Mercurial > hg > truffle
annotate src/share/vm/c1/c1_globals.hpp @ 1819:f02a8bbe6ed4
6986046: C1 valuestack cleanup
Summary: fixes an historical oddity in C1 with inlining where all of the expression stacks are kept in the topmost ValueStack instead of being in their respective ValueStacks.
Reviewed-by: never
Contributed-by: Christian Wimmer <cwimmer@uci.edu>
author | roland |
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date | Tue, 29 Dec 2009 19:08:54 +0100 |
parents | d5d065957597 |
children | 42a10fc37986 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 // | |
26 // Defines all global flags used by the client compiler. | |
27 // | |
28 #define C1_FLAGS(develop, develop_pd, product, product_pd, notproduct) \ | |
29 \ | |
30 /* Printing */ \ | |
31 notproduct(bool, PrintC1Statistics, false, \ | |
32 "Print Compiler1 statistics" ) \ | |
33 \ | |
34 notproduct(bool, PrintInitialBlockList, false, \ | |
35 "Print block list of BlockListBuilder") \ | |
36 \ | |
37 notproduct(bool, PrintCFG, false, \ | |
38 "Print control flow graph after each change") \ | |
39 \ | |
40 notproduct(bool, PrintCFG0, false, \ | |
41 "Print control flow graph after construction") \ | |
42 \ | |
43 notproduct(bool, PrintCFG1, false, \ | |
44 "Print control flow graph after optimizations") \ | |
45 \ | |
46 notproduct(bool, PrintCFG2, false, \ | |
47 "Print control flow graph before code generation") \ | |
48 \ | |
49 notproduct(bool, PrintIRDuringConstruction, false, \ | |
50 "Print IR as it's being constructed (helpful for debugging frontend)")\ | |
51 \ | |
1783 | 52 notproduct(bool, PrintPhiFunctions, false, \ |
0 | 53 "Print phi functions when they are created and simplified") \ |
54 \ | |
55 notproduct(bool, PrintIR, false, \ | |
56 "Print full intermediate representation after each change") \ | |
57 \ | |
58 notproduct(bool, PrintIR0, false, \ | |
59 "Print full intermediate representation after construction") \ | |
60 \ | |
61 notproduct(bool, PrintIR1, false, \ | |
62 "Print full intermediate representation after optimizations") \ | |
63 \ | |
64 notproduct(bool, PrintIR2, false, \ | |
65 "Print full intermediate representation before code generation") \ | |
66 \ | |
67 notproduct(bool, PrintSimpleStubs, false, \ | |
68 "Print SimpleStubs") \ | |
69 \ | |
70 /* C1 optimizations */ \ | |
71 \ | |
72 develop(bool, UseC1Optimizations, true, \ | |
73 "Turn on C1 optimizations") \ | |
74 \ | |
75 develop(bool, SelectivePhiFunctions, true, \ | |
76 "create phi functions at loop headers only when necessary") \ | |
77 \ | |
78 develop(bool, DoCEE, true, \ | |
79 "Do Conditional Expression Elimination to simplify CFG") \ | |
80 \ | |
81 develop(bool, PrintCEE, false, \ | |
82 "Print Conditional Expression Elimination") \ | |
83 \ | |
84 develop(bool, UseLocalValueNumbering, true, \ | |
85 "Use Local Value Numbering (embedded in GraphBuilder)") \ | |
86 \ | |
87 develop(bool, UseGlobalValueNumbering, true, \ | |
88 "Use Global Value Numbering (separate phase)") \ | |
89 \ | |
90 develop(bool, PrintValueNumbering, false, \ | |
91 "Print Value Numbering") \ | |
92 \ | |
93 product(intx, ValueMapInitialSize, 11, \ | |
94 "Initial size of a value map") \ | |
95 \ | |
96 product(intx, ValueMapMaxLoopSize, 8, \ | |
97 "maximum size of a loop optimized by global value numbering") \ | |
98 \ | |
99 develop(bool, EliminateBlocks, true, \ | |
100 "Eliminate unneccessary basic blocks") \ | |
101 \ | |
102 develop(bool, PrintBlockElimination, false, \ | |
103 "Print basic block elimination") \ | |
104 \ | |
105 develop(bool, EliminateNullChecks, true, \ | |
106 "Eliminate unneccessary null checks") \ | |
107 \ | |
108 develop(bool, PrintNullCheckElimination, false, \ | |
109 "Print null check elimination") \ | |
110 \ | |
111 develop(bool, EliminateFieldAccess, true, \ | |
112 "Optimize field loads and stores") \ | |
113 \ | |
114 develop(bool, InlineMethodsWithExceptionHandlers, true, \ | |
115 "Inline methods containing exception handlers " \ | |
116 "(NOTE: does not work with current backend)") \ | |
117 \ | |
118 develop(bool, InlineSynchronizedMethods, true, \ | |
119 "Inline synchronized methods") \ | |
120 \ | |
121 develop(bool, InlineNIOCheckIndex, true, \ | |
122 "Intrinsify java.nio.Buffer.checkIndex") \ | |
123 \ | |
124 develop(bool, CanonicalizeNodes, true, \ | |
125 "Canonicalize graph nodes") \ | |
126 \ | |
127 develop(bool, CanonicalizeExperimental, false, \ | |
128 "Canonicalize graph nodes, experimental code") \ | |
129 \ | |
130 develop(bool, PrintCanonicalization, false, \ | |
131 "Print graph node canonicalization") \ | |
132 \ | |
133 develop(bool, UseTableRanges, true, \ | |
134 "Faster versions of lookup table using ranges") \ | |
135 \ | |
136 develop(bool, UseFastExceptionHandling, true, \ | |
137 "Faster handling of exceptions") \ | |
138 \ | |
139 develop_pd(bool, RoundFPResults, \ | |
140 "Indicates whether rounding is needed for floating point results")\ | |
141 \ | |
142 develop(intx, NestedInliningSizeRatio, 90, \ | |
143 "Percentage of prev. allowed inline size in recursive inlining") \ | |
144 \ | |
145 notproduct(bool, PrintIRWithLIR, false, \ | |
146 "Print IR instructions with generated LIR") \ | |
147 \ | |
148 notproduct(bool, PrintLIRWithAssembly, false, \ | |
149 "Show LIR instruction with generated assembly") \ | |
150 \ | |
151 develop(bool, CommentedAssembly, trueInDebug, \ | |
152 "Show extra info in PrintNMethods output") \ | |
153 \ | |
154 develop(bool, LIRTracePeephole, false, \ | |
155 "Trace peephole optimizer") \ | |
156 \ | |
157 develop(bool, LIRTraceExecution, false, \ | |
158 "add LIR code which logs the execution of blocks") \ | |
159 \ | |
160 product_pd(bool, LIRFillDelaySlots, \ | |
161 "fill delays on on SPARC with LIR") \ | |
162 \ | |
163 develop_pd(bool, CSEArrayLength, \ | |
164 "Create separate nodes for length in array accesses") \ | |
165 \ | |
166 develop_pd(bool, TwoOperandLIRForm, \ | |
167 "true if LIR requires src1 and dst to match in binary LIR ops") \ | |
168 \ | |
169 develop(intx, TraceLinearScanLevel, 0, \ | |
170 "Debug levels for the linear scan allocator") \ | |
171 \ | |
172 develop(bool, StressLinearScan, false, \ | |
173 "scramble block order used by LinearScan (stress test)") \ | |
174 \ | |
175 product(bool, TimeLinearScan, false, \ | |
176 "detailed timing of LinearScan phases") \ | |
177 \ | |
178 develop(bool, TimeEachLinearScan, false, \ | |
179 "print detailed timing of each LinearScan run") \ | |
180 \ | |
181 develop(bool, CountLinearScan, false, \ | |
182 "collect statistic counters during LinearScan") \ | |
183 \ | |
184 /* C1 variable */ \ | |
185 \ | |
186 develop(bool, C1Breakpoint, false, \ | |
187 "Sets a breakpoint at entry of each compiled method") \ | |
188 \ | |
189 develop(bool, ImplicitDiv0Checks, true, \ | |
190 "Use implicit division by zero checks") \ | |
191 \ | |
192 develop(bool, PinAllInstructions, false, \ | |
193 "All instructions are pinned") \ | |
194 \ | |
195 develop(bool, ValueStackPinStackAll, true, \ | |
196 "Pinning in ValueStack pin everything") \ | |
197 \ | |
198 develop(bool, UseFastNewInstance, true, \ | |
199 "Use fast inlined instance allocation") \ | |
200 \ | |
201 develop(bool, UseFastNewTypeArray, true, \ | |
202 "Use fast inlined type array allocation") \ | |
203 \ | |
204 develop(bool, UseFastNewObjectArray, true, \ | |
205 "Use fast inlined object array allocation") \ | |
206 \ | |
207 develop(bool, UseFastLocking, true, \ | |
208 "Use fast inlined locking code") \ | |
209 \ | |
210 develop(bool, UseSlowPath, false, \ | |
211 "For debugging: test slow cases by always using them") \ | |
212 \ | |
213 develop(bool, GenerateArrayStoreCheck, true, \ | |
214 "Generates code for array store checks") \ | |
215 \ | |
216 develop(bool, DeoptC1, true, \ | |
217 "Use deoptimization in C1") \ | |
218 \ | |
219 develop(bool, PrintBailouts, false, \ | |
220 "Print bailout and its reason") \ | |
221 \ | |
222 develop(bool, TracePatching, false, \ | |
223 "Trace patching of field access on uninitialized classes") \ | |
224 \ | |
225 develop(bool, PatchALot, false, \ | |
226 "Marks all fields as having unloaded classes") \ | |
227 \ | |
228 develop(bool, PrintNotLoaded, false, \ | |
229 "Prints where classes are not loaded during code generation") \ | |
230 \ | |
231 notproduct(bool, VerifyOopMaps, false, \ | |
232 "Adds oopmap verification code to the generated code") \ | |
233 \ | |
234 develop(bool, PrintLIR, false, \ | |
235 "print low-level IR") \ | |
236 \ | |
237 develop(bool, BailoutAfterHIR, false, \ | |
238 "bailout of compilation after building of HIR") \ | |
239 \ | |
240 develop(bool, BailoutAfterLIR, false, \ | |
241 "bailout of compilation after building of LIR") \ | |
242 \ | |
243 develop(bool, BailoutOnExceptionHandlers, false, \ | |
244 "bailout of compilation for methods with exception handlers") \ | |
245 \ | |
246 develop(bool, InstallMethods, true, \ | |
247 "Install methods at the end of successful compilations") \ | |
248 \ | |
249 product(intx, CompilationRepeat, 0, \ | |
250 "Number of times to recompile method before returning result") \ | |
251 \ | |
252 develop(intx, NMethodSizeLimit, (32*K)*wordSize, \ | |
253 "Maximum size of a compiled method.") \ | |
254 \ | |
255 develop(bool, TraceFPUStack, false, \ | |
256 "Trace emulation of the FPU stack (intel only)") \ | |
257 \ | |
258 develop(bool, TraceFPURegisterUsage, false, \ | |
259 "Trace usage of FPU registers at start of blocks (intel only)") \ | |
260 \ | |
261 develop(bool, OptimizeUnsafes, true, \ | |
262 "Optimize raw unsafe ops") \ | |
263 \ | |
264 develop(bool, PrintUnsafeOptimization, false, \ | |
265 "Print optimization of raw unsafe ops") \ | |
266 \ | |
267 develop(intx, InstructionCountCutoff, 37000, \ | |
268 "If GraphBuilder adds this many instructions, bails out") \ | |
269 \ | |
270 product_pd(intx, SafepointPollOffset, \ | |
271 "Offset added to polling address (Intel only)") \ | |
272 \ | |
273 develop(bool, ComputeExactFPURegisterUsage, true, \ | |
274 "Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \ | |
275 \ | |
1783 | 276 product(bool, C1ProfileCalls, true, \ |
0 | 277 "Profile calls when generating code for updating MDOs") \ |
278 \ | |
1783 | 279 product(bool, C1ProfileVirtualCalls, true, \ |
0 | 280 "Profile virtual calls when generating code for updating MDOs") \ |
281 \ | |
1783 | 282 product(bool, C1ProfileInlinedCalls, true, \ |
0 | 283 "Profile inlined calls when generating code for updating MDOs") \ |
284 \ | |
1783 | 285 product(bool, C1ProfileBranches, true, \ |
0 | 286 "Profile branches when generating code for updating MDOs") \ |
287 \ | |
1783 | 288 product(bool, C1ProfileCheckcasts, true, \ |
0 | 289 "Profile checkcasts when generating code for updating MDOs") \ |
290 \ | |
1783 | 291 product(bool, C1OptimizeVirtualCallProfiling, true, \ |
292 "Use CHA and exact type results at call sites when updating MDOs")\ | |
0 | 293 \ |
1783 | 294 product(bool, C1UpdateMethodData, trueInTiered, \ |
295 "Update methodDataOops in Tier1-generated code") \ | |
0 | 296 \ |
297 develop(bool, PrintCFGToFile, false, \ | |
298 "print control flow graph to a separate file during compilation") \ | |
299 \ | |
300 | |
301 | |
302 // Read default values for c1 globals | |
303 // #include "incls/_c1_globals_pd.hpp.incl" | |
304 | |
305 C1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_NOTPRODUCT_FLAG) |