public override void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args)
{
args[0].PushVal(scg, errorAt, new TokenTypeFloat(null));
scg.ilGen.Emit(errorAt, OpCodes.Ldc_I4, (int)System.MidpointRounding.AwayFromZero);
scg.ilGen.Emit(errorAt, OpCodes.Call, roundMethInfo);
result.Pop(scg, errorAt, new TokenTypeFloat(null));
}
public override void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args)
{
for (int i = 0; i < args.Length; i++)
{
args[i].PushVal(scg, errorAt, argDecl.types[i]);
}
scg.ilGen.Emit(errorAt, OpCodes.Call, methInfo);
result.Pop(scg, errorAt, retType);
}
public override void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args)
{
ScriptMyLabel itsPosLabel = scg.ilGen.DefineLabel("llAbstemp");
args[0].PushVal(scg, errorAt);
scg.ilGen.Emit(errorAt, OpCodes.Dup);
scg.ilGen.Emit(errorAt, OpCodes.Ldc_I4_0);
scg.ilGen.Emit(errorAt, OpCodes.Bge_S, itsPosLabel);
scg.ilGen.Emit(errorAt, OpCodes.Neg);
scg.ilGen.MarkLabel(itsPosLabel);
result.Pop(scg, errorAt, retType);
}
/**
* @brief Generate call to backend API function (eg llSay()) maybe followed by a call to CheckRun().
* @param scg = script being compiled
* @param result = where to place result (might be void)
* @param args = script-visible arguments to pass to API function
*/
public override void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args)
{
if (isTaggedCallsCheckRun)
{ // see if 'xmr' method that calls CheckRun() internally
new ScriptCodeGen.CallLabel(scg, errorAt); // if so, put a call label immediately before it
// .. so restoring the frame will jump immediately to the
// .. call without re-executing any code before this
}
if (!methInfo.IsStatic)
{
scg.PushXMRInst(); // XMRInstanceSuperType pointer
if (apiContextField != null) // 'this' pointer for API function
{
scg.ilGen.Emit(errorAt, OpCodes.Ldfld, apiContextField);
}
}
for (int i = 0; i < args.Length; i++) // push arguments, boxing/unboxing as needed
{
args[i].PushVal(scg, errorAt, argDecl.types[i]);
}
// this should not be needed
// if (methInfo.Name == "llParcelMediaQuery") {
// scg.ilGen.Emit (errorAt, OpCodes.Call, fixLLParcelMediaQuery);
// }
// this should not be needed
// if (methInfo.Name == "llParcelMediaCommandList") {
// scg.ilGen.Emit (errorAt, OpCodes.Call, fixLLParcelMediaCommandList);
// }
if (methInfo.IsVirtual) // call API function
{
scg.ilGen.Emit(errorAt, OpCodes.Callvirt, methInfo);
}
else
{
scg.ilGen.Emit(errorAt, OpCodes.Call, methInfo);
}
result.Pop(scg, errorAt, retType); // pop result, boxing/unboxing as needed
if (isTaggedCallsCheckRun)
{
scg.openCallLabel = null;
}
if (doCheckRun)
{
scg.EmitCallCheckRun(errorAt, false); // maybe call CheckRun()
}
}
// appears as llGetUsedMemory() in script source code
// but actually calls xmrHeapUsed()
public override void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args)
{
scg.PushXMRInst();
scg.ilGen.Emit(errorAt, OpCodes.Call, getUsedMemMethInfo);
result.Pop(scg, errorAt, new TokenTypeInt(null));
}
public abstract void CodeGen(ScriptCodeGen scg, Token errorAt, CompValuTemp result, CompValu[] args);