1 /*
   2  * Copyright (c) 2015, 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 package org.graalvm.compiler.lir.sparc;
  24 
  25 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG;
  26 import static jdk.vm.ci.code.ValueUtil.asRegister;
  27 
  28 import org.graalvm.compiler.asm.sparc.SPARCAssembler;
  29 import org.graalvm.compiler.asm.sparc.SPARCAssembler.Opfs;
  30 import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler;
  31 import org.graalvm.compiler.core.common.LIRKind;
  32 import org.graalvm.compiler.lir.LIRFrameState;
  33 import org.graalvm.compiler.lir.LIRInstructionClass;
  34 import org.graalvm.compiler.lir.Opcode;
  35 import org.graalvm.compiler.lir.asm.CompilationResultBuilder;
  36 
  37 import jdk.vm.ci.meta.Value;
  38 import jdk.vm.ci.sparc.SPARC;
  39 import jdk.vm.ci.sparc.SPARCKind;
  40 
  41 public final class SPARCOPFOp extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction {
  42     public static final LIRInstructionClass<SPARCOPFOp> TYPE = LIRInstructionClass.create(SPARCOPFOp.class);
  43     public static final SizeEstimate SIZE = SizeEstimate.create(1);
  44 
  45     @Opcode protected final Opfs opf;
  46     @Use({REG}) protected Value rs1;
  47     @Use({REG}) protected Value rs2;
  48     @Def({REG}) protected Value rd;
  49     @State protected LIRFrameState state;
  50 
  51     public SPARCOPFOp(Opfs opf, Value rs2, Value rd) {
  52         this(opf, SPARC.g0.asValue(LIRKind.value(SPARCKind.SINGLE)), rs2, rd);
  53     }
  54 
  55     public SPARCOPFOp(Opfs opf, Value rs1, Value rs2, Value rd) {
  56         this(opf, rs1, rs2, rd, null);
  57     }
  58 
  59     public SPARCOPFOp(Opfs opf, Value rs1, Value rs2, Value rd, LIRFrameState state) {
  60         super(TYPE, SIZE);
  61         this.opf = opf;
  62         this.rs1 = rs1;
  63         this.rs2 = rs2;
  64         this.rd = rd;
  65         this.state = state;
  66     }
  67 
  68     @Override
  69     protected void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) {
  70         getDelayedControlTransfer().emitControlTransfer(crb, masm);
  71         if (state != null) {
  72             crb.recordImplicitException(masm.position(), state);
  73         }
  74         SPARCAssembler.OpfOp.emit(masm, opf, asRegister(rs1), asRegister(rs2), asRegister(rd));
  75     }
  76 }