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comparison: src/share/vm/c1/c1_globals.hpp
src/share/vm/c1/c1_globals.hpp
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| 1 /* | |
| 2 * Copyright (c) 2000, 2013, 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 */ | |
| 24 | |
| 25 #ifndef SHARE_VM_C1_C1_GLOBALS_HPP | |
| 26 #define SHARE_VM_C1_C1_GLOBALS_HPP | |
| 27 | |
| 28 #include "runtime/globals.hpp" | |
| 29 #ifdef TARGET_ARCH_x86 | |
| 30 # include "c1_globals_x86.hpp" | |
| 31 #endif | |
| 32 #ifdef TARGET_ARCH_sparc | |
| 33 # include "c1_globals_sparc.hpp" | |
| 34 #endif | |
| 35 #ifdef TARGET_ARCH_arm | |
| 36 # include "c1_globals_arm.hpp" | |
| 37 #endif | |
| 38 #ifdef TARGET_ARCH_ppc | |
| 39 # include "c1_globals_ppc.hpp" | |
| 40 #endif | |
| 41 #ifdef TARGET_OS_FAMILY_linux | |
| 42 # include "c1_globals_linux.hpp" | |
| 43 #endif | |
| 44 #ifdef TARGET_OS_FAMILY_solaris | |
| 45 # include "c1_globals_solaris.hpp" | |
| 46 #endif | |
| 47 #ifdef TARGET_OS_FAMILY_windows | |
| 48 # include "c1_globals_windows.hpp" | |
| 49 #endif | |
| 50 #ifdef TARGET_OS_FAMILY_aix | |
| 51 # include "c1_globals_aix.hpp" | |
| 52 #endif | |
| 53 #ifdef TARGET_OS_FAMILY_bsd | |
| 54 # include "c1_globals_bsd.hpp" | |
| 55 #endif | |
| 56 | |
| 57 // | |
| 58 // Defines all global flags used by the client compiler. | |
| 59 // | |
| 60 #define C1_FLAGS(develop, develop_pd, product, product_pd, diagnostic, notproduct) \ | |
| 61 \ | |
| 62 /* Printing */ \ | |
| 63 notproduct(bool, PrintC1Statistics, false, \ | |
| 64 "Print Compiler1 statistics" ) \ | |
| 65 \ | |
| 66 notproduct(bool, PrintInitialBlockList, false, \ | |
| 67 "Print block list of BlockListBuilder") \ | |
| 68 \ | |
| 69 notproduct(bool, PrintCFG, false, \ | |
| 70 "Print control flow graph after each change") \ | |
| 71 \ | |
| 72 notproduct(bool, PrintCFG0, false, \ | |
| 73 "Print control flow graph after construction") \ | |
| 74 \ | |
| 75 notproduct(bool, PrintCFG1, false, \ | |
| 76 "Print control flow graph after optimizations") \ | |
| 77 \ | |
| 78 notproduct(bool, PrintCFG2, false, \ | |
| 79 "Print control flow graph before code generation") \ | |
| 80 \ | |
| 81 notproduct(bool, PrintIRDuringConstruction, false, \ | |
| 82 "Print IR as it's being constructed (helpful for debugging frontend)")\ | |
| 83 \ | |
| 84 notproduct(bool, PrintPhiFunctions, false, \ | |
| 85 "Print phi functions when they are created and simplified") \ | |
| 86 \ | |
| 87 notproduct(bool, PrintIR, false, \ | |
| 88 "Print full intermediate representation after each change") \ | |
| 89 \ | |
| 90 notproduct(bool, PrintIR0, false, \ | |
| 91 "Print full intermediate representation after construction") \ | |
| 92 \ | |
| 93 notproduct(bool, PrintIR1, false, \ | |
| 94 "Print full intermediate representation after optimizations") \ | |
| 95 \ | |
| 96 notproduct(bool, PrintIR2, false, \ | |
| 97 "Print full intermediate representation before code generation") \ | |
| 98 \ | |
| 99 notproduct(bool, PrintSimpleStubs, false, \ | |
| 100 "Print SimpleStubs") \ | |
| 101 \ | |
| 102 /* C1 optimizations */ \ | |
| 103 \ | |
| 104 develop(bool, UseC1Optimizations, true, \ | |
| 105 "Turn on C1 optimizations") \ | |
| 106 \ | |
| 107 develop(bool, SelectivePhiFunctions, true, \ | |
| 108 "create phi functions at loop headers only when necessary") \ | |
| 109 \ | |
| 110 develop(bool, OptimizeIfOps, true, \ | |
| 111 "Optimize multiple IfOps") \ | |
| 112 \ | |
| 113 develop(bool, DoCEE, true, \ | |
| 114 "Do Conditional Expression Elimination to simplify CFG") \ | |
| 115 \ | |
| 116 develop(bool, PrintCEE, false, \ | |
| 117 "Print Conditional Expression Elimination") \ | |
| 118 \ | |
| 119 develop(bool, UseLocalValueNumbering, true, \ | |
| 120 "Use Local Value Numbering (embedded in GraphBuilder)") \ | |
| 121 \ | |
| 122 develop(bool, UseGlobalValueNumbering, true, \ | |
| 123 "Use Global Value Numbering (separate phase)") \ | |
| 124 \ | |
| 125 product(bool, UseLoopInvariantCodeMotion, true, \ | |
| 126 "Simple loop invariant code motion for short loops during GVN") \ | |
| 127 \ | |
| 128 develop(bool, TracePredicateFailedTraps, false, \ | |
| 129 "trace runtime traps caused by predicate failure") \ | |
| 130 \ | |
| 131 develop(bool, StressLoopInvariantCodeMotion, false, \ | |
| 132 "stress loop invariant code motion") \ | |
| 133 \ | |
| 134 develop(bool, TraceRangeCheckElimination, false, \ | |
| 135 "Trace Range Check Elimination") \ | |
| 136 \ | |
| 137 develop(bool, AssertRangeCheckElimination, false, \ | |
| 138 "Assert Range Check Elimination") \ | |
| 139 \ | |
| 140 develop(bool, StressRangeCheckElimination, false, \ | |
| 141 "stress Range Check Elimination") \ | |
| 142 \ | |
| 143 develop(bool, PrintValueNumbering, false, \ | |
| 144 "Print Value Numbering") \ | |
| 145 \ | |
| 146 product(intx, ValueMapInitialSize, 11, \ | |
| 147 "Initial size of a value map") \ | |
| 148 \ | |
| 149 product(intx, ValueMapMaxLoopSize, 8, \ | |
| 150 "maximum size of a loop optimized by global value numbering") \ | |
| 151 \ | |
| 152 develop(bool, EliminateBlocks, true, \ | |
| 153 "Eliminate unneccessary basic blocks") \ | |
| 154 \ | |
| 155 develop(bool, PrintBlockElimination, false, \ | |
| 156 "Print basic block elimination") \ | |
| 157 \ | |
| 158 develop(bool, EliminateNullChecks, true, \ | |
| 159 "Eliminate unneccessary null checks") \ | |
| 160 \ | |
| 161 develop(bool, PrintNullCheckElimination, false, \ | |
| 162 "Print null check elimination") \ | |
| 163 \ | |
| 164 develop(bool, EliminateFieldAccess, true, \ | |
| 165 "Optimize field loads and stores") \ | |
| 166 \ | |
| 167 develop(bool, InlineMethodsWithExceptionHandlers, true, \ | |
| 168 "Inline methods containing exception handlers " \ | |
| 169 "(NOTE: does not work with current backend)") \ | |
| 170 \ | |
| 171 product(bool, InlineSynchronizedMethods, true, \ | |
| 172 "Inline synchronized methods") \ | |
| 173 \ | |
| 174 develop(bool, InlineNIOCheckIndex, true, \ | |
| 175 "Intrinsify java.nio.Buffer.checkIndex") \ | |
| 176 \ | |
| 177 develop(bool, CanonicalizeNodes, true, \ | |
| 178 "Canonicalize graph nodes") \ | |
| 179 \ | |
| 180 develop(bool, PrintCanonicalization, false, \ | |
| 181 "Print graph node canonicalization") \ | |
| 182 \ | |
| 183 develop(bool, UseTableRanges, true, \ | |
| 184 "Faster versions of lookup table using ranges") \ | |
| 185 \ | |
| 186 develop_pd(bool, RoundFPResults, \ | |
| 187 "Indicates whether rounding is needed for floating point results")\ | |
| 188 \ | |
| 189 develop(intx, NestedInliningSizeRatio, 90, \ | |
| 190 "Percentage of prev. allowed inline size in recursive inlining") \ | |
| 191 \ | |
| 192 notproduct(bool, PrintIRWithLIR, false, \ | |
| 193 "Print IR instructions with generated LIR") \ | |
| 194 \ | |
| 195 notproduct(bool, PrintLIRWithAssembly, false, \ | |
| 196 "Show LIR instruction with generated assembly") \ | |
| 197 \ | |
| 198 develop(bool, CommentedAssembly, trueInDebug, \ | |
| 199 "Show extra info in PrintNMethods output") \ | |
| 200 \ | |
| 201 develop(bool, LIRTracePeephole, false, \ | |
| 202 "Trace peephole optimizer") \ | |
| 203 \ | |
| 204 develop(bool, LIRTraceExecution, false, \ | |
| 205 "add LIR code which logs the execution of blocks") \ | |
| 206 \ | |
| 207 product_pd(bool, LIRFillDelaySlots, \ | |
| 208 "fill delays on on SPARC with LIR") \ | |
| 209 \ | |
| 210 develop_pd(bool, CSEArrayLength, \ | |
| 211 "Create separate nodes for length in array accesses") \ | |
| 212 \ | |
| 213 develop_pd(bool, TwoOperandLIRForm, \ | |
| 214 "true if LIR requires src1 and dst to match in binary LIR ops") \ | |
| 215 \ | |
| 216 develop(intx, TraceLinearScanLevel, 0, \ | |
| 217 "Debug levels for the linear scan allocator") \ | |
| 218 \ | |
| 219 develop(bool, StressLinearScan, false, \ | |
| 220 "scramble block order used by LinearScan (stress test)") \ | |
| 221 \ | |
| 222 product(bool, TimeLinearScan, false, \ | |
| 223 "detailed timing of LinearScan phases") \ | |
| 224 \ | |
| 225 develop(bool, TimeEachLinearScan, false, \ | |
| 226 "print detailed timing of each LinearScan run") \ | |
| 227 \ | |
| 228 develop(bool, CountLinearScan, false, \ | |
| 229 "collect statistic counters during LinearScan") \ | |
| 230 \ | |
| 231 /* C1 variable */ \ | |
| 232 \ | |
| 233 develop(bool, C1Breakpoint, false, \ | |
| 234 "Sets a breakpoint at entry of each compiled method") \ | |
| 235 \ | |
| 236 develop(bool, ImplicitDiv0Checks, true, \ | |
| 237 "Use implicit division by zero checks") \ | |
| 238 \ | |
| 239 develop(bool, PinAllInstructions, false, \ | |
| 240 "All instructions are pinned") \ | |
| 241 \ | |
| 242 develop(bool, UseFastNewInstance, true, \ | |
| 243 "Use fast inlined instance allocation") \ | |
| 244 \ | |
| 245 develop(bool, UseFastNewTypeArray, true, \ | |
| 246 "Use fast inlined type array allocation") \ | |
| 247 \ | |
| 248 develop(bool, UseFastNewObjectArray, true, \ | |
| 249 "Use fast inlined object array allocation") \ | |
| 250 \ | |
| 251 develop(bool, UseFastLocking, true, \ | |
| 252 "Use fast inlined locking code") \ | |
| 253 \ | |
| 254 develop(bool, UseSlowPath, false, \ | |
| 255 "For debugging: test slow cases by always using them") \ | |
| 256 \ | |
| 257 develop(bool, GenerateArrayStoreCheck, true, \ | |
| 258 "Generates code for array store checks") \ | |
| 259 \ | |
| 260 develop(bool, DeoptC1, true, \ | |
| 261 "Use deoptimization in C1") \ | |
| 262 \ | |
| 263 develop(bool, PrintBailouts, false, \ | |
| 264 "Print bailout and its reason") \ | |
| 265 \ | |
| 266 develop(bool, TracePatching, false, \ | |
| 267 "Trace patching of field access on uninitialized classes") \ | |
| 268 \ | |
| 269 develop(bool, PatchALot, false, \ | |
| 270 "Marks all fields as having unloaded classes") \ | |
| 271 \ | |
| 272 develop(bool, PrintNotLoaded, false, \ | |
| 273 "Prints where classes are not loaded during code generation") \ | |
| 274 \ | |
| 275 develop(bool, PrintLIR, false, \ | |
| 276 "print low-level IR") \ | |
| 277 \ | |
| 278 develop(bool, BailoutAfterHIR, false, \ | |
| 279 "bailout of compilation after building of HIR") \ | |
| 280 \ | |
| 281 develop(bool, BailoutAfterLIR, false, \ | |
| 282 "bailout of compilation after building of LIR") \ | |
| 283 \ | |
| 284 develop(bool, BailoutOnExceptionHandlers, false, \ | |
| 285 "bailout of compilation for methods with exception handlers") \ | |
| 286 \ | |
| 287 develop(bool, InstallMethods, true, \ | |
| 288 "Install methods at the end of successful compilations") \ | |
| 289 \ | |
| 290 product(intx, CompilationRepeat, 0, \ | |
| 291 "Number of times to recompile method before returning result") \ | |
| 292 \ | |
| 293 develop(intx, NMethodSizeLimit, (64*K)*wordSize, \ | |
| 294 "Maximum size of a compiled method.") \ | |
| 295 \ | |
| 296 develop(bool, TraceFPUStack, false, \ | |
| 297 "Trace emulation of the FPU stack (intel only)") \ | |
| 298 \ | |
| 299 develop(bool, TraceFPURegisterUsage, false, \ | |
| 300 "Trace usage of FPU registers at start of blocks (intel only)") \ | |
| 301 \ | |
| 302 develop(bool, OptimizeUnsafes, true, \ | |
| 303 "Optimize raw unsafe ops") \ | |
| 304 \ | |
| 305 develop(bool, PrintUnsafeOptimization, false, \ | |
| 306 "Print optimization of raw unsafe ops") \ | |
| 307 \ | |
| 308 develop(intx, InstructionCountCutoff, 37000, \ | |
| 309 "If GraphBuilder adds this many instructions, bails out") \ | |
| 310 \ | |
| 311 product_pd(intx, SafepointPollOffset, \ | |
| 312 "Offset added to polling address (Intel only)") \ | |
| 313 \ | |
| 314 develop(bool, ComputeExactFPURegisterUsage, true, \ | |
| 315 "Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \ | |
| 316 \ | |
| 317 product(bool, C1ProfileCalls, true, \ | |
| 318 "Profile calls when generating code for updating MDOs") \ | |
| 319 \ | |
| 320 product(bool, C1ProfileVirtualCalls, true, \ | |
| 321 "Profile virtual calls when generating code for updating MDOs") \ | |
| 322 \ | |
| 323 product(bool, C1ProfileInlinedCalls, true, \ | |
| 324 "Profile inlined calls when generating code for updating MDOs") \ | |
| 325 \ | |
| 326 product(bool, C1ProfileBranches, true, \ | |
| 327 "Profile branches when generating code for updating MDOs") \ | |
| 328 \ | |
| 329 product(bool, C1ProfileCheckcasts, true, \ | |
| 330 "Profile checkcasts when generating code for updating MDOs") \ | |
| 331 \ | |
| 332 product(bool, C1OptimizeVirtualCallProfiling, true, \ | |
| 333 "Use CHA and exact type results at call sites when updating MDOs")\ | |
| 334 \ | |
| 335 product(bool, C1UpdateMethodData, trueInTiered, \ | |
| 336 "Update MethodData*s in Tier1-generated code") \ | |
| 337 \ | |
| 338 develop(bool, PrintCFGToFile, false, \ | |
| 339 "print control flow graph to a separate file during compilation") \ | |
| 340 \ | |
| 341 diagnostic(bool, C1PatchInvokeDynamic, true, \ | |
| 342 "Patch invokedynamic appendix not known at compile time") \ | |
| 343 \ | |
| 344 | |
| 345 | |
| 346 // Read default values for c1 globals | |
| 347 | |
| 348 C1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_NOTPRODUCT_FLAG) | |
| 349 | |
| 350 #endif // SHARE_VM_C1_C1_GLOBALS_HPP |
