1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.hotspot.sparc; 24 25 import static jdk.vm.ci.sparc.SPARC.g1; 26 import static jdk.vm.ci.sparc.SPARC.g3; 27 import static jdk.vm.ci.sparc.SPARC.g4; 28 import static jdk.vm.ci.sparc.SPARC.g5; 29 import static jdk.vm.ci.sparc.SPARC.o0; 30 import static jdk.vm.ci.sparc.SPARC.o1; 31 import static jdk.vm.ci.sparc.SPARC.o2; 32 import static jdk.vm.ci.sparc.SPARC.o3; 33 import static jdk.vm.ci.sparc.SPARC.o4; 34 35 import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage; 36 import org.graalvm.compiler.hotspot.meta.HotSpotProviders; 37 import org.graalvm.compiler.hotspot.stubs.UncommonTrapStub; 38 39 import jdk.vm.ci.code.RegisterArray; 40 import jdk.vm.ci.code.RegisterConfig; 41 import jdk.vm.ci.code.TargetDescription; 42 import jdk.vm.ci.hotspot.sparc.SPARCHotSpotRegisterConfig; 43 44 final class SPARCUncommonTrapStub extends UncommonTrapStub { 45 46 private RegisterConfig registerConfig; 47 48 SPARCUncommonTrapStub(HotSpotProviders providers, TargetDescription target, HotSpotForeignCallLinkage linkage) { 49 super(providers, target, linkage); 50 // This is basically the maximum we can spare. All other G and O register are used. 51 RegisterArray allocatable = new RegisterArray(g1, g3, g4, g5, o0, o1, o2, o3, o4); 52 registerConfig = new SPARCHotSpotRegisterConfig(target, allocatable); 53 } 54 55 @Override 56 public RegisterConfig getRegisterConfig() { 57 return registerConfig; 58 } 59 60 }