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1010
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1 /*
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2 * Copyright 2006-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * Copyright 2007 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
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22 * have any questions.
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23 *
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24 */
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25
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26 #include "incls/_precompiled.incl"
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27 #include "incls/_vmreg_zero.cpp.incl"
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28
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29 void VMRegImpl::set_regName() {
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30 int i = 0;
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31 Register reg = ::as_Register(0);
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32 for ( ; i < ConcreteRegisterImpl::max_gpr ; ) {
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33 regName[i++] = reg->name();
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34 reg = reg->successor();
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35 }
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36 FloatRegister freg = ::as_FloatRegister(0);
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37 for ( ; i < ConcreteRegisterImpl::max_fpr ; ) {
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38 regName[i++] = freg->name();
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39 freg = freg->successor();
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40 }
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41 assert(i == ConcreteRegisterImpl::number_of_registers, "fix this");
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42 }
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43
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44 bool VMRegImpl::is_Register() {
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45 return value() >= 0 &&
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46 value() < ConcreteRegisterImpl::max_gpr;
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47 }
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48
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49 bool VMRegImpl::is_FloatRegister() {
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50 return value() >= ConcreteRegisterImpl::max_gpr &&
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51 value() < ConcreteRegisterImpl::max_fpr;
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52 }
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53
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54 Register VMRegImpl::as_Register() {
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55 assert(is_Register(), "must be");
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56 return ::as_Register(value());
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57 }
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58
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59 FloatRegister VMRegImpl::as_FloatRegister() {
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60 assert(is_FloatRegister(), "must be" );
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61 return ::as_FloatRegister(value() - ConcreteRegisterImpl::max_gpr);
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62 }
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