zero");
HeapAccess<ARRAYCOPY_ARRAYOF | ARRAYCOPY_DEST_NOT_INITIALIZED>::oop_arraycopy(NULL, NULL, src, dest, count);
HeapAccess<ARRAYCOPY_ARRAYOF | AS_DEST_NOT_INITIALIZED>::oop_arraycopy(NULL, NULL, src, dest, count);
JRT_END
address StubRoutines::select_fill_function(BasicType t, bool aligned, const char* &name) {