Mercurial > hg > truffle
diff 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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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/opto/phase.cpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,164 @@ +/* + * Copyright 1997-2005 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +#include "incls/_precompiled.incl" +#include "incls/_phase.cpp.incl" + +#ifndef PRODUCT +int Phase::_total_bytes_compiled = 0; + +elapsedTimer Phase::_t_totalCompilation; +elapsedTimer Phase::_t_methodCompilation; +elapsedTimer Phase::_t_stubCompilation; +#endif + +// The next timers used for LogCompilation +elapsedTimer Phase::_t_parser; +elapsedTimer Phase::_t_escapeAnalysis; +elapsedTimer Phase::_t_optimizer; +elapsedTimer Phase::_t_idealLoop; +elapsedTimer Phase::_t_ccp; +elapsedTimer Phase::_t_matcher; +elapsedTimer Phase::_t_registerAllocation; +elapsedTimer Phase::_t_output; + +#ifndef PRODUCT +elapsedTimer Phase::_t_graphReshaping; +elapsedTimer Phase::_t_scheduler; +elapsedTimer Phase::_t_removeEmptyBlocks; +elapsedTimer Phase::_t_macroExpand; +elapsedTimer Phase::_t_peephole; +elapsedTimer Phase::_t_codeGeneration; +elapsedTimer Phase::_t_registerMethod; +elapsedTimer Phase::_t_temporaryTimer1; +elapsedTimer Phase::_t_temporaryTimer2; + +// Subtimers for _t_optimizer +elapsedTimer Phase::_t_iterGVN; +elapsedTimer Phase::_t_iterGVN2; + +// Subtimers for _t_registerAllocation +elapsedTimer Phase::_t_ctorChaitin; +elapsedTimer Phase::_t_buildIFGphysical; +elapsedTimer Phase::_t_computeLive; +elapsedTimer Phase::_t_regAllocSplit; +elapsedTimer Phase::_t_postAllocCopyRemoval; +elapsedTimer Phase::_t_fixupSpills; + +// Subtimers for _t_output +elapsedTimer Phase::_t_instrSched; +elapsedTimer Phase::_t_buildOopMaps; +#endif + +//------------------------------Phase------------------------------------------ +Phase::Phase( PhaseNumber pnum ) : _pnum(pnum), C( pnum == Compiler ? NULL : Compile::current()) { + // Poll for requests from shutdown mechanism to quiesce comiler (4448539, 4448544). + // This is an effective place to poll, since the compiler is full of phases. + // In particular, every inlining site uses a recursively created Parse phase. + CompileBroker::maybe_block(); +} + +#ifndef PRODUCT +static const double minimum_reported_time = 0.0001; // seconds +static const double expected_method_compile_coverage = 0.97; // % +static const double minimum_meaningful_method_compile = 2.00; // seconds + +void Phase::print_timers() { + tty->print_cr ("Accumulated compiler times:"); + tty->print_cr ("---------------------------"); + tty->print_cr (" Total compilation: %3.3f sec.", Phase::_t_totalCompilation.seconds()); + tty->print (" method compilation : %3.3f sec", Phase::_t_methodCompilation.seconds()); + tty->print ("/%d bytes",_total_bytes_compiled); + tty->print_cr (" (%3.0f bytes per sec) ", Phase::_total_bytes_compiled / Phase::_t_methodCompilation.seconds()); + tty->print_cr (" stub compilation : %3.3f sec.", Phase::_t_stubCompilation.seconds()); + tty->print_cr (" Phases:"); + tty->print_cr (" parse : %3.3f sec", Phase::_t_parser.seconds()); + if (DoEscapeAnalysis) { + tty->print_cr (" escape analysis : %3.3f sec", Phase::_t_escapeAnalysis.seconds()); + } + tty->print_cr (" optimizer : %3.3f sec", Phase::_t_optimizer.seconds()); + if( Verbose || WizardMode ) { + tty->print_cr (" iterGVN : %3.3f sec", Phase::_t_iterGVN.seconds()); + tty->print_cr (" idealLoop : %3.3f sec", Phase::_t_idealLoop.seconds()); + tty->print_cr (" ccp : %3.3f sec", Phase::_t_ccp.seconds()); + tty->print_cr (" iterGVN2 : %3.3f sec", Phase::_t_iterGVN2.seconds()); + tty->print_cr (" graphReshape : %3.3f sec", Phase::_t_graphReshaping.seconds()); + double optimizer_subtotal = Phase::_t_iterGVN.seconds() + + Phase::_t_idealLoop.seconds() + Phase::_t_ccp.seconds() + + Phase::_t_graphReshaping.seconds(); + double percent_of_optimizer = ((optimizer_subtotal == 0.0) ? 0.0 : (optimizer_subtotal / Phase::_t_optimizer.seconds() * 100.0)); + tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", optimizer_subtotal, percent_of_optimizer); + } + tty->print_cr (" matcher : %3.3f sec", Phase::_t_matcher.seconds()); + tty->print_cr (" scheduler : %3.3f sec", Phase::_t_scheduler.seconds()); + tty->print_cr (" regalloc : %3.3f sec", Phase::_t_registerAllocation.seconds()); + if( Verbose || WizardMode ) { + tty->print_cr (" ctorChaitin : %3.3f sec", Phase::_t_ctorChaitin.seconds()); + tty->print_cr (" buildIFG : %3.3f sec", Phase::_t_buildIFGphysical.seconds()); + tty->print_cr (" computeLive : %3.3f sec", Phase::_t_computeLive.seconds()); + tty->print_cr (" regAllocSplit: %3.3f sec", Phase::_t_regAllocSplit.seconds()); + tty->print_cr (" postAllocCopyRemoval: %3.3f sec", Phase::_t_postAllocCopyRemoval.seconds()); + tty->print_cr (" fixupSpills : %3.3f sec", Phase::_t_fixupSpills.seconds()); + double regalloc_subtotal = Phase::_t_ctorChaitin.seconds() + + Phase::_t_buildIFGphysical.seconds() + Phase::_t_computeLive.seconds() + + Phase::_t_regAllocSplit.seconds() + Phase::_t_fixupSpills.seconds() + + Phase::_t_postAllocCopyRemoval.seconds(); + double percent_of_regalloc = ((regalloc_subtotal == 0.0) ? 0.0 : (regalloc_subtotal / Phase::_t_registerAllocation.seconds() * 100.0)); + tty->print_cr (" subtotal : %3.3f sec, %3.2f %%", regalloc_subtotal, percent_of_regalloc); + } + tty->print_cr (" macroExpand : %3.3f sec", Phase::_t_macroExpand.seconds()); + tty->print_cr (" removeEmpty : %3.3f sec", Phase::_t_removeEmptyBlocks.seconds()); + tty->print_cr (" peephole : %3.3f sec", Phase::_t_peephole.seconds()); + tty->print_cr (" codeGen : %3.3f sec", Phase::_t_codeGeneration.seconds()); + tty->print_cr (" install_code : %3.3f sec", Phase::_t_registerMethod.seconds()); + tty->print_cr (" ------------ : ----------"); + double phase_subtotal = Phase::_t_parser.seconds() + + (DoEscapeAnalysis ? Phase::_t_escapeAnalysis.seconds() : 0.0) + + Phase::_t_optimizer.seconds() + Phase::_t_graphReshaping.seconds() + + Phase::_t_matcher.seconds() + Phase::_t_scheduler.seconds() + + Phase::_t_registerAllocation.seconds() + Phase::_t_removeEmptyBlocks.seconds() + + Phase::_t_macroExpand.seconds() + Phase::_t_peephole.seconds() + + Phase::_t_codeGeneration.seconds() + Phase::_t_registerMethod.seconds(); + double percent_of_method_compile = ((phase_subtotal == 0.0) ? 0.0 : phase_subtotal / Phase::_t_methodCompilation.seconds()) * 100.0; + // counters inside Compile::CodeGen include time for adapters and stubs + // so phase-total can be greater than 100% + tty->print_cr (" total : %3.3f sec, %3.2f %%", phase_subtotal, percent_of_method_compile); + + assert( percent_of_method_compile > expected_method_compile_coverage || + phase_subtotal < minimum_meaningful_method_compile, + "Must account for method compilation"); + + if( Phase::_t_temporaryTimer1.seconds() > minimum_reported_time ) { + tty->cr(); + tty->print_cr (" temporaryTimer1: %3.3f sec", Phase::_t_temporaryTimer1.seconds()); + } + if( Phase::_t_temporaryTimer2.seconds() > minimum_reported_time ) { + tty->cr(); + tty->print_cr (" temporaryTimer2: %3.3f sec", Phase::_t_temporaryTimer2.seconds()); + } + tty->print_cr (" output : %3.3f sec", Phase::_t_output.seconds()); + tty->print_cr (" isched : %3.3f sec", Phase::_t_instrSched.seconds()); + tty->print_cr (" bldOopMaps: %3.3f sec", Phase::_t_buildOopMaps.seconds()); +} +#endif