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 org.graalvm.compiler.asm.sparc.SPARCAssembler.isSimm13; 28 import static org.graalvm.compiler.debug.GraalError.shouldNotReachHere; 29 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.CONST; 30 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG; 31 import static org.graalvm.compiler.lir.LIRValueUtil.asJavaConstant; 32 import static org.graalvm.compiler.lir.LIRValueUtil.isJavaConstant; 33 import static jdk.vm.ci.code.ValueUtil.asRegister; 34 import static jdk.vm.ci.code.ValueUtil.isRegister; 35 import static jdk.vm.ci.sparc.SPARC.g0; 36 37 import org.graalvm.compiler.asm.sparc.SPARCAssembler; 38 import org.graalvm.compiler.asm.sparc.SPARCAssembler.Op3s; 39 import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; 40 import org.graalvm.compiler.core.common.LIRKind; 41 import org.graalvm.compiler.lir.LIRFrameState; 42 import org.graalvm.compiler.lir.LIRInstructionClass; 43 import org.graalvm.compiler.lir.Opcode; 44 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 45 46 import jdk.vm.ci.meta.AllocatableValue; 47 import jdk.vm.ci.meta.JavaConstant; 48 import jdk.vm.ci.meta.Value; 49 50 public final class SPARCOP3Op extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction { 51 public static final LIRInstructionClass<SPARCOP3Op> TYPE = LIRInstructionClass.create(SPARCOP3Op.class); 52 public static final SizeEstimate SIZE = SizeEstimate.create(1); 53 54 @Opcode private final Op3s op3; 55 @Use({REG}) protected AllocatableValue rs1; 56 @Use({REG, CONST}) protected Value rs2; 57 @Def({REG}) protected AllocatableValue rd; 58 @State protected LIRFrameState state; 59 60 public static SPARCOP3Op newUnary(Op3s op3, Value rs2, AllocatableValue rd) { 61 return newUnary(op3, rs2, rd, null); 62 } 63 64 public static SPARCOP3Op newUnary(Op3s op3, Value rs2, AllocatableValue rd, LIRFrameState state) { 65 return new SPARCOP3Op(op3, g0.asValue(LIRKind.value(rs2.getPlatformKind())), rs2, rd, state); 66 } 67 68 public static SPARCOP3Op newBinaryVoid(Op3s op3, AllocatableValue rs1, Value rs2) { 69 return newBinaryVoid(op3, rs1, rs2, null); 70 } 71 72 public static SPARCOP3Op newBinaryVoid(Op3s op3, AllocatableValue rs1, Value rs2, LIRFrameState state) { 73 return new SPARCOP3Op(op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind())), state); 74 } 75 76 public SPARCOP3Op(Op3s op3, AllocatableValue rs1, Value rs2, AllocatableValue rd) { 77 this(op3, rs1, rs2, rd, null); 78 } 79 80 public SPARCOP3Op(Op3s op3, AllocatableValue rs1, Value rs2, AllocatableValue rd, LIRFrameState state) { 81 super(TYPE, SIZE); 82 this.op3 = op3; 83 this.rs1 = rs1; 84 this.rs2 = rs2; 85 this.rd = rd; 86 this.state = state; 87 } 88 89 @Override 90 protected void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { 91 getDelayedControlTransfer().emitControlTransfer(crb, masm); 92 if (state != null) { 93 crb.recordImplicitException(masm.position(), state); 94 } 95 emitOp3(masm, op3, rs1, rs2, rd); 96 } 97 98 public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2) { 99 emitOp3(masm, op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind()))); 100 } 101 102 public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2, Value rd) { 103 assert isRegister(rs1) : rs1; 104 if (isJavaConstant(rs2)) { 105 JavaConstant constant = asJavaConstant(rs2); 106 long simm13; 107 if (constant.isNull()) { 108 simm13 = 0; 109 } else { 110 // Cast is safe, as isSimm13 assertion is done 111 simm13 = constant.asLong(); 112 } 113 assert isSimm13(constant); 114 SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), (int) simm13, asRegister(rd)); 115 } else if (isRegister(rs2)) { 116 SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), asRegister(rs2), asRegister(rd)); 117 } else { 118 throw shouldNotReachHere(String.format("Got values a: %s b: %s", rs1, rs2)); 119 } 120 } 121 }