// ----------------------------------------------------------------------
// Initialize
// ----------------------------------------------------------------------
// Build a function which will call the module initializer (if any) and effect the export of methods which
// don't need an instance to bind into (if any)
private void EmitInitializeFunction(Seq <JST.Statement> body)
{
var innerNameSupply = NameSupply.Fork();
var innerBody = new Seq <JST.Statement>();
// Export non-instance methods
foreach (var typeDef in typeDefs)
{
var tyconEnv = assmEnv.AddType(typeDef);
foreach (var methodDef in typeDef.Members.OfType <CST.MethodDef>().Where(m => m.Invalid == null))
{
if (Env.InteropManager.IsExported(assmEnv.Assembly, typeDef, methodDef) &&
!Env.InteropManager.IsBindToInstance(assmEnv.Assembly, typeDef, methodDef))
{
Env.InteropManager.AppendExport
(innerNameSupply,
rootId,
assmEnv.Assembly, typeDef, methodDef,
null,
innerBody,
(ns, asm, typ, meth, b, a) => Env.JSTHelpers.AppendCallExportedMethod(this, ns, asm, typ, meth, b, a));
}
}
}
SetupTypes(innerBody);
// Invoke any <Module>::.cctor
if (moduleInitializer != null)
{
innerBody.Add
(new JST.ExpressionStatement
(MethodCallExpression(moduleInitializer, innerNameSupply, false, new Seq <JST.Expression>())));
}
var func = new JST.FunctionExpression(null, new JST.Statements(innerBody));
// Simplify
var simpCtxt = new JST.SimplifierContext(false, Env.DebugMode, NameSupply.Fork(), null);
func = (JST.FunctionExpression)func.Simplify(simpCtxt, EvalTimes.Bottom);
if (Env.DebugMode)
{
body.Add(new JST.CommentStatement("Assembly initializer"));
}
body.Add(JST.Statement.DotAssignment(assemblyId.ToE(), Constants.AssemblyInitialize, func));
}
public void Emit()
{
var assm = typeof (RuntimeCompiler).Assembly;
var res = "Microsoft.LiveLabs.JavaScript.IL2JS." + Constants.RuntimeFileName;
var runtime = default(JST.Program);
using (var runtimeStream = assm.GetManifestResourceStream(res))
{
if (runtimeStream == null)
throw new InvalidOperationException("unable to find runtime resource");
runtime = JST.Program.FromStream(Constants.RuntimeFileName, runtimeStream, true);
}
var mode = default(string);
switch (env.CompilationMode)
{
case CompilationMode.Plain:
mode = "plain";
break;
case CompilationMode.Collecting:
mode = "collecting";
break;
case CompilationMode.Traced:
mode = "traced";
break;
default:
throw new ArgumentOutOfRangeException();
}
var body = default(ISeq<JST.Statement>);
if (env.DebugMode)
{
body = new Seq<JST.Statement>();
body.Add
(JST.Statement.Var(Constants.DebugLevel, new JST.NumericLiteral(env.DebugLevel)));
body.Add(JST.Statement.Var(Constants.DebugId, new JST.BooleanLiteral(true)));
body.Add(JST.Statement.Var(Constants.ModeId, new JST.StringLiteral(mode)));
body.Add(JST.Statement.Var(Constants.SafeId, new JST.BooleanLiteral(env.SafeInterop)));
foreach (var s in runtime.Body.Body)
body.Add(s);
}
else
{
// Simplify
var simpCtxt =
new JST.SimplifierContext(true, env.DebugMode, new JST.NameSupply(Constants.Globals), null).
InFreshStatements();
simpCtxt.Bind(Constants.DebugId, new JST.BooleanLiteral(false));
simpCtxt.Bind(Constants.ModeId, new JST.StringLiteral(mode));
simpCtxt.Bind(Constants.SafeId, new JST.BooleanLiteral(env.SafeInterop));
simpCtxt.Add(JST.Statement.Var(Constants.DebugLevel, new JST.NumericLiteral(env.DebugLevel)));
runtime.Body.Simplify(simpCtxt, EvalTimes.Bottom, false);
body = simpCtxt.Statements;
}
var opts = new OrdMap<JST.Identifier, JST.Expression>();
var mscorlibName = new JST.StringLiteral
(CST.CSTWriter.WithAppend(env.Global, CST.WriterStyle.Uniform, env.Global.MsCorLibName.Append));
opts.Add(Constants.SetupMscorlib, mscorlibName);
var target = default(string);
switch (env.Target)
{
case Target.Browser:
target = "browser";
break;
case Target.CScript:
target = "cscript";
break;
default:
throw new ArgumentOutOfRangeException();
}
opts.Add(Constants.SetupTarget, new JST.StringLiteral(target));
var loadPaths = env.LoadPaths.Select<string, JST.Expression>(FixupPath).ToSeq();
if (loadPaths.Count == 0)
loadPaths.Add(new JST.StringLiteral(""));
opts.Add(Constants.SetupSearchPaths, new JST.ArrayLiteral(loadPaths));
if (env.DebugMode)
body.Add(new JST.CommentStatement("Setup runtime"));
var rootId = new JST.Identifier(env.Root);
body.Add(JST.Statement.Var(rootId, new JST.ObjectLiteral()));
body.Add(JST.Statement.Call(Constants.NewRuntime.ToE(), rootId.ToE(), new JST.ObjectLiteral(opts)));
var program = new JST.Program(new JST.Statements(body));
var runtimeFileName = Path.Combine(env.OutputDirectory, Constants.RuntimeFileName);
program.ToFile(runtimeFileName, env.PrettyPrint);
env.Log(new GeneratedJavaScriptFile("runtime", runtimeFileName));
}
// Build a function which will add (redirections to) exported instance methods into given unmanaged instance
private void EmitBindInstanceExports(Seq<JST.Statement> body, JST.Expression lhs)
{
if (TypeCompEnv.Type.Extends == null || Parent.ExportedInstanceMethods.Count > 0)
{
var innerTypeCompEnv = TypeCompEnv.EnterFunction();
var parameters = new Seq<JST.Identifier>();
parameters.Add(innerTypeCompEnv.NameSupply.GenSym());
var innerBody = new Seq<JST.Statement>();
// Need to account for [NoInterop]
#if false
var usage = new Usage();
foreach (var methodDef in Parent.ExportedInstanceMethods)
{
var memEnv = TypeCompEnv.AddMember(methodDef);
// We'll generally need these types to invoke import/exports
foreach (var p in methodDef.ValueParameters)
memEnv.SubstituteType(p.Type).AccumUsage(usage, true);
if (methodDef.Result != null)
memEnv.SubstituteType(methodDef.Result.Type).AccumUsage(usage, true);
}
innerTypeCompEnv.BindUsage(innerBody, usage, TypePhase.Constructed);
#endif
if (TypeCompEnv.Type.Extends != null &&
!(TypeCompEnv.Type.Extends.Style(TypeCompEnv) is CST.ObjectTypeStyle))
{
// Bind exports from base
innerBody.Add
(JST.Statement.DotCall
(innerTypeCompEnv.ResolveType(TypeCompEnv.Type.Extends, TypePhase.Slots),
Constants.TypeBindInstanceExports,
parameters[0].ToE()));
}
foreach (var methodDef in Parent.ExportedInstanceMethods)
{
Env.InteropManager.AppendExport
(innerTypeCompEnv.NameSupply,
RootId,
TypeCompEnv.Assembly,
TypeCompEnv.Type,
methodDef,
parameters[0].ToE(),
innerBody,
(ns, asm, typ, mem, b, a) =>
Env.JSTHelpers.AppendCallExportedMethod(innerTypeCompEnv, ns, asm, typ, mem, b, a));
}
var func = new JST.FunctionExpression(parameters, new JST.Statements(innerBody));
// Simplify
var simpCtxt = new JST.SimplifierContext(false, Env.DebugMode, NameSupply.Fork(), null);
func = (JST.FunctionExpression)func.Simplify(simpCtxt, EvalTimes.Bottom);
body.Add(JST.Statement.DotAssignment(lhs, Constants.TypeBindInstanceExports, func));
}
// else: default is ok
}
// ----------------------------------------------------------------------
// Initialize
// ----------------------------------------------------------------------
// Build a function which will call the module initializer (if any) and effect the export of methods which
// don't need an instance to bind into (if any)
private void EmitInitializeFunction(Seq<JST.Statement> body)
{
var innerNameSupply = NameSupply.Fork();
var innerBody = new Seq<JST.Statement>();
// Export non-instance methods
foreach (var typeDef in typeDefs)
{
var tyconEnv = assmEnv.AddType(typeDef);
foreach (var methodDef in typeDef.Members.OfType<CST.MethodDef>().Where(m => m.Invalid == null))
{
if (Env.InteropManager.IsExported(assmEnv.Assembly,typeDef, methodDef) &&
!Env.InteropManager.IsBindToInstance(assmEnv.Assembly, typeDef, methodDef))
{
Env.InteropManager.AppendExport
(innerNameSupply,
rootId,
assmEnv.Assembly, typeDef, methodDef,
null,
innerBody,
(ns, asm, typ, meth, b, a) => Env.JSTHelpers.AppendCallExportedMethod(this, ns, asm, typ, meth, b, a));
}
}
}
SetupTypes(innerBody);
// Invoke any <Module>::.cctor
if (moduleInitializer != null)
innerBody.Add
(new JST.ExpressionStatement
(MethodCallExpression(moduleInitializer, innerNameSupply, false, new Seq<JST.Expression>())));
var func = new JST.FunctionExpression(null, new JST.Statements(innerBody));
// Simplify
var simpCtxt = new JST.SimplifierContext(false, Env.DebugMode, NameSupply.Fork(), null);
func = (JST.FunctionExpression)func.Simplify(simpCtxt, EvalTimes.Bottom);
if (Env.DebugMode)
body.Add(new JST.CommentStatement("Assembly initializer"));
body.Add(JST.Statement.DotAssignment(assemblyId.ToE(), Constants.AssemblyInitialize, func));
}
public void Emit()
{
var assm = typeof(RuntimeCompiler).Assembly;
var res = "Microsoft.LiveLabs.JavaScript.IL2JS." + Constants.RuntimeFileName;
var runtime = default(JST.Program);
using (var runtimeStream = assm.GetManifestResourceStream(res))
{
if (runtimeStream == null)
{
throw new InvalidOperationException("unable to find runtime resource");
}
runtime = JST.Program.FromStream(Constants.RuntimeFileName, runtimeStream, true);
}
var mode = default(string);
switch (env.CompilationMode)
{
case CompilationMode.Plain:
mode = "plain";
break;
case CompilationMode.Collecting:
mode = "collecting";
break;
case CompilationMode.Traced:
mode = "traced";
break;
default:
throw new ArgumentOutOfRangeException();
}
var body = default(ISeq <JST.Statement>);
if (env.DebugMode)
{
body = new Seq <JST.Statement>();
body.Add
(JST.Statement.Var(Constants.DebugLevel, new JST.NumericLiteral(env.DebugLevel)));
body.Add(JST.Statement.Var(Constants.DebugId, new JST.BooleanLiteral(true)));
body.Add(JST.Statement.Var(Constants.ModeId, new JST.StringLiteral(mode)));
body.Add(JST.Statement.Var(Constants.SafeId, new JST.BooleanLiteral(env.SafeInterop)));
foreach (var s in runtime.Body.Body)
{
body.Add(s);
}
}
else
{
// Simplify
var simpCtxt =
new JST.SimplifierContext(true, env.DebugMode, new JST.NameSupply(Constants.Globals), null).
InFreshStatements();
simpCtxt.Bind(Constants.DebugId, new JST.BooleanLiteral(false));
simpCtxt.Bind(Constants.ModeId, new JST.StringLiteral(mode));
simpCtxt.Bind(Constants.SafeId, new JST.BooleanLiteral(env.SafeInterop));
simpCtxt.Add(JST.Statement.Var(Constants.DebugLevel, new JST.NumericLiteral(env.DebugLevel)));
runtime.Body.Simplify(simpCtxt, EvalTimes.Bottom, false);
body = simpCtxt.Statements;
}
var opts = new OrdMap <JST.Identifier, JST.Expression>();
var mscorlibName = new JST.StringLiteral
(CST.CSTWriter.WithAppend(env.Global, CST.WriterStyle.Uniform, env.Global.MsCorLibName.Append));
opts.Add(Constants.SetupMscorlib, mscorlibName);
var target = default(string);
switch (env.Target)
{
case Target.Browser:
target = "browser";
break;
case Target.CScript:
target = "cscript";
break;
default:
throw new ArgumentOutOfRangeException();
}
opts.Add(Constants.SetupTarget, new JST.StringLiteral(target));
var loadPaths = env.LoadPaths.Select <string, JST.Expression>(FixupPath).ToSeq();
if (loadPaths.Count == 0)
{
loadPaths.Add(new JST.StringLiteral(""));
}
opts.Add(Constants.SetupSearchPaths, new JST.ArrayLiteral(loadPaths));
if (env.DebugMode)
{
body.Add(new JST.CommentStatement("Setup runtime"));
}
var rootId = new JST.Identifier(env.Root);
body.Add(JST.Statement.Var(rootId, new JST.ObjectLiteral()));
body.Add(JST.Statement.Call(Constants.NewRuntime.ToE(), rootId.ToE(), new JST.ObjectLiteral(opts)));
var program = new JST.Program(new JST.Statements(body));
var runtimeFileName = Path.Combine(env.OutputDirectory, Constants.RuntimeFileName);
program.ToFile(runtimeFileName, env.PrettyPrint);
env.Log(new GeneratedJavaScriptFile("runtime", runtimeFileName));
}