Mercurial > hg > graal-compiler
view graal/com.oracle.max.cri/src/com/oracle/max/cri/xir/XirSnippet.java @ 4205:2af849af1723
moved graphbuilder into the graal.java project.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 03 Jan 2012 18:22:10 +0100 |
parents | aaac4894175c |
children | 1aaf3592e516 |
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/* * Copyright (c) 2009, 2011, 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 com.oracle.max.cri.xir; import java.util.*; import com.oracle.max.cri.ci.*; import com.oracle.max.cri.ci.CiTargetMethod.*; import com.oracle.max.cri.xir.CiXirAssembler.*; /** * Represents a {@link XirTemplate template of XIR} along with the {@link XirArgument arguments} to be passed to the * template. The runtime generates such snippets for each bytecode being compiled at the request of the compiler, and * the compiler can generate machine code for the XIR snippet. */ public class XirSnippet { public final XirArgument[] arguments; public final XirTemplate template; public final Map<XirMark, Mark> marks; public XirSnippet(XirTemplate template, XirArgument... inputs) { assert template != null; this.template = template; this.arguments = inputs; this.marks = (template.marks != null && template.marks.length > 0) ? new HashMap<XirMark, Mark>() : null; assert assertArgumentsCorrect(); } private boolean assertArgumentsCorrect() { int argLength = arguments == null ? 0 : arguments.length; int paramLength = template.parameters == null ? 0 : template.parameters.length; assert argLength == paramLength : "expected param count: " + paramLength + ", actual: " + argLength; for (int i = 0; i < arguments.length; i++) { assert assertArgumentCorrect(template.parameters[i], arguments[i]) : "mismatch in parameter " + i + ": " + arguments[i] + " instead of " + template.parameters[i]; } return true; } private static boolean assertArgumentCorrect(XirParameter param, XirArgument arg) { if (param.kind == CiKind.Illegal || param.kind == CiKind.Void) { if (arg != null) { return false; } } else { if (arg == null) { return false; } if (arg.constant != null) { if (arg.constant != null && arg.constant.kind != param.kind) { return false; } } } return true; } @Override public String toString() { StringBuffer sb = new StringBuffer(); sb.append(template.toString()); sb.append("("); for (XirArgument a : arguments) { sb.append(" "); sb.append(a); } sb.append(" )"); return sb.toString(); } }