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.asm.sparc.SPARCAssembler.isSimm13; 26 import static org.graalvm.compiler.debug.GraalError.shouldNotReachHere; 27 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.CONST; 28 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG; 29 import static org.graalvm.compiler.lir.LIRValueUtil.asJavaConstant; 30 import static org.graalvm.compiler.lir.LIRValueUtil.isJavaConstant; 31 import static jdk.vm.ci.code.ValueUtil.asRegister; 32 import static jdk.vm.ci.code.ValueUtil.isRegister; 33 import static jdk.vm.ci.sparc.SPARC.g0; 34 35 import org.graalvm.compiler.asm.sparc.SPARCAssembler; 36 import org.graalvm.compiler.asm.sparc.SPARCAssembler.Op3s; 37 import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; 38 import org.graalvm.compiler.core.common.LIRKind; 39 import org.graalvm.compiler.lir.LIRFrameState; 40 import org.graalvm.compiler.lir.LIRInstructionClass; 41 import org.graalvm.compiler.lir.Opcode; 42 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 43 44 import jdk.vm.ci.meta.JavaConstant; 45 import jdk.vm.ci.meta.Value; 46 47 public final class SPARCOP3Op extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction { 48 public static final LIRInstructionClass<SPARCOP3Op> TYPE = LIRInstructionClass.create(SPARCOP3Op.class); 49 public static final SizeEstimate SIZE = SizeEstimate.create(1); 50 51 @Opcode private final Op3s op3; 52 @Use({REG}) protected Value rs1; 53 @Use({REG, CONST}) protected Value rs2; 54 @Def({REG}) protected Value rd; 55 @State protected LIRFrameState state; 56 57 public static SPARCOP3Op newUnary(Op3s op3, Value rs2, Value rd) { 58 return newUnary(op3, rs2, rd, null); 59 } 60 61 public static SPARCOP3Op newUnary(Op3s op3, Value rs2, Value rd, LIRFrameState state) { 62 return new SPARCOP3Op(op3, g0.asValue(LIRKind.value(rs2.getPlatformKind())), rs2, rd, state); 63 } 64 65 public static SPARCOP3Op newBinaryVoid(Op3s op3, Value rs1, Value rs2) { 66 return newBinaryVoid(op3, rs1, rs2, null); 67 } 68 69 public static SPARCOP3Op newBinaryVoid(Op3s op3, Value rs1, Value rs2, LIRFrameState state) { 70 return new SPARCOP3Op(op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind())), state); 71 } 72 73 public SPARCOP3Op(Op3s op3, Value rs1, Value rs2, Value rd) { 74 this(op3, rs1, rs2, rd, null); 75 } 76 77 public SPARCOP3Op(Op3s op3, Value rs1, Value rs2, Value rd, LIRFrameState state) { 78 super(TYPE, SIZE); 79 this.op3 = op3; 80 this.rs1 = rs1; 81 this.rs2 = rs2; 82 this.rd = rd; 83 this.state = state; 84 } 85 86 @Override 87 protected void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { 88 getDelayedControlTransfer().emitControlTransfer(crb, masm); 89 if (state != null) { 90 crb.recordImplicitException(masm.position(), state); 91 } 92 emitOp3(masm, op3, rs1, rs2, rd); 93 } 94 95 public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2) { 96 emitOp3(masm, op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind()))); 97 } 98 99 public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2, Value rd) { 100 assert isRegister(rs1) : rs1; 101 if (isJavaConstant(rs2)) { 102 JavaConstant constant = asJavaConstant(rs2); 103 long simm13; 104 if (constant.isNull()) { 105 simm13 = 0; 106 } else { 107 // Cast is safe, as isSimm13 assertion is done 108 simm13 = constant.asLong(); 109 } 110 assert isSimm13(constant); 111 SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), (int) simm13, asRegister(rd)); 112 } else if (isRegister(rs2)) { 113 SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), asRegister(rs2), asRegister(rd)); 114 } else { 115 throw shouldNotReachHere(String.format("Got values a: %s b: %s", rs1, rs2)); 116 } 117 } 118 }