aoqi@0: /*
aoqi@0:  * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  *
aoqi@0:  */
aoqi@0: 
aoqi@0: #include "precompiled.hpp"
aoqi@0: #include "asm/assembler.hpp"
aoqi@0: #include "code/vmreg.hpp"
aoqi@0: 
aoqi@0: // First VMReg value that could refer to a stack slot
aoqi@0: VMReg VMRegImpl::stack0 = (VMReg)(intptr_t)((ConcreteRegisterImpl::number_of_registers + 7) & ~7);
aoqi@0: 
aoqi@0: // VMRegs are 4 bytes wide on all platforms
aoqi@0: const int VMRegImpl::stack_slot_size = 4;
aoqi@0: const int VMRegImpl::slots_per_word = wordSize / stack_slot_size;
aoqi@0: 
aoqi@0: const int VMRegImpl::register_count = ConcreteRegisterImpl::number_of_registers;
aoqi@0: // Register names
aoqi@0: const char *VMRegImpl::regName[ConcreteRegisterImpl::number_of_registers];
aoqi@0: 
aoqi@0: void VMRegImpl::print_on(outputStream* st) const {
aoqi@0:   if( is_reg() ) {
aoqi@0:     assert( VMRegImpl::regName[value()], "" );
aoqi@0:     st->print("%s",VMRegImpl::regName[value()]);
aoqi@0:   } else if (is_stack()) {
aoqi@0:     int stk = value() - stack0->value();
aoqi@0:     st->print("[%d]", stk*4);
aoqi@0:   } else {
aoqi@0:     st->print("BAD!");
aoqi@0:   }
aoqi@0: }