1 /* 2 * Copyright (c) 2015, 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.sparc; 26 27 import static jdk.vm.ci.code.ValueUtil.asRegister; 28 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG; 29 30 import org.graalvm.compiler.asm.sparc.SPARCAssembler; 31 import org.graalvm.compiler.asm.sparc.SPARCAssembler.CC; 32 import org.graalvm.compiler.asm.sparc.SPARCAssembler.Opfs; 33 import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; 34 import org.graalvm.compiler.lir.LIRInstructionClass; 35 import org.graalvm.compiler.lir.Opcode; 36 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 37 38 import jdk.vm.ci.meta.AllocatableValue; 39 40 public class SPARCFloatCompareOp extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction { 41 public static final LIRInstructionClass<SPARCFloatCompareOp> TYPE = LIRInstructionClass.create(SPARCFloatCompareOp.class); 42 public static final SizeEstimate SIZE = SizeEstimate.create(1); 43 44 private final CC cc; 45 @Opcode protected final Opfs opf; 46 @Use({REG}) protected AllocatableValue a; 47 @Use({REG}) protected AllocatableValue b; 48 49 public SPARCFloatCompareOp(Opfs opf, CC cc, AllocatableValue a, AllocatableValue b) { 50 super(TYPE, SIZE); 51 this.cc = cc; 52 this.opf = opf; 53 this.a = a; 54 this.b = b; 55 } 56 57 @Override 58 protected void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { 59 getDelayedControlTransfer().emitControlTransfer(crb, masm); 60 SPARCAssembler.OpfOp.emitFcmp(masm, opf, cc, asRegister(a), asRegister(b)); 61 } 62 63 @Override 64 public void verify() { 65 assert a.getPlatformKind().equals(b.getPlatformKind()) : "a: " + a + " b: " + b; 66 assert opf.equals(Opfs.Fcmpd) || opf.equals(Opfs.Fcmps) : opf; 67 } 68 }