c1_globals.hpp revision 8569:5bbf25472731 
1176357Sdas/*
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3176357Sdas * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4176357Sdas *
5176357Sdas * This code is free software; you can redistribute it and/or modify it
6176357Sdas * under the terms of the GNU General Public License version 2 only, as
7176357Sdas * published by the Free Software Foundation.
8176357Sdas *
9176357Sdas * This code is distributed in the hope that it will be useful, but WITHOUT
10176357Sdas * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11176357Sdas * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12176357Sdas * version 2 for more details (a copy is included in the LICENSE file that
13176357Sdas * accompanied this code).
14176357Sdas *
15176357Sdas * You should have received a copy of the GNU General Public License version
16176357Sdas * 2 along with this work; if not, write to the Free Software Foundation,
17176357Sdas * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18176357Sdas *
19176357Sdas * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21176357Sdas * questions.
22176357Sdas *
23176357Sdas */
24176357Sdas
25176357Sdas#ifndef SHARE_VM_C1_C1_GLOBALS_HPP
26176357Sdas#define SHARE_VM_C1_C1_GLOBALS_HPP
27176357Sdas
28176357Sdas#include "runtime/globals.hpp"
29176357Sdas#ifdef TARGET_ARCH_x86
30176357Sdas# include "c1_globals_x86.hpp"
31176357Sdas#endif
32176357Sdas#ifdef TARGET_ARCH_sparc
33176357Sdas# include "c1_globals_sparc.hpp"
34176357Sdas#endif
35176357Sdas#ifdef TARGET_ARCH_arm
36176357Sdas# include "c1_globals_arm.hpp"
37176357Sdas#endif
38176357Sdas#ifdef TARGET_ARCH_ppc
39176357Sdas# include "c1_globals_ppc.hpp"
40176357Sdas#endif
41176357Sdas#ifdef TARGET_ARCH_aarch64
42176357Sdas# include "c1_globals_aarch64.hpp"
43176357Sdas#endif
44176357Sdas#ifdef TARGET_OS_FAMILY_linux
45176357Sdas# include "c1_globals_linux.hpp"
46176357Sdas#endif
47176357Sdas#ifdef TARGET_OS_FAMILY_solaris
48176357Sdas# include "c1_globals_solaris.hpp"
49176357Sdas#endif
50176357Sdas#ifdef TARGET_OS_FAMILY_windows
51176357Sdas# include "c1_globals_windows.hpp"
52176386Sbde#endif
53176387Sbde#ifdef TARGET_OS_FAMILY_aix
54176387Sbde# include "c1_globals_aix.hpp"
55176357Sdas#endif
56176357Sdas#ifdef TARGET_OS_FAMILY_bsd
57176357Sdas# include "c1_globals_bsd.hpp"
58176357Sdas#endif
59176357Sdas
60176357Sdas//
61176357Sdas// Defines all global flags used by the client compiler.
62176357Sdas//
63176357Sdas#define C1_FLAGS(develop, develop_pd, product, product_pd, diagnostic, notproduct, range, constraint) \
64176357Sdas                                                                            \
65176357Sdas  /* Printing */                                                            \
66176357Sdas  notproduct(bool, PrintC1Statistics, false,                                \
67176357Sdas          "Print Compiler1 statistics" )                                    \
68176357Sdas                                                                            \
69176357Sdas  notproduct(bool, PrintInitialBlockList, false,                            \
70176357Sdas          "Print block list of BlockListBuilder")                           \
71176357Sdas                                                                            \
72176357Sdas  notproduct(bool, PrintCFG, false,                                         \
73176357Sdas          "Print control flow graph after each change")                     \
74176357Sdas                                                                            \
75176357Sdas  notproduct(bool, PrintCFG0, false,                                        \
76176357Sdas          "Print control flow graph after construction")                    \
77176357Sdas                                                                            \
78176357Sdas  notproduct(bool, PrintCFG1, false,                                        \
79176357Sdas          "Print control flow graph after optimizations")                   \
80176357Sdas                                                                            \
81176357Sdas  notproduct(bool, PrintCFG2, false,                                        \
82176357Sdas          "Print control flow graph before code generation")                \
83176357Sdas                                                                            \
84176357Sdas  notproduct(bool, PrintIRDuringConstruction, false,                        \
85176357Sdas          "Print IR as it's being constructed (helpful for debugging frontend)")\
86176357Sdas                                                                            \
87176357Sdas  notproduct(bool, PrintPhiFunctions, false,                                \
88176357Sdas          "Print phi functions when they are created and simplified")       \
89176357Sdas                                                                            \
90176357Sdas  notproduct(bool, PrintIR, false,                                          \
91176357Sdas          "Print full intermediate representation after each change")       \
92176357Sdas                                                                            \
93176357Sdas  notproduct(bool, PrintIR0, false,                                         \
94176357Sdas          "Print full intermediate representation after construction")      \
95176357Sdas                                                                            \
96176357Sdas  notproduct(bool, PrintIR1, false,                                         \
97176357Sdas          "Print full intermediate representation after optimizations")     \
98176357Sdas                                                                            \
99176357Sdas  notproduct(bool, PrintIR2, false,                                         \
100176357Sdas          "Print full intermediate representation before code generation")  \
101176357Sdas                                                                            \
102176357Sdas  notproduct(bool, PrintSimpleStubs, false,                                 \
103176357Sdas          "Print SimpleStubs")                                              \
104176357Sdas                                                                            \
105176357Sdas  /* C1 optimizations */                                                    \
106176357Sdas                                                                            \
107176357Sdas  develop(bool, UseC1Optimizations, true,                                   \
108176357Sdas          "Turn on C1 optimizations")                                       \
109176357Sdas                                                                            \
110176357Sdas  develop(bool, SelectivePhiFunctions, true,                                \
111176357Sdas          "create phi functions at loop headers only when necessary")       \
112176357Sdas                                                                            \
113176357Sdas  develop(bool, OptimizeIfOps, true,                                        \
114176357Sdas          "Optimize multiple IfOps")                                        \
115176357Sdas                                                                            \
116176357Sdas  develop(bool, DoCEE, true,                                                \
117176357Sdas          "Do Conditional Expression Elimination to simplify CFG")          \
118176357Sdas                                                                            \
119176357Sdas  develop(bool, PrintCEE, false,                                            \
120176357Sdas          "Print Conditional Expression Elimination")                       \
121176357Sdas                                                                            \
122176357Sdas  develop(bool, UseLocalValueNumbering, true,                               \
123176357Sdas          "Use Local Value Numbering (embedded in GraphBuilder)")           \
124176357Sdas                                                                            \
125  develop(bool, UseGlobalValueNumbering, true,                              \
126          "Use Global Value Numbering (separate phase)")                    \
127                                                                            \
128  product(bool, UseLoopInvariantCodeMotion, true,                           \
129          "Simple loop invariant code motion for short loops during GVN")   \
130                                                                            \
131  develop(bool, TracePredicateFailedTraps, false,                           \
132          "trace runtime traps caused by predicate failure")                \
133                                                                            \
134  develop(bool, StressLoopInvariantCodeMotion, false,                       \
135          "stress loop invariant code motion")                              \
136                                                                            \
137  develop(bool, TraceRangeCheckElimination, false,                          \
138          "Trace Range Check Elimination")                                  \
139                                                                            \
140  develop(bool, AssertRangeCheckElimination, false,                         \
141          "Assert Range Check Elimination")                                 \
142                                                                            \
143  develop(bool, StressRangeCheckElimination, false,                         \
144          "stress Range Check Elimination")                                 \
145                                                                            \
146  develop(bool, PrintValueNumbering, false,                                 \
147          "Print Value Numbering")                                          \
148                                                                            \
149  product(intx, ValueMapInitialSize, 11,                                    \
150          "Initial size of a value map")                                    \
151          range(1, NOT_LP64(1*K) LP64_ONLY(32*K))                           \
152                                                                            \
153  product(intx, ValueMapMaxLoopSize, 8,                                     \
154          "maximum size of a loop optimized by global value numbering")     \
155                                                                            \
156  develop(bool, EliminateBlocks, true,                                      \
157          "Eliminate unneccessary basic blocks")                            \
158                                                                            \
159  develop(bool, PrintBlockElimination, false,                               \
160          "Print basic block elimination")                                  \
161                                                                            \
162  develop(bool, EliminateNullChecks, true,                                  \
163          "Eliminate unneccessary null checks")                             \
164                                                                            \
165  develop(bool, PrintNullCheckElimination, false,                           \
166          "Print null check elimination")                                   \
167                                                                            \
168  develop(bool, EliminateFieldAccess, true,                                 \
169          "Optimize field loads and stores")                                \
170                                                                            \
171  develop(bool, InlineMethodsWithExceptionHandlers, true,                   \
172          "Inline methods containing exception handlers "                   \
173          "(NOTE: does not work with current backend)")                     \
174                                                                            \
175  product(bool, InlineSynchronizedMethods, true,                            \
176          "Inline synchronized methods")                                    \
177                                                                            \
178  develop(bool, InlineNIOCheckIndex, true,                                  \
179          "Intrinsify java.nio.Buffer.checkIndex")                          \
180                                                                            \
181  develop(bool, CanonicalizeNodes, true,                                    \
182          "Canonicalize graph nodes")                                       \
183                                                                            \
184  develop(bool, PrintCanonicalization, false,                               \
185          "Print graph node canonicalization")                              \
186                                                                            \
187  develop(bool, UseTableRanges, true,                                       \
188          "Faster versions of lookup table using ranges")                   \
189                                                                            \
190  develop_pd(bool, RoundFPResults,                                          \
191          "Indicates whether rounding is needed for floating point results")\
192                                                                            \
193  develop(intx, NestedInliningSizeRatio, 90,                                \
194          "Percentage of prev. allowed inline size in recursive inlining")  \
195          range(0, 100)                                                     \
196                                                                            \
197  notproduct(bool, PrintIRWithLIR, false,                                   \
198          "Print IR instructions with generated LIR")                       \
199                                                                            \
200  notproduct(bool, PrintLIRWithAssembly, false,                             \
201          "Show LIR instruction with generated assembly")                   \
202                                                                            \
203  develop(bool, CommentedAssembly, trueInDebug,                             \
204          "Show extra info in PrintNMethods output")                        \
205                                                                            \
206  develop(bool, LIRTracePeephole, false,                                    \
207          "Trace peephole optimizer")                                       \
208                                                                            \
209  develop(bool, LIRTraceExecution, false,                                   \
210          "add LIR code which logs the execution of blocks")                \
211                                                                            \
212  product_pd(bool, LIRFillDelaySlots,                                       \
213             "fill delays on on SPARC with LIR")                            \
214                                                                            \
215  develop_pd(bool, CSEArrayLength,                                          \
216          "Create separate nodes for length in array accesses")             \
217                                                                            \
218  develop_pd(bool, TwoOperandLIRForm,                                       \
219          "true if LIR requires src1 and dst to match in binary LIR ops")   \
220                                                                            \
221  develop(intx, TraceLinearScanLevel, 0,                                    \
222          "Debug levels for the linear scan allocator")                     \
223                                                                            \
224  develop(bool, StressLinearScan, false,                                    \
225          "scramble block order used by LinearScan (stress test)")          \
226                                                                            \
227  product(bool, TimeLinearScan, false,                                      \
228          "detailed timing of LinearScan phases")                           \
229                                                                            \
230  develop(bool, TimeEachLinearScan, false,                                  \
231          "print detailed timing of each LinearScan run")                   \
232                                                                            \
233  develop(bool, CountLinearScan, false,                                     \
234          "collect statistic counters during LinearScan")                   \
235                                                                            \
236  /* C1 variable */                                                         \
237                                                                            \
238  develop(bool, C1Breakpoint, false,                                        \
239          "Sets a breakpoint at entry of each compiled method")             \
240                                                                            \
241  develop(bool, ImplicitDiv0Checks, true,                                   \
242          "Use implicit division by zero checks")                           \
243                                                                            \
244  develop(bool, PinAllInstructions, false,                                  \
245          "All instructions are pinned")                                    \
246                                                                            \
247  develop(bool, UseFastNewInstance, true,                                   \
248          "Use fast inlined instance allocation")                           \
249                                                                            \
250  develop(bool, UseFastNewTypeArray, true,                                  \
251          "Use fast inlined type array allocation")                         \
252                                                                            \
253  develop(bool, UseFastNewObjectArray, true,                                \
254          "Use fast inlined object array allocation")                       \
255                                                                            \
256  develop(bool, UseFastLocking, true,                                       \
257          "Use fast inlined locking code")                                  \
258                                                                            \
259  develop(bool, UseSlowPath, false,                                         \
260          "For debugging: test slow cases by always using them")            \
261                                                                            \
262  develop(bool, GenerateArrayStoreCheck, true,                              \
263          "Generates code for array store checks")                          \
264                                                                            \
265  develop(bool, DeoptC1, true,                                              \
266          "Use deoptimization in C1")                                       \
267                                                                            \
268  develop(bool, PrintBailouts, false,                                       \
269          "Print bailout and its reason")                                   \
270                                                                            \
271  develop(bool, TracePatching, false,                                       \
272         "Trace patching of field access on uninitialized classes")         \
273                                                                            \
274  develop(bool, PatchALot, false,                                           \
275          "Marks all fields as having unloaded classes")                    \
276                                                                            \
277  develop(bool, PrintNotLoaded, false,                                      \
278          "Prints where classes are not loaded during code generation")     \
279                                                                            \
280  develop(bool, PrintLIR, false,                                            \
281          "print low-level IR")                                             \
282                                                                            \
283  develop(bool, BailoutAfterHIR, false,                                     \
284          "bailout of compilation after building of HIR")                   \
285                                                                            \
286  develop(bool, BailoutAfterLIR, false,                                     \
287          "bailout of compilation after building of LIR")                   \
288                                                                            \
289  develop(bool, BailoutOnExceptionHandlers, false,                          \
290          "bailout of compilation for methods with exception handlers")     \
291                                                                            \
292  develop(bool, InstallMethods, true,                                       \
293          "Install methods at the end of successful compilations")          \
294                                                                            \
295  develop(intx, NMethodSizeLimit, (64*K)*wordSize,                          \
296          "Maximum size of a compiled method.")                             \
297                                                                            \
298  develop(bool, TraceFPUStack, false,                                       \
299          "Trace emulation of the FPU stack (intel only)")                  \
300                                                                            \
301  develop(bool, TraceFPURegisterUsage, false,                               \
302          "Trace usage of FPU registers at start of blocks (intel only)")   \
303                                                                            \
304  develop(bool, OptimizeUnsafes, true,                                      \
305          "Optimize raw unsafe ops")                                        \
306                                                                            \
307  develop(bool, PrintUnsafeOptimization, false,                             \
308          "Print optimization of raw unsafe ops")                           \
309                                                                            \
310  develop(intx, InstructionCountCutoff, 37000,                              \
311          "If GraphBuilder adds this many instructions, bails out")         \
312                                                                            \
313  develop(bool, ComputeExactFPURegisterUsage, true,                         \
314          "Compute additional live set for fpu registers to simplify fpu stack merge (Intel only)") \
315                                                                            \
316  product(bool, C1ProfileCalls, true,                                       \
317          "Profile calls when generating code for updating MDOs")           \
318                                                                            \
319  product(bool, C1ProfileVirtualCalls, true,                                \
320          "Profile virtual calls when generating code for updating MDOs")   \
321                                                                            \
322  product(bool, C1ProfileInlinedCalls, true,                                \
323          "Profile inlined calls when generating code for updating MDOs")   \
324                                                                            \
325  product(bool, C1ProfileBranches, true,                                    \
326          "Profile branches when generating code for updating MDOs")        \
327                                                                            \
328  product(bool, C1ProfileCheckcasts, true,                                  \
329          "Profile checkcasts when generating code for updating MDOs")      \
330                                                                            \
331  product(bool, C1OptimizeVirtualCallProfiling, true,                       \
332          "Use CHA and exact type results at call sites when updating MDOs")\
333                                                                            \
334  product(bool, C1UpdateMethodData, trueInTiered,                           \
335          "Update MethodData*s in Tier1-generated code")                    \
336                                                                            \
337  develop(bool, PrintCFGToFile, false,                                      \
338          "print control flow graph to a separate file during compilation") \
339                                                                            \
340  diagnostic(bool, C1PatchInvokeDynamic, true,                              \
341             "Patch invokedynamic appendix not known at compile time")      \
342                                                                            \
343// Read default values for c1 globals
344
345C1_FLAGS(DECLARE_DEVELOPER_FLAG, \
346         DECLARE_PD_DEVELOPER_FLAG, \
347         DECLARE_PRODUCT_FLAG, \
348         DECLARE_PD_PRODUCT_FLAG, \
349         DECLARE_DIAGNOSTIC_FLAG, \
350         DECLARE_NOTPRODUCT_FLAG, \
351         IGNORE_RANGE, \
352         IGNORE_CONSTRAINT)
353
354#endif // SHARE_VM_C1_C1_GLOBALS_HPP
355