svc: Implement ref parameters (#798)

Allows passing data into and out of the same registers when calling via the Kernel ABI. This allows implementing specific supervisor calls like "CallSecureMonitor", that expect their args and results in the same registers.
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jduncanator 2019-10-25 10:34:35 +11:00 committed by GitHub
parent 1772128ce0
commit 86b42f176a
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@ -231,7 +231,16 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
if (!methodArgs[index].IsOut)
{
throw new InvalidOperationException($"Method \"{svcName}\" has a invalid ref type \"{argType.Name}\".");
generator.Emit(OpCodes.Ldarg_1);
generator.Emit(OpCodes.Ldc_I4, index);
MethodInfo info = typeof(IExecutionContext).GetMethod(nameof(IExecutionContext.GetX));
generator.Emit(OpCodes.Call, info);
ConvertToArgType(argType);
generator.Emit(OpCodes.Stloc, local);
}
generator.Emit(OpCodes.Ldloca, local);