1 /* 2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * 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_blockOrdering; 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 elapsedTimer Phase::_t_idealLoopVerify; 57 58 // Subtimers for _t_optimizer 59 elapsedTimer Phase::_t_iterGVN; 60 elapsedTimer Phase::_t_iterGVN2; 61 62 // Subtimers for _t_registerAllocation 63 elapsedTimer Phase::_t_ctorChaitin; 64 elapsedTimer Phase::_t_buildIFGphysical; 65 elapsedTimer Phase::_t_computeLive; 66 elapsedTimer Phase::_t_regAllocSplit; 67 elapsedTimer Phase::_t_postAllocCopyRemoval; 68 elapsedTimer Phase::_t_fixupSpills; 69 70 // Subtimers for _t_output 71 elapsedTimer Phase::_t_instrSched; 72 elapsedTimer Phase::_t_buildOopMaps; 73 #endif 74 75 //------------------------------Phase------------------------------------------ 76 Phase::Phase( PhaseNumber pnum ) : _pnum(pnum), C( pnum == Compiler ? NULL : Compile::current()) { 77 // Poll for requests from shutdown mechanism to quiesce compiler (4448539, 4448544). 78 // This is an effective place to poll, since the compiler is full of phases. 79 // In particular, every inlining site uses a recursively created Parse phase. 80 CompileBroker::maybe_block(); 81 } 82 83 #ifndef PRODUCT 84 static const double minimum_reported_time = 0.0001; // seconds 85 static const double expected_method_compile_coverage = 0.97; // % 86 static const double minimum_meaningful_method_compile = 2.00; // seconds 87 88 void Phase::print_timers() { 89 tty->print_cr ("Accumulated compiler times:"); 90 tty->print_cr ("---------------------------"); 91 tty->print_cr (" Total compilation: %3.3f sec.", Phase::_t_totalCompilation.seconds()); 92 tty->print (" method compilation : %3.3f sec", Phase::_t_methodCompilation.seconds()); 93 tty->print ("/%d bytes",_total_bytes_compiled); 94 tty->print_cr (" (%3.0f bytes per sec) ", Phase::_total_bytes_compiled / Phase::_t_methodCompilation.seconds()); 95 tty->print_cr (" stub compilation : %3.3f sec.", Phase::_t_stubCompilation.seconds()); 96 tty->print_cr (" Phases:"); 97 tty->print_cr (" parse : %3.3f sec", Phase::_t_parser.seconds()); 98 if (DoEscapeAnalysis) { 99 tty->print_cr (" escape analysis : %3.3f sec", Phase::_t_escapeAnalysis.seconds()); 100 } 101 tty->print_cr (" optimizer : %3.3f sec", Phase::_t_optimizer.seconds()); 102 if( Verbose || WizardMode ) { 103 tty->print_cr (" iterGVN : %3.3f sec", Phase::_t_iterGVN.seconds()); 104 tty->print_cr (" idealLoop : %3.3f sec", Phase::_t_idealLoop.seconds()); 105 tty->print_cr (" idealLoopVerify: %3.3f sec", Phase::_t_idealLoopVerify.seconds()); 106 tty->print_cr (" ccp : %3.3f sec", Phase::_t_ccp.seconds()); 107 tty->print_cr (" iterGVN2 : %3.3f sec", Phase::_t_iterGVN2.seconds()); 108 tty->print_cr (" graphReshape : %3.3f sec", Phase::_t_graphReshaping.seconds()); 109 double optimizer_subtotal = Phase::_t_iterGVN.seconds() + 110 Phase::_t_idealLoop.seconds() + Phase::_t_ccp.seconds() + 111 Phase::_t_graphReshaping.seconds(); 112 double percent_of_optimizer = ((optimizer_subtotal == 0.0) ? 0.0 : (optimizer_subtotal / Phase::_t_optimizer.seconds() * 100.0)); 113 tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", optimizer_subtotal, percent_of_optimizer); 114 } 115 tty->print_cr (" matcher : %3.3f sec", Phase::_t_matcher.seconds()); 116 tty->print_cr (" scheduler : %3.3f sec", Phase::_t_scheduler.seconds()); 117 tty->print_cr (" regalloc : %3.3f sec", Phase::_t_registerAllocation.seconds()); 118 if( Verbose || WizardMode ) { 119 tty->print_cr (" ctorChaitin : %3.3f sec", Phase::_t_ctorChaitin.seconds()); 120 tty->print_cr (" buildIFG : %3.3f sec", Phase::_t_buildIFGphysical.seconds()); 121 tty->print_cr (" computeLive : %3.3f sec", Phase::_t_computeLive.seconds()); 122 tty->print_cr (" regAllocSplit : %3.3f sec", Phase::_t_regAllocSplit.seconds()); 123 tty->print_cr (" postAllocCopyRemoval: %3.3f sec", Phase::_t_postAllocCopyRemoval.seconds()); 124 tty->print_cr (" fixupSpills : %3.3f sec", Phase::_t_fixupSpills.seconds()); 125 double regalloc_subtotal = Phase::_t_ctorChaitin.seconds() + 126 Phase::_t_buildIFGphysical.seconds() + Phase::_t_computeLive.seconds() + 127 Phase::_t_regAllocSplit.seconds() + Phase::_t_fixupSpills.seconds() + 128 Phase::_t_postAllocCopyRemoval.seconds(); 129 double percent_of_regalloc = ((regalloc_subtotal == 0.0) ? 0.0 : (regalloc_subtotal / Phase::_t_registerAllocation.seconds() * 100.0)); 130 tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", regalloc_subtotal, percent_of_regalloc); 131 } 132 tty->print_cr (" macroExpand : %3.3f sec", Phase::_t_macroExpand.seconds()); 133 tty->print_cr (" blockOrdering : %3.3f sec", Phase::_t_blockOrdering.seconds()); 134 tty->print_cr (" peephole : %3.3f sec", Phase::_t_peephole.seconds()); 135 tty->print_cr (" codeGen : %3.3f sec", Phase::_t_codeGeneration.seconds()); 136 tty->print_cr (" install_code : %3.3f sec", Phase::_t_registerMethod.seconds()); 137 tty->print_cr (" -------------- : ----------"); 138 double phase_subtotal = Phase::_t_parser.seconds() + 139 (DoEscapeAnalysis ? Phase::_t_escapeAnalysis.seconds() : 0.0) + 140 Phase::_t_optimizer.seconds() + Phase::_t_graphReshaping.seconds() + 141 Phase::_t_matcher.seconds() + Phase::_t_scheduler.seconds() + 142 Phase::_t_registerAllocation.seconds() + Phase::_t_blockOrdering.seconds() + 143 Phase::_t_macroExpand.seconds() + Phase::_t_peephole.seconds() + 144 Phase::_t_codeGeneration.seconds() + Phase::_t_registerMethod.seconds(); 145 double percent_of_method_compile = ((phase_subtotal == 0.0) ? 0.0 : phase_subtotal / Phase::_t_methodCompilation.seconds()) * 100.0; 146 // counters inside Compile::CodeGen include time for adapters and stubs 147 // so phase-total can be greater than 100% 148 tty->print_cr (" total : %3.3f sec, %3.2f %%", phase_subtotal, percent_of_method_compile); 149 150 assert( percent_of_method_compile > expected_method_compile_coverage || 151 phase_subtotal < minimum_meaningful_method_compile, 152 "Must account for method compilation"); 153 154 if( Phase::_t_temporaryTimer1.seconds() > minimum_reported_time ) { 155 tty->cr(); 156 tty->print_cr (" temporaryTimer1: %3.3f sec", Phase::_t_temporaryTimer1.seconds()); 157 } 158 if( Phase::_t_temporaryTimer2.seconds() > minimum_reported_time ) { 159 tty->cr(); 160 tty->print_cr (" temporaryTimer2: %3.3f sec", Phase::_t_temporaryTimer2.seconds()); 161 } 162 tty->print_cr (" output : %3.3f sec", Phase::_t_output.seconds()); 163 tty->print_cr (" isched : %3.3f sec", Phase::_t_instrSched.seconds()); 164 tty->print_cr (" bldOopMaps : %3.3f sec", Phase::_t_buildOopMaps.seconds()); 165 } 166 #endif