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src/hotspot/share/runtime/flags/jvmFlagConstraintsCompiler.cpp
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*** 1,7 ****
/*
! * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
--- 1,7 ----
/*
! * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*** 29,49 ****
#include "runtime/os.hpp"
#include "interpreter/invocationCounter.hpp"
#include "runtime/arguments.hpp"
#include "runtime/flags/jvmFlag.hpp"
#include "runtime/flags/jvmFlagConstraintsCompiler.hpp"
- #include "runtime/flags/jvmFlagRangeList.hpp"
#include "runtime/globals.hpp"
#include "runtime/globals_extension.hpp"
- #include "utilities/defaultStream.hpp"
JVMFlag::Error AliasLevelConstraintFunc(intx value, bool verbose) {
if ((value <= 1) && (Arguments::mode() == Arguments::_comp || Arguments::mode() == Arguments::_mixed)) {
! CommandLineError::print(verbose,
! "AliasLevel (" INTX_FORMAT ") is not "
! "compatible with -Xcomp or -Xmixed\n",
! value);
return JVMFlag::VIOLATES_CONSTRAINT;
} else {
return JVMFlag::SUCCESS;
}
}
--- 29,47 ----
#include "runtime/os.hpp"
#include "interpreter/invocationCounter.hpp"
#include "runtime/arguments.hpp"
#include "runtime/flags/jvmFlag.hpp"
#include "runtime/flags/jvmFlagConstraintsCompiler.hpp"
#include "runtime/globals.hpp"
#include "runtime/globals_extension.hpp"
JVMFlag::Error AliasLevelConstraintFunc(intx value, bool verbose) {
if ((value <= 1) && (Arguments::mode() == Arguments::_comp || Arguments::mode() == Arguments::_mixed)) {
! JVMFlag::printError(verbose,
! "AliasLevel (" INTX_FORMAT ") is not "
! "compatible with -Xcomp or -Xmixed\n",
! value);
return JVMFlag::VIOLATES_CONSTRAINT;
} else {
return JVMFlag::SUCCESS;
}
}
*** 80,117 ****
// to be true here (the option is validated later) and
// min_number_of_compiler_threads to exceed CI_COMPILER_COUNT.
min_number_of_compiler_threads = MIN2(min_number_of_compiler_threads, CI_COMPILER_COUNT);
if (value < (intx)min_number_of_compiler_threads) {
! CommandLineError::print(verbose,
! "CICompilerCount (" INTX_FORMAT ") must be "
! "at least %d \n",
! value, min_number_of_compiler_threads);
return JVMFlag::VIOLATES_CONSTRAINT;
} else {
return JVMFlag::SUCCESS;
}
}
JVMFlag::Error AllocatePrefetchDistanceConstraintFunc(intx value, bool verbose) {
if (value < 0 || value > 512) {
! CommandLineError::print(verbose,
! "AllocatePrefetchDistance (" INTX_FORMAT ") must be "
! "between 0 and " INTX_FORMAT "\n",
! AllocatePrefetchDistance, 512);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error AllocatePrefetchStepSizeConstraintFunc(intx value, bool verbose) {
if (AllocatePrefetchStyle == 3) {
if (value % wordSize != 0) {
! CommandLineError::print(verbose,
! "AllocatePrefetchStepSize (" INTX_FORMAT ") must be multiple of %d\n",
! value, wordSize);
return JVMFlag::VIOLATES_CONSTRAINT;
}
}
return JVMFlag::SUCCESS;
}
--- 78,115 ----
// to be true here (the option is validated later) and
// min_number_of_compiler_threads to exceed CI_COMPILER_COUNT.
min_number_of_compiler_threads = MIN2(min_number_of_compiler_threads, CI_COMPILER_COUNT);
if (value < (intx)min_number_of_compiler_threads) {
! JVMFlag::printError(verbose,
! "CICompilerCount (" INTX_FORMAT ") must be "
! "at least %d \n",
! value, min_number_of_compiler_threads);
return JVMFlag::VIOLATES_CONSTRAINT;
} else {
return JVMFlag::SUCCESS;
}
}
JVMFlag::Error AllocatePrefetchDistanceConstraintFunc(intx value, bool verbose) {
if (value < 0 || value > 512) {
! JVMFlag::printError(verbose,
! "AllocatePrefetchDistance (" INTX_FORMAT ") must be "
! "between 0 and " INTX_FORMAT "\n",
! AllocatePrefetchDistance, 512);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error AllocatePrefetchStepSizeConstraintFunc(intx value, bool verbose) {
if (AllocatePrefetchStyle == 3) {
if (value % wordSize != 0) {
! JVMFlag::printError(verbose,
! "AllocatePrefetchStepSize (" INTX_FORMAT ") must be multiple of %d\n",
! value, wordSize);
return JVMFlag::VIOLATES_CONSTRAINT;
}
}
return JVMFlag::SUCCESS;
}
*** 122,226 ****
max_value = 1;
#elif defined(X86)
max_value = 3;
#endif
if (value < 0 || value > max_value) {
! CommandLineError::print(verbose,
! "AllocatePrefetchInstr (" INTX_FORMAT ") must be "
! "between 0 and " INTX_FORMAT "\n", value, max_value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error CompileThresholdConstraintFunc(intx value, bool verbose) {
if (value < 0 || value > INT_MAX >> InvocationCounter::count_shift) {
! CommandLineError::print(verbose,
! "CompileThreshold (" INTX_FORMAT ") "
! "must be between 0 and %d\n",
! value,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error OnStackReplacePercentageConstraintFunc(intx value, bool verbose) {
int backward_branch_limit;
if (ProfileInterpreter) {
if (OnStackReplacePercentage < InterpreterProfilePercentage) {
! CommandLineError::print(verbose,
! "OnStackReplacePercentage (" INTX_FORMAT ") must be "
! "larger than InterpreterProfilePercentage (" INTX_FORMAT ")\n",
! OnStackReplacePercentage, InterpreterProfilePercentage);
return JVMFlag::VIOLATES_CONSTRAINT;
}
backward_branch_limit = ((CompileThreshold * (OnStackReplacePercentage - InterpreterProfilePercentage)) / 100)
<< InvocationCounter::count_shift;
if (backward_branch_limit < 0) {
! CommandLineError::print(verbose,
! "CompileThreshold * (InterpreterProfilePercentage - OnStackReplacePercentage) / 100 = "
! INTX_FORMAT " "
! "must be between 0 and " INTX_FORMAT ", try changing "
! "CompileThreshold, InterpreterProfilePercentage, and/or OnStackReplacePercentage\n",
! (CompileThreshold * (OnStackReplacePercentage - InterpreterProfilePercentage)) / 100,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
} else {
if (OnStackReplacePercentage < 0 ) {
! CommandLineError::print(verbose,
! "OnStackReplacePercentage (" INTX_FORMAT ") must be "
! "non-negative\n", OnStackReplacePercentage);
return JVMFlag::VIOLATES_CONSTRAINT;
}
backward_branch_limit = ((CompileThreshold * OnStackReplacePercentage) / 100)
<< InvocationCounter::count_shift;
if (backward_branch_limit < 0) {
! CommandLineError::print(verbose,
! "CompileThreshold * OnStackReplacePercentage / 100 = " INTX_FORMAT " "
! "must be between 0 and " INTX_FORMAT ", try changing "
! "CompileThreshold and/or OnStackReplacePercentage\n",
! (CompileThreshold * OnStackReplacePercentage) / 100,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error CodeCacheSegmentSizeConstraintFunc(uintx value, bool verbose) {
if (CodeCacheSegmentSize < (uintx)CodeEntryAlignment) {
! CommandLineError::print(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "larger than or equal to CodeEntryAlignment (" INTX_FORMAT ") "
! "to align entry points\n",
! CodeCacheSegmentSize, CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
if (CodeCacheSegmentSize < sizeof(jdouble)) {
! CommandLineError::print(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "at least " SIZE_FORMAT " to align constants\n",
! CodeCacheSegmentSize, sizeof(jdouble));
return JVMFlag::VIOLATES_CONSTRAINT;
}
#ifdef COMPILER2
if (CodeCacheSegmentSize < (uintx)OptoLoopAlignment) {
! CommandLineError::print(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "larger than or equal to OptoLoopAlignment (" INTX_FORMAT ") "
! "to align inner loops\n",
! CodeCacheSegmentSize, OptoLoopAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
return JVMFlag::SUCCESS;
--- 120,224 ----
max_value = 1;
#elif defined(X86)
max_value = 3;
#endif
if (value < 0 || value > max_value) {
! JVMFlag::printError(verbose,
! "AllocatePrefetchInstr (" INTX_FORMAT ") must be "
! "between 0 and " INTX_FORMAT "\n", value, max_value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error CompileThresholdConstraintFunc(intx value, bool verbose) {
if (value < 0 || value > INT_MAX >> InvocationCounter::count_shift) {
! JVMFlag::printError(verbose,
! "CompileThreshold (" INTX_FORMAT ") "
! "must be between 0 and %d\n",
! value,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error OnStackReplacePercentageConstraintFunc(intx value, bool verbose) {
int backward_branch_limit;
if (ProfileInterpreter) {
if (OnStackReplacePercentage < InterpreterProfilePercentage) {
! JVMFlag::printError(verbose,
! "OnStackReplacePercentage (" INTX_FORMAT ") must be "
! "larger than InterpreterProfilePercentage (" INTX_FORMAT ")\n",
! OnStackReplacePercentage, InterpreterProfilePercentage);
return JVMFlag::VIOLATES_CONSTRAINT;
}
backward_branch_limit = ((CompileThreshold * (OnStackReplacePercentage - InterpreterProfilePercentage)) / 100)
<< InvocationCounter::count_shift;
if (backward_branch_limit < 0) {
! JVMFlag::printError(verbose,
! "CompileThreshold * (InterpreterProfilePercentage - OnStackReplacePercentage) / 100 = "
! INTX_FORMAT " "
! "must be between 0 and " INTX_FORMAT ", try changing "
! "CompileThreshold, InterpreterProfilePercentage, and/or OnStackReplacePercentage\n",
! (CompileThreshold * (OnStackReplacePercentage - InterpreterProfilePercentage)) / 100,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
} else {
if (OnStackReplacePercentage < 0 ) {
! JVMFlag::printError(verbose,
! "OnStackReplacePercentage (" INTX_FORMAT ") must be "
! "non-negative\n", OnStackReplacePercentage);
return JVMFlag::VIOLATES_CONSTRAINT;
}
backward_branch_limit = ((CompileThreshold * OnStackReplacePercentage) / 100)
<< InvocationCounter::count_shift;
if (backward_branch_limit < 0) {
! JVMFlag::printError(verbose,
! "CompileThreshold * OnStackReplacePercentage / 100 = " INTX_FORMAT " "
! "must be between 0 and " INTX_FORMAT ", try changing "
! "CompileThreshold and/or OnStackReplacePercentage\n",
! (CompileThreshold * OnStackReplacePercentage) / 100,
! INT_MAX >> InvocationCounter::count_shift);
return JVMFlag::VIOLATES_CONSTRAINT;
}
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error CodeCacheSegmentSizeConstraintFunc(uintx value, bool verbose) {
if (CodeCacheSegmentSize < (uintx)CodeEntryAlignment) {
! JVMFlag::printError(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "larger than or equal to CodeEntryAlignment (" INTX_FORMAT ") "
! "to align entry points\n",
! CodeCacheSegmentSize, CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
if (CodeCacheSegmentSize < sizeof(jdouble)) {
! JVMFlag::printError(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "at least " SIZE_FORMAT " to align constants\n",
! CodeCacheSegmentSize, sizeof(jdouble));
return JVMFlag::VIOLATES_CONSTRAINT;
}
#ifdef COMPILER2
if (CodeCacheSegmentSize < (uintx)OptoLoopAlignment) {
! JVMFlag::printError(verbose,
! "CodeCacheSegmentSize (" UINTX_FORMAT ") must be "
! "larger than or equal to OptoLoopAlignment (" INTX_FORMAT ") "
! "to align inner loops\n",
! CodeCacheSegmentSize, OptoLoopAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
return JVMFlag::SUCCESS;
*** 228,327 ****
JVMFlag::Error CompilerThreadPriorityConstraintFunc(intx value, bool verbose) {
#ifdef SOLARIS
if ((value < MinimumPriority || value > MaximumPriority) &&
(value != -1) && (value != -FXCriticalPriority)) {
! CommandLineError::print(verbose,
! "CompileThreadPriority (" INTX_FORMAT ") must be "
! "between %d and %d inclusively or -1 (means no change) "
! "or %d (special value for critical thread class/priority)\n",
! value, MinimumPriority, MaximumPriority, -FXCriticalPriority);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
return JVMFlag::SUCCESS;
}
JVMFlag::Error CodeEntryAlignmentConstraintFunc(intx value, bool verbose) {
#ifdef SPARC
if (CodeEntryAlignment % relocInfo::addr_unit() != 0) {
! CommandLineError::print(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size\n", CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
if (!is_power_of_2(value)) {
! CommandLineError::print(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "a power of two\n", CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
if (CodeEntryAlignment < 16) {
! CommandLineError::print(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "greater than or equal to %d\n",
! CodeEntryAlignment, 16);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error OptoLoopAlignmentConstraintFunc(intx value, bool verbose) {
if (!is_power_of_2(value)) {
! CommandLineError::print(verbose,
! "OptoLoopAlignment (" INTX_FORMAT ") "
! "must be a power of two\n",
! value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
// Relevant on ppc, s390, sparc. Will be optimized where
// addr_unit() == 1.
if (OptoLoopAlignment % relocInfo::addr_unit() != 0) {
! CommandLineError::print(verbose,
! "OptoLoopAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size (%d)\n",
! value, relocInfo::addr_unit());
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error ArraycopyDstPrefetchDistanceConstraintFunc(uintx value, bool verbose) {
if (value >= 4032) {
! CommandLineError::print(verbose,
! "ArraycopyDstPrefetchDistance (" UINTX_FORMAT ") must be"
! "between 0 and 4031\n", value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error ArraycopySrcPrefetchDistanceConstraintFunc(uintx value, bool verbose) {
if (value >= 4032) {
! CommandLineError::print(verbose,
! "ArraycopySrcPrefetchDistance (" UINTX_FORMAT ") must be"
! "between 0 and 4031\n", value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error TypeProfileLevelConstraintFunc(uintx value, bool verbose) {
for (int i = 0; i < 3; i++) {
if (value % 10 > 2) {
! CommandLineError::print(verbose,
! "Invalid value (" UINTX_FORMAT ") "
! "in TypeProfileLevel at position %d\n", value, i);
return JVMFlag::VIOLATES_CONSTRAINT;
}
value = value / 10;
}
--- 226,325 ----
JVMFlag::Error CompilerThreadPriorityConstraintFunc(intx value, bool verbose) {
#ifdef SOLARIS
if ((value < MinimumPriority || value > MaximumPriority) &&
(value != -1) && (value != -FXCriticalPriority)) {
! JVMFlag::printError(verbose,
! "CompileThreadPriority (" INTX_FORMAT ") must be "
! "between %d and %d inclusively or -1 (means no change) "
! "or %d (special value for critical thread class/priority)\n",
! value, MinimumPriority, MaximumPriority, -FXCriticalPriority);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
return JVMFlag::SUCCESS;
}
JVMFlag::Error CodeEntryAlignmentConstraintFunc(intx value, bool verbose) {
#ifdef SPARC
if (CodeEntryAlignment % relocInfo::addr_unit() != 0) {
! JVMFlag::printError(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size\n", CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
if (!is_power_of_2(value)) {
! JVMFlag::printError(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "a power of two\n", CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
if (CodeEntryAlignment < 16) {
! JVMFlag::printError(verbose,
! "CodeEntryAlignment (" INTX_FORMAT ") must be "
! "greater than or equal to %d\n",
! CodeEntryAlignment, 16);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error OptoLoopAlignmentConstraintFunc(intx value, bool verbose) {
if (!is_power_of_2(value)) {
! JVMFlag::printError(verbose,
! "OptoLoopAlignment (" INTX_FORMAT ") "
! "must be a power of two\n",
! value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
// Relevant on ppc, s390, sparc. Will be optimized where
// addr_unit() == 1.
if (OptoLoopAlignment % relocInfo::addr_unit() != 0) {
! JVMFlag::printError(verbose,
! "OptoLoopAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size (%d)\n",
! value, relocInfo::addr_unit());
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error ArraycopyDstPrefetchDistanceConstraintFunc(uintx value, bool verbose) {
if (value >= 4032) {
! JVMFlag::printError(verbose,
! "ArraycopyDstPrefetchDistance (" UINTX_FORMAT ") must be"
! "between 0 and 4031\n", value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error ArraycopySrcPrefetchDistanceConstraintFunc(uintx value, bool verbose) {
if (value >= 4032) {
! JVMFlag::printError(verbose,
! "ArraycopySrcPrefetchDistance (" UINTX_FORMAT ") must be"
! "between 0 and 4031\n", value);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error TypeProfileLevelConstraintFunc(uintx value, bool verbose) {
for (int i = 0; i < 3; i++) {
if (value % 10 > 2) {
! JVMFlag::printError(verbose,
! "Invalid value (" UINTX_FORMAT ") "
! "in TypeProfileLevel at position %d\n", value, i);
return JVMFlag::VIOLATES_CONSTRAINT;
}
value = value / 10;
}
*** 337,366 ****
}
#ifdef COMPILER2
JVMFlag::Error InteriorEntryAlignmentConstraintFunc(intx value, bool verbose) {
if (InteriorEntryAlignment > CodeEntryAlignment) {
! CommandLineError::print(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "less than or equal to CodeEntryAlignment (" INTX_FORMAT ")\n",
! InteriorEntryAlignment, CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#ifdef SPARC
if (InteriorEntryAlignment % relocInfo::addr_unit() != 0) {
! CommandLineError::print(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size\n");
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
if (!is_power_of_2(value)) {
! CommandLineError::print(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "a power of two\n", InteriorEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
int minimum_alignment = 16;
#if defined(SPARC) || (defined(X86) && !defined(AMD64))
--- 335,364 ----
}
#ifdef COMPILER2
JVMFlag::Error InteriorEntryAlignmentConstraintFunc(intx value, bool verbose) {
if (InteriorEntryAlignment > CodeEntryAlignment) {
! JVMFlag::printError(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "less than or equal to CodeEntryAlignment (" INTX_FORMAT ")\n",
! InteriorEntryAlignment, CodeEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
#ifdef SPARC
if (InteriorEntryAlignment % relocInfo::addr_unit() != 0) {
! JVMFlag::printError(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "multiple of NOP size\n");
return JVMFlag::VIOLATES_CONSTRAINT;
}
#endif
if (!is_power_of_2(value)) {
! JVMFlag::printError(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "a power of two\n", InteriorEntryAlignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
int minimum_alignment = 16;
#if defined(SPARC) || (defined(X86) && !defined(AMD64))
*** 368,407 ****
#elif defined(S390)
minimum_alignment = 2;
#endif
if (InteriorEntryAlignment < minimum_alignment) {
! CommandLineError::print(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "greater than or equal to %d\n",
! InteriorEntryAlignment, minimum_alignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error NodeLimitFudgeFactorConstraintFunc(intx value, bool verbose) {
if (value < MaxNodeLimit * 2 / 100 || value > MaxNodeLimit * 40 / 100) {
! CommandLineError::print(verbose,
! "NodeLimitFudgeFactor must be between 2%% and 40%% "
! "of MaxNodeLimit (" INTX_FORMAT ")\n",
! MaxNodeLimit);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
#endif // COMPILER2
JVMFlag::Error RTMTotalCountIncrRateConstraintFunc(int value, bool verbose) {
#if INCLUDE_RTM_OPT
if (UseRTMLocking && !is_power_of_2(RTMTotalCountIncrRate)) {
! CommandLineError::print(verbose,
! "RTMTotalCountIncrRate (" INTX_FORMAT
! ") must be a power of 2, resetting it to 64\n",
! RTMTotalCountIncrRate);
FLAG_SET_DEFAULT(RTMTotalCountIncrRate, 64);
}
#endif
return JVMFlag::SUCCESS;
--- 366,405 ----
#elif defined(S390)
minimum_alignment = 2;
#endif
if (InteriorEntryAlignment < minimum_alignment) {
! JVMFlag::printError(verbose,
! "InteriorEntryAlignment (" INTX_FORMAT ") must be "
! "greater than or equal to %d\n",
! InteriorEntryAlignment, minimum_alignment);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
JVMFlag::Error NodeLimitFudgeFactorConstraintFunc(intx value, bool verbose) {
if (value < MaxNodeLimit * 2 / 100 || value > MaxNodeLimit * 40 / 100) {
! JVMFlag::printError(verbose,
! "NodeLimitFudgeFactor must be between 2%% and 40%% "
! "of MaxNodeLimit (" INTX_FORMAT ")\n",
! MaxNodeLimit);
return JVMFlag::VIOLATES_CONSTRAINT;
}
return JVMFlag::SUCCESS;
}
#endif // COMPILER2
JVMFlag::Error RTMTotalCountIncrRateConstraintFunc(int value, bool verbose) {
#if INCLUDE_RTM_OPT
if (UseRTMLocking && !is_power_of_2(RTMTotalCountIncrRate)) {
! JVMFlag::printError(verbose,
! "RTMTotalCountIncrRate (" INTX_FORMAT
! ") must be a power of 2, resetting it to 64\n",
! RTMTotalCountIncrRate);
FLAG_SET_DEFAULT(RTMTotalCountIncrRate, 64);
}
#endif
return JVMFlag::SUCCESS;
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