diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/hotspot/share/c1/c1_globals.hpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hotspot/share/c1/c1_globals.hpp Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,340 @@ +/* + * Copyright (c) 2000, 2016, 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. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#ifndef SHARE_VM_C1_C1_GLOBALS_HPP +#define SHARE_VM_C1_C1_GLOBALS_HPP + +#include "runtime/globals.hpp" +#include "utilities/macros.hpp" + +#include CPU_HEADER(c1_globals) +#include OS_HEADER(c1_globals) + +// +// Defines all global flags used by the client compiler. +// +#define C1_FLAGS(develop, \ + develop_pd, \ + product, \ + product_pd, \ + diagnostic, \ + diagnostic_pd, \ + notproduct, \ + range, \ + constraint, \ + writeable) \ + \ + /* Printing */ \ + notproduct(bool, PrintC1Statistics, false, \ + "Print Compiler1 statistics" ) \ + \ + notproduct(bool, PrintInitialBlockList, false, \ + "Print block list of BlockListBuilder") \ + \ + notproduct(bool, PrintCFG, false, \ + "Print control flow graph after each change") \ + \ + notproduct(bool, PrintCFG0, false, \ + "Print control flow graph after construction") \ + \ + notproduct(bool, PrintCFG1, false, \ + "Print control flow graph after optimizations") \ + \ + notproduct(bool, PrintCFG2, false, \ + "Print control flow graph before code generation") \ + \ + notproduct(bool, PrintIRDuringConstruction, false, \ + "Print IR as it's being constructed (helpful for debugging frontend)")\ + \ + notproduct(bool, PrintPhiFunctions, false, \ + "Print phi functions when they are created and simplified") \ + \ + notproduct(bool, PrintIR, false, \ + "Print full intermediate representation after each change") \ + \ + notproduct(bool, PrintIR0, false, \ + "Print full intermediate representation after construction") \ + \ + notproduct(bool, PrintIR1, false, \ + "Print full intermediate representation after optimizations") \ + \ + notproduct(bool, PrintIR2, false, \ + "Print full intermediate representation before code generation") \ + \ + notproduct(bool, PrintSimpleStubs, false, \ + "Print SimpleStubs") \ + \ + /* C1 optimizations */ \ + \ + develop(bool, UseC1Optimizations, true, \ + "Turn on C1 optimizations") \ + \ + develop(bool, SelectivePhiFunctions, true, \ + "create phi functions at loop headers only when necessary") \ + \ + develop(bool, OptimizeIfOps, true, \ + "Optimize multiple IfOps") \ + \ + develop(bool, DoCEE, true, \ + "Do Conditional Expression Elimination to simplify CFG") \ + \ + develop(bool, PrintCEE, false, \ + "Print Conditional Expression Elimination") \ + \ + develop(bool, UseLocalValueNumbering, true, \ + "Use Local Value Numbering (embedded in GraphBuilder)") \ + \ + develop(bool, UseGlobalValueNumbering, true, \ + "Use Global Value Numbering (separate phase)") \ + \ + product(bool, UseLoopInvariantCodeMotion, true, \ + "Simple loop invariant code motion for short loops during GVN") \ + \ + develop(bool, TracePredicateFailedTraps, false, \ + "trace runtime traps caused by predicate failure") \ + \ + develop(bool, StressLoopInvariantCodeMotion, false, \ + "stress loop invariant code motion") \ + \ + develop(bool, TraceRangeCheckElimination, false, \ + "Trace Range Check Elimination") \ + \ + develop(bool, AssertRangeCheckElimination, false, \ + "Assert Range Check Elimination") \ + \ + develop(bool, StressRangeCheckElimination, false, \ + "stress Range Check Elimination") \ + \ + develop(bool, PrintValueNumbering, false, \ + "Print Value Numbering") \ + \ + product(intx, ValueMapInitialSize, 11, \ + "Initial size of a value map") \ + range(1, NOT_LP64(1*K) LP64_ONLY(32*K)) \ + \ + product(intx, ValueMapMaxLoopSize, 8, \ + "maximum size of a loop optimized by global value numbering") \ + range(0, 128) \ + \ + develop(bool, EliminateBlocks, true, \ + "Eliminate unneccessary basic blocks") \ + \ + develop(bool, PrintBlockElimination, false, \ + "Print basic block elimination") \ + \ + develop(bool, EliminateNullChecks, true, \ + "Eliminate unneccessary null checks") \ + \ + develop(bool, PrintNullCheckElimination, false, \ + "Print null check elimination") \ + \ + develop(bool, EliminateFieldAccess, true, \ + "Optimize field loads and stores") \ + \ + develop(bool, InlineMethodsWithExceptionHandlers, true, \ + "Inline methods containing exception handlers " \ + "(NOTE: does not work with current backend)") \ + \ + product(bool, InlineSynchronizedMethods, true, \ + "Inline synchronized methods") \ + \ + diagnostic(bool, InlineNIOCheckIndex, true, \ + "Intrinsify java.nio.Buffer.checkIndex") \ + \ + develop(bool, CanonicalizeNodes, true, \ + "Canonicalize graph nodes") \ + \ + develop(bool, PrintCanonicalization, false, \ + "Print graph node canonicalization") \ + \ + develop(bool, UseTableRanges, true, \ + "Faster versions of lookup table using ranges") \ + \ + develop_pd(bool, RoundFPResults, \ + "Indicates whether rounding is needed for floating point results")\ + \ + develop(intx, NestedInliningSizeRatio, 90, \ + "Percentage of prev. allowed inline size in recursive inlining") \ + range(0, 100) \ + \ + notproduct(bool, PrintIRWithLIR, false, \ + "Print IR instructions with generated LIR") \ + \ + notproduct(bool, PrintLIRWithAssembly, false, \ + "Show LIR instruction with generated assembly") \ + \ + develop(bool, CommentedAssembly, trueInDebug, \ + "Show extra info in PrintNMethods output") \ + \ + develop(bool, LIRTracePeephole, false, \ + "Trace peephole optimizer") \ + \ + develop(bool, LIRTraceExecution, false, \ + "add LIR code which logs the execution of blocks") \ + \ + product_pd(bool, LIRFillDelaySlots, \ + "fill delays on on SPARC with LIR") \ + \ + develop_pd(bool, CSEArrayLength, \ + "Create separate nodes for length in array accesses") \ + \ + develop_pd(bool, TwoOperandLIRForm, \ + "true if LIR requires src1 and dst to match in binary LIR ops") \ + \ + develop(intx, TraceLinearScanLevel, 0, \ + "Debug levels for the linear scan allocator") \ + range(0, 4) \ + \ + develop(bool, StressLinearScan, false, \ + "scramble block order used by LinearScan (stress test)") \ + \ + product(bool, TimeLinearScan, false, \ + "detailed timing of LinearScan phases") \ + \ + develop(bool, TimeEachLinearScan, false, \ + "print detailed timing of each LinearScan run") \ + \ + develop(bool, CountLinearScan, false, \ + "collect statistic counters during LinearScan") \ + \ + /* C1 variable */ \ + \ + develop(bool, C1Breakpoint, false, \ + "Sets a breakpoint at entry of each compiled method") \ + \ + develop(bool, ImplicitDiv0Checks, true, \ + "Use implicit division by zero checks") \ + \ + develop(bool, PinAllInstructions, false, \ + "All instructions are pinned") \ + \ + develop(bool, UseFastNewInstance, true, \ + "Use fast inlined instance allocation") \ + \ + develop(bool, UseFastNewTypeArray, true, \ + "Use fast inlined type array allocation") \ + \ + develop(bool, UseFastNewObjectArray, true, \ + "Use fast inlined object array allocation") \ + \ + develop(bool, UseFastLocking, true, \ + "Use fast inlined locking code") \ + \ + develop(bool, UseSlowPath, false, \ + "For debugging: test slow cases by always using them") \ + \ + develop(bool, GenerateArrayStoreCheck, true, \ + "Generates code for array store checks") \ + \ + develop(bool, DeoptC1, true, \ + "Use deoptimization in C1") \ + \ + develop(bool, PrintBailouts, false, \ + "Print bailout and its reason") \ + \ + develop(bool, TracePatching, false, \ + "Trace patching of field access on uninitialized classes") \ + \ + develop(bool, PatchALot, false, \ + "Marks all fields as having unloaded classes") \ + \ + develop(bool, PrintNotLoaded, false, \ + "Prints where classes are not loaded during code generation") \ + \ + develop(bool, PrintLIR, false, \ + "print low-level IR") \ + \ + develop(bool, BailoutAfterHIR, false, \ + "bailout of compilation after building of HIR") \ + \ + develop(bool, BailoutAfterLIR, false, \ + "bailout of compilation after building of LIR") \ + \ + develop(bool, BailoutOnExceptionHandlers, false, \ + "bailout of compilation for methods with exception handlers") \ + \ + develop(bool, InstallMethods, true, \ + "Install methods at the end of successful compilations") \ + \ + develop(intx, NMethodSizeLimit, (64*K)*wordSize, \ + "Maximum size of a compiled method.") \ + range(0, max_jint) \ + \ + develop(bool, TraceFPUStack, false, \ + "Trace emulation of the FPU stack (intel only)") \ + \ + develop(bool, TraceFPURegisterUsage, false, \ + "Trace usage of FPU registers at start of blocks (intel only)") \ + \ + develop(bool, OptimizeUnsafes, true, \ + "Optimize raw unsafe ops") \ + \ + develop(bool, PrintUnsafeOptimization, false, \ + "Print optimization of raw unsafe ops") \ + \ + develop(intx, InstructionCountCutoff, 37000, \ + "If GraphBuilder adds this many instructions, bails out") \ + range(0, max_jint) \ + \ + develop(bool, ComputeExactFPURegisterUsage, true, \ + "Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \ + \ + product(bool, C1ProfileCalls, true, \ + "Profile calls when generating code for updating MDOs") \ + \ + product(bool, C1ProfileVirtualCalls, true, \ + "Profile virtual calls when generating code for updating MDOs") \ + \ + product(bool, C1ProfileInlinedCalls, true, \ + "Profile inlined calls when generating code for updating MDOs") \ + \ + product(bool, C1ProfileBranches, true, \ + "Profile branches when generating code for updating MDOs") \ + \ + product(bool, C1ProfileCheckcasts, true, \ + "Profile checkcasts when generating code for updating MDOs") \ + \ + product(bool, C1OptimizeVirtualCallProfiling, true, \ + "Use CHA and exact type results at call sites when updating MDOs")\ + \ + product(bool, C1UpdateMethodData, trueInTiered, \ + "Update MethodData*s in Tier1-generated code") \ + \ + develop(bool, PrintCFGToFile, false, \ + "print control flow graph to a separate file during compilation") \ + \ +// Read default values for c1 globals + +C1_FLAGS(DECLARE_DEVELOPER_FLAG, \ + DECLARE_PD_DEVELOPER_FLAG, \ + DECLARE_PRODUCT_FLAG, \ + DECLARE_PD_PRODUCT_FLAG, \ + DECLARE_DIAGNOSTIC_FLAG, \ + DECLARE_PD_DIAGNOSTIC_FLAG, \ + DECLARE_NOTPRODUCT_FLAG, \ + IGNORE_RANGE, \ + IGNORE_CONSTRAINT, \ + IGNORE_WRITEABLE) + +#endif // SHARE_VM_C1_C1_GLOBALS_HPP