diff --git a/src/com/webcodepro/applecommander/compiler/ApplesoftCompiler.java b/src/com/webcodepro/applecommander/compiler/ApplesoftCompiler.java index 844631e..bba30a8 100644 --- a/src/com/webcodepro/applecommander/compiler/ApplesoftCompiler.java +++ b/src/com/webcodepro/applecommander/compiler/ApplesoftCompiler.java @@ -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. *
* 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; -// } }