public void printError(java.io.PrintStream o) {
if (failureMode != null) {
failureMode.printStackTrace(o);
} else {
if (out != null && out.checkError()) o.println(outputFileName + ": Output write error");
}
}
public void close() {
if (out != null) {
out.close();
outputFileName = null;
out = null;
}
}
public boolean writeClasses(ConstantPool consts, ConstantPool sharedconsts) {
ClassClass classes[] = ClassClass.getClassVector(classMaker);
ClassClass.setTypes();
// write out some constant pool stuff here,
writeProlog();
try {
writeAllNativeTables(classes);
} catch (RuntimeException e) {
out.flush();
System.out.println(e);
e.printStackTrace(System.out);
formatError = true;
}
writeEpilog();
return (!formatError) && (!out.checkError());
}
protected void writeEpilog() {
out.println();
out.println("#endif");
}
protected void writeProlog() {
out.println("/* This is a generated file. Do not modify.");
out.println(" * Generated on " + new java.util.Date());
out.println(" */");
out.println();
out.println("/*");
out.println(" *");
out.println(" * Copyright 1990-2007 Sun Microsystems, Inc. All Rights Reserved.");
out.println(" * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER");
out.println(" * ");
out.println(" * This program is free software; you can redistribute it and/or");
out.println(" * modify it under the terms of the GNU General Public License version");
out.println(" * 2 only, as published by the Free Software Foundation.");
out.println(" * ");
out.println(" * This program is distributed in the hope that it will be useful, but");
out.println(" * WITHOUT ANY WARRANTY; without even the implied warranty of");
out.println(" * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU");
out.println(" * General Public License version 2 for more details (a copy is");
out.println(" * included at /legal/license.txt).");
out.println(" * ");
out.println(" * You should have received a copy of the GNU General Public License");
out.println(" * version 2 along with this work; if not, write to the Free Software");
out.println(" * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA");
out.println(" * 02110-1301 USA");
out.println(" * ");
out.println(" * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa");
out.println(" * Clara, CA 95054 or visit www.sun.com if you need additional");
out.println(" * information or have any questions.");
out.println(" */");
out.println();
out.println("#include \"jvmconfig.h\"");
out.println("#if !defined(ROMIZING) || !defined(PRODUCT)");
out.println("#include \"NativesTable.hpp\"");
out.println("#include \"kni.h\"");
out.println();
out.println();
}
protected void writeAllNativeTables(ClassClass classes[]) {
sortClasses(classes);
Vector nativeClasses = new Vector();
// (1) Write all the function declarations
for (int i = 0; i < classes.length; i++) {
boolean classHasNatives = false;
EVMClass cc = (EVMClass) classes[i];
if (cc.isPrimitiveClass() || cc.isArrayClass()) {
continue;
}
EVMMethodInfo m[] = cc.methods;
sortMethods(m);
int nmethod = (m == null) ? 0 : m.length;
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
if (!isNativeOrEntryFunc(cc, mi)) {
continue;
}
if (!classHasNatives) {
classHasNatives = true;
nativeClasses.addElement(cc);
}
int entry;
entry = checkEntry(cc, mi);
if (entry < 0 || use_entries[entry].length > 4) {
// This is a "native"
out.println(
"extern \"C\" " + mi.getJNIReturnType() + " " + mi.getNativeName(true) + "();");
}
if (entry >= 0) {
// This is an "entry" (could also be a "native")
out.println("extern \"C\" void " + use_entries[entry][3] + "();");
}
}
}
out.println();
out.println();
// (2) Write all the "_natives[]" and "_entries[]" tables for
// individual classes
for (Enumeration e = nativeClasses.elements(); e.hasMoreElements(); ) {
EVMClass cc = (EVMClass) e.nextElement();
EVMMethodInfo m[] = cc.methods;
int nmethod = (m == null) ? 0 : m.length;
int num_native_methods = 0;
int num_entry_methods = 0;
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
if (!isNativeOrEntryFunc(cc, mi)) {
continue;
}
if (isNativeFunc(cc, mi)) {
num_native_methods++;
}
if (isEntryFunc(cc, mi)) {
num_entry_methods++;
}
}
// Write the "_natives[]" struct
if (num_native_methods > 0) {
out.println("static const JvmNativeFunction " + cc.getNativeName() + "_natives[] = " + "{");
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
if (!isNativeOrEntryFunc(cc, mi)) {
continue;
}
if (isNativeFunc(cc, mi)) {
out.print(pad(" JVM_NATIVE(\"" + mi.name.string + "\",", 30));
out.print(pad("\"" + mi.type.string + "\", ", 25));
out.println(mi.getNativeName(true) + "),");
}
}
out.println(" {(char*)0, (char*)0, (void*)0}");
out.println("};");
out.println();
}
// Write the "_entries[]" struct
if (num_entry_methods > 0) {
out.println("static const JvmNativeFunction " + cc.getNativeName() + "_entries[] = " + "{");
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
if (!isNativeOrEntryFunc(cc, mi)) {
continue;
}
int entry;
if ((entry = checkEntry(cc, mi)) >= 0) {
out.print(
" JVM_ENTRY(\"" + mi.name.string + "\"," + spaces(20 - mi.name.string.length()));
out.print("\"" + mi.type.string + "\", ");
out.println(use_entries[entry][3] + "),");
}
}
out.println(" {(char*)0, (char*)0, (void*)0}");
out.println("};");
out.println();
}
}
// (3) Write the top-level table
out.println("const JvmNativesTable jvm_natives_table[] = {");
for (Enumeration e = nativeClasses.elements(); e.hasMoreElements(); ) {
EVMClass cc = (EVMClass) e.nextElement();
String className = cc.ci.className;
out.println(" JVM_TABLE(\"" + className + "\",");
EVMMethodInfo m[] = cc.methods;
int nmethod = (m == null) ? 0 : m.length;
int num_native_methods = 0;
int num_entry_methods = 0;
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
if (!isNativeOrEntryFunc(cc, mi)) {
continue;
}
if (isNativeFunc(cc, mi)) {
num_native_methods++;
}
if (isEntryFunc(cc, mi)) {
num_entry_methods++;
}
}
if (num_native_methods > 0) {
out.println(spaces(40) + cc.getNativeName() + "_natives,");
} else {
out.println(spaces(40) + "(JvmNativeFunction*)0,");
}
if (num_entry_methods > 0) {
out.println(spaces(40) + cc.getNativeName() + "_entries),");
} else {
out.println(spaces(40) + "(JvmNativeFunction*)0),");
}
}
out.println(" JVM_TABLE((char*)0, (JvmNativeFunction*)0, " + "(JvmNativeFunction*)0)");
out.println("};");
// (4) Write the jvm_native_execution_top-level table
out.println("const JvmExecutionEntry jvm_api_entries[] = {");
for (Enumeration e = nativeClasses.elements(); e.hasMoreElements(); ) {
EVMClass cc = (EVMClass) e.nextElement();
EVMMethodInfo m[] = cc.methods;
int nmethod = (m == null) ? 0 : m.length;
for (int j = 0; j < nmethod; j++) {
EVMMethodInfo meth = m[j];
MethodInfo mi = meth.method;
int index;
if ((index = checkEntry(cc, mi)) >= 0) {
String entryName = use_entries[index][3];
out.println("{(unsigned char*)&" + entryName + ",");
out.println("(char*)\"" + entryName + "\"},");
}
}
}
out.println("{(unsigned char*)0, (char*)0}};");
}