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src/share/vm/c1/c1_globals.hpp@710a3c8b516e (annotated)

src/share/vm/c1/c1_globals.hpp

Tue, 08 Aug 2017 15:57:29 +0800

author

aoqi

date

Tue, 08 Aug 2017 15:57:29 +0800

changeset 6876

710a3c8b516e

parent 6503

a9becfeecd1b

parent 1

2d8a650513c2

child 7535

7ae4e26cb1e0

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*
aoqi@0	23	*/
aoqi@0	24
aoqi@1	25	/*
aoqi@1	26	* This file has been modified by Loongson Technology in 2015. These
aoqi@1	27	* modifications are Copyright (c) 2015 Loongson Technology, and are made
aoqi@1	28	* available on the same license terms set forth above.
aoqi@1	29	*/
aoqi@1	30
aoqi@0	31	#ifndef SHARE_VM_C1_C1_GLOBALS_HPP
aoqi@0	32	#define SHARE_VM_C1_C1_GLOBALS_HPP
aoqi@0	33
aoqi@0	34	#include "runtime/globals.hpp"
aoqi@0	35	#ifdef TARGET_ARCH_x86
aoqi@0	36	# include "c1_globals_x86.hpp"
aoqi@0	37	#endif
aoqi@1	38	#ifdef TARGET_ARCH_mips
aoqi@1	39	# include "c1_globals_mips.hpp"
aoqi@1	40	#endif
aoqi@0	41	#ifdef TARGET_ARCH_sparc
aoqi@0	42	# include "c1_globals_sparc.hpp"
aoqi@0	43	#endif
aoqi@0	44	#ifdef TARGET_ARCH_arm
aoqi@0	45	# include "c1_globals_arm.hpp"
aoqi@0	46	#endif
aoqi@0	47	#ifdef TARGET_ARCH_ppc
aoqi@0	48	# include "c1_globals_ppc.hpp"
aoqi@0	49	#endif
aoqi@0	50	#ifdef TARGET_OS_FAMILY_linux
aoqi@0	51	# include "c1_globals_linux.hpp"
aoqi@0	52	#endif
aoqi@0	53	#ifdef TARGET_OS_FAMILY_solaris
aoqi@0	54	# include "c1_globals_solaris.hpp"
aoqi@0	55	#endif
aoqi@0	56	#ifdef TARGET_OS_FAMILY_windows
aoqi@0	57	# include "c1_globals_windows.hpp"
aoqi@0	58	#endif
aoqi@0	59	#ifdef TARGET_OS_FAMILY_aix
aoqi@0	60	# include "c1_globals_aix.hpp"
aoqi@0	61	#endif
aoqi@0	62	#ifdef TARGET_OS_FAMILY_bsd
aoqi@0	63	# include "c1_globals_bsd.hpp"
aoqi@0	64	#endif
aoqi@0	65
aoqi@0	66	//
aoqi@0	67	// Defines all global flags used by the client compiler.
aoqi@0	68	//
aoqi@0	69	#define C1_FLAGS(develop, develop_pd, product, product_pd, diagnostic, notproduct) \
aoqi@0	70	\
aoqi@0	71	/* Printing */ \
aoqi@0	72	notproduct(bool, PrintC1Statistics, false, \
aoqi@0	73	"Print Compiler1 statistics" ) \
aoqi@0	74	\
aoqi@0	75	notproduct(bool, PrintInitialBlockList, false, \
aoqi@0	76	"Print block list of BlockListBuilder") \
aoqi@0	77	\
aoqi@0	78	notproduct(bool, PrintCFG, false, \
aoqi@0	79	"Print control flow graph after each change") \
aoqi@0	80	\
aoqi@0	81	notproduct(bool, PrintCFG0, false, \
aoqi@0	82	"Print control flow graph after construction") \
aoqi@0	83	\
aoqi@0	84	notproduct(bool, PrintCFG1, false, \
aoqi@0	85	"Print control flow graph after optimizations") \
aoqi@0	86	\
aoqi@0	87	notproduct(bool, PrintCFG2, false, \
aoqi@0	88	"Print control flow graph before code generation") \
aoqi@0	89	\
aoqi@0	90	notproduct(bool, PrintIRDuringConstruction, false, \
aoqi@0	91	"Print IR as it's being constructed (helpful for debugging frontend)")\
aoqi@0	92	\
aoqi@0	93	notproduct(bool, PrintPhiFunctions, false, \
aoqi@0	94	"Print phi functions when they are created and simplified") \
aoqi@0	95	\
aoqi@0	96	notproduct(bool, PrintIR, false, \
aoqi@0	97	"Print full intermediate representation after each change") \
aoqi@0	98	\
aoqi@0	99	notproduct(bool, PrintIR0, false, \
aoqi@0	100	"Print full intermediate representation after construction") \
aoqi@0	101	\
aoqi@0	102	notproduct(bool, PrintIR1, false, \
aoqi@0	103	"Print full intermediate representation after optimizations") \
aoqi@0	104	\
aoqi@0	105	notproduct(bool, PrintIR2, false, \
aoqi@0	106	"Print full intermediate representation before code generation") \
aoqi@0	107	\
aoqi@0	108	notproduct(bool, PrintSimpleStubs, false, \
aoqi@0	109	"Print SimpleStubs") \
aoqi@0	110	\
aoqi@0	111	/* C1 optimizations */ \
aoqi@0	112	\
aoqi@0	113	develop(bool, UseC1Optimizations, true, \
aoqi@0	114	"Turn on C1 optimizations") \
aoqi@0	115	\
aoqi@0	116	develop(bool, SelectivePhiFunctions, true, \
aoqi@0	117	"create phi functions at loop headers only when necessary") \
aoqi@0	118	\
aoqi@0	119	develop(bool, OptimizeIfOps, true, \
aoqi@0	120	"Optimize multiple IfOps") \
aoqi@0	121	\
aoqi@0	122	develop(bool, DoCEE, true, \
aoqi@0	123	"Do Conditional Expression Elimination to simplify CFG") \
aoqi@0	124	\
aoqi@0	125	develop(bool, PrintCEE, false, \
aoqi@0	126	"Print Conditional Expression Elimination") \
aoqi@0	127	\
aoqi@0	128	develop(bool, UseLocalValueNumbering, true, \
aoqi@0	129	"Use Local Value Numbering (embedded in GraphBuilder)") \
aoqi@0	130	\
aoqi@0	131	develop(bool, UseGlobalValueNumbering, true, \
aoqi@0	132	"Use Global Value Numbering (separate phase)") \
aoqi@0	133	\
aoqi@0	134	product(bool, UseLoopInvariantCodeMotion, true, \
aoqi@0	135	"Simple loop invariant code motion for short loops during GVN") \
aoqi@0	136	\
aoqi@0	137	develop(bool, TracePredicateFailedTraps, false, \
aoqi@0	138	"trace runtime traps caused by predicate failure") \
aoqi@0	139	\
aoqi@0	140	develop(bool, StressLoopInvariantCodeMotion, false, \
aoqi@0	141	"stress loop invariant code motion") \
aoqi@0	142	\
aoqi@0	143	develop(bool, TraceRangeCheckElimination, false, \
aoqi@0	144	"Trace Range Check Elimination") \
aoqi@0	145	\
aoqi@0	146	develop(bool, AssertRangeCheckElimination, false, \
aoqi@0	147	"Assert Range Check Elimination") \
aoqi@0	148	\
aoqi@0	149	develop(bool, StressRangeCheckElimination, false, \
aoqi@0	150	"stress Range Check Elimination") \
aoqi@0	151	\
aoqi@0	152	develop(bool, PrintValueNumbering, false, \
aoqi@0	153	"Print Value Numbering") \
aoqi@0	154	\
aoqi@0	155	product(intx, ValueMapInitialSize, 11, \
aoqi@0	156	"Initial size of a value map") \
aoqi@0	157	\
aoqi@0	158	product(intx, ValueMapMaxLoopSize, 8, \
aoqi@0	159	"maximum size of a loop optimized by global value numbering") \
aoqi@0	160	\
aoqi@0	161	develop(bool, EliminateBlocks, true, \
aoqi@0	162	"Eliminate unneccessary basic blocks") \
aoqi@0	163	\
aoqi@0	164	develop(bool, PrintBlockElimination, false, \
aoqi@0	165	"Print basic block elimination") \
aoqi@0	166	\
aoqi@0	167	develop(bool, EliminateNullChecks, true, \
aoqi@0	168	"Eliminate unneccessary null checks") \
aoqi@0	169	\
aoqi@0	170	develop(bool, PrintNullCheckElimination, false, \
aoqi@0	171	"Print null check elimination") \
aoqi@0	172	\
aoqi@0	173	develop(bool, EliminateFieldAccess, true, \
aoqi@0	174	"Optimize field loads and stores") \
aoqi@0	175	\
aoqi@0	176	develop(bool, InlineMethodsWithExceptionHandlers, true, \
aoqi@0	177	"Inline methods containing exception handlers " \
aoqi@0	178	"(NOTE: does not work with current backend)") \
aoqi@0	179	\
aoqi@0	180	product(bool, InlineSynchronizedMethods, true, \
aoqi@0	181	"Inline synchronized methods") \
aoqi@0	182	\
aoqi@0	183	develop(bool, InlineNIOCheckIndex, true, \
aoqi@0	184	"Intrinsify java.nio.Buffer.checkIndex") \
aoqi@0	185	\
aoqi@0	186	develop(bool, CanonicalizeNodes, true, \
aoqi@0	187	"Canonicalize graph nodes") \
aoqi@0	188	\
aoqi@0	189	develop(bool, PrintCanonicalization, false, \
aoqi@0	190	"Print graph node canonicalization") \
aoqi@0	191	\
aoqi@0	192	develop(bool, UseTableRanges, true, \
aoqi@0	193	"Faster versions of lookup table using ranges") \
aoqi@0	194	\
aoqi@0	195	develop_pd(bool, RoundFPResults, \
aoqi@0	196	"Indicates whether rounding is needed for floating point results")\
aoqi@0	197	\
aoqi@0	198	develop(intx, NestedInliningSizeRatio, 90, \
aoqi@0	199	"Percentage of prev. allowed inline size in recursive inlining") \
aoqi@0	200	\
aoqi@0	201	notproduct(bool, PrintIRWithLIR, false, \
aoqi@0	202	"Print IR instructions with generated LIR") \
aoqi@0	203	\
aoqi@0	204	notproduct(bool, PrintLIRWithAssembly, false, \
aoqi@0	205	"Show LIR instruction with generated assembly") \
aoqi@0	206	\
aoqi@0	207	develop(bool, CommentedAssembly, trueInDebug, \
aoqi@0	208	"Show extra info in PrintNMethods output") \
aoqi@0	209	\
aoqi@0	210	develop(bool, LIRTracePeephole, false, \
aoqi@0	211	"Trace peephole optimizer") \
aoqi@0	212	\
aoqi@0	213	develop(bool, LIRTraceExecution, false, \
aoqi@0	214	"add LIR code which logs the execution of blocks") \
aoqi@0	215	\
aoqi@0	216	product_pd(bool, LIRFillDelaySlots, \
aoqi@0	217	"fill delays on on SPARC with LIR") \
aoqi@0	218	\
aoqi@0	219	develop_pd(bool, CSEArrayLength, \
aoqi@0	220	"Create separate nodes for length in array accesses") \
aoqi@0	221	\
aoqi@0	222	develop_pd(bool, TwoOperandLIRForm, \
aoqi@0	223	"true if LIR requires src1 and dst to match in binary LIR ops") \
aoqi@0	224	\
aoqi@0	225	develop(intx, TraceLinearScanLevel, 0, \
aoqi@0	226	"Debug levels for the linear scan allocator") \
aoqi@0	227	\
aoqi@0	228	develop(bool, StressLinearScan, false, \
aoqi@0	229	"scramble block order used by LinearScan (stress test)") \
aoqi@0	230	\
aoqi@0	231	product(bool, TimeLinearScan, false, \
aoqi@0	232	"detailed timing of LinearScan phases") \
aoqi@0	233	\
aoqi@0	234	develop(bool, TimeEachLinearScan, false, \
aoqi@0	235	"print detailed timing of each LinearScan run") \
aoqi@0	236	\
aoqi@0	237	develop(bool, CountLinearScan, false, \
aoqi@0	238	"collect statistic counters during LinearScan") \
aoqi@0	239	\
aoqi@0	240	/* C1 variable */ \
aoqi@0	241	\
aoqi@0	242	develop(bool, C1Breakpoint, false, \
aoqi@0	243	"Sets a breakpoint at entry of each compiled method") \
aoqi@0	244	\
aoqi@0	245	develop(bool, ImplicitDiv0Checks, true, \
aoqi@0	246	"Use implicit division by zero checks") \
aoqi@0	247	\
aoqi@0	248	develop(bool, PinAllInstructions, false, \
aoqi@0	249	"All instructions are pinned") \
aoqi@0	250	\
aoqi@0	251	develop(bool, UseFastNewInstance, true, \
aoqi@0	252	"Use fast inlined instance allocation") \
aoqi@0	253	\
aoqi@0	254	develop(bool, UseFastNewTypeArray, true, \
aoqi@0	255	"Use fast inlined type array allocation") \
aoqi@0	256	\
aoqi@0	257	develop(bool, UseFastNewObjectArray, true, \
aoqi@0	258	"Use fast inlined object array allocation") \
aoqi@0	259	\
aoqi@0	260	develop(bool, UseFastLocking, true, \
aoqi@0	261	"Use fast inlined locking code") \
aoqi@0	262	\
aoqi@0	263	develop(bool, UseSlowPath, false, \
aoqi@0	264	"For debugging: test slow cases by always using them") \
aoqi@0	265	\
aoqi@0	266	develop(bool, GenerateArrayStoreCheck, true, \
aoqi@0	267	"Generates code for array store checks") \
aoqi@0	268	\
aoqi@0	269	develop(bool, DeoptC1, true, \
aoqi@0	270	"Use deoptimization in C1") \
aoqi@0	271	\
aoqi@0	272	develop(bool, PrintBailouts, false, \
aoqi@0	273	"Print bailout and its reason") \
aoqi@0	274	\
aoqi@0	275	develop(bool, TracePatching, false, \
aoqi@0	276	"Trace patching of field access on uninitialized classes") \
aoqi@0	277	\
aoqi@0	278	develop(bool, PatchALot, false, \
aoqi@0	279	"Marks all fields as having unloaded classes") \
aoqi@0	280	\
aoqi@0	281	develop(bool, PrintNotLoaded, false, \
aoqi@0	282	"Prints where classes are not loaded during code generation") \
aoqi@0	283	\
aoqi@0	284	develop(bool, PrintLIR, false, \
aoqi@0	285	"print low-level IR") \
aoqi@0	286	\
aoqi@0	287	develop(bool, BailoutAfterHIR, false, \
aoqi@0	288	"bailout of compilation after building of HIR") \
aoqi@0	289	\
aoqi@0	290	develop(bool, BailoutAfterLIR, false, \
aoqi@0	291	"bailout of compilation after building of LIR") \
aoqi@0	292	\
aoqi@0	293	develop(bool, BailoutOnExceptionHandlers, false, \
aoqi@0	294	"bailout of compilation for methods with exception handlers") \
aoqi@0	295	\
aoqi@0	296	develop(bool, InstallMethods, true, \
aoqi@0	297	"Install methods at the end of successful compilations") \
aoqi@0	298	\
aoqi@0	299	product(intx, CompilationRepeat, 0, \
aoqi@0	300	"Number of times to recompile method before returning result") \
aoqi@0	301	\
aoqi@0	302	develop(intx, NMethodSizeLimit, (64*K)*wordSize, \
aoqi@0	303	"Maximum size of a compiled method.") \
aoqi@0	304	\
aoqi@0	305	develop(bool, TraceFPUStack, false, \
aoqi@0	306	"Trace emulation of the FPU stack (intel only)") \
aoqi@0	307	\
aoqi@0	308	develop(bool, TraceFPURegisterUsage, false, \
aoqi@0	309	"Trace usage of FPU registers at start of blocks (intel only)") \
aoqi@0	310	\
aoqi@0	311	develop(bool, OptimizeUnsafes, true, \
aoqi@0	312	"Optimize raw unsafe ops") \
aoqi@0	313	\
aoqi@0	314	develop(bool, PrintUnsafeOptimization, false, \
aoqi@0	315	"Print optimization of raw unsafe ops") \
aoqi@0	316	\
aoqi@0	317	develop(intx, InstructionCountCutoff, 37000, \
aoqi@0	318	"If GraphBuilder adds this many instructions, bails out") \
aoqi@0	319	\
aoqi@0	320	product_pd(intx, SafepointPollOffset, \
aoqi@0	321	"Offset added to polling address (Intel only)") \
aoqi@0	322	\
aoqi@0	323	develop(bool, ComputeExactFPURegisterUsage, true, \
aoqi@0	324	"Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \
aoqi@0	325	\
aoqi@0	326	product(bool, C1ProfileCalls, true, \
aoqi@0	327	"Profile calls when generating code for updating MDOs") \
aoqi@0	328	\
aoqi@0	329	product(bool, C1ProfileVirtualCalls, true, \
aoqi@0	330	"Profile virtual calls when generating code for updating MDOs") \
aoqi@0	331	\
aoqi@0	332	product(bool, C1ProfileInlinedCalls, true, \
aoqi@0	333	"Profile inlined calls when generating code for updating MDOs") \
aoqi@0	334	\
aoqi@0	335	product(bool, C1ProfileBranches, true, \
aoqi@0	336	"Profile branches when generating code for updating MDOs") \
aoqi@0	337	\
aoqi@0	338	product(bool, C1ProfileCheckcasts, true, \
aoqi@0	339	"Profile checkcasts when generating code for updating MDOs") \
aoqi@0	340	\
aoqi@0	341	product(bool, C1OptimizeVirtualCallProfiling, true, \
aoqi@0	342	"Use CHA and exact type results at call sites when updating MDOs")\
aoqi@0	343	\
aoqi@0	344	product(bool, C1UpdateMethodData, trueInTiered, \
aoqi@0	345	"Update MethodData*s in Tier1-generated code") \
aoqi@0	346	\
aoqi@0	347	develop(bool, PrintCFGToFile, false, \
aoqi@0	348	"print control flow graph to a separate file during compilation") \
aoqi@0	349	\
aoqi@0	350	diagnostic(bool, C1PatchInvokeDynamic, true, \
aoqi@0	351	"Patch invokedynamic appendix not known at compile time") \
aoqi@0	352	\
aoqi@0	353
aoqi@0	354
aoqi@0	355	// Read default values for c1 globals
aoqi@0	356
aoqi@0	357	C1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_NOTPRODUCT_FLAG)
aoqi@0	358
aoqi@0	359	#endif // SHARE_VM_C1_C1_GLOBALS_HPP