1 /* 2 * Copyright (c) 2013, 2015, 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 package org.graalvm.compiler.lir.sparc; 25 26 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.COMPOSITE; 27 28 import org.graalvm.compiler.asm.sparc.SPARCAssembler; 29 import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; 30 import org.graalvm.compiler.lir.LIRInstructionClass; 31 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 32 33 public final class SPARCPrefetchOp extends SPARCLIRInstruction { 34 public static final LIRInstructionClass<SPARCPrefetchOp> TYPE = LIRInstructionClass.create(SPARCPrefetchOp.class); 35 public static final SizeEstimate SIZE = SizeEstimate.create(1); 36 37 private final int instr; // AllocatePrefetchInstr 38 @Alive({COMPOSITE}) protected SPARCAddressValue address; 39 40 public SPARCPrefetchOp(SPARCAddressValue address, int instr) { 41 super(TYPE, SIZE); 42 this.address = address; 43 this.instr = instr; 44 } 45 46 @Override 47 public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { 48 assert instr >= 0 && instr < SPARCAssembler.Fcn.values().length : instr; 49 masm.prefetch(address.toAddress(), SPARCAssembler.Fcn.values()[instr]); 50 } 51 }