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comparison src/cpu/ppc/vm/c2_globals_ppc.hpp @ 14445:67fa91961822

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8029940: PPC64 (part 122): C2 compiler port Reviewed-by: kvn
author goetz
date Wed, 11 Dec 2013 00:06:11 +0100
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children 71a71b0bc844
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14444:492e67693373 14445:67fa91961822
1 /*
2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2012, 2013 SAP AG. All rights reserved.
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_PPC_VM_C2_GLOBALS_PPC_HPP
27 #define CPU_PPC_VM_C2_GLOBALS_PPC_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 server compiler.
33 // (see c2_globals.hpp).
34
35 define_pd_global(bool, BackgroundCompilation, true);
36 define_pd_global(bool, CICompileOSR, true);
37 define_pd_global(bool, InlineIntrinsics, true);
38 define_pd_global(bool, PreferInterpreterNativeStubs, false);
39 define_pd_global(bool, ProfileTraps, true);
40 define_pd_global(bool, UseOnStackReplacement, true);
41 define_pd_global(bool, ProfileInterpreter, true);
42 define_pd_global(bool, TieredCompilation, false);
43 define_pd_global(intx, CompileThreshold, 10000);
44 define_pd_global(intx, BackEdgeThreshold, 140000);
45
46 define_pd_global(intx, OnStackReplacePercentage, 140);
47 define_pd_global(intx, ConditionalMoveLimit, 3);
48 define_pd_global(intx, FLOATPRESSURE, 28);
49 define_pd_global(intx, FreqInlineSize, 175);
50 define_pd_global(intx, MinJumpTableSize, 10);
51 define_pd_global(intx, INTPRESSURE, 25);
52 define_pd_global(intx, InteriorEntryAlignment, 16);
53 define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K));
54 define_pd_global(intx, RegisterCostAreaRatio, 16000);
55 define_pd_global(bool, UseTLAB, true);
56 define_pd_global(bool, ResizeTLAB, true);
57 define_pd_global(intx, LoopUnrollLimit, 60);
58
59 // Peephole and CISC spilling both break the graph, and so make the
60 // scheduler sick.
61 define_pd_global(bool, OptoPeephole, false);
62 define_pd_global(bool, UseCISCSpill, false);
63 define_pd_global(bool, OptoBundling, false);
64 // GL:
65 // Detected a problem with unscaled compressed oops and
66 // narrow_oop_use_complex_address() == false.
67 // -Djava.io.tmpdir=./tmp -jar SPECjvm2008.jar -ikv -wt 3 -it 3
68 // -bt 1 --base compiler.sunflow
69 // fails in Lower.visitIf->translate->tranlate->translate and
70 // throws an unexpected NPE. A load and a store seem to be
71 // reordered. Java reads about:
72 // loc = x.f
73 // x.f = 0
74 // NullCheck loc
75 // While assembler reads:
76 // x.f = 0
77 // loc = x.f
78 // NullCheck loc
79 define_pd_global(bool, OptoScheduling, false);
80
81 define_pd_global(intx, InitialCodeCacheSize, 2048*K); // Integral multiple of CodeCacheExpansionSize
82 define_pd_global(intx, ReservedCodeCacheSize, 256*M);
83 define_pd_global(intx, CodeCacheExpansionSize, 64*K);
84
85 // Ergonomics related flags
86 define_pd_global(uint64_t,MaxRAM, 4ULL*G);
87 define_pd_global(uintx, CodeCacheMinBlockLength, 4);
88 define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K);
89
90 define_pd_global(bool, TrapBasedRangeChecks, false);
91
92 // Heap related flags
93 define_pd_global(uintx,MetaspaceSize, ScaleForWordSize(16*M));
94
95 // Ergonomics related flags
96 define_pd_global(bool, NeverActAsServerClassMachine, false);
97
98 #endif // CPU_PPC_VM_C2_GLOBALS_PPC_HPP