| author | kvn |
| Mon, 28 Jul 2008 17:12:52 -0700 | |
| changeset 961 | 7fb3b13d4205 |
| parent 953 | 202a1f972a92 |
| child 965 | 15aa5abc6628 |
| permissions | -rw-r--r-- |
| 1 | 1 |
/* |
| 670 | 2 |
* Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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* |
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*/ |
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||
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// |
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// Defines all globals flags used by the server compiler. |
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// |
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||
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#define C2_FLAGS(develop, develop_pd, product, product_pd, diagnostic, notproduct) \ |
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\ |
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notproduct(intx, CompileZapFirst, 0, \ |
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"If +ZapDeadCompiledLocals, " \ |
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"skip this many before compiling in zap calls") \ |
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\ |
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notproduct(intx, CompileZapLast, -1, \ |
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"If +ZapDeadCompiledLocals, " \ |
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"compile this many after skipping (incl. skip count, -1 = all)") \ |
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\ |
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notproduct(intx, ZapDeadCompiledLocalsFirst, 0, \ |
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"If +ZapDeadCompiledLocals, " \ |
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"skip this many before really doing it") \ |
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\ |
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notproduct(intx, ZapDeadCompiledLocalsLast, -1, \ |
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"If +ZapDeadCompiledLocals, " \ |
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"do this many after skipping (incl. skip count, -1 = all)") \ |
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\ |
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develop(intx, OptoPrologueNops, 0, \ |
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"Insert this many extra nop instructions " \ |
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"in the prologue of every nmethod") \ |
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\ |
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product_pd(intx, InteriorEntryAlignment, \ |
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"Code alignment for interior entry points " \ |
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"in generated code (in bytes)") \ |
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\ |
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product_pd(intx, OptoLoopAlignment, \ |
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"Align inner loops to zero relative to this modulus") \ |
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\ |
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product(intx, MaxLoopPad, (OptoLoopAlignment-1), \ |
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"Align a loop if padding size in bytes is less or equal to this value") \ |
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\ |
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product(intx, NumberOfLoopInstrToAlign, 4, \ |
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"Number of first instructions in a loop to align") \ |
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\ |
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notproduct(intx, IndexSetWatch, 0, \ |
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"Trace all operations on this IndexSet (-1 means all, 0 none)") \ |
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\ |
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develop(intx, OptoNodeListSize, 4, \ |
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"Starting allocation size of Node_List data structures") \ |
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\ |
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develop(intx, OptoBlockListSize, 8, \ |
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"Starting allocation size of Block_List data structures") \ |
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\ |
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develop(intx, OptoPeepholeAt, -1, \ |
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"Apply peephole optimizations to this peephole rule") \ |
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\ |
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notproduct(bool, PrintIdeal, false, \ |
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"Print ideal graph before code generation") \ |
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\ |
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notproduct(bool, PrintOpto, false, \ |
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"Print compiler2 attempts") \ |
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\ |
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notproduct(bool, PrintOptoInlining, false, \ |
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"Print compiler2 inlining decisions") \ |
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\ |
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notproduct(bool, VerifyOpto, false, \ |
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"Apply more time consuming verification during compilation") \ |
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\ |
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notproduct(bool, VerifyOptoOopOffsets, false, \ |
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"Check types of base addresses in field references") \ |
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\ |
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develop(bool, IdealizedNumerics, false, \ |
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"Check performance difference allowing FP " \ |
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"associativity and commutativity...") \ |
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\ |
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develop(bool, OptoBreakpoint, false, \ |
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"insert breakpoint at method entry") \ |
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\ |
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notproduct(bool, OptoBreakpointOSR, false, \ |
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"insert breakpoint at osr method entry") \ |
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\ |
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notproduct(intx, BreakAtNode, 0, \ |
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"Break at construction of this Node (either _idx or _debug_idx)") \ |
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\ |
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notproduct(bool, OptoBreakpointC2R, false, \ |
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"insert breakpoint at runtime stub entry") \ |
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\ |
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notproduct(bool, OptoNoExecute, false, \ |
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"Attempt to parse and compile but do not execute generated code") \ |
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\ |
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notproduct(bool, PrintOptoStatistics, false, \ |
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"Print New compiler statistics") \ |
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\ |
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notproduct(bool, PrintOptoAssembly, false, \ |
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"Print New compiler assembly output") \ |
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\ |
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develop_pd(bool, OptoPeephole, \ |
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"Apply peephole optimizations after register allocation") \ |
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\ |
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develop(bool, OptoRemoveUseless, true, \ |
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"Remove useless nodes after parsing") \ |
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\ |
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notproduct(bool, PrintFrameConverterAssembly, false, \ |
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"Print New compiler assembly output for frame converters") \ |
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\ |
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notproduct(bool, PrintParseStatistics, false, \ |
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"Print nodes, transforms and new values made per bytecode parsed")\ |
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\ |
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notproduct(bool, PrintOptoPeephole, false, \ |
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"Print New compiler peephole replacements") \ |
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\ |
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develop(bool, PrintCFGBlockFreq, false, \ |
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"Print CFG block freqencies") \ |
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\ |
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develop(bool, TraceOptoParse, false, \ |
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"Trace bytecode parse and control-flow merge") \ |
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\ |
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product_pd(intx, LoopUnrollLimit, \ |
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"Unroll loop bodies with node count less than this") \ |
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\ |
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product(intx, LoopUnrollMin, 4, \ |
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"Minimum number of unroll loop bodies before checking progress" \ |
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"of rounds of unroll,optimize,..") \ |
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\ |
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develop(intx, UnrollLimitForProfileCheck, 1, \ |
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"Don't use profile_trip_cnt() to restrict unrolling until " \ |
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"unrolling would push the number of unrolled iterations above " \ |
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"UnrollLimitForProfileCheck. A higher value allows more " \ |
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"unrolling. Zero acts as a very large value." ) \ |
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\ |
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product(intx, MultiArrayExpandLimit, 6, \ |
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"Maximum number of individual allocations in an inline-expanded " \ |
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"multianewarray instruction") \ |
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\ |
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notproduct(bool, TraceProfileTripCount, false, \ |
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"Trace profile loop trip count information") \ |
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\ |
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develop(bool, OptoCoalesce, true, \ |
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"Use Conservative Copy Coalescing in the Register Allocator") \ |
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\ |
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develop(bool, UseUniqueSubclasses, true, \ |
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"Narrow an abstract reference to the unique concrete subclass") \ |
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\ |
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develop(bool, UseExactTypes, true, \ |
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"Use exact types to eliminate array store checks and v-calls") \ |
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\ |
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product(intx, TrackedInitializationLimit, 50, \ |
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"When initializing fields, track up to this many words") \ |
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\ |
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product(bool, ReduceFieldZeroing, true, \ |
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"When initializing fields, try to avoid needless zeroing") \ |
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\ |
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product(bool, ReduceInitialCardMarks, true, \ |
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"When initializing fields, try to avoid needless card marks") \ |
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\ |
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product(bool, ReduceBulkZeroing, true, \ |
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"When bulk-initializing, try to avoid needless zeroing") \ |
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\ |
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develop_pd(intx, RegisterCostAreaRatio, \ |
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"Spill selection in reg allocator: scale area by (X/64K) before " \ |
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"adding cost") \ |
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\ |
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develop_pd(bool, UseCISCSpill, \ |
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"Use ADLC supplied cisc instructions during allocation") \ |
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\ |
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notproduct(bool, VerifyGraphEdges , false, \ |
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"Verify Bi-directional Edges") \ |
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\ |
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notproduct(bool, VerifyDUIterators, true, \ |
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"Verify the safety of all iterations of Bi-directional Edges") \ |
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\ |
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notproduct(bool, VerifyHashTableKeys, true, \ |
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"Verify the immutability of keys in the VN hash tables") \ |
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\ |
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develop_pd(intx, FLOATPRESSURE, \ |
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"Number of float LRG's that constitute high register pressure") \ |
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\ |
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develop_pd(intx, INTPRESSURE, \ |
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"Number of integer LRG's that constitute high register pressure") \ |
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\ |
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notproduct(bool, TraceOptoPipelining, false, \ |
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"Trace pipelining information") \ |
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\ |
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notproduct(bool, TraceOptoOutput, false, \ |
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"Trace pipelining information") \ |
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\ |
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product_pd(bool, OptoScheduling, \ |
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"Instruction Scheduling after register allocation") \ |
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\ |
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product(bool, PartialPeelLoop, true, \ |
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"Partial peel (rotate) loops") \ |
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\ |
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product(intx, PartialPeelNewPhiDelta, 0, \ |
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"Additional phis that can be created by partial peeling") \ |
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\ |
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notproduct(bool, TracePartialPeeling, false, \ |
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"Trace partial peeling (loop rotation) information") \ |
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\ |
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product(bool, PartialPeelAtUnsignedTests, true, \ |
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"Partial peel at unsigned tests if no signed test exists") \ |
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\ |
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product(bool, ReassociateInvariants, true, \ |
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"Enable reassociation of expressions with loop invariants.") \ |
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\ |
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product(bool, LoopUnswitching, true, \ |
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"Enable loop unswitching (a form of invariant test hoisting)") \ |
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\ |
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notproduct(bool, TraceLoopUnswitching, false, \ |
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"Trace loop unswitching") \ |
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\ |
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product(bool, UseSuperWord, true, \ |
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"Transform scalar operations into superword operations") \ |
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\ |
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develop(bool, SuperWordRTDepCheck, false, \ |
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"Enable runtime dependency checks.") \ |
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\ |
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product(bool, TraceSuperWord, false, \ |
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"Trace superword transforms") \ |
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\ |
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product_pd(bool, OptoBundling, \ |
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"Generate nops to fill i-cache lines") \ |
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\ |
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product_pd(intx, ConditionalMoveLimit, \ |
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"Limit of ops to make speculative when using CMOVE") \ |
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\ |
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/* Set BranchOnRegister == false. See 4965987. */ \ |
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product(bool, BranchOnRegister, false, \ |
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"Use Sparc V9 branch-on-register opcodes") \ |
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\ |
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develop(bool, SparcV9RegsHiBitsZero, true, \ |
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"Assume Sparc V9 I&L registers on V8+ systems are zero-extended") \ |
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\ |
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develop(intx, PrintIdealGraphLevel, 0, \ |
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"Print ideal graph to XML file / network interface. " \ |
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"By default attempts to connect to the visualizer on a socket.") \ |
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\ |
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develop(intx, PrintIdealGraphPort, 4444, \ |
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"Ideal graph printer to network port") \ |
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\ |
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develop(ccstr, PrintIdealGraphAddress, "127.0.0.1", \ |
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"IP address to connect to visualizer") \ |
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\ |
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develop(ccstr, PrintIdealGraphFile, NULL, \ |
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"File to dump ideal graph to. If set overrides the " \ |
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"use of the network") \ |
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\ |
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product(bool, UseOldInlining, true, \ |
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"Enable the 1.3 inlining strategy") \ |
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\ |
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product(bool, UseBimorphicInlining, true, \ |
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"Profiling based inlining for two receivers") \ |
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\ |
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product(bool, UseOnlyInlinedBimorphic, true, \ |
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"Don't use BimorphicInlining if can't inline a second method") \ |
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\ |
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product(bool, InsertMemBarAfterArraycopy, true, \ |
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"Insert memory barrier after arraycopy call") \ |
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\ |
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/* controls for tier 1 compilations */ \ |
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\ |
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develop(bool, Tier1CountInvocations, true, \ |
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"Generate code, during tier 1, to update invocation counter") \ |
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\ |
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product(intx, Tier1Inline, false, \ |
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"enable inlining during tier 1") \ |
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\ |
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product(intx, Tier1MaxInlineSize, 8, \ |
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"maximum bytecode size of a method to be inlined, during tier 1") \ |
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\ |
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product(intx, Tier1FreqInlineSize, 35, \ |
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"max bytecode size of a frequent method to be inlined, tier 1") \ |
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\ |
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develop(intx, ImplicitNullCheckThreshold, 3, \ |
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"Don't do implicit null checks if NPE's in a method exceeds limit") \ |
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\ |
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/* controls for loop optimization */ \ |
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product(intx, Tier1LoopOptsCount, 0, \ |
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"Set level of loop optimization for tier 1 compiles") \ |
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\ |
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product(intx, LoopOptsCount, 43, \ |
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"Set level of loop optimization for tier 1 compiles") \ |
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\ |
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/* controls for heat-based inlining */ \ |
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\ |
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develop(intx, NodeCountInliningCutoff, 18000, \ |
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"If parser node generation exceeds limit stop inlining") \ |
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\ |
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develop(intx, NodeCountInliningStep, 1000, \ |
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"Target size of warm calls inlined between optimization passes") \ |
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\ |
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develop(bool, InlineWarmCalls, false, \ |
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"Use a heat-based priority queue to govern inlining") \ |
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\ |
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develop(intx, HotCallCountThreshold, 999999, \ |
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"large numbers of calls (per method invocation) force hotness") \ |
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\ |
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develop(intx, HotCallProfitThreshold, 999999, \ |
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"highly profitable inlining opportunities force hotness") \ |
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\ |
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develop(intx, HotCallTrivialWork, -1, \ |
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"trivial execution time (no larger than this) forces hotness") \ |
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\ |
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develop(intx, HotCallTrivialSize, -1, \ |
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"trivial methods (no larger than this) force calls to be hot") \ |
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\ |
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develop(intx, WarmCallMinCount, -1, \ |
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"number of calls (per method invocation) to enable inlining") \ |
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\ |
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develop(intx, WarmCallMinProfit, -1, \ |
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"number of calls (per method invocation) to enable inlining") \ |
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\ |
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develop(intx, WarmCallMaxWork, 999999, \ |
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"execution time of the largest inlinable method") \ |
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\ |
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develop(intx, WarmCallMaxSize, 999999, \ |
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"size of the largest inlinable method") \ |
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\ |
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product(intx, MaxNodeLimit, 65000, \ |
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"Maximum number of nodes") \ |
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\ |
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product(intx, NodeLimitFudgeFactor, 1000, \ |
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"Fudge Factor for certain optimizations") \ |
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\ |
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product(bool, UseJumpTables, true, \ |
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"Use JumpTables instead of a binary search tree for switches") \ |
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\ |
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product(bool, UseDivMod, true, \ |
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"Use combined DivMod instruction if available") \ |
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\ |
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product(intx, MinJumpTableSize, 18, \ |
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"Minimum number of targets in a generated jump table") \ |
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\ |
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product(intx, MaxJumpTableSize, 65000, \ |
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"Maximum number of targets in a generated jump table") \ |
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\ |
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product(intx, MaxJumpTableSparseness, 5, \ |
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"Maximum sparseness for jumptables") \ |
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\ |
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product(bool, EliminateLocks, true, \ |
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"Coarsen locks when possible") \ |
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\ |
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notproduct(bool, PrintLockStatistics, false, \ |
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"Print precise statistics on the dynamic lock usage") \ |
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\ |
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diagnostic(bool, PrintPreciseBiasedLockingStatistics, false, \ |
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"Print per-lock-site statistics of biased locking in JVM") \ |
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\ |
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notproduct(bool, PrintEliminateLocks, false, \ |
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"Print out when locks are eliminated") \ |
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\ |
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diagnostic(bool, EliminateAutoBox, false, \ |
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"Private flag to control optimizations for autobox elimination") \ |
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\ |
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product(intx, AutoBoxCacheMax, 128, \ |
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"Sets max value cached by the java.lang.Integer autobox cache") \ |
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\ |
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product(bool, DoEscapeAnalysis, true, \ |
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"Perform escape analysis") \ |
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\ |
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notproduct(bool, PrintEscapeAnalysis, false, \ |
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"Print the results of escape analysis") \ |
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\ |
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product(bool, EliminateAllocations, true, \ |
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"Use escape analysis to eliminate allocations") \ |
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\ |
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notproduct(bool, PrintEliminateAllocations, false, \ |
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"Print out when allocations are eliminated") \ |
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\ |
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product(intx, EliminateAllocationArraySizeLimit, 64, \ |
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|
389 |
"Array size (number of elements) limit for scalar replacement") \ |
|
803c80713999
6674588: (Escape Analysis) Improve Escape Analysis code
kvn
parents:
190
diff
changeset
|
390 |
\ |
|
961
7fb3b13d4205
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
953
diff
changeset
|
391 |
product(intx, ValueSearchLimit, 1000, \ |
|
7fb3b13d4205
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
953
diff
changeset
|
392 |
"Recursion limit in PhaseMacroExpand::value_from_mem_phi") \ |
|
7fb3b13d4205
6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.")
kvn
parents:
953
diff
changeset
|
393 |
\ |
| 1 | 394 |
product(intx, MaxLabelRootDepth, 1100, \ |
395 |
"Maximum times call Label_Root to prevent stack overflow") \ |
|
|
581
02338c8a1bcf
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
238
diff
changeset
|
396 |
\ |
|
02338c8a1bcf
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
238
diff
changeset
|
397 |
diagnostic(intx, DominatorSearchLimit, 1000, \ |
|
02338c8a1bcf
6701887: JDK7 server VM in endless loop in Node::dominates
kvn
parents:
238
diff
changeset
|
398 |
"Iterations limit in Node::dominates") \ |
| 1 | 399 |
|
400 |
C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_NOTPRODUCT_FLAG) |