--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.lir.sparc/src/org/graalvm/compiler/lir/sparc/SPARCOP3Op.java 2017-02-15 17:05:13.158952584 -0800 @@ -0,0 +1,118 @@ +/* + * 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 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)); + } + } +}