1 /*
   2  * Copyright (c) 2015, 2018, 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_RUNTIME_FLAGS_JVMFLAGCONSTRAINTSCOMPILER_HPP
  26 #define SHARE_VM_RUNTIME_FLAGS_JVMFLAGCONSTRAINTSCOMPILER_HPP
  27 
  28 #include "runtime/flags/jvmFlag.hpp"
  29 
  30 /*
  31  * Here we have compiler arguments constraints functions, which are called automatically
  32  * whenever flag's value changes. If the constraint fails the function should return
  33  * an appropriate error value.
  34  */
  35 
  36 JVMFlag::Error AliasLevelConstraintFunc(intx value, bool verbose);
  37 
  38 JVMFlag::Error CICompilerCountConstraintFunc(intx value, bool verbose);
  39 
  40 JVMFlag::Error AllocatePrefetchDistanceConstraintFunc(intx value, bool verbose);
  41 
  42 JVMFlag::Error AllocatePrefetchInstrConstraintFunc(intx value, bool verbose);
  43 
  44 JVMFlag::Error AllocatePrefetchStepSizeConstraintFunc(intx value, bool verbose);
  45 
  46 JVMFlag::Error CompileThresholdConstraintFunc(intx value, bool verbose);
  47 
  48 JVMFlag::Error OnStackReplacePercentageConstraintFunc(intx value, bool verbose);
  49 
  50 JVMFlag::Error CodeCacheSegmentSizeConstraintFunc(uintx value, bool verbose);
  51 
  52 JVMFlag::Error CompilerThreadPriorityConstraintFunc(intx value, bool verbose);
  53 
  54 JVMFlag::Error CodeEntryAlignmentConstraintFunc(intx value, bool verbose);
  55 
  56 JVMFlag::Error OptoLoopAlignmentConstraintFunc(intx value, bool verbose);
  57 
  58 JVMFlag::Error ArraycopyDstPrefetchDistanceConstraintFunc(uintx value, bool verbose);
  59 
  60 JVMFlag::Error ArraycopySrcPrefetchDistanceConstraintFunc(uintx value, bool verbose);
  61 
  62 JVMFlag::Error TypeProfileLevelConstraintFunc(uintx value, bool verbose);
  63 
  64 JVMFlag::Error InitArrayShortSizeConstraintFunc(intx value, bool verbose);
  65 
  66 #ifdef COMPILER2
  67 JVMFlag::Error InteriorEntryAlignmentConstraintFunc(intx value, bool verbose);
  68 
  69 JVMFlag::Error NodeLimitFudgeFactorConstraintFunc(intx value, bool verbose);
  70 #endif
  71 
  72 JVMFlag::Error RTMTotalCountIncrRateConstraintFunc(int value, bool verbose);
  73 
  74 #endif /* SHARE_VM_RUNTIME_FLAGS_JVMFLAGCONSTRAINTSCOMPILER_HPP */