static void ff_emit_relational(EmitContext ec, AST ast, Label lbl)
{
ILGenerator ig = ec.ig;
Relational r = ast as Relational;
r.Emit(ec);
OpCode opcode;
switch (r.op)
{
case JSToken.LessThan:
opcode = OpCodes.Blt;
break;
case JSToken.GreaterThan:
opcode = OpCodes.Bgt;
break;
case JSToken.LessThanEqual:
opcode = OpCodes.Ble;
break;
case JSToken.GreaterThanEqual:
opcode = OpCodes.Bge;
break;
default:
throw new Exception("unexpected token");
}
ig.Emit(OpCodes.Ldc_I4_0);
ig.Emit(OpCodes.Conv_R8);
ig.Emit(opcode, lbl);
}
static void ft_emit_relational(EmitContext ec, Relational re, Label lbl)
{
ILGenerator ig = ec.ig;
re.Emit(ec);
JSToken op = re.op;
OpCode opcode;
switch (op)
{
case JSToken.LessThan:
opcode = OpCodes.Bge_Un;
break;
case JSToken.GreaterThan:
opcode = OpCodes.Ble_Un;
break;
case JSToken.LessThanEqual:
opcode = OpCodes.Bgt_Un;
break;
case JSToken.GreaterThanEqual:
opcode = OpCodes.Blt_Un;
break;
default:
Console.WriteLine(re.Location.LineNumber);
throw new NotImplementedException();
}
ig.Emit(OpCodes.Ldc_I4_0);
ig.Emit(OpCodes.Conv_R8);
ig.Emit(opcode, lbl);
}
static void ft_emit_relational(EmitContext ec, Relational re, Label lbl)
{
ILGenerator ig = ec.ig;
re.Emit (ec);
JSToken op = re.op;
OpCode opcode;
switch (op) {
case JSToken.LessThan:
opcode = OpCodes.Bge_Un;
break;
case JSToken.GreaterThan:
opcode = OpCodes.Ble_Un;
break;
case JSToken.LessThanEqual:
opcode = OpCodes.Bgt_Un;
break;
case JSToken.GreaterThanEqual:
opcode = OpCodes.Blt_Un;
break;
default:
Console.WriteLine (re.Location.LineNumber);
throw new NotImplementedException ();
}
ig.Emit (OpCodes.Ldc_I4_0);
ig.Emit (OpCodes.Conv_R8);
ig.Emit (opcode, lbl);
}