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/*
* System.Reflection.Emit-like API for writing .NET assemblies in MSIL
*/
// $Id$
package ch.epfl.lamp.compiler.msil.emit
import java.io.FileWriter
import java.io.BufferedWriter
import java.io.PrintWriter
import java.io.IOException
import java.util.Iterator
import java.util.HashMap
import java.util.Arrays
import ch.epfl.lamp.compiler.msil._
import ch.epfl.lamp.compiler.msil.emit
import ch.epfl.lamp.compiler.msil.util.Table
/**
* The MSIL printer Visitor. It prints a complete
* assembly in a single file. Then this file can be compiled by ilasm.
*
* @author Nikolay Mihaylov
* @author Daniel Lorch
* @version 1.0
*/
final class SingleFileILPrinterVisitor(_fileName: String) extends ILPrinterVisitor {
var fileName: String = _fileName
out = new PrintWriter(new BufferedWriter(new FileWriter(fileName)))
/**
* Visit an AssemblyBuilder
*/
@throws(classOf[IOException])
def caseAssemblyBuilder(assemblyBuilder: AssemblyBuilder) {
ILPrinterVisitor.currAssembly = assemblyBuilder
// first get the entryPoint
this.entryPoint = assemblyBuilder.EntryPoint
// all external assemblies
as = assemblyBuilder.getExternAssemblies()
Arrays.sort(as, assemblyNameComparator)
assemblyBuilder.generatedFiles.add(fileName)
printAssemblyBoilerplate()
// print each module
var m: Array[Module] = assemblyBuilder.GetModules()
nomembers = true
for(val i <- 0 until m.length) {
print(m(i).asInstanceOf[ModuleBuilder])
}
nomembers = false
for(val i <- 0 until m.length) {
print(m(i).asInstanceOf[ModuleBuilder])
}
// close out file
out.close()
ILPrinterVisitor.currAssembly = null
}
/**
* Visit a ModuleBuilder
*/
@throws(classOf[IOException])
def caseModuleBuilder(module: ModuleBuilder) {
// print module declaration
currentModule = module
if (nomembers) {
print(".module \'"); print(module.Name); println("\'")
printAttributes(module)
}
if (!module.globalsCreated)
module.CreateGlobalFunctions()
var m: Array[MethodInfo] = module.GetMethods()
for(val i <- 0 until m.length) {
print(m(i).asInstanceOf[MethodBuilder])
}
var t: Array[Type] = module.GetTypes()
for(val i <- 0 until t.length) {
print(t(i).asInstanceOf[TypeBuilder])
}
currentModule = null
}
} // class SingleFileILPrinterVisitor
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