author | lfoltan |
Mon, 23 Sep 2019 14:49:04 -0400 | |
changeset 58273 | 08a5148e7c4e |
parent 54979 | f982c1a6582c |
permissions | -rw-r--r-- |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
1 |
/* |
58273
08a5148e7c4e
8230505: Replace JVM type comparisons to T_OBJECT and T_ARRAY with call to is_reference_type
lfoltan
parents:
54979
diff
changeset
|
2 |
* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved. |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
4 |
* |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
5 |
* This code is free software; you can redistribute it and/or modify it |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
7 |
* published by the Free Software Foundation. |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
8 |
* |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
13 |
* accompanied this code). |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
14 |
* |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
15 |
* You should have received a copy of the GNU General Public License version |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
18 |
* |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
21 |
* questions. |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
22 |
* |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
23 |
*/ |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
24 |
|
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
25 |
#include "precompiled.hpp" |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
26 |
#include "asm/macroAssembler.inline.hpp" |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
27 |
#include "gc/shared/modRefBarrierSetAssembler.hpp" |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
28 |
|
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
29 |
#define __ masm-> |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
30 |
|
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
31 |
void ModRefBarrierSetAssembler::arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, |
54979
f982c1a6582c
8224187: Refactor arraycopy_prologue to allow ZGC read barriers on arraycopy
smonteith
parents:
54266
diff
changeset
|
32 |
Register src, Register dst, Register count, RegSet saved_regs) { |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
33 |
|
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
34 |
if (is_oop) { |
54979
f982c1a6582c
8224187: Refactor arraycopy_prologue to allow ZGC read barriers on arraycopy
smonteith
parents:
54266
diff
changeset
|
35 |
gen_write_ref_array_pre_barrier(masm, decorators, dst, count, saved_regs); |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
36 |
} |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
37 |
} |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
38 |
|
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
39 |
void ModRefBarrierSetAssembler::arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, bool is_oop, |
54266
7816d989bf21
8216989: CardTableBarrierSetAssembler::gen_write_ref_array_post_barrier() does not check for zero length on AARCH64
dpochepk
parents:
49830
diff
changeset
|
40 |
Register start, Register count, Register tmp, |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
41 |
RegSet saved_regs) { |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
42 |
if (is_oop) { |
54266
7816d989bf21
8216989: CardTableBarrierSetAssembler::gen_write_ref_array_post_barrier() does not check for zero length on AARCH64
dpochepk
parents:
49830
diff
changeset
|
43 |
gen_write_ref_array_post_barrier(masm, decorators, start, count, tmp, saved_regs); |
49484
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
44 |
} |
ee8fa73b90f9
8198949: Modularize arraycopy stub routine GC barriers
eosterlund
parents:
diff
changeset
|
45 |
} |
49748 | 46 |
|
47 |
void ModRefBarrierSetAssembler::store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
|
48 |
Address dst, Register val, Register tmp1, Register tmp2) { |
|
58273
08a5148e7c4e
8230505: Replace JVM type comparisons to T_OBJECT and T_ARRAY with call to is_reference_type
lfoltan
parents:
54979
diff
changeset
|
49 |
if (is_reference_type(type)) { |
49748 | 50 |
oop_store_at(masm, decorators, type, dst, val, tmp1, tmp2); |
51 |
} else { |
|
52 |
BarrierSetAssembler::store_at(masm, decorators, type, dst, val, tmp1, tmp2); |
|
53 |
} |
|
54 |
} |