/// <summary>
/// Generates ghost method body that calls <c>this</c> method.
/// </summary>
static void GenerateGhostBody(PEModuleBuilder module, DiagnosticBag diagnostic, MethodSymbol method, SynthesizedMethodSymbol ghost)
{
var containingtype = ghost.ContainingType;
var body = MethodGenerator.GenerateMethodBody(module, ghost,
(il) =>
{
// $this
var thisPlace = ghost.HasThis ? new ArgPlace(containingtype, 0) : null;
// Context
var ctxPlace = thisPlace != null && ghost.ContainingType is SourceTypeSymbol sourcetype
? new FieldPlace(thisPlace, sourcetype.ContextStore)
: (IPlace) new ArgPlace(module.Compilation.CoreTypes.Context, 0);
var cg = new CodeGenerator(il, module, diagnostic, module.Compilation.Options.OptimizationLevel, false, containingtype, ctxPlace, thisPlace);
// return (T){routine}(p0, ..., pN);
cg.EmitConvert(cg.EmitForwardCall(method, ghost), 0, ghost.ReturnType);
cg.EmitRet(ghost.ReturnType);
},
null, diagnostic, false);
module.SetMethodBody(ghost, body);
}
/// <summary>
/// Generates ghost method body that calls <c>this</c> method.
/// </summary>
static void GenerateGhostBody(PEModuleBuilder module, DiagnosticBag diagnostic, MethodSymbol method, SynthesizedMethodSymbol ghost)
{
var containingtype = ghost.ContainingType;
var body = MethodGenerator.GenerateMethodBody(module, ghost,
(il) =>
{
// $this
var thisPlace = ghost.HasThis ? new ArgPlace(containingtype, 0) : null;
// Context
var ctxPlace = thisPlace != null && ghost.ContainingType is SourceTypeSymbol sourcetype
? (sourcetype.ContextStore != null ? new FieldPlace(thisPlace, sourcetype.ContextStore, module) : null)
: (IPlace) new ArgPlace(module.Compilation.CoreTypes.Context, 0);
// .callvirt
bool callvirt = ghost.ExplicitOverride != null && ghost.ExplicitOverride.ContainingType.IsInterface; // implementing interface, otherwise we should be able to call specific method impl. non-virtually via ghost
var cg = new CodeGenerator(il, module, diagnostic, module.Compilation.Options.OptimizationLevel, false, containingtype, ctxPlace, thisPlace)
{
DebugRoutine = ghost,
};
// return (T){routine}(p0, ..., pN);
cg.EmitConvert(cg.EmitForwardCall(method, ghost, callvirt: callvirt), 0, ghost.ReturnType);
cg.EmitRet(ghost.ReturnType);
},
null, diagnostic, false);
module.SetMethodBody(ghost, body);
}