Updated comments and removed large chunk of commented out code

at bottom of class that appears to have been implemented.
This commit is contained in:
Robert Greene 2003-12-04 23:54:56 +00:00
parent 34a86acf17
commit 9ba7c4f0c3

View File

@ -37,7 +37,9 @@ import java.util.Properties;
import java.util.Stack;
/**
* Compile the given file as an Applesoft file.
* Compile the given Applesoft file. The result will be an assembly
* program (ultimately assembled). This is not intended to be anything
* sophisticated.
* <p>
* Date created: Nov 2, 2002 10:04:10 PM
* @author: Rob Greene
@ -276,7 +278,7 @@ public class ApplesoftCompiler implements ApplesoftTokens {
e.printStackTrace();
return null;
} catch (NoSuchMethodException e) {
// This is actually valid (during development anyway)
// FIXME: This is actually valid (during development anyway)
//e.printStackTrace();
return null;
}
@ -603,97 +605,4 @@ public class ApplesoftCompiler implements ApplesoftTokens {
}
return true;
}
// /**
// * Process and individual token.
// */
// protected void processToken(StringBuffer sourceAssembly,
// StringBuffer sourceLine, ApplesoftToken token, ApplesoftTokenizer tokenizer) {
// String expr = null;
// switch (token.getTokenValue()) {
// case FOR:
// String loopVariable = evaluateExpression(sourceAssembly, sourceLine);
// if (!isFloatVariable(loopVariable)) {
// throw new IllegalArgumentException("FOR loop argument must be a float");
// }
// token = tokenizer.getNextToken();
// if (token.getTokenValue() != EQUALS) {
// throw new IllegalArgumentException("FOR requires =");
// }
// sourceLine.append(token.getTokenString());
// String startValue = evaluateExpression(sourceAssembly, sourceLine);
// token = tokenizer.getNextToken();
// if (token.getTokenValue() != TO) {
// throw new IllegalArgumentException("FOR requires TO");
// }
// sourceLine.append(token.getTokenString());
// String endValue = evaluateExpression(sourceAssembly, sourceLine);
// if (isFloatVariable(loopVariable)) {
// // FIXME: Assumes start/end are integer
// sourceAssembly.append("\tLDY ");
// sourceAssembly.append(startValue);
// sourceAssembly.append("\n");
// sourceAssembly.append("\tLDA ");
// sourceAssembly.append(startValue);
// sourceAssembly.append("\n");
// sourceAssembly.append("\tJSR $E2F2 ; GIVAYF\n");
// sourceAssembly.append("\tLDY #>");
// sourceAssembly.append(loopVariable);
// sourceAssembly.append("\n");
// sourceAssembly.append("\tLDX #<");
// sourceAssembly.append(loopVariable);
// sourceAssembly.append("\n");
// sourceAssembly.append("\tJSR $EB2B ; MOVMF\n");
// }
// break;
// }
// }
//
//
// protected String addIntegerConstant(String value) {
// String name = "INT" + value;
// if (!integerConstants.containsKey(name)) {
// integerConstants.put(name, value);
// }
// return name;
// }
//
// protected String addStringConstant(String value) {
// String name = "STR" + stringConstants.size();
// if (stringConstants.containsValue(value)) {
// Iterator iterator = stringConstants.keySet().iterator();
// while (iterator.hasNext()) {
// String key = (String) iterator.next();
// String keyValue = (String) stringConstants.get(key);
// if (value.equals(keyValue)) {
// name = key;
// break;
// }
// }
// } else {
// stringConstants.put(name, value);
// }
// return name;
// }
//
// protected String addVariable(String variableName) {
// if (variableName.endsWith("$")) {
// variableName = "STR" + variableName;
// if (!stringVariables.contains(variableName)) {
// stringVariables.add(variableName);
// }
// } else if (variableName.endsWith("%")) {
// variableName = "INT" + variableName;
// if (!integerVariables.contains(variableName)) {
// integerVariables.add(variableName);
// }
// } else {
// variableName = "FP" + variableName;
// if (!floatVariables.contains(variableName)) {
// floatVariables.add(variableName);
// }
// }
// return variableName;
// }
}