| /* |
| * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.graalvm.compiler.lir.sparc; |
| |
| import static org.graalvm.compiler.asm.sparc.SPARCAssembler.isSimm13; |
| import static org.graalvm.compiler.debug.GraalError.shouldNotReachHere; |
| import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.CONST; |
| import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG; |
| import static org.graalvm.compiler.lir.LIRValueUtil.asJavaConstant; |
| import static org.graalvm.compiler.lir.LIRValueUtil.isJavaConstant; |
| import static jdk.vm.ci.code.ValueUtil.asRegister; |
| import static jdk.vm.ci.code.ValueUtil.isRegister; |
| import static jdk.vm.ci.sparc.SPARC.g0; |
| |
| import org.graalvm.compiler.asm.sparc.SPARCAssembler; |
| import org.graalvm.compiler.asm.sparc.SPARCAssembler.Op3s; |
| import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; |
| import org.graalvm.compiler.core.common.LIRKind; |
| import org.graalvm.compiler.lir.LIRFrameState; |
| import org.graalvm.compiler.lir.LIRInstructionClass; |
| import org.graalvm.compiler.lir.Opcode; |
| import org.graalvm.compiler.lir.asm.CompilationResultBuilder; |
| |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.Value; |
| |
| public final class SPARCOP3Op extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction { |
| public static final LIRInstructionClass<SPARCOP3Op> TYPE = LIRInstructionClass.create(SPARCOP3Op.class); |
| public static final SizeEstimate SIZE = SizeEstimate.create(1); |
| |
| @Opcode private final Op3s op3; |
| @Use({REG}) protected Value rs1; |
| @Use({REG, CONST}) protected Value rs2; |
| @Def({REG}) protected Value rd; |
| @State protected LIRFrameState state; |
| |
| public static SPARCOP3Op newUnary(Op3s op3, Value rs2, Value rd) { |
| return newUnary(op3, rs2, rd, null); |
| } |
| |
| public static SPARCOP3Op newUnary(Op3s op3, Value rs2, Value rd, LIRFrameState state) { |
| return new SPARCOP3Op(op3, g0.asValue(LIRKind.value(rs2.getPlatformKind())), rs2, rd, state); |
| } |
| |
| public static SPARCOP3Op newBinaryVoid(Op3s op3, Value rs1, Value rs2) { |
| return newBinaryVoid(op3, rs1, rs2, null); |
| } |
| |
| public static SPARCOP3Op newBinaryVoid(Op3s op3, Value rs1, Value rs2, LIRFrameState state) { |
| return new SPARCOP3Op(op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind())), state); |
| } |
| |
| public SPARCOP3Op(Op3s op3, Value rs1, Value rs2, Value rd) { |
| this(op3, rs1, rs2, rd, null); |
| } |
| |
| public SPARCOP3Op(Op3s op3, Value rs1, Value rs2, Value rd, LIRFrameState state) { |
| super(TYPE, SIZE); |
| this.op3 = op3; |
| this.rs1 = rs1; |
| this.rs2 = rs2; |
| this.rd = rd; |
| this.state = state; |
| } |
| |
| @Override |
| protected void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { |
| getDelayedControlTransfer().emitControlTransfer(crb, masm); |
| if (state != null) { |
| crb.recordImplicitException(masm.position(), state); |
| } |
| emitOp3(masm, op3, rs1, rs2, rd); |
| } |
| |
| public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2) { |
| emitOp3(masm, op3, rs1, rs2, g0.asValue(LIRKind.value(rs2.getPlatformKind()))); |
| } |
| |
| public static void emitOp3(SPARCMacroAssembler masm, Op3s op3, Value rs1, Value rs2, Value rd) { |
| assert isRegister(rs1) : rs1; |
| if (isJavaConstant(rs2)) { |
| JavaConstant constant = asJavaConstant(rs2); |
| long simm13; |
| if (constant.isNull()) { |
| simm13 = 0; |
| } else { |
| // Cast is safe, as isSimm13 assertion is done |
| simm13 = constant.asLong(); |
| } |
| assert isSimm13(constant); |
| SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), (int) simm13, asRegister(rd)); |
| } else if (isRegister(rs2)) { |
| SPARCAssembler.Op3Op.emit(masm, op3, asRegister(rs1), asRegister(rs2), asRegister(rd)); |
| } else { |
| throw shouldNotReachHere(String.format("Got values a: %s b: %s", rs1, rs2)); |
| } |
| } |
| } |