diff options
Diffstat (limited to 'src/java/com/sun/gluegen/nativesig/NativeSignatureJavaMethodBindingEmitter.java')
-rwxr-xr-x | src/java/com/sun/gluegen/nativesig/NativeSignatureJavaMethodBindingEmitter.java | 486 |
1 files changed, 0 insertions, 486 deletions
diff --git a/src/java/com/sun/gluegen/nativesig/NativeSignatureJavaMethodBindingEmitter.java b/src/java/com/sun/gluegen/nativesig/NativeSignatureJavaMethodBindingEmitter.java deleted file mode 100755 index 12a6c0e..0000000 --- a/src/java/com/sun/gluegen/nativesig/NativeSignatureJavaMethodBindingEmitter.java +++ /dev/null @@ -1,486 +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 java.text.MessageFormat; - -import com.sun.gluegen.*; -import com.sun.gluegen.cgram.types.*; -import com.sun.gluegen.cgram.*; -import com.sun.gluegen.opengl.*; -import com.sun.gluegen.procaddress.*; - -public class NativeSignatureJavaMethodBindingEmitter extends GLJavaMethodBindingEmitter { - public NativeSignatureJavaMethodBindingEmitter(GLJavaMethodBindingEmitter methodToWrap) { - super(methodToWrap); - } - - public NativeSignatureJavaMethodBindingEmitter(ProcAddressJavaMethodBindingEmitter methodToWrap) { - super(methodToWrap, false); - } - - public NativeSignatureJavaMethodBindingEmitter(JavaMethodBindingEmitter methodToWrap, - NativeSignatureEmitter emitter) { - super(methodToWrap, false, null, false, false, emitter); - } - - protected void emitSignature(PrintWriter writer) { - writer.print(getBaseIndentString()); - emitNativeSignatureAnnotation(writer); - super.emitSignature(writer); - } - - protected void emitNativeSignatureAnnotation(PrintWriter writer) { - if (hasModifier(JavaMethodBindingEmitter.NATIVE)) { - // Emit everything as a leaf for now - // FIXME: make this configurable - writer.print("@NativeSignature(\"l"); - MethodBinding binding = getBinding(); - if (callThroughProcAddress) { - writer.print("p"); - } - writer.print("("); - if (callThroughProcAddress) { - writer.print("P"); - } - for (int i = 0; i < binding.getNumArguments(); i++) { - emitNativeSignatureElement(writer, binding.getJavaArgumentType(i), binding.getCArgumentType(i), i); - } - writer.print(")"); - emitNativeSignatureElement(writer, binding.getJavaReturnType(), binding.getCReturnType(), -1); - writer.println("\")"); - } - } - - protected void emitNativeSignatureElement(PrintWriter writer, JavaType type, Type cType, int index) { - if (type.isVoid()) { - if (index > 0) { - throw new InternalError("Error parsing arguments -- void should not be seen aside from argument 0"); - } - return; - } - - if (type.isNIOBuffer()) { - writer.print("A"); - } else if (type.isPrimitiveArray()) { - writer.print("MO"); - } else if (type.isPrimitive()) { - Class clazz = type.getJavaClass(); - if (clazz == Byte.TYPE) { writer.print("B"); } - else if (clazz == Character.TYPE) { writer.print("C"); } - else if (clazz == Double.TYPE) { writer.print("D"); } - else if (clazz == Float.TYPE) { writer.print("F"); } - else if (clazz == Integer.TYPE) { writer.print("I"); } - else if (clazz == Long.TYPE) { - // See if this is intended to be a pointer at the C level - if (cType.isPointer()) { - writer.print("A"); - } else { - writer.print("J"); - } - } - else if (clazz == Short.TYPE) { writer.print("S"); } - else if (clazz == Boolean.TYPE) { writer.print("Z"); } - else throw new InternalError("Unhandled primitive type " + clazz); - } else if (type.isString()) { - writer.print("A"); - } else { - throw new RuntimeException("Type not yet handled: " + type); - } - } - - protected String getReturnTypeString(boolean skipArray) { - if (isForImplementingMethodCall()) { - JavaType returnType = getBinding().getJavaReturnType(); - if (returnType.isString() || returnType.isNIOByteBuffer()) { - // Treat these as addresses - return "long"; - } - } - return super.getReturnTypeString(skipArray); - } - - protected void emitPreCallSetup(MethodBinding binding, PrintWriter writer) { - super.emitPreCallSetup(binding, writer); - for (int i = 0; i < binding.getNumArguments(); i++) { - JavaType type = binding.getJavaArgumentType(i); - if (type.isNIOBuffer() && !directNIOOnly) { - // Emit declarations for variables holding primitive arrays as type Object - // We don't know 100% sure we're going to use these at this point in the code, though - writer.println(" Object " + getNIOBufferArrayName(i) + " = (_direct ? null : BufferFactory.getArray(" + - getArgumentName(i) + "));"); - } else if (type.isString()) { - writer.println(" long " + binding.getArgumentName(i) + "_c_str = BufferFactoryInternal.newCString(" + binding.getArgumentName(i) + ");"); - } - // FIXME: going to need more of these for Buffer[] and String[], at least - } - } - - protected String getNIOBufferArrayName(int argNumber) { - return "__buffer_array_" + argNumber; - } - - protected int emitArguments(PrintWriter writer) - { - boolean needComma = false; - int numEmitted = 0; - - if (callThroughProcAddress) { - if (changeNameAndArguments) { - writer.print("long procAddress"); - ++numEmitted; - needComma = true; - } - } - - if (forImplementingMethodCall && binding.hasContainingType()) { - if (needComma) { - writer.print(", "); - } - - // Always emit outgoing "this" argument - writer.print("long "); - writer.print(javaThisArgumentName()); - ++numEmitted; - needComma = true; - } - - for (int i = 0; i < binding.getNumArguments(); i++) { - JavaType type = binding.getJavaArgumentType(i); - if (type.isVoid()) { - // Make sure this is the only param to the method; if it isn't, - // there's something wrong with our parsing of the headers. - if (binding.getNumArguments() != 1) { - throw new InternalError( - "\"void\" argument type found in " + - "multi-argument function \"" + binding + "\""); - } - continue; - } - - if (type.isJNIEnv() || binding.isArgumentThisPointer(i)) { - // Don't need to expose these at the Java level - continue; - } - - if (needComma) { - writer.print(", "); - } - - if (forImplementingMethodCall && - (forDirectBufferImplementation && type.isNIOBuffer() || - type.isString())) { - // Direct Buffers and Strings go out as longs - writer.print("long"); - // FIXME: will need more tests here to handle other constructs like String and direct Buffer arrays - } else { - writer.print(erasedTypeString(type, false)); - } - writer.print(" "); - writer.print(getArgumentName(i)); - - ++numEmitted; - needComma = true; - - // Add Buffer and array index offset arguments after each associated argument - if (forIndirectBufferAndArrayImplementation) { - if (type.isNIOBuffer()) { - writer.print(", int " + byteOffsetArgName(i)); - } else if (type.isNIOBufferArray()) { - writer.print(", int[] " + - byteOffsetArrayArgName(i)); - } - } - - // Add offset argument after each primitive array - if (type.isPrimitiveArray()) { - writer.print(", int " + offsetArgName(i)); - } - } - return numEmitted; - } - - protected void emitReturnVariableSetupAndCall(MethodBinding binding, PrintWriter writer) { - writer.print(" "); - JavaType returnType = binding.getJavaReturnType(); - boolean needsResultAssignment = false; - - if (!returnType.isVoid()) { - if (returnType.isCompoundTypeWrapper() || - returnType.isNIOByteBuffer()) { - writer.println("java.nio.ByteBuffer _res;"); - needsResultAssignment = true; - } else if (returnType.isArrayOfCompoundTypeWrappers()) { - writer.println("java.nio.ByteBuffer[] _res;"); - needsResultAssignment = true; - } else if (returnType.isString() || returnType.isNIOByteBuffer()) { - writer.print(returnType); - writer.println(" _res;"); - needsResultAssignment = true; - } else { - // Always assign to "_res" variable so we can clean up - // outgoing String arguments, for example - emitReturnType(writer); - writer.println(" _res;"); - needsResultAssignment = true; - } - } - - if (binding.signatureCanUseIndirectNIO() && !directNIOOnly) { - // Must generate two calls for this gated on whether the NIO - // buffers coming in are all direct or indirect - writer.println("if (_direct) {"); - writer.print (" "); - } - - if (needsResultAssignment) { - writer.print(" _res = "); - if (returnType.isString()) { - writer.print("BufferFactoryInternal.newJavaString("); - } else if (returnType.isNIOByteBuffer()) { - writer.print("BufferFactoryInternal.newDirectByteBuffer("); - } - } else { - writer.print(" "); - if (!returnType.isVoid()) { - writer.print("return "); - } - } - - if (binding.signatureUsesJavaPrimitiveArrays() && - !binding.signatureCanUseIndirectNIO()) { - // FIXME: what happens with a C function of the form - // void foo(int* arg0, void* arg1); - // ? - - // Only one call being made in this body, going to indirect - // buffer / array entry point - emitCall(binding, writer, false); - if (returnType.isString() || returnType.isNIOByteBuffer()) { - writer.print(")"); - } - writer.print(";"); - writer.println(); - } else { - emitCall(binding, writer, true); - if (returnType.isString() || returnType.isNIOByteBuffer()) { - writer.print(")"); - } - writer.print(";"); - } - - if (binding.signatureCanUseIndirectNIO() && !directNIOOnly) { - // Must generate two calls for this gated on whether the NIO - // buffers coming in are all direct or indirect - writer.println(); - writer.println(" } else {"); - writer.print (" "); - if (needsResultAssignment) { - writer.print(" _res = "); - } else { - writer.print(" "); - if (!returnType.isVoid()) { - writer.print("return "); - } - } - emitCall(binding, writer, false); - writer.print(";"); - writer.println(); - writer.println(" }"); - } else { - writer.println(); - } - emitPrologueOrEpilogue(epilogue, writer); - if (needsResultAssignment) { - emitCallResultReturn(binding, writer); - } - } - - protected int emitCallArguments(MethodBinding binding, PrintWriter writer, boolean direct) { - // Note that we override this completely because we both need to - // move the potential location of the outgoing proc address as - // well as change the way we pass out Buffers, arrays, Strings, etc. - - boolean needComma = false; - int numArgsEmitted = 0; - - if (callThroughProcAddress) { - writer.print("__addr_"); - needComma = true; - ++numArgsEmitted; - } - - if (binding.hasContainingType()) { - // Emit this pointer - assert(binding.getContainingType().isCompoundTypeWrapper()); - writer.print("BufferFactoryInternal.getDirectBufferAddress("); - writer.print("getBuffer()"); - writer.print(")"); - needComma = true; - ++numArgsEmitted; - } - for (int i = 0; i < binding.getNumArguments(); i++) { - JavaType type = binding.getJavaArgumentType(i); - if (type.isJNIEnv() || binding.isArgumentThisPointer(i)) { - // Don't need to expose these at the Java level - continue; - } - - if (type.isVoid()) { - // Make sure this is the only param to the method; if it isn't, - // there's something wrong with our parsing of the headers. - assert(binding.getNumArguments() == 1); - continue; - } - - if (needComma) { - writer.print(", "); - } - - if (type.isCompoundTypeWrapper()) { - writer.print("BufferFactoryInternal.getDirectBufferAddress("); - writer.print("(("); - } - - if (type.isNIOBuffer()) { - if (!direct) { - writer.print(getNIOBufferArrayName(i)); - } else { - writer.print("BufferFactoryInternal.getDirectBufferAddress("); - writer.print(getArgumentName(i)); - writer.print(")"); - } - } else { - writer.print(getArgumentName(i)); - } - - if (type.isCompoundTypeWrapper()) { - writer.print(" == null) ? null : "); - writer.print(getArgumentName(i)); - writer.print(".getBuffer())"); - writer.print(")"); - } - - if (type.isNIOBuffer()) { - if (direct) { - writer.print("+ BufferFactory.getDirectBufferByteOffset(" + getArgumentName(i) + ")"); - } else { - writer.print(", BufferFactoryInternal.arrayBaseOffset(" + - getNIOBufferArrayName(i) + - ") + BufferFactory.getIndirectBufferByteOffset(" + getArgumentName(i) + ")"); - } - } else if (type.isNIOBufferArray()) { - writer.print(", " + byteOffsetArrayArgName(i)); - } - - // Add Array offset parameter for primitive arrays - if (type.isPrimitiveArray()) { - writer.print(", "); - writer.print("BufferFactoryInternal.arrayBaseOffset(" + getArgumentName(i) + ") + "); - if(type.isFloatArray()) { - writer.print("BufferFactory.SIZEOF_FLOAT * "); - } else if(type.isDoubleArray()) { - writer.print("BufferFactory.SIZEOF_DOUBLE * "); - } else if(type.isByteArray()) { - writer.print("1 * "); - } else if(type.isLongArray()) { - writer.print("BufferFactory.SIZEOF_LONG * "); - } else if(type.isShortArray()) { - writer.print("BufferFactory.SIZEOF_SHORT * "); - } else if(type.isIntArray()) { - writer.print("BufferFactory.SIZEOF_INT * "); - } else { - throw new RuntimeException("Unsupported type for calculating array offset argument for " + - getArgumentName(i) + - "-- error occurred while processing Java glue code for " + getName()); - } - writer.print(offsetArgName(i)); - } - - if (type.isString()) { - writer.print("_c_str"); - } - - if (type.isCompoundTypeWrapper()) { - writer.print(")"); - } - - needComma = true; - ++numArgsEmitted; - } - return numArgsEmitted; - } - - protected void emitCallResultReturn(MethodBinding binding, PrintWriter writer) { - for (int i = 0; i < binding.getNumArguments(); i++) { - JavaType type = binding.getJavaArgumentType(i); - if (type.isString()) { - writer.println(";"); - writer.println(" BufferFactoryInternal.freeCString(" + binding.getArgumentName(i) + "_c_str);"); - } - // FIXME: will need more of these cleanups for things like Buffer[] and String[] (see above) - } - - super.emitCallResultReturn(binding, writer); - } - - public String getName() { - String res = super.getName(); - if (forImplementingMethodCall && bufferObjectVariant) { - return res + "BufObj"; - } - return res; - } - - protected String getImplMethodName(boolean direct) { - String name = null; - if (direct) { - name = binding.getRenamedMethodName() + "$0"; - } else { - name = binding.getRenamedMethodName() + "$1"; - } - if (bufferObjectVariant) { - return name + "BufObj"; - } - return name; - } -} |