Mercurial > hg > truffle
comparison src/share/vm/opto/phase.cpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | 72c5366e5d86 |
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-1:000000000000 | 0:a61af66fc99e |
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1 /* | |
2 * Copyright 1997-2005 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 #include "incls/_precompiled.incl" | |
26 #include "incls/_phase.cpp.incl" | |
27 | |
28 #ifndef PRODUCT | |
29 int Phase::_total_bytes_compiled = 0; | |
30 | |
31 elapsedTimer Phase::_t_totalCompilation; | |
32 elapsedTimer Phase::_t_methodCompilation; | |
33 elapsedTimer Phase::_t_stubCompilation; | |
34 #endif | |
35 | |
36 // The next timers used for LogCompilation | |
37 elapsedTimer Phase::_t_parser; | |
38 elapsedTimer Phase::_t_escapeAnalysis; | |
39 elapsedTimer Phase::_t_optimizer; | |
40 elapsedTimer Phase::_t_idealLoop; | |
41 elapsedTimer Phase::_t_ccp; | |
42 elapsedTimer Phase::_t_matcher; | |
43 elapsedTimer Phase::_t_registerAllocation; | |
44 elapsedTimer Phase::_t_output; | |
45 | |
46 #ifndef PRODUCT | |
47 elapsedTimer Phase::_t_graphReshaping; | |
48 elapsedTimer Phase::_t_scheduler; | |
49 elapsedTimer Phase::_t_removeEmptyBlocks; | |
50 elapsedTimer Phase::_t_macroExpand; | |
51 elapsedTimer Phase::_t_peephole; | |
52 elapsedTimer Phase::_t_codeGeneration; | |
53 elapsedTimer Phase::_t_registerMethod; | |
54 elapsedTimer Phase::_t_temporaryTimer1; | |
55 elapsedTimer Phase::_t_temporaryTimer2; | |
56 | |
57 // Subtimers for _t_optimizer | |
58 elapsedTimer Phase::_t_iterGVN; | |
59 elapsedTimer Phase::_t_iterGVN2; | |
60 | |
61 // Subtimers for _t_registerAllocation | |
62 elapsedTimer Phase::_t_ctorChaitin; | |
63 elapsedTimer Phase::_t_buildIFGphysical; | |
64 elapsedTimer Phase::_t_computeLive; | |
65 elapsedTimer Phase::_t_regAllocSplit; | |
66 elapsedTimer Phase::_t_postAllocCopyRemoval; | |
67 elapsedTimer Phase::_t_fixupSpills; | |
68 | |
69 // Subtimers for _t_output | |
70 elapsedTimer Phase::_t_instrSched; | |
71 elapsedTimer Phase::_t_buildOopMaps; | |
72 #endif | |
73 | |
74 //------------------------------Phase------------------------------------------ | |
75 Phase::Phase( PhaseNumber pnum ) : _pnum(pnum), C( pnum == Compiler ? NULL : Compile::current()) { | |
76 // Poll for requests from shutdown mechanism to quiesce comiler (4448539, 4448544). | |
77 // This is an effective place to poll, since the compiler is full of phases. | |
78 // In particular, every inlining site uses a recursively created Parse phase. | |
79 CompileBroker::maybe_block(); | |
80 } | |
81 | |
82 #ifndef PRODUCT | |
83 static const double minimum_reported_time = 0.0001; // seconds | |
84 static const double expected_method_compile_coverage = 0.97; // % | |
85 static const double minimum_meaningful_method_compile = 2.00; // seconds | |
86 | |
87 void Phase::print_timers() { | |
88 tty->print_cr ("Accumulated compiler times:"); | |
89 tty->print_cr ("---------------------------"); | |
90 tty->print_cr (" Total compilation: %3.3f sec.", Phase::_t_totalCompilation.seconds()); | |
91 tty->print (" method compilation : %3.3f sec", Phase::_t_methodCompilation.seconds()); | |
92 tty->print ("/%d bytes",_total_bytes_compiled); | |
93 tty->print_cr (" (%3.0f bytes per sec) ", Phase::_total_bytes_compiled / Phase::_t_methodCompilation.seconds()); | |
94 tty->print_cr (" stub compilation : %3.3f sec.", Phase::_t_stubCompilation.seconds()); | |
95 tty->print_cr (" Phases:"); | |
96 tty->print_cr (" parse : %3.3f sec", Phase::_t_parser.seconds()); | |
97 if (DoEscapeAnalysis) { | |
98 tty->print_cr (" escape analysis : %3.3f sec", Phase::_t_escapeAnalysis.seconds()); | |
99 } | |
100 tty->print_cr (" optimizer : %3.3f sec", Phase::_t_optimizer.seconds()); | |
101 if( Verbose || WizardMode ) { | |
102 tty->print_cr (" iterGVN : %3.3f sec", Phase::_t_iterGVN.seconds()); | |
103 tty->print_cr (" idealLoop : %3.3f sec", Phase::_t_idealLoop.seconds()); | |
104 tty->print_cr (" ccp : %3.3f sec", Phase::_t_ccp.seconds()); | |
105 tty->print_cr (" iterGVN2 : %3.3f sec", Phase::_t_iterGVN2.seconds()); | |
106 tty->print_cr (" graphReshape : %3.3f sec", Phase::_t_graphReshaping.seconds()); | |
107 double optimizer_subtotal = Phase::_t_iterGVN.seconds() + | |
108 Phase::_t_idealLoop.seconds() + Phase::_t_ccp.seconds() + | |
109 Phase::_t_graphReshaping.seconds(); | |
110 double percent_of_optimizer = ((optimizer_subtotal == 0.0) ? 0.0 : (optimizer_subtotal / Phase::_t_optimizer.seconds() * 100.0)); | |
111 tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", optimizer_subtotal, percent_of_optimizer); | |
112 } | |
113 tty->print_cr (" matcher : %3.3f sec", Phase::_t_matcher.seconds()); | |
114 tty->print_cr (" scheduler : %3.3f sec", Phase::_t_scheduler.seconds()); | |
115 tty->print_cr (" regalloc : %3.3f sec", Phase::_t_registerAllocation.seconds()); | |
116 if( Verbose || WizardMode ) { | |
117 tty->print_cr (" ctorChaitin : %3.3f sec", Phase::_t_ctorChaitin.seconds()); | |
118 tty->print_cr (" buildIFG : %3.3f sec", Phase::_t_buildIFGphysical.seconds()); | |
119 tty->print_cr (" computeLive : %3.3f sec", Phase::_t_computeLive.seconds()); | |
120 tty->print_cr (" regAllocSplit: %3.3f sec", Phase::_t_regAllocSplit.seconds()); | |
121 tty->print_cr (" postAllocCopyRemoval: %3.3f sec", Phase::_t_postAllocCopyRemoval.seconds()); | |
122 tty->print_cr (" fixupSpills : %3.3f sec", Phase::_t_fixupSpills.seconds()); | |
123 double regalloc_subtotal = Phase::_t_ctorChaitin.seconds() + | |
124 Phase::_t_buildIFGphysical.seconds() + Phase::_t_computeLive.seconds() + | |
125 Phase::_t_regAllocSplit.seconds() + Phase::_t_fixupSpills.seconds() + | |
126 Phase::_t_postAllocCopyRemoval.seconds(); | |
127 double percent_of_regalloc = ((regalloc_subtotal == 0.0) ? 0.0 : (regalloc_subtotal / Phase::_t_registerAllocation.seconds() * 100.0)); | |
128 tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", regalloc_subtotal, percent_of_regalloc); | |
129 } | |
130 tty->print_cr (" macroExpand : %3.3f sec", Phase::_t_macroExpand.seconds()); | |
131 tty->print_cr (" removeEmpty : %3.3f sec", Phase::_t_removeEmptyBlocks.seconds()); | |
132 tty->print_cr (" peephole : %3.3f sec", Phase::_t_peephole.seconds()); | |
133 tty->print_cr (" codeGen : %3.3f sec", Phase::_t_codeGeneration.seconds()); | |
134 tty->print_cr (" install_code : %3.3f sec", Phase::_t_registerMethod.seconds()); | |
135 tty->print_cr (" ------------ : ----------"); | |
136 double phase_subtotal = Phase::_t_parser.seconds() + | |
137 (DoEscapeAnalysis ? Phase::_t_escapeAnalysis.seconds() : 0.0) + | |
138 Phase::_t_optimizer.seconds() + Phase::_t_graphReshaping.seconds() + | |
139 Phase::_t_matcher.seconds() + Phase::_t_scheduler.seconds() + | |
140 Phase::_t_registerAllocation.seconds() + Phase::_t_removeEmptyBlocks.seconds() + | |
141 Phase::_t_macroExpand.seconds() + Phase::_t_peephole.seconds() + | |
142 Phase::_t_codeGeneration.seconds() + Phase::_t_registerMethod.seconds(); | |
143 double percent_of_method_compile = ((phase_subtotal == 0.0) ? 0.0 : phase_subtotal / Phase::_t_methodCompilation.seconds()) * 100.0; | |
144 // counters inside Compile::CodeGen include time for adapters and stubs | |
145 // so phase-total can be greater than 100% | |
146 tty->print_cr (" total : %3.3f sec, %3.2f %%", phase_subtotal, percent_of_method_compile); | |
147 | |
148 assert( percent_of_method_compile > expected_method_compile_coverage || | |
149 phase_subtotal < minimum_meaningful_method_compile, | |
150 "Must account for method compilation"); | |
151 | |
152 if( Phase::_t_temporaryTimer1.seconds() > minimum_reported_time ) { | |
153 tty->cr(); | |
154 tty->print_cr (" temporaryTimer1: %3.3f sec", Phase::_t_temporaryTimer1.seconds()); | |
155 } | |
156 if( Phase::_t_temporaryTimer2.seconds() > minimum_reported_time ) { | |
157 tty->cr(); | |
158 tty->print_cr (" temporaryTimer2: %3.3f sec", Phase::_t_temporaryTimer2.seconds()); | |
159 } | |
160 tty->print_cr (" output : %3.3f sec", Phase::_t_output.seconds()); | |
161 tty->print_cr (" isched : %3.3f sec", Phase::_t_instrSched.seconds()); | |
162 tty->print_cr (" bldOopMaps: %3.3f sec", Phase::_t_buildOopMaps.seconds()); | |
163 } | |
164 #endif |