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Diffstat (limited to 'src/java/com/sun/gluegen/nativesig/NativeSignatureEmitter.java')
| -rwxr-xr-x | src/java/com/sun/gluegen/nativesig/NativeSignatureEmitter.java | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/src/java/com/sun/gluegen/nativesig/NativeSignatureEmitter.java b/src/java/com/sun/gluegen/nativesig/NativeSignatureEmitter.java deleted file mode 100755 index f20495b..0000000 --- a/src/java/com/sun/gluegen/nativesig/NativeSignatureEmitter.java +++ /dev/null @@ -1,186 +0,0 @@ -/* - * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * Neither the name of Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any kind. ALL - * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, - * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR - * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR - * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE - * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, - * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF - * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed or intended for use - * in the design, construction, operation or maintenance of any nuclear - * facility. - * - * Sun gratefully acknowledges that this software was originally authored - * and developed by Kenneth Bradley Russell and Christopher John Kline. - */ -package com.sun.gluegen.nativesig; - -import java.io.*; -import java.util.*; - -import com.sun.gluegen.*; -import com.sun.gluegen.cgram.types.*; -import com.sun.gluegen.opengl.*; -import com.sun.gluegen.procaddress.*; - -/** - * Emitter producing NativeSignature attributes. - */ -public class NativeSignatureEmitter extends GLEmitter { - - @Override - protected List<? extends FunctionEmitter> generateMethodBindingEmitters(Set<MethodBinding> methodBindingSet, FunctionSymbol sym) throws Exception { - - // Allow superclass to do most of the work for us - List<? extends FunctionEmitter> res = super.generateMethodBindingEmitters(methodBindingSet, sym); - - // Filter out all non-JavaMethodBindingEmitters - for (Iterator<? extends FunctionEmitter> iter = res.iterator(); iter.hasNext();) { - FunctionEmitter emitter = iter.next(); - if (!(emitter instanceof JavaMethodBindingEmitter)) { - iter.remove(); - } - } - - if (res.isEmpty()) { - return res; - } - - PrintWriter writer = (getConfig().allStatic() ? javaWriter() : javaImplWriter()); - - List<FunctionEmitter> processed = new ArrayList<FunctionEmitter>(); - - // First, filter out all emitters going to the "other" (public) writer - for (Iterator<? extends FunctionEmitter> iter = res.iterator(); iter.hasNext();) { - FunctionEmitter emitter = iter.next(); - if (emitter.getDefaultOutput() != writer) { - processed.add(emitter); - iter.remove(); - } - } - - // Now process all of the remaining emitters sorted by MethodBinding - while (!res.isEmpty()) { - List<JavaMethodBindingEmitter> emittersForBinding = new ArrayList<JavaMethodBindingEmitter>(); - JavaMethodBindingEmitter emitter = (JavaMethodBindingEmitter) res.remove(0); - emittersForBinding.add(emitter); - MethodBinding binding = emitter.getBinding(); - for (Iterator<? extends FunctionEmitter> iter = res.iterator(); iter.hasNext();) { - JavaMethodBindingEmitter emitter2 = (JavaMethodBindingEmitter) iter.next(); - if (emitter2.getBinding() == binding) { - emittersForBinding.add(emitter2); - iter.remove(); - } - } - generateNativeSignatureEmitters(binding, emittersForBinding); - processed.addAll(emittersForBinding); - } - - return processed; - } - - protected void generateNativeSignatureEmitters(MethodBinding binding, List<JavaMethodBindingEmitter> allEmitters) { - - if (allEmitters.isEmpty()) { - return; - } - - PrintWriter writer = (getConfig().allStatic() ? javaWriter() : javaImplWriter()); - - // Give ourselves the chance to interpose on the generation of all code to keep things simple - List<JavaMethodBindingEmitter> newEmitters = new ArrayList<JavaMethodBindingEmitter>(); - for (JavaMethodBindingEmitter javaEmitter : allEmitters) { - NativeSignatureJavaMethodBindingEmitter newEmitter = null; - if (javaEmitter instanceof GLJavaMethodBindingEmitter) { - newEmitter = new NativeSignatureJavaMethodBindingEmitter((GLJavaMethodBindingEmitter) javaEmitter); - } else if (javaEmitter instanceof ProcAddressJavaMethodBindingEmitter) { - newEmitter = new NativeSignatureJavaMethodBindingEmitter((ProcAddressJavaMethodBindingEmitter) javaEmitter); - } else { - newEmitter = new NativeSignatureJavaMethodBindingEmitter(javaEmitter, this); - } - newEmitters.add(newEmitter); - } - allEmitters.clear(); - allEmitters.addAll(newEmitters); - - // Detect whether we need to produce more or modify some of these emitters. - // Note that at this point we are assuming that generatePublicEmitters has - // been called with signatureOnly both true and false. - if (signatureContainsStrings(binding) && !haveEmitterWithBody(allEmitters)) { - // This basically handles glGetString but also any similar methods - NativeSignatureJavaMethodBindingEmitter javaEmitter = findEmitterWithWriter(allEmitters, writer); - - // First, we need to clone this emitter to produce the native - // entry point - NativeSignatureJavaMethodBindingEmitter emitter = new NativeSignatureJavaMethodBindingEmitter(javaEmitter); - emitter.removeModifier(JavaMethodBindingEmitter.PUBLIC); - emitter.addModifier(JavaMethodBindingEmitter.PRIVATE); - emitter.setForImplementingMethodCall(true); - // Note: this is chosen so we don't have to change the logic in - // emitReturnVariableSetupAndCall which decides which variant - // (direct / indirect) to call - emitter.setForDirectBufferImplementation(true); - allEmitters.add(emitter); - - // Now make the original emitter non-native and cause it to emit a body - javaEmitter.removeModifier(JavaMethodBindingEmitter.NATIVE); - javaEmitter.setEmitBody(true); - } - } - - protected boolean signatureContainsStrings(MethodBinding binding) { - for (int i = 0; i < binding.getNumArguments(); i++) { - JavaType type = binding.getJavaArgumentType(i); - if (type.isString() || type.isStringArray()) { - return true; - } - } - JavaType retType = binding.getJavaReturnType(); - if (retType.isString() || retType.isStringArray()) { - return true; - } - return false; - } - - protected boolean haveEmitterWithBody(List<JavaMethodBindingEmitter> allEmitters) { - for (JavaMethodBindingEmitter emitter : allEmitters) { - if (!emitter.signatureOnly()) { - return true; - } - } - return false; - } - - protected NativeSignatureJavaMethodBindingEmitter findEmitterWithWriter(List<JavaMethodBindingEmitter> allEmitters, PrintWriter writer) { - for (JavaMethodBindingEmitter jemitter : allEmitters) { - NativeSignatureJavaMethodBindingEmitter emitter = (NativeSignatureJavaMethodBindingEmitter)jemitter; - if (emitter.getDefaultOutput() == writer) { - return emitter; - } - } - throw new RuntimeException("Unexpectedly failed to find an emitter with the given writer"); - } -} |