author | enevill |
Wed, 03 Feb 2016 11:34:12 +0000 | |
changeset 35839 | 7149ce4e3c01 |
parent 35148 | 5cfafc99d791 |
child 36103 | 363dc2b4fc1c |
permissions | -rw-r--r-- |
29183 | 1 |
/* |
31381 | 2 |
* Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. |
3 |
* Copyright (c) 2015, Red Hat Inc. All rights reserved. |
|
29183 | 4 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
5 |
* |
|
6 |
* This code is free software; you can redistribute it and/or modify it |
|
7 |
* under the terms of the GNU General Public License version 2 only, as |
|
8 |
* published by the Free Software Foundation. |
|
9 |
* |
|
10 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
|
11 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
12 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
13 |
* version 2 for more details (a copy is included in the LICENSE file that |
|
14 |
* accompanied this code). |
|
15 |
* |
|
16 |
* You should have received a copy of the GNU General Public License version |
|
17 |
* 2 along with this work; if not, write to the Free Software Foundation, |
|
18 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
19 |
* |
|
20 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
21 |
* or visit www.oracle.com if you need additional information or have any |
|
22 |
* questions. |
|
23 |
* |
|
24 |
*/ |
|
25 |
||
26 |
#ifndef CPU_AARCH64_VM_GLOBALS_AARCH64_HPP |
|
27 |
#define CPU_AARCH64_VM_GLOBALS_AARCH64_HPP |
|
28 |
||
29 |
#include "utilities/globalDefinitions.hpp" |
|
30 |
#include "utilities/macros.hpp" |
|
31 |
||
32 |
// Sets the default values for platform dependent flags used by the runtime system. |
|
33 |
// (see globals.hpp) |
|
34 |
||
35 |
define_pd_global(bool, ConvertSleepToYield, true); |
|
36 |
define_pd_global(bool, ShareVtableStubs, true); |
|
37 |
define_pd_global(bool, NeedsDeoptSuspend, false); // only register window machines need this |
|
38 |
||
39 |
define_pd_global(bool, ImplicitNullChecks, true); // Generate code for implicit null checks |
|
40 |
define_pd_global(bool, TrapBasedNullChecks, false); |
|
41 |
define_pd_global(bool, UncommonNullCast, true); // Uncommon-trap NULLs past to check cast |
|
42 |
||
43 |
define_pd_global(intx, CodeEntryAlignment, 64); |
|
44 |
define_pd_global(intx, OptoLoopAlignment, 16); |
|
45 |
define_pd_global(intx, InlineFrequencyCount, 100); |
|
46 |
||
33222
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
47 |
#define DEFAULT_STACK_YELLOW_PAGES (2) |
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
48 |
#define DEFAULT_STACK_RED_PAGES (1) |
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
49 |
#define DEFAULT_STACK_SHADOW_PAGES (4 DEBUG_ONLY(+5)) |
35071
a0910b1d3e0d
8046936: JEP 270: Reserved Stack Areas for Critical Sections
fparain
parents:
33628
diff
changeset
|
50 |
#define DEFAULT_STACK_RESERVED_PAGES (0) |
29183 | 51 |
|
33471
e70067b81b0b
8140582: aarch64: jvm fails to initialise after 8078556
enevill
parents:
33222
diff
changeset
|
52 |
#define MIN_STACK_YELLOW_PAGES 1 |
e70067b81b0b
8140582: aarch64: jvm fails to initialise after 8078556
enevill
parents:
33222
diff
changeset
|
53 |
#define MIN_STACK_RED_PAGES 1 |
e70067b81b0b
8140582: aarch64: jvm fails to initialise after 8078556
enevill
parents:
33222
diff
changeset
|
54 |
#define MIN_STACK_SHADOW_PAGES 1 |
35071
a0910b1d3e0d
8046936: JEP 270: Reserved Stack Areas for Critical Sections
fparain
parents:
33628
diff
changeset
|
55 |
#define MIN_STACK_RESERVED_PAGES (0) |
33222
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
56 |
|
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
57 |
define_pd_global(intx, StackYellowPages, DEFAULT_STACK_YELLOW_PAGES); |
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
58 |
define_pd_global(intx, StackRedPages, DEFAULT_STACK_RED_PAGES); |
e0a340f4ab6e
8078556: Runtime: implement ranges (optionally constraints) for those flags that have them missing.
gziemski
parents:
31783
diff
changeset
|
59 |
define_pd_global(intx, StackShadowPages, DEFAULT_STACK_SHADOW_PAGES); |
35071
a0910b1d3e0d
8046936: JEP 270: Reserved Stack Areas for Critical Sections
fparain
parents:
33628
diff
changeset
|
60 |
define_pd_global(intx, StackReservedPages, DEFAULT_STACK_RESERVED_PAGES); |
29183 | 61 |
|
62 |
define_pd_global(bool, RewriteBytecodes, true); |
|
30889
325a4db0d161
8081289: aarch64: add support for RewriteFrequentPairs in interpreter
enevill
parents:
30429
diff
changeset
|
63 |
define_pd_global(bool, RewriteFrequentPairs, true); |
29183 | 64 |
|
65 |
define_pd_global(bool, UseMembar, true); |
|
66 |
||
30305
b92a97e1e9cb
8068945: Use RBP register as proper frame pointer in JIT compiled code on x86
zmajo
parents:
29183
diff
changeset
|
67 |
define_pd_global(bool, PreserveFramePointer, false); |
b92a97e1e9cb
8068945: Use RBP register as proper frame pointer in JIT compiled code on x86
zmajo
parents:
29183
diff
changeset
|
68 |
|
29183 | 69 |
// GC Ergo Flags |
70 |
define_pd_global(uintx, CMSYoungGenPerWorker, 64*M); // default max size of CMS young gen, per GC worker thread |
|
71 |
||
72 |
define_pd_global(uintx, TypeProfileLevel, 111); |
|
73 |
||
33628 | 74 |
// No performance work done here yet. |
75 |
define_pd_global(bool, CompactStrings, false); |
|
76 |
||
29183 | 77 |
// avoid biased locking while we are bootstrapping the aarch64 build |
78 |
define_pd_global(bool, UseBiasedLocking, false); |
|
79 |
||
80 |
#if defined(COMPILER1) || defined(COMPILER2) |
|
81 |
define_pd_global(intx, InlineSmallCode, 1000); |
|
82 |
#endif |
|
83 |
||
84 |
#ifdef BUILTIN_SIM |
|
85 |
#define UseBuiltinSim true |
|
31381 | 86 |
#define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct, range, constraint) \ |
29183 | 87 |
\ |
88 |
product(bool, NotifySimulator, UseBuiltinSim, \ |
|
89 |
"tell the AArch64 sim where we are in method code") \ |
|
90 |
\ |
|
91 |
product(bool, UseSimulatorCache, false, \ |
|
92 |
"tell sim to cache memory updates until exclusive op occurs") \ |
|
93 |
\ |
|
94 |
product(bool, DisableBCCheck, true, \ |
|
95 |
"tell sim not to invoke bccheck callback") \ |
|
96 |
\ |
|
97 |
product(bool, NearCpool, true, \ |
|
98 |
"constant pool is close to instructions") \ |
|
99 |
\ |
|
30429
c980154ed1a3
8079203: AARCH64: Need to cater for different partner implementations
enevill
parents:
30305
diff
changeset
|
100 |
product(bool, UseBarriersForVolatile, false, \ |
c980154ed1a3
8079203: AARCH64: Need to cater for different partner implementations
enevill
parents:
30305
diff
changeset
|
101 |
"Use memory barriers to implement volatile accesses") \ |
29183 | 102 |
\ |
103 |
product(bool, UseCRC32, false, \ |
|
104 |
"Use CRC32 instructions for CRC32 computation") \ |
|
105 |
||
106 |
// Don't attempt to use Neon on builtin sim until builtin sim supports it |
|
107 |
#define UseCRC32 false |
|
108 |
||
109 |
#else |
|
110 |
#define UseBuiltinSim false |
|
111 |
#define NotifySimulator false |
|
112 |
#define UseSimulatorCache false |
|
113 |
#define DisableBCCheck true |
|
31381 | 114 |
#define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct, range, constraint) \ |
29183 | 115 |
\ |
116 |
product(bool, NearCpool, true, \ |
|
117 |
"constant pool is close to instructions") \ |
|
118 |
\ |
|
30429
c980154ed1a3
8079203: AARCH64: Need to cater for different partner implementations
enevill
parents:
30305
diff
changeset
|
119 |
product(bool, UseBarriersForVolatile, false, \ |
c980154ed1a3
8079203: AARCH64: Need to cater for different partner implementations
enevill
parents:
30305
diff
changeset
|
120 |
"Use memory barriers to implement volatile accesses") \ |
29183 | 121 |
product(bool, UseNeon, false, \ |
122 |
"Use Neon for CRC32 computation") \ |
|
123 |
product(bool, UseCRC32, false, \ |
|
124 |
"Use CRC32 instructions for CRC32 computation") \ |
|
125 |
product(bool, TraceTraps, false, "Trace all traps the signal handler") |
|
126 |
||
127 |
#endif |
|
128 |
||
129 |
||
130 |
#endif // CPU_AARCH64_VM_GLOBALS_AARCH64_HPP |