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comparison graal/GraalCompiler/src/com/sun/c1x/C1XOptions.java @ 2509:16b9a8b5ad39

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Renamings Runtime=>GraalRuntime and Compiler=>GraalCompiler
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Apr 2011 11:50:44 +0200
parents graal/Compiler/src/com/sun/c1x/C1XOptions.java@9ec15d6914ca
children f6125fb5bfbc
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2508:fea94949e0a2 2509:16b9a8b5ad39
1 /*
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.sun.c1x;
24
25 import com.sun.c1x.debug.TTY.*;
26
27 /**
28 * This class encapsulates options that control the behavior of the C1X compiler.
29 * The help message for each option is specified by a {@linkplain #helpMap help map}.
30 *
31 * (tw) WARNING: Fields of this class are treated as final by Graal.
32 *
33 * @author Ben L. Titzer
34 */
35 public final class C1XOptions {
36
37 // Checkstyle: stop
38 private static final boolean ____ = false;
39 // Checkstyle: resume
40
41 // inlining settings
42 public static boolean OptInline = ____;
43 public static boolean OptInlineExcept = ____;
44 public static boolean OptInlineSynchronized = ____;
45
46 public static int MaximumInstructionCount = 37000;
47 public static float MaximumInlineRatio = 0.90f;
48 public static int MaximumInlineSize = 35;
49 public static int MaximumTrivialSize = 6;
50 public static int MaximumInlineLevel = 9;
51 public static int MaximumRecursiveInlineLevel = 1;
52 public static int MaximumDesiredSize = 8000;
53 public static int MaximumShortLoopSize = 5;
54
55 // intrinsification settings
56 public static boolean OptIntrinsify = ____;
57
58 // debugging settings
59 public static boolean VerifyPointerMaps = ____;
60 public static boolean PinAllInstructions = ____;
61 public static boolean TestPatching = ____;
62 public static boolean FatalUnimplemented = ____;
63 public static int MethodEndBreakpointGuards = 0;
64 public static boolean ZapStackOnMethodEntry = ____;
65 public static boolean StressLinearScan = ____;
66
67 /**
68 * See {@link Filter#Filter(String, Object)}.
69 */
70 public static String PrintFilter = null;
71
72 // printing settings
73 public static boolean PrintHIR = ____;
74 public static boolean PrintInliningFailures = ____;
75 public static boolean PrintLIR = ____;
76 public static boolean PrintCFGToFile = ____;
77 public static boolean PrintMetrics = ____;
78 public static boolean PrintTimers = ____;
79 public static boolean PrintCompilation = ____;
80 public static boolean PrintXirTemplates = ____;
81 public static boolean PrintIRWithLIR = ____;
82 public static boolean PrintAssembly = ____;
83 public static boolean PrintCodeBytes = ____;
84 public static int PrintAssemblyBytesPerLine = 16;
85 public static int TraceLinearScanLevel = 0;
86 public static boolean TraceRelocation = ____;
87 public static boolean TraceLIRVisit = ____;
88 public static boolean TraceAssembler = ____;
89 public static int TraceBytecodeParserLevel = 0;
90 public static boolean PrintAssumptions = ____;
91 public static boolean PrintInlinedIntrinsics = ____;
92
93 // IR checking
94 public static boolean InterpretInvokedMethods = ____;
95 public static boolean PrintStateInInterpreter = ____;
96
97 // canonicalizer settings
98 public static boolean CanonicalizeIntrinsics = true;
99 public static boolean CanonicalizeFloatingPoint = true;
100 public static boolean CanonicalizeNarrowingInStores = true;
101 public static boolean CanonicalizeConstantFields = true;
102 public static boolean CanonicalizeUnsafes = true;
103 public static boolean CanonicalizeMultipliesToShifts = true;
104 public static boolean CanonicalizeObjectCheckCast = true;
105 public static boolean CanonicalizeObjectInstanceOf = true;
106 public static boolean CanonicalizeFoldableMethods = true;
107 public static boolean CanonicalizeArrayStoreChecks = true;
108
109 // all optimization settings
110 public static boolean OptCanonicalize;
111 public static boolean OptLocalValueNumbering;
112 public static boolean OptLocalLoadElimination;
113 public static boolean OptCSEArrayLength;
114 public static boolean OptGlobalValueNumbering;
115 public static boolean OptCEElimination;
116 public static boolean OptBlockMerging;
117 public static boolean OptBlockSkipping;
118 public static boolean OptNullCheckElimination;
119 public static boolean OptIterativeNCE;
120 public static boolean OptFlowSensitiveNCE;
121 public static boolean OptDeadCodeElimination1;
122 public static boolean OptDeadCodeElimination2;
123 public static boolean OptControlFlow;
124 public static boolean OptMoveElimination;
125
126 // optimistic optimization settings
127 public static boolean UseAssumptions = true;
128
129 // state merging settings
130 public static boolean AssumeVerifiedBytecode = ____;
131 public static boolean PhiSimplify = true;
132 public static boolean PhiLoopStores = true;
133
134 // miscellaneous settings
135 public static boolean SupportObjectConstants = true;
136
137 // Linear scan settings
138 public static boolean CopyPointerStackArguments = true;
139
140 // Code generator settings
141 public static boolean GenLIR = true;
142 public static boolean GenCode = true;
143
144 public static boolean UseConstDirectCall = false;
145
146 public static boolean GenSpecialDivChecks = ____;
147 public static boolean GenAssertionCode = ____;
148 public static boolean AlignCallsForPatching = true;
149 public static boolean NullCheckUniquePc = ____;
150 public static boolean InvokeSnippetAfterArguments = ____;
151 public static boolean ResolveClassBeforeStaticInvoke = true;
152
153 // Translating tableswitch instructions
154 public static int SequentialSwitchLimit = 4;
155 public static int RangeTestsSwitchDensity = 5;
156
157 public static int InitialCodeBufferSize = 232;
158 public static boolean DetailedAsserts = true;
159
160 // Runtime settings
161 public static int ReadPrefetchInstr = 0;
162 public static boolean UseStackMapTableLiveness = ____;
163 public static int StackShadowPages = 2;
164
165 // Assembler settings
166 public static boolean CommentedAssembly = ____;
167 public static boolean PrintLIRWithAssembly = ____;
168 public static int Atomics = 0;
169 public static boolean UseNormalNop = true;
170 public static boolean UseAddressNop = true;
171 public static boolean UseIncDec = ____;
172 public static boolean UseXmmLoadAndClearUpper = ____;
173 public static boolean UseXmmRegToRegMoveAll = ____;
174
175 static {
176 setOptimizationLevel(1);
177 }
178
179 public static void setOptimizationLevel(int level) {
180 final boolean l = (level >= 1);
181 final boolean ll = (level >= 2);
182 final boolean lll = (level >= 3);
183
184 // Level 1 optimizations
185 OptCanonicalize = l;
186 OptLocalValueNumbering = l;
187 OptLocalLoadElimination = l;
188 PhiLoopStores = l;
189 OptControlFlow = l;
190 OptMoveElimination = l;
191 OptNullCheckElimination = l;
192
193 // Level 2 optimizations
194 OptInline = ll;
195 OptBlockMerging = ll;
196
197 // Level 3 optimizations
198 OptCSEArrayLength = lll;
199 OptIntrinsify = lll;
200 OptInlineExcept = lll;
201 OptInlineSynchronized = lll;
202 UseStackMapTableLiveness = lll;
203 UseAssumptions = lll;
204 OptIterativeNCE = lll;
205 OptFlowSensitiveNCE = lll;
206 OptDeadCodeElimination1 = lll;
207 OptDeadCodeElimination2 = lll;
208 OptGlobalValueNumbering = lll;
209 OptCEElimination = lll;
210 OptBlockSkipping = lll;
211 }
212 }