Mercurial > hg > graal-compiler
view src/share/vm/runtime/stubCodeGenerator.cpp @ 1438:a7a0ef3c6858
Added timing printout on VM shutdown.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Mon, 25 Oct 2010 18:35:34 +0200 |
parents | d1605aabd0a1 |
children | c18cbe5936b8 |
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/* * Copyright 1997-2008 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/_stubCodeGenerator.cpp.incl" // Implementation of StubCodeDesc StubCodeDesc* StubCodeDesc::_list = NULL; int StubCodeDesc::_count = 0; StubCodeDesc* StubCodeDesc::desc_for(address pc) { StubCodeDesc* p = _list; while (p != NULL && !p->contains(pc)) p = p->_next; // p == NULL || p->contains(pc) return p; } StubCodeDesc* StubCodeDesc::desc_for_index(int index) { StubCodeDesc* p = _list; while (p != NULL && p->index() != index) p = p->_next; return p; } const char* StubCodeDesc::name_for(address pc) { StubCodeDesc* p = desc_for(pc); return p == NULL ? NULL : p->name(); } void StubCodeDesc::print() { tty->print(group()); tty->print("::"); tty->print(name()); tty->print(" [" INTPTR_FORMAT ", " INTPTR_FORMAT "[ (%d bytes)", begin(), end(), size_in_bytes()); } // Implementation of StubCodeGenerator StubCodeGenerator::StubCodeGenerator(CodeBuffer* code) { _masm = new MacroAssembler(code); _first_stub = _last_stub = NULL; } extern "C" { static int compare_cdesc(const void* void_a, const void* void_b) { int ai = (*((StubCodeDesc**) void_a))->index(); int bi = (*((StubCodeDesc**) void_b))->index(); return ai - bi; } } StubCodeGenerator::~StubCodeGenerator() { if (PrintStubCode) { CodeBuffer* cbuf = _masm->code(); CodeBlob* blob = CodeCache::find_blob_unsafe(cbuf->insts()->start()); if (blob != NULL) { blob->set_comments(cbuf->comments()); } bool saw_first = false; StubCodeDesc* toprint[1000]; int toprint_len = 0; for (StubCodeDesc* cdesc = _last_stub; cdesc != NULL; cdesc = cdesc->_next) { toprint[toprint_len++] = cdesc; if (cdesc == _first_stub) { saw_first = true; break; } } assert(saw_first, "must get both first & last"); // Print in reverse order: qsort(toprint, toprint_len, sizeof(toprint[0]), compare_cdesc); for (int i = 0; i < toprint_len; i++) { StubCodeDesc* cdesc = toprint[i]; cdesc->print(); tty->cr(); Disassembler::decode(cdesc->begin(), cdesc->end()); tty->cr(); } } } void StubCodeGenerator::stub_prolog(StubCodeDesc* cdesc) { // default implementation - do nothing } void StubCodeGenerator::stub_epilog(StubCodeDesc* cdesc) { // default implementation - record the cdesc if (_first_stub == NULL) _first_stub = cdesc; _last_stub = cdesc; } // Implementation of CodeMark StubCodeMark::StubCodeMark(StubCodeGenerator* cgen, const char* group, const char* name) { _cgen = cgen; _cdesc = new StubCodeDesc(group, name, _cgen->assembler()->pc()); _cgen->stub_prolog(_cdesc); // define the stub's beginning (= entry point) to be after the prolog: _cdesc->set_begin(_cgen->assembler()->pc()); } StubCodeMark::~StubCodeMark() { _cgen->assembler()->flush(); _cdesc->set_end(_cgen->assembler()->pc()); assert(StubCodeDesc::_list == _cdesc, "expected order on list"); _cgen->stub_epilog(_cdesc); VTune::register_stub(_cdesc->name(), _cdesc->begin(), _cdesc->end()); Forte::register_stub(_cdesc->name(), _cdesc->begin(), _cdesc->end()); if (JvmtiExport::should_post_dynamic_code_generated()) { JvmtiExport::post_dynamic_code_generated(_cdesc->name(), _cdesc->begin(), _cdesc->end()); } }