1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/vm/c1/c1_globals.hpp Sat Dec 01 00:00:00 2007 +0000
1.3 @@ -0,0 +1,332 @@
1.4 +/*
1.5 + * Copyright 2000-2007 Sun Microsystems, Inc. All Rights Reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation.
1.11 + *
1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 + * version 2 for more details (a copy is included in the LICENSE file that
1.16 + * accompanied this code).
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License version
1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 + *
1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or
1.24 + * have any questions.
1.25 + *
1.26 + */
1.27 +
1.28 +//
1.29 +// Defines all global flags used by the client compiler.
1.30 +//
1.31 +#ifndef TIERED
1.32 + #define NOT_TIERED(x) x
1.33 +#else
1.34 + #define NOT_TIERED(x)
1.35 +#endif
1.36 +
1.37 +#define C1_FLAGS(develop, develop_pd, product, product_pd, notproduct) \
1.38 + \
1.39 + /* Printing */ \
1.40 + notproduct(bool, PrintC1Statistics, false, \
1.41 + "Print Compiler1 statistics" ) \
1.42 + \
1.43 + notproduct(bool, PrintInitialBlockList, false, \
1.44 + "Print block list of BlockListBuilder") \
1.45 + \
1.46 + notproduct(bool, PrintCFG, false, \
1.47 + "Print control flow graph after each change") \
1.48 + \
1.49 + notproduct(bool, PrintCFG0, false, \
1.50 + "Print control flow graph after construction") \
1.51 + \
1.52 + notproduct(bool, PrintCFG1, false, \
1.53 + "Print control flow graph after optimizations") \
1.54 + \
1.55 + notproduct(bool, PrintCFG2, false, \
1.56 + "Print control flow graph before code generation") \
1.57 + \
1.58 + notproduct(bool, PrintIRDuringConstruction, false, \
1.59 + "Print IR as it's being constructed (helpful for debugging frontend)")\
1.60 + \
1.61 + notproduct(bool, PrintPhiFunctions, false, \
1.62 + "Print phi functions when they are created and simplified") \
1.63 + \
1.64 + notproduct(bool, PrintIR, false, \
1.65 + "Print full intermediate representation after each change") \
1.66 + \
1.67 + notproduct(bool, PrintIR0, false, \
1.68 + "Print full intermediate representation after construction") \
1.69 + \
1.70 + notproduct(bool, PrintIR1, false, \
1.71 + "Print full intermediate representation after optimizations") \
1.72 + \
1.73 + notproduct(bool, PrintIR2, false, \
1.74 + "Print full intermediate representation before code generation") \
1.75 + \
1.76 + notproduct(bool, PrintSimpleStubs, false, \
1.77 + "Print SimpleStubs") \
1.78 + \
1.79 + /* C1 optimizations */ \
1.80 + \
1.81 + develop(bool, UseC1Optimizations, true, \
1.82 + "Turn on C1 optimizations") \
1.83 + \
1.84 + develop(bool, SelectivePhiFunctions, true, \
1.85 + "create phi functions at loop headers only when necessary") \
1.86 + \
1.87 + develop(bool, DoCEE, true, \
1.88 + "Do Conditional Expression Elimination to simplify CFG") \
1.89 + \
1.90 + develop(bool, PrintCEE, false, \
1.91 + "Print Conditional Expression Elimination") \
1.92 + \
1.93 + develop(bool, UseLocalValueNumbering, true, \
1.94 + "Use Local Value Numbering (embedded in GraphBuilder)") \
1.95 + \
1.96 + develop(bool, UseGlobalValueNumbering, true, \
1.97 + "Use Global Value Numbering (separate phase)") \
1.98 + \
1.99 + develop(bool, PrintValueNumbering, false, \
1.100 + "Print Value Numbering") \
1.101 + \
1.102 + product(intx, ValueMapInitialSize, 11, \
1.103 + "Initial size of a value map") \
1.104 + \
1.105 + product(intx, ValueMapMaxLoopSize, 8, \
1.106 + "maximum size of a loop optimized by global value numbering") \
1.107 + \
1.108 + develop(bool, EliminateBlocks, true, \
1.109 + "Eliminate unneccessary basic blocks") \
1.110 + \
1.111 + develop(bool, PrintBlockElimination, false, \
1.112 + "Print basic block elimination") \
1.113 + \
1.114 + develop(bool, EliminateNullChecks, true, \
1.115 + "Eliminate unneccessary null checks") \
1.116 + \
1.117 + develop(bool, PrintNullCheckElimination, false, \
1.118 + "Print null check elimination") \
1.119 + \
1.120 + develop(bool, EliminateFieldAccess, true, \
1.121 + "Optimize field loads and stores") \
1.122 + \
1.123 + develop(bool, InlineMethodsWithExceptionHandlers, true, \
1.124 + "Inline methods containing exception handlers " \
1.125 + "(NOTE: does not work with current backend)") \
1.126 + \
1.127 + develop(bool, InlineSynchronizedMethods, true, \
1.128 + "Inline synchronized methods") \
1.129 + \
1.130 + develop(bool, InlineNIOCheckIndex, true, \
1.131 + "Intrinsify java.nio.Buffer.checkIndex") \
1.132 + \
1.133 + develop(bool, CanonicalizeNodes, true, \
1.134 + "Canonicalize graph nodes") \
1.135 + \
1.136 + develop(bool, CanonicalizeExperimental, false, \
1.137 + "Canonicalize graph nodes, experimental code") \
1.138 + \
1.139 + develop(bool, PrintCanonicalization, false, \
1.140 + "Print graph node canonicalization") \
1.141 + \
1.142 + develop(bool, UseTableRanges, true, \
1.143 + "Faster versions of lookup table using ranges") \
1.144 + \
1.145 + develop(bool, UseFastExceptionHandling, true, \
1.146 + "Faster handling of exceptions") \
1.147 + \
1.148 + develop_pd(bool, RoundFPResults, \
1.149 + "Indicates whether rounding is needed for floating point results")\
1.150 + \
1.151 + develop(intx, NestedInliningSizeRatio, 90, \
1.152 + "Percentage of prev. allowed inline size in recursive inlining") \
1.153 + \
1.154 + notproduct(bool, PrintIRWithLIR, false, \
1.155 + "Print IR instructions with generated LIR") \
1.156 + \
1.157 + notproduct(bool, PrintLIRWithAssembly, false, \
1.158 + "Show LIR instruction with generated assembly") \
1.159 + \
1.160 + develop(bool, CommentedAssembly, trueInDebug, \
1.161 + "Show extra info in PrintNMethods output") \
1.162 + \
1.163 + develop(bool, LIRTracePeephole, false, \
1.164 + "Trace peephole optimizer") \
1.165 + \
1.166 + develop(bool, LIRTraceExecution, false, \
1.167 + "add LIR code which logs the execution of blocks") \
1.168 + \
1.169 + product_pd(bool, LIRFillDelaySlots, \
1.170 + "fill delays on on SPARC with LIR") \
1.171 + \
1.172 + develop_pd(bool, CSEArrayLength, \
1.173 + "Create separate nodes for length in array accesses") \
1.174 + \
1.175 + develop_pd(bool, TwoOperandLIRForm, \
1.176 + "true if LIR requires src1 and dst to match in binary LIR ops") \
1.177 + \
1.178 + develop(intx, TraceLinearScanLevel, 0, \
1.179 + "Debug levels for the linear scan allocator") \
1.180 + \
1.181 + develop(bool, StressLinearScan, false, \
1.182 + "scramble block order used by LinearScan (stress test)") \
1.183 + \
1.184 + product(bool, TimeLinearScan, false, \
1.185 + "detailed timing of LinearScan phases") \
1.186 + \
1.187 + develop(bool, TimeEachLinearScan, false, \
1.188 + "print detailed timing of each LinearScan run") \
1.189 + \
1.190 + develop(bool, CountLinearScan, false, \
1.191 + "collect statistic counters during LinearScan") \
1.192 + \
1.193 + /* C1 variable */ \
1.194 + \
1.195 + develop(bool, C1Breakpoint, false, \
1.196 + "Sets a breakpoint at entry of each compiled method") \
1.197 + \
1.198 + develop(bool, ImplicitDiv0Checks, true, \
1.199 + "Use implicit division by zero checks") \
1.200 + \
1.201 + develop(bool, PinAllInstructions, false, \
1.202 + "All instructions are pinned") \
1.203 + \
1.204 + develop(bool, ValueStackPinStackAll, true, \
1.205 + "Pinning in ValueStack pin everything") \
1.206 + \
1.207 + develop(bool, UseFastNewInstance, true, \
1.208 + "Use fast inlined instance allocation") \
1.209 + \
1.210 + develop(bool, UseFastNewTypeArray, true, \
1.211 + "Use fast inlined type array allocation") \
1.212 + \
1.213 + develop(bool, UseFastNewObjectArray, true, \
1.214 + "Use fast inlined object array allocation") \
1.215 + \
1.216 + develop(bool, UseFastLocking, true, \
1.217 + "Use fast inlined locking code") \
1.218 + \
1.219 + product(bool, FastTLABRefill, true, \
1.220 + "Use fast TLAB refill code") \
1.221 + \
1.222 + develop(bool, UseSlowPath, false, \
1.223 + "For debugging: test slow cases by always using them") \
1.224 + \
1.225 + develop(bool, GenerateArrayStoreCheck, true, \
1.226 + "Generates code for array store checks") \
1.227 + \
1.228 + develop(bool, DeoptC1, true, \
1.229 + "Use deoptimization in C1") \
1.230 + \
1.231 + develop(bool, DeoptOnAsyncException, true, \
1.232 + "Deoptimize upon Thread.stop(); improves precision of IR") \
1.233 + \
1.234 + develop(bool, PrintBailouts, false, \
1.235 + "Print bailout and its reason") \
1.236 + \
1.237 + develop(bool, TracePatching, false, \
1.238 + "Trace patching of field access on uninitialized classes") \
1.239 + \
1.240 + develop(bool, PatchALot, false, \
1.241 + "Marks all fields as having unloaded classes") \
1.242 + \
1.243 + develop(bool, PrintNotLoaded, false, \
1.244 + "Prints where classes are not loaded during code generation") \
1.245 + \
1.246 + notproduct(bool, VerifyOopMaps, false, \
1.247 + "Adds oopmap verification code to the generated code") \
1.248 + \
1.249 + develop(bool, PrintLIR, false, \
1.250 + "print low-level IR") \
1.251 + \
1.252 + develop(bool, BailoutAfterHIR, false, \
1.253 + "bailout of compilation after building of HIR") \
1.254 + \
1.255 + develop(bool, BailoutAfterLIR, false, \
1.256 + "bailout of compilation after building of LIR") \
1.257 + \
1.258 + develop(bool, BailoutOnExceptionHandlers, false, \
1.259 + "bailout of compilation for methods with exception handlers") \
1.260 + \
1.261 + develop(bool, AlwaysEmitDebugInfo, false, \
1.262 + "always emit debug info") \
1.263 + \
1.264 + develop(bool, InstallMethods, true, \
1.265 + "Install methods at the end of successful compilations") \
1.266 + \
1.267 + product(intx, CompilationRepeat, 0, \
1.268 + "Number of times to recompile method before returning result") \
1.269 + \
1.270 + develop(intx, NMethodSizeLimit, (32*K)*wordSize, \
1.271 + "Maximum size of a compiled method.") \
1.272 + \
1.273 + develop(bool, TraceFPUStack, false, \
1.274 + "Trace emulation of the FPU stack (intel only)") \
1.275 + \
1.276 + develop(bool, TraceFPURegisterUsage, false, \
1.277 + "Trace usage of FPU registers at start of blocks (intel only)") \
1.278 + \
1.279 + develop(bool, OptimizeUnsafes, true, \
1.280 + "Optimize raw unsafe ops") \
1.281 + \
1.282 + develop(bool, PrintUnsafeOptimization, false, \
1.283 + "Print optimization of raw unsafe ops") \
1.284 + \
1.285 + develop(intx, InstructionCountCutoff, 37000, \
1.286 + "If GraphBuilder adds this many instructions, bails out") \
1.287 + \
1.288 + product_pd(intx, SafepointPollOffset, \
1.289 + "Offset added to polling address (Intel only)") \
1.290 + \
1.291 + product(bool, UseNewFeature1, false, \
1.292 + "Enable new feature for testing. This is a dummy flag.") \
1.293 + \
1.294 + product(bool, UseNewFeature2, false, \
1.295 + "Enable new feature for testing. This is a dummy flag.") \
1.296 + \
1.297 + product(bool, UseNewFeature3, false, \
1.298 + "Enable new feature for testing. This is a dummy flag.") \
1.299 + \
1.300 + product(bool, UseNewFeature4, false, \
1.301 + "Enable new feature for testing. This is a dummy flag.") \
1.302 + \
1.303 + develop(bool, ComputeExactFPURegisterUsage, true, \
1.304 + "Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \
1.305 + \
1.306 + product(bool, Tier1ProfileCalls, true, \
1.307 + "Profile calls when generating code for updating MDOs") \
1.308 + \
1.309 + product(bool, Tier1ProfileVirtualCalls, true, \
1.310 + "Profile virtual calls when generating code for updating MDOs") \
1.311 + \
1.312 + product(bool, Tier1ProfileInlinedCalls, true, \
1.313 + "Profile inlined calls when generating code for updating MDOs") \
1.314 + \
1.315 + product(bool, Tier1ProfileBranches, true, \
1.316 + "Profile branches when generating code for updating MDOs") \
1.317 + \
1.318 + product(bool, Tier1ProfileCheckcasts, true, \
1.319 + "Profile checkcasts when generating code for updating MDOs") \
1.320 + \
1.321 + product(bool, Tier1OptimizeVirtualCallProfiling, true, \
1.322 + "Use CHA and exact type results at call sites when updating MDOs") \
1.323 + \
1.324 + develop(bool, Tier1CountOnly, false, \
1.325 + "Don't schedule tier 2 compiles. Enter VM only") \
1.326 + \
1.327 + develop(bool, PrintCFGToFile, false, \
1.328 + "print control flow graph to a separate file during compilation") \
1.329 + \
1.330 +
1.331 +
1.332 +// Read default values for c1 globals
1.333 +// #include "incls/_c1_globals_pd.hpp.incl"
1.334 +
1.335 +C1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_NOTPRODUCT_FLAG)
