1 /* 2 * Copyright (c) 2018, 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 24 25 package org.graalvm.compiler.lir.amd64; 26 27 import org.graalvm.compiler.asm.amd64.AMD64Address; 28 import org.graalvm.compiler.core.common.LIRKind; 29 import org.graalvm.compiler.debug.GraalError; 30 import org.graalvm.compiler.lir.asm.ArrayDataPointerConstant; 31 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 32 33 import jdk.vm.ci.amd64.AMD64; 34 import jdk.vm.ci.amd64.AMD64Kind; 35 import jdk.vm.ci.code.Register; 36 import jdk.vm.ci.meta.Value; 37 38 public final class AMD64HotSpotHelper { 39 40 private AMD64HotSpotHelper() { 41 } 42 43 protected static Value[] registersToValues(Register[] registers) { 44 Value[] temps = new Value[registers.length]; 45 for (int i = 0; i < registers.length; i++) { 46 Register register = registers[i]; 47 if (AMD64.CPU.equals(register.getRegisterCategory())) { 48 temps[i] = register.asValue(LIRKind.value(AMD64Kind.QWORD)); 49 } else if (AMD64.XMM.equals(register.getRegisterCategory())) { 50 temps[i] = register.asValue(LIRKind.value(AMD64Kind.DOUBLE)); 51 } else { 52 throw GraalError.shouldNotReachHere("Unsupported register type in math stubs."); 53 } 54 } 55 return temps; 56 } 57 58 protected static AMD64Address recordExternalAddress(CompilationResultBuilder crb, ArrayDataPointerConstant ptr) { 59 return (AMD64Address) crb.recordDataReferenceInCode(ptr); 60 } 61 62 protected static ArrayDataPointerConstant pointerConstant(int alignment, int[] ints) { 63 return new ArrayDataPointerConstant(ints, alignment); 64 } 65 }