Mercurial > hg > graal-compiler
view src/share/vm/code/location.cpp @ 235:9c2ecc2ffb12 jdk7-b31
Merge
author | trims |
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date | Fri, 11 Jul 2008 01:14:44 -0700 |
parents | a61af66fc99e |
children | cecd8eb4e0ca |
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/* * Copyright 1997-2006 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/_location.cpp.incl" void Location::print_on(outputStream* st) const { if(type() == invalid && !legal_offset_in_bytes(offset() * BytesPerInt)) { // product of Location::invalid_loc() or Location::Location(). switch (where()) { case on_stack: st->print("empty"); break; case in_register: st->print("invalid"); break; } return; } switch (where()) { case on_stack: st->print("stack[%d]", stack_offset()); break; case in_register: st->print("reg %s [%d]", reg()->name(), register_number()); break; default: st->print("Wrong location where %d", where()); } switch (type()) { case normal: break; case oop: st->print(",oop"); break; case int_in_long: st->print(",int"); break; case lng: st->print(",long"); break; case float_in_dbl: st->print(",float"); break; case dbl: st->print(",double"); break; case addr: st->print(",address"); break; default: st->print("Wrong location type %d", type()); } } Location::Location(DebugInfoReadStream* stream) { _value = (uint16_t) stream->read_int(); } void Location::write_on(DebugInfoWriteStream* stream) { stream->write_int(_value & 0x0000FFFF); } // Valid argument to Location::new_stk_loc()? bool Location::legal_offset_in_bytes(int offset_in_bytes) { if ((offset_in_bytes % BytesPerInt) != 0) return false; return (offset_in_bytes / BytesPerInt) < (OFFSET_MASK >> OFFSET_SHIFT); }