| /* |
| * Copyright (c) 2015, 2016, 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.gen; |
| |
| import org.graalvm.compiler.lir.LIRInstruction; |
| import org.graalvm.compiler.lir.StandardOp.SaveRegistersOp; |
| import jdk.vm.ci.code.Register; |
| import jdk.vm.ci.code.RegisterConfig; |
| import jdk.vm.ci.code.StackSlot; |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.Value; |
| |
| public interface DiagnosticLIRGeneratorTool { |
| LIRInstruction createBenchmarkCounter(String name, String group, Value increment); |
| |
| LIRInstruction createMultiBenchmarkCounter(String[] names, String[] groups, Value[] increments); |
| |
| /** |
| * Creates a {@link SaveRegistersOp} that fills a given set of registers with known garbage |
| * value. |
| * |
| * The set of registers actually touched might be {@link SaveRegistersOp#remove reduced} later. |
| * |
| * @param zappedRegisters registers to be zapped |
| * @param zapValues values used for zapping |
| * |
| * @see DiagnosticLIRGeneratorTool#createZapRegisters() |
| */ |
| SaveRegistersOp createZapRegisters(Register[] zappedRegisters, JavaConstant[] zapValues); |
| |
| /** |
| * Creates a {@link SaveRegistersOp} that fills all |
| * {@link RegisterConfig#getAllocatableRegisters() allocatable registers} with a |
| * {@link LIRGenerator#zapValueForKind known garbage value}. |
| * |
| * The set of registers actually touched might be {@link SaveRegistersOp#remove reduced} later. |
| * |
| * @see DiagnosticLIRGeneratorTool#createZapRegisters(Register[], JavaConstant[]) |
| */ |
| SaveRegistersOp createZapRegisters(); |
| |
| /** |
| * Marker interface for {@link LIRInstruction instructions} that should be succeeded with a |
| * {@link DiagnosticLIRGeneratorTool#createZapRegisters() ZapRegisterOp} if assertions are |
| * enabled. |
| */ |
| interface ZapRegistersAfterInstruction { |
| } |
| |
| /** |
| * Marker interface for {@link LIRInstruction instructions} that should be preceded with a |
| * {@link DiagnosticLIRGeneratorTool#zapArgumentSpace ZapArgumentSpaceOp} if assertions are |
| * enabled. |
| */ |
| interface ZapStackArgumentSpaceBeforeInstruction { |
| } |
| |
| LIRInstruction createZapArgumentSpace(StackSlot[] zappedStack, JavaConstant[] zapValues); |
| |
| LIRInstruction zapArgumentSpace(); |
| } |