Mercurial > hg > truffle
annotate src/share/vm/opto/c2_globals.hpp @ 17936:968a17f18337
8042786: Proper fix for 8032566
Summary: Check for overflow cases in range checks and collapse it if we can.
Reviewed-by: jrose, iveresov
| author | kvn |
|---|---|
| date | Fri, 16 May 2014 12:05:14 -0700 |
| parents | 248ff38d2950 |
| children | 52b4284cb496 411e30e5fbb8 |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
10999
693e4d04fd09
8014959: assert(Compile::current()->live_nodes() < (uint)MaxNodeLimit) failed: Live Node limit exceeded limit
drchase
parents:
10278
diff
changeset
|
2 * Copyright (c) 2000, 2013, 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 * | |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1365
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1365
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1365
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_OPTO_C2_GLOBALS_HPP |
| 26 #define SHARE_VM_OPTO_C2_GLOBALS_HPP | |
| 27 | |
| 28 #include "runtime/globals.hpp" | |
| 29 #ifdef TARGET_ARCH_x86 | |
| 30 # include "c2_globals_x86.hpp" | |
| 31 #endif | |
| 32 #ifdef TARGET_ARCH_sparc | |
| 33 # include "c2_globals_sparc.hpp" | |
| 34 #endif | |
|
2192
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
2008
diff
changeset
|
35 #ifdef TARGET_ARCH_arm |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
2008
diff
changeset
|
36 # include "c2_globals_arm.hpp" |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
2008
diff
changeset
|
37 #endif |
| 14391 | 38 #ifdef TARGET_ARCH_ppc |
| 39 # include "c2_globals_ppc.hpp" | |
| 40 #endif | |
| 1972 | 41 #ifdef TARGET_OS_FAMILY_linux |
| 42 # include "c2_globals_linux.hpp" | |
| 43 #endif | |
| 44 #ifdef TARGET_OS_FAMILY_solaris | |
| 45 # include "c2_globals_solaris.hpp" | |
| 46 #endif | |
| 47 #ifdef TARGET_OS_FAMILY_windows | |
| 48 # include "c2_globals_windows.hpp" | |
| 49 #endif | |
| 14411 | 50 #ifdef TARGET_OS_FAMILY_aix |
| 51 # include "c2_globals_aix.hpp" | |
| 52 #endif | |
| 3960 | 53 #ifdef TARGET_OS_FAMILY_bsd |
| 54 # include "c2_globals_bsd.hpp" | |
| 55 #endif | |
| 1972 | 56 |
| 0 | 57 // |
| 58 // Defines all globals flags used by the server compiler. | |
| 59 // | |
| 60 | |
|
1080
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
61 #define C2_FLAGS(develop, develop_pd, product, product_pd, diagnostic, experimental, notproduct) \ |
| 0 | 62 \ |
|
8691
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
63 develop(bool, StressLCM, false, \ |
|
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
64 "Randomize instruction scheduling in LCM") \ |
|
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
65 \ |
|
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
66 develop(bool, StressGCM, false, \ |
|
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
67 "Randomize instruction scheduling in GCM") \ |
|
571076d3c79d
8009120: Fuzz instruction scheduling in HotSpot compilers
shade
parents:
8048
diff
changeset
|
68 \ |
| 0 | 69 notproduct(intx, CompileZapFirst, 0, \ |
| 70 "If +ZapDeadCompiledLocals, " \ | |
| 71 "skip this many before compiling in zap calls") \ | |
| 72 \ | |
| 73 notproduct(intx, CompileZapLast, -1, \ | |
| 74 "If +ZapDeadCompiledLocals, " \ | |
| 75 "compile this many after skipping (incl. skip count, -1 = all)") \ | |
| 76 \ | |
| 77 notproduct(intx, ZapDeadCompiledLocalsFirst, 0, \ | |
| 78 "If +ZapDeadCompiledLocals, " \ | |
| 79 "skip this many before really doing it") \ | |
| 80 \ | |
| 81 notproduct(intx, ZapDeadCompiledLocalsLast, -1, \ | |
| 82 "If +ZapDeadCompiledLocals, " \ | |
| 83 "do this many after skipping (incl. skip count, -1 = all)") \ | |
| 84 \ | |
| 85 develop(intx, OptoPrologueNops, 0, \ | |
| 86 "Insert this many extra nop instructions " \ | |
| 87 "in the prologue of every nmethod") \ | |
| 88 \ | |
| 89 product_pd(intx, InteriorEntryAlignment, \ | |
| 90 "Code alignment for interior entry points " \ | |
| 91 "in generated code (in bytes)") \ | |
| 92 \ | |
| 93 product(intx, MaxLoopPad, (OptoLoopAlignment-1), \ | |
| 94 "Align a loop if padding size in bytes is less or equal to this value") \ | |
| 95 \ | |
|
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
96 product(intx, MaxVectorSize, 32, \ |
|
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
97 "Max vector size in bytes, " \ |
|
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
98 "actual size could be less depending on elements type") \ |
|
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
99 \ |
| 6794 | 100 product(bool, AlignVector, true, \ |
|
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
101 "Perform vector store/load alignment in loop") \ |
|
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
5948
diff
changeset
|
102 \ |
| 0 | 103 product(intx, NumberOfLoopInstrToAlign, 4, \ |
| 104 "Number of first instructions in a loop to align") \ | |
| 105 \ | |
| 106 notproduct(intx, IndexSetWatch, 0, \ | |
| 107 "Trace all operations on this IndexSet (-1 means all, 0 none)") \ | |
| 108 \ | |
| 109 develop(intx, OptoNodeListSize, 4, \ | |
| 110 "Starting allocation size of Node_List data structures") \ | |
| 111 \ | |
| 112 develop(intx, OptoBlockListSize, 8, \ | |
| 113 "Starting allocation size of Block_List data structures") \ | |
| 114 \ | |
| 115 develop(intx, OptoPeepholeAt, -1, \ | |
| 116 "Apply peephole optimizations to this peephole rule") \ | |
| 117 \ | |
| 118 notproduct(bool, PrintIdeal, false, \ | |
| 119 "Print ideal graph before code generation") \ | |
| 120 \ | |
| 121 notproduct(bool, PrintOpto, false, \ | |
| 122 "Print compiler2 attempts") \ | |
| 123 \ | |
| 124 notproduct(bool, PrintOptoInlining, false, \ | |
| 125 "Print compiler2 inlining decisions") \ | |
| 126 \ | |
| 127 notproduct(bool, VerifyOpto, false, \ | |
| 128 "Apply more time consuming verification during compilation") \ | |
| 129 \ | |
|
7196
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
130 notproduct(bool, VerifyIdealNodeCount, false, \ |
|
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
131 "Verify that tracked dead ideal node count is accurate") \ |
|
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
132 \ |
|
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
133 notproduct(bool, PrintIdealNodeCount, false, \ |
|
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
134 "Print liveness counts of ideal nodes") \ |
|
2aff40cb4703
7092905: C2: Keep track of the number of dead nodes
bharadwaj
parents:
6895
diff
changeset
|
135 \ |
| 0 | 136 notproduct(bool, VerifyOptoOopOffsets, false, \ |
| 137 "Check types of base addresses in field references") \ | |
| 138 \ | |
| 139 develop(bool, IdealizedNumerics, false, \ | |
| 140 "Check performance difference allowing FP " \ | |
| 141 "associativity and commutativity...") \ | |
| 142 \ | |
| 143 develop(bool, OptoBreakpoint, false, \ | |
| 144 "insert breakpoint at method entry") \ | |
| 145 \ | |
| 146 notproduct(bool, OptoBreakpointOSR, false, \ | |
| 147 "insert breakpoint at osr method entry") \ | |
| 148 \ | |
| 149 notproduct(intx, BreakAtNode, 0, \ | |
| 150 "Break at construction of this Node (either _idx or _debug_idx)") \ | |
| 151 \ | |
| 152 notproduct(bool, OptoBreakpointC2R, false, \ | |
| 153 "insert breakpoint at runtime stub entry") \ | |
| 154 \ | |
| 155 notproduct(bool, OptoNoExecute, false, \ | |
| 156 "Attempt to parse and compile but do not execute generated code") \ | |
| 157 \ | |
| 158 notproduct(bool, PrintOptoStatistics, false, \ | |
| 159 "Print New compiler statistics") \ | |
| 160 \ | |
| 161 notproduct(bool, PrintOptoAssembly, false, \ | |
| 162 "Print New compiler assembly output") \ | |
| 163 \ | |
| 164 develop_pd(bool, OptoPeephole, \ | |
| 165 "Apply peephole optimizations after register allocation") \ | |
| 166 \ | |
| 167 develop(bool, OptoRemoveUseless, true, \ | |
| 168 "Remove useless nodes after parsing") \ | |
| 169 \ | |
| 170 notproduct(bool, PrintFrameConverterAssembly, false, \ | |
| 171 "Print New compiler assembly output for frame converters") \ | |
| 172 \ | |
| 173 notproduct(bool, PrintParseStatistics, false, \ | |
| 174 "Print nodes, transforms and new values made per bytecode parsed")\ | |
| 175 \ | |
| 176 notproduct(bool, PrintOptoPeephole, false, \ | |
| 177 "Print New compiler peephole replacements") \ | |
| 178 \ | |
| 179 develop(bool, PrintCFGBlockFreq, false, \ | |
| 180 "Print CFG block freqencies") \ | |
| 181 \ | |
| 182 develop(bool, TraceOptoParse, false, \ | |
| 183 "Trace bytecode parse and control-flow merge") \ | |
| 184 \ | |
| 185 product_pd(intx, LoopUnrollLimit, \ | |
| 186 "Unroll loop bodies with node count less than this") \ | |
| 187 \ | |
|
12027
bcc4f6f54d83
8022993: Convert MAX_UNROLL constant to LoopMaxUnroll C2 flag
kvn
parents:
10999
diff
changeset
|
188 product(intx, LoopMaxUnroll, 16, \ |
|
bcc4f6f54d83
8022993: Convert MAX_UNROLL constant to LoopMaxUnroll C2 flag
kvn
parents:
10999
diff
changeset
|
189 "Maximum number of unrolls for main loop") \ |
|
bcc4f6f54d83
8022993: Convert MAX_UNROLL constant to LoopMaxUnroll C2 flag
kvn
parents:
10999
diff
changeset
|
190 \ |
| 0 | 191 product(intx, LoopUnrollMin, 4, \ |
| 192 "Minimum number of unroll loop bodies before checking progress" \ | |
| 193 "of rounds of unroll,optimize,..") \ | |
| 194 \ | |
| 195 develop(intx, UnrollLimitForProfileCheck, 1, \ | |
| 196 "Don't use profile_trip_cnt() to restrict unrolling until " \ | |
| 197 "unrolling would push the number of unrolled iterations above " \ | |
| 198 "UnrollLimitForProfileCheck. A higher value allows more " \ | |
| 199 "unrolling. Zero acts as a very large value." ) \ | |
| 200 \ | |
| 201 product(intx, MultiArrayExpandLimit, 6, \ | |
| 202 "Maximum number of individual allocations in an inline-expanded " \ | |
| 203 "multianewarray instruction") \ | |
| 204 \ | |
| 205 notproduct(bool, TraceProfileTripCount, false, \ | |
| 206 "Trace profile loop trip count information") \ | |
| 207 \ | |
| 1172 | 208 product(bool, UseLoopPredicate, true, \ |
| 209 "Generate a predicate to select fast/slow loop versions") \ | |
| 210 \ | |
| 211 develop(bool, TraceLoopPredicate, false, \ | |
| 212 "Trace generation of loop predicates") \ | |
| 213 \ | |
|
2383
9dc311b8473e
7008866: Missing loop predicate for loop with multiple entries
kvn
parents:
2192
diff
changeset
|
214 develop(bool, TraceLoopOpts, false, \ |
|
9dc311b8473e
7008866: Missing loop predicate for loop with multiple entries
kvn
parents:
2192
diff
changeset
|
215 "Trace executed loop optimizations") \ |
|
9dc311b8473e
7008866: Missing loop predicate for loop with multiple entries
kvn
parents:
2192
diff
changeset
|
216 \ |
| 3345 | 217 diagnostic(bool, LoopLimitCheck, true, \ |
| 218 "Generate a loop limits check for overflow") \ | |
| 219 \ | |
| 220 develop(bool, TraceLoopLimitCheck, false, \ | |
| 221 "Trace generation of loop limits checks") \ | |
| 222 \ | |
| 223 diagnostic(bool, RangeLimitCheck, true, \ | |
| 224 "Additional overflow checks during range check elimination") \ | |
| 225 \ | |
| 226 develop(bool, TraceRangeLimitCheck, false, \ | |
| 227 "Trace additional overflow checks in RCE") \ | |
| 228 \ | |
| 229 diagnostic(bool, UnrollLimitCheck, true, \ | |
| 230 "Additional overflow checks during loop unroll") \ | |
| 231 \ | |
|
14437
15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents:
14428
diff
changeset
|
232 /* OptimizeFill not yet supported on PowerPC. */ \ |
|
15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents:
14428
diff
changeset
|
233 product(bool, OptimizeFill, true PPC64_ONLY(&& false), \ |
| 1763 | 234 "convert fill/copy loops into intrinsic") \ |
| 235 \ | |
| 236 develop(bool, TraceOptimizeFill, false, \ | |
| 237 "print detailed information about fill conversion") \ | |
| 238 \ | |
| 0 | 239 develop(bool, OptoCoalesce, true, \ |
| 240 "Use Conservative Copy Coalescing in the Register Allocator") \ | |
| 241 \ | |
| 242 develop(bool, UseUniqueSubclasses, true, \ | |
| 243 "Narrow an abstract reference to the unique concrete subclass") \ | |
| 244 \ | |
| 245 develop(bool, UseExactTypes, true, \ | |
| 246 "Use exact types to eliminate array store checks and v-calls") \ | |
| 247 \ | |
| 248 product(intx, TrackedInitializationLimit, 50, \ | |
| 249 "When initializing fields, track up to this many words") \ | |
| 250 \ | |
| 251 product(bool, ReduceFieldZeroing, true, \ | |
| 252 "When initializing fields, try to avoid needless zeroing") \ | |
| 253 \ | |
| 254 product(bool, ReduceInitialCardMarks, true, \ | |
| 255 "When initializing fields, try to avoid needless card marks") \ | |
| 256 \ | |
| 257 product(bool, ReduceBulkZeroing, true, \ | |
| 258 "When bulk-initializing, try to avoid needless zeroing") \ | |
| 259 \ | |
|
1730
f55c4f82ab9d
6978249: spill between cpu and fpu registers when those moves are fast
never
parents:
1685
diff
changeset
|
260 product(bool, UseFPUForSpilling, false, \ |
|
f55c4f82ab9d
6978249: spill between cpu and fpu registers when those moves are fast
never
parents:
1685
diff
changeset
|
261 "Spill integer registers to FPU instead of stack when possible") \ |
|
f55c4f82ab9d
6978249: spill between cpu and fpu registers when those moves are fast
never
parents:
1685
diff
changeset
|
262 \ |
| 0 | 263 develop_pd(intx, RegisterCostAreaRatio, \ |
| 264 "Spill selection in reg allocator: scale area by (X/64K) before " \ | |
| 265 "adding cost") \ | |
| 266 \ | |
| 267 develop_pd(bool, UseCISCSpill, \ | |
| 268 "Use ADLC supplied cisc instructions during allocation") \ | |
| 269 \ | |
| 270 notproduct(bool, VerifyGraphEdges , false, \ | |
| 271 "Verify Bi-directional Edges") \ | |
| 272 \ | |
| 273 notproduct(bool, VerifyDUIterators, true, \ | |
| 274 "Verify the safety of all iterations of Bi-directional Edges") \ | |
| 275 \ | |
| 276 notproduct(bool, VerifyHashTableKeys, true, \ | |
| 277 "Verify the immutability of keys in the VN hash tables") \ | |
| 278 \ | |
|
550
96964ebdb154
6782232: assert("CreateEx must be first instruction in block" )
kvn
parents:
434
diff
changeset
|
279 notproduct(bool, VerifyRegisterAllocator , false, \ |
|
96964ebdb154
6782232: assert("CreateEx must be first instruction in block" )
kvn
parents:
434
diff
changeset
|
280 "Verify Register Allocator") \ |
|
96964ebdb154
6782232: assert("CreateEx must be first instruction in block" )
kvn
parents:
434
diff
changeset
|
281 \ |
| 0 | 282 develop_pd(intx, FLOATPRESSURE, \ |
| 283 "Number of float LRG's that constitute high register pressure") \ | |
| 284 \ | |
| 285 develop_pd(intx, INTPRESSURE, \ | |
| 286 "Number of integer LRG's that constitute high register pressure") \ | |
| 287 \ | |
| 288 notproduct(bool, TraceOptoPipelining, false, \ | |
| 289 "Trace pipelining information") \ | |
| 290 \ | |
| 291 notproduct(bool, TraceOptoOutput, false, \ | |
| 292 "Trace pipelining information") \ | |
| 293 \ | |
| 294 product_pd(bool, OptoScheduling, \ | |
| 295 "Instruction Scheduling after register allocation") \ | |
| 296 \ | |
| 297 product(bool, PartialPeelLoop, true, \ | |
| 298 "Partial peel (rotate) loops") \ | |
| 299 \ | |
| 300 product(intx, PartialPeelNewPhiDelta, 0, \ | |
| 301 "Additional phis that can be created by partial peeling") \ | |
| 302 \ | |
| 303 notproduct(bool, TracePartialPeeling, false, \ | |
| 304 "Trace partial peeling (loop rotation) information") \ | |
| 305 \ | |
| 306 product(bool, PartialPeelAtUnsignedTests, true, \ | |
| 307 "Partial peel at unsigned tests if no signed test exists") \ | |
| 308 \ | |
| 309 product(bool, ReassociateInvariants, true, \ | |
| 310 "Enable reassociation of expressions with loop invariants.") \ | |
| 311 \ | |
| 312 product(bool, LoopUnswitching, true, \ | |
| 313 "Enable loop unswitching (a form of invariant test hoisting)") \ | |
| 314 \ | |
| 315 notproduct(bool, TraceLoopUnswitching, false, \ | |
| 316 "Trace loop unswitching") \ | |
| 317 \ | |
| 318 product(bool, UseSuperWord, true, \ | |
| 319 "Transform scalar operations into superword operations") \ | |
| 320 \ | |
| 321 develop(bool, SuperWordRTDepCheck, false, \ | |
| 322 "Enable runtime dependency checks.") \ | |
| 323 \ | |
|
6183
6f8f439e247d
7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
kvn
parents:
6179
diff
changeset
|
324 notproduct(bool, TraceSuperWord, false, \ |
| 0 | 325 "Trace superword transforms") \ |
| 326 \ | |
|
6183
6f8f439e247d
7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
kvn
parents:
6179
diff
changeset
|
327 notproduct(bool, TraceNewVectors, false, \ |
|
6f8f439e247d
7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
kvn
parents:
6179
diff
changeset
|
328 "Trace creation of Vector nodes") \ |
|
6f8f439e247d
7177923: SIGBUS on sparc in compiled code for java.util.Calendar.clear()
kvn
parents:
6179
diff
changeset
|
329 \ |
| 0 | 330 product_pd(bool, OptoBundling, \ |
| 331 "Generate nops to fill i-cache lines") \ | |
| 332 \ | |
| 333 product_pd(intx, ConditionalMoveLimit, \ | |
| 334 "Limit of ops to make speculative when using CMOVE") \ | |
| 335 \ | |
| 336 /* Set BranchOnRegister == false. See 4965987. */ \ | |
| 337 product(bool, BranchOnRegister, false, \ | |
| 338 "Use Sparc V9 branch-on-register opcodes") \ | |
| 339 \ | |
| 340 develop(bool, SparcV9RegsHiBitsZero, true, \ | |
| 341 "Assume Sparc V9 I&L registers on V8+ systems are zero-extended") \ | |
| 342 \ | |
| 2008 | 343 product(bool, UseRDPCForConstantTableBase, false, \ |
| 344 "Use Sparc RDPC instruction for the constant table base.") \ | |
| 345 \ | |
| 0 | 346 develop(intx, PrintIdealGraphLevel, 0, \ |
| 347 "Print ideal graph to XML file / network interface. " \ | |
| 348 "By default attempts to connect to the visualizer on a socket.") \ | |
| 349 \ | |
| 350 develop(intx, PrintIdealGraphPort, 4444, \ | |
| 351 "Ideal graph printer to network port") \ | |
| 352 \ | |
| 434 | 353 notproduct(ccstr, PrintIdealGraphAddress, "127.0.0.1", \ |
| 0 | 354 "IP address to connect to visualizer") \ |
| 355 \ | |
| 434 | 356 notproduct(ccstr, PrintIdealGraphFile, NULL, \ |
| 0 | 357 "File to dump ideal graph to. If set overrides the " \ |
| 358 "use of the network") \ | |
| 359 \ | |
| 17680 | 360 product(bool, UseOldInlining, true, \ |
| 361 "Enable the 1.3 inlining strategy") \ | |
| 362 \ | |
| 0 | 363 product(bool, UseBimorphicInlining, true, \ |
| 364 "Profiling based inlining for two receivers") \ | |
| 365 \ | |
| 366 product(bool, UseOnlyInlinedBimorphic, true, \ | |
| 367 "Don't use BimorphicInlining if can't inline a second method") \ | |
| 368 \ | |
| 369 product(bool, InsertMemBarAfterArraycopy, true, \ | |
| 370 "Insert memory barrier after arraycopy call") \ | |
| 371 \ | |
| 1685 | 372 develop(bool, SubsumeLoads, true, \ |
| 373 "Attempt to compile while subsuming loads into machine instructions.") \ | |
| 374 \ | |
| 375 develop(bool, StressRecompilation, false, \ | |
| 376 "Recompile each compiled method without subsuming loads or escape analysis.") \ | |
| 377 \ | |
| 0 | 378 develop(intx, ImplicitNullCheckThreshold, 3, \ |
| 379 "Don't do implicit null checks if NPE's in a method exceeds limit") \ | |
| 380 \ | |
| 381 product(intx, LoopOptsCount, 43, \ | |
| 382 "Set level of loop optimization for tier 1 compiles") \ | |
| 383 \ | |
| 384 /* controls for heat-based inlining */ \ | |
| 385 \ | |
| 386 develop(intx, NodeCountInliningCutoff, 18000, \ | |
| 387 "If parser node generation exceeds limit stop inlining") \ | |
| 388 \ | |
| 389 develop(intx, NodeCountInliningStep, 1000, \ | |
| 390 "Target size of warm calls inlined between optimization passes") \ | |
| 391 \ | |
| 392 develop(bool, InlineWarmCalls, false, \ | |
| 393 "Use a heat-based priority queue to govern inlining") \ | |
| 394 \ | |
| 395 develop(intx, HotCallCountThreshold, 999999, \ | |
| 396 "large numbers of calls (per method invocation) force hotness") \ | |
| 397 \ | |
| 398 develop(intx, HotCallProfitThreshold, 999999, \ | |
| 399 "highly profitable inlining opportunities force hotness") \ | |
| 400 \ | |
| 401 develop(intx, HotCallTrivialWork, -1, \ | |
| 402 "trivial execution time (no larger than this) forces hotness") \ | |
| 403 \ | |
| 404 develop(intx, HotCallTrivialSize, -1, \ | |
| 405 "trivial methods (no larger than this) force calls to be hot") \ | |
| 406 \ | |
| 407 develop(intx, WarmCallMinCount, -1, \ | |
| 408 "number of calls (per method invocation) to enable inlining") \ | |
| 409 \ | |
| 410 develop(intx, WarmCallMinProfit, -1, \ | |
| 411 "number of calls (per method invocation) to enable inlining") \ | |
| 412 \ | |
| 413 develop(intx, WarmCallMaxWork, 999999, \ | |
| 414 "execution time of the largest inlinable method") \ | |
| 415 \ | |
| 416 develop(intx, WarmCallMaxSize, 999999, \ | |
| 417 "size of the largest inlinable method") \ | |
| 418 \ | |
|
10999
693e4d04fd09
8014959: assert(Compile::current()->live_nodes() < (uint)MaxNodeLimit) failed: Live Node limit exceeded limit
drchase
parents:
10278
diff
changeset
|
419 product(intx, MaxNodeLimit, 80000, \ |
| 0 | 420 "Maximum number of nodes") \ |
| 421 \ | |
|
10999
693e4d04fd09
8014959: assert(Compile::current()->live_nodes() < (uint)MaxNodeLimit) failed: Live Node limit exceeded limit
drchase
parents:
10278
diff
changeset
|
422 product(intx, NodeLimitFudgeFactor, 2000, \ |
| 0 | 423 "Fudge Factor for certain optimizations") \ |
| 424 \ | |
| 425 product(bool, UseJumpTables, true, \ | |
| 426 "Use JumpTables instead of a binary search tree for switches") \ | |
| 427 \ | |
| 428 product(bool, UseDivMod, true, \ | |
| 429 "Use combined DivMod instruction if available") \ | |
| 430 \ | |
|
12192
34bd5e86aadb
8010941: MinJumpTableSize is set to 18, investigate if that's still optimal
adlertz
parents:
12190
diff
changeset
|
431 product_pd(intx, MinJumpTableSize, \ |
| 0 | 432 "Minimum number of targets in a generated jump table") \ |
| 433 \ | |
| 434 product(intx, MaxJumpTableSize, 65000, \ | |
| 435 "Maximum number of targets in a generated jump table") \ | |
| 436 \ | |
| 437 product(intx, MaxJumpTableSparseness, 5, \ | |
| 438 "Maximum sparseness for jumptables") \ | |
| 439 \ | |
| 440 product(bool, EliminateLocks, true, \ | |
| 441 "Coarsen locks when possible") \ | |
| 442 \ | |
| 4777 | 443 product(bool, EliminateNestedLocks, true, \ |
| 444 "Eliminate nested locks of the same object when possible") \ | |
| 445 \ | |
| 0 | 446 notproduct(bool, PrintLockStatistics, false, \ |
| 447 "Print precise statistics on the dynamic lock usage") \ | |
| 448 \ | |
| 449 diagnostic(bool, PrintPreciseBiasedLockingStatistics, false, \ | |
| 450 "Print per-lock-site statistics of biased locking in JVM") \ | |
| 451 \ | |
| 17780 | 452 diagnostic(bool, PrintPreciseRTMLockingStatistics, false, \ |
| 453 "Print per-lock-site statistics of rtm locking in JVM") \ | |
| 454 \ | |
| 0 | 455 notproduct(bool, PrintEliminateLocks, false, \ |
| 456 "Print out when locks are eliminated") \ | |
| 457 \ | |
| 17936 | 458 product(bool, EliminateAutoBox, true, \ |
| 10278 | 459 "Control optimizations for autobox elimination") \ |
|
17
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
460 \ |
| 17820 | 461 diagnostic(bool, UseImplicitStableValues, true, \ |
|
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12027
diff
changeset
|
462 "Mark well-known stable fields as such (e.g. String.value)") \ |
|
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12027
diff
changeset
|
463 \ |
|
17
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
464 product(intx, AutoBoxCacheMax, 128, \ |
|
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
465 "Sets max value cached by the java.lang.Integer autobox cache") \ |
|
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
466 \ |
| 10278 | 467 experimental(bool, AggressiveUnboxing, false, \ |
| 468 "Control optimizations for aggressive boxing elimination") \ | |
| 469 \ | |
|
14428
044b28168e20
8003854: PPC64 (part 115): Introduce PostallocExpand that expands nodes after register allocation
goetz
parents:
14422
diff
changeset
|
470 develop(bool, TracePostallocExpand, false, "Trace expanding nodes after" \ |
|
044b28168e20
8003854: PPC64 (part 115): Introduce PostallocExpand that expands nodes after register allocation
goetz
parents:
14422
diff
changeset
|
471 " register allocation.") \ |
|
044b28168e20
8003854: PPC64 (part 115): Introduce PostallocExpand that expands nodes after register allocation
goetz
parents:
14422
diff
changeset
|
472 \ |
| 930 | 473 product(bool, DoEscapeAnalysis, true, \ |
| 0 | 474 "Perform escape analysis") \ |
| 475 \ | |
|
6895
006174cfe979
7163534: VM could crashes assert(false) failed: infinite EA connection graph build
kvn
parents:
6794
diff
changeset
|
476 develop(bool, ExitEscapeAnalysisOnTimeout, true, \ |
|
006174cfe979
7163534: VM could crashes assert(false) failed: infinite EA connection graph build
kvn
parents:
6794
diff
changeset
|
477 "Exit or throw assert in EA when it reaches time limit") \ |
|
006174cfe979
7163534: VM could crashes assert(false) failed: infinite EA connection graph build
kvn
parents:
6794
diff
changeset
|
478 \ |
| 0 | 479 notproduct(bool, PrintEscapeAnalysis, false, \ |
| 480 "Print the results of escape analysis") \ | |
| 481 \ | |
| 482 product(bool, EliminateAllocations, true, \ | |
| 483 "Use escape analysis to eliminate allocations") \ | |
| 484 \ | |
| 65 | 485 notproduct(bool, PrintEliminateAllocations, false, \ |
| 486 "Print out when allocations are eliminated") \ | |
| 487 \ | |
| 488 product(intx, EliminateAllocationArraySizeLimit, 64, \ | |
| 489 "Array size (number of elements) limit for scalar replacement") \ | |
| 490 \ | |
| 4113 | 491 product(bool, OptimizePtrCompare, true, \ |
| 492 "Use escape analysis to optimize pointers compare") \ | |
| 493 \ | |
| 494 notproduct(bool, PrintOptimizePtrCompare, false, \ | |
| 495 "Print information about optimized pointers compare") \ | |
| 496 \ | |
|
5948
ee138854b3a6
7147744: CTW: assert(false) failed: infinite EA connection graph build
kvn
parents:
4777
diff
changeset
|
497 notproduct(bool, VerifyConnectionGraph , true, \ |
|
ee138854b3a6
7147744: CTW: assert(false) failed: infinite EA connection graph build
kvn
parents:
4777
diff
changeset
|
498 "Verify Connection Graph construction in Escape Analysis") \ |
|
ee138854b3a6
7147744: CTW: assert(false) failed: infinite EA connection graph build
kvn
parents:
4777
diff
changeset
|
499 \ |
| 673 | 500 product(bool, UseOptoBiasInlining, true, \ |
|
420
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
418
diff
changeset
|
501 "Generate biased locking code in C2 ideal graph") \ |
|
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
418
diff
changeset
|
502 \ |
| 4039 | 503 product(bool, OptimizeStringConcat, true, \ |
|
1080
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
504 "Optimize the construction of Strings by StringBuilder") \ |
|
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
505 \ |
|
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
506 notproduct(bool, PrintOptimizeStringConcat, false, \ |
|
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
507 "Print information about transformations performed on Strings") \ |
|
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
508 \ |
|
253
b0fe4deeb9fb
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
245
diff
changeset
|
509 product(intx, ValueSearchLimit, 1000, \ |
|
b0fe4deeb9fb
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
245
diff
changeset
|
510 "Recursion limit in PhaseMacroExpand::value_from_mem_phi") \ |
|
b0fe4deeb9fb
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
245
diff
changeset
|
511 \ |
| 0 | 512 product(intx, MaxLabelRootDepth, 1100, \ |
| 513 "Maximum times call Label_Root to prevent stack overflow") \ | |
|
155
723be81c1212
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
65
diff
changeset
|
514 \ |
|
723be81c1212
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
65
diff
changeset
|
515 diagnostic(intx, DominatorSearchLimit, 1000, \ |
|
723be81c1212
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
65
diff
changeset
|
516 "Iterations limit in Node::dominates") \ |
| 418 | 517 \ |
| 518 product(bool, BlockLayoutByFrequency, true, \ | |
| 519 "Use edge frequencies to drive block ordering") \ | |
| 520 \ | |
| 521 product(intx, BlockLayoutMinDiamondPercentage, 20, \ | |
| 522 "Miniumum %% of a successor (predecessor) for which block layout "\ | |
| 523 "a will allow a fork (join) in a single chain") \ | |
| 524 \ | |
| 673 | 525 product(bool, BlockLayoutRotateLoops, true, \ |
| 418 | 526 "Allow back branches to be fall throughs in the block layour") \ |
|
6633
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
527 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
528 develop(bool, InlineReflectionGetCallerClass, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
529 "inline sun.reflect.Reflection.getCallerClass(), known to be part "\ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
530 "of base library DLL") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
531 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
532 develop(bool, InlineObjectCopy, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
533 "inline Object.clone and Arrays.copyOf[Range] intrinsics") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
534 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
535 develop(bool, SpecialStringCompareTo, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
536 "special version of string compareTo") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
537 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
538 develop(bool, SpecialStringIndexOf, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
539 "special version of string indexOf") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
540 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
541 develop(bool, SpecialStringEquals, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
542 "special version of string equals") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
543 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
544 develop(bool, SpecialArraysEquals, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
545 "special version of Arrays.equals(char[],char[])") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
546 \ |
|
7637
b30b3c2a0cf2
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
7473
diff
changeset
|
547 product(bool, SpecialEncodeISOArray, true, \ |
|
b30b3c2a0cf2
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
7473
diff
changeset
|
548 "special version of ISO_8859_1$Encoder.encodeISOArray") \ |
|
b30b3c2a0cf2
6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86
kvn
parents:
7473
diff
changeset
|
549 \ |
|
6633
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
550 develop(bool, BailoutToInterpreterForThrows, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
551 "Compiled methods which throws/catches exceptions will be " \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
552 "deopt and intp.") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
553 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
554 develop(bool, ConvertCmpD2CmpF, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
555 "Convert cmpD to cmpF when one input is constant in float range") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
556 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
557 develop(bool, ConvertFloat2IntClipping, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
558 "Convert float2int clipping idiom to integer clipping") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
559 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
560 develop(bool, Use24BitFPMode, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
561 "Set 24-bit FPU mode on a per-compile basis ") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
562 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
563 develop(bool, Use24BitFP, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
564 "use FP instructions that produce 24-bit precise results") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
565 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
566 develop(bool, MonomorphicArrayCheck, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
567 "Uncommon-trap array store checks that require full type check") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
568 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
569 notproduct(bool, TracePhaseCCP, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
570 "Print progress during Conditional Constant Propagation") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
571 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
572 develop(bool, PrintDominators, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
573 "Print out dominator trees for GVN") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
574 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
575 notproduct(bool, TraceSpilling, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
576 "Trace spilling") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
577 \ |
| 6793 | 578 diagnostic(bool, TraceTypeProfile, false, \ |
|
6633
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
579 "Trace type profile") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
580 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
581 develop(bool, PoisonOSREntry, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
582 "Detect abnormal calls to OSR code") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
583 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
584 product(bool, UseCondCardMark, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
585 "Check for already marked card before updating card table") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
586 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
587 develop(bool, SoftMatchFailure, trueInProduct, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
588 "If the DFA fails to match a node, print a message and bail out") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
589 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
590 develop(bool, InlineAccessors, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
591 "inline accessor methods (get/set)") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
592 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
593 product(intx, TypeProfileMajorReceiverPercent, 90, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
594 "% of major receiver type to all profiled receivers") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
595 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
596 notproduct(bool, TimeCompiler2, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
597 "detailed time the compiler (requires +TimeCompiler)") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
598 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
599 diagnostic(bool, PrintIntrinsics, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
600 "prints attempted and successful inlining of intrinsics") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
601 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
602 diagnostic(ccstrlist, DisableIntrinsic, "", \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
603 "do not expand intrinsics whose (internal) names appear here") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
604 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
605 develop(bool, StressReflectiveCode, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
606 "Use inexact types at allocations, etc., to test reflection") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
607 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
608 diagnostic(bool, DebugInlinedCalls, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
609 "If false, restricts profiled locations to the root method only") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
610 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
611 notproduct(bool, VerifyLoopOptimizations, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
612 "verify major loop optimizations") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
613 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
614 diagnostic(bool, ProfileDynamicTypes, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
615 "do extra type profiling and use it more aggressively") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
616 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
617 develop(bool, TraceIterativeGVN, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
618 "Print progress during Iterative Global Value Numbering") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
619 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
620 develop(bool, VerifyIterativeGVN, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
621 "Verify Def-Use modifications during sparse Iterative Global " \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
622 "Value Numbering") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
623 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
624 notproduct(bool, TraceCISCSpill, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
625 "Trace allocators use of cisc spillable instructions") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
626 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
627 product(bool, SplitIfBlocks, true, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
628 "Clone compares and control flow through merge points to fold " \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
629 "some branches") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
630 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
631 develop(intx, FreqCountInvocations, 1, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
632 "Scaling factor for branch frequencies (deprecated)") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
633 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
634 product(intx, AliasLevel, 3, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
635 "0 for no aliasing, 1 for oop/field/static/array split, " \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
636 "2 for class split, 3 for unique instances") \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
637 \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
638 develop(bool, VerifyAliases, false, \ |
|
a5dd6e3ef9f3
6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents:
6183
diff
changeset
|
639 "perform extra checks on the results of alias analysis") \ |
| 7473 | 640 \ |
| 641 product(bool, IncrementalInline, true, \ | |
| 642 "do post parse inlining") \ | |
| 643 \ | |
| 644 develop(bool, AlwaysIncrementalInline, false, \ | |
| 645 "do all inlining incrementally") \ | |
| 646 \ | |
| 647 product(intx, LiveNodeCountInliningCutoff, 20000, \ | |
| 648 "max number of live nodes in a method") \ | |
|
8048
8b3da8d14c93
7197327: 40% regression on 8 b41 comp 8 b40 on specjvm2008.mpegaudio on oob
roland
parents:
7637
diff
changeset
|
649 \ |
|
8b3da8d14c93
7197327: 40% regression on 8 b41 comp 8 b40 on specjvm2008.mpegaudio on oob
roland
parents:
7637
diff
changeset
|
650 diagnostic(bool, OptimizeExpensiveOps, true, \ |
|
8b3da8d14c93
7197327: 40% regression on 8 b41 comp 8 b40 on specjvm2008.mpegaudio on oob
roland
parents:
7637
diff
changeset
|
651 "Find best control for expensive operations") \ |
| 12323 | 652 \ |
|
17726
085b304a1cc5
8027754: Enable loop optimizations for loops with MathExact inside
rbackman
parents:
17699
diff
changeset
|
653 product(bool, UseMathExactIntrinsics, true, \ |
|
12956
3213ba4d3dff
8024069: replace_in_map() should operate on parent maps
roland
parents:
12323
diff
changeset
|
654 "Enables intrinsification of various java.lang.Math functions") \ |
|
3213ba4d3dff
8024069: replace_in_map() should operate on parent maps
roland
parents:
12323
diff
changeset
|
655 \ |
|
3213ba4d3dff
8024069: replace_in_map() should operate on parent maps
roland
parents:
12323
diff
changeset
|
656 experimental(bool, ReplaceInParentMaps, false, \ |
| 12966 | 657 "Propagate type improvements in callers of inlinee if possible") \ |
| 658 \ | |
| 17735 | 659 product(bool, UseTypeSpeculation, true, \ |
|
17731
62825ea7e51f
8031754: Type speculation should favor profile data from outermost inlined method
roland
parents:
17726
diff
changeset
|
660 "Speculatively propagate types from profiles") \ |
|
62825ea7e51f
8031754: Type speculation should favor profile data from outermost inlined method
roland
parents:
17726
diff
changeset
|
661 \ |
|
62825ea7e51f
8031754: Type speculation should favor profile data from outermost inlined method
roland
parents:
17726
diff
changeset
|
662 diagnostic(bool, UseInlineDepthForSpeculativeTypes, true, \ |
|
62825ea7e51f
8031754: Type speculation should favor profile data from outermost inlined method
roland
parents:
17726
diff
changeset
|
663 "Carry inline depth of profile point with speculative type " \ |
|
62825ea7e51f
8031754: Type speculation should favor profile data from outermost inlined method
roland
parents:
17726
diff
changeset
|
664 "and give priority to profiling from lower inline depth") \ |
| 17810 | 665 \ |
|
14440
41b780b43b74
8029015: PPC64 (part 216): opto: trap based null and range checks
goetz
parents:
14437
diff
changeset
|
666 product_pd(bool, TrapBasedRangeChecks, \ |
|
41b780b43b74
8029015: PPC64 (part 216): opto: trap based null and range checks
goetz
parents:
14437
diff
changeset
|
667 "Generate code for range checks that uses a cmp and trap " \ |
|
41b780b43b74
8029015: PPC64 (part 216): opto: trap based null and range checks
goetz
parents:
14437
diff
changeset
|
668 "instruction raising SIGTRAP. Used on PPC64.") \ |
| 0 | 669 |
|
1080
7c57aead6d3e
6892658: C2 should optimize some stringbuilder patterns
never
parents:
930
diff
changeset
|
670 C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG) |
| 1972 | 671 |
| 672 #endif // SHARE_VM_OPTO_C2_GLOBALS_HPP |