public override void Compile(Execution.VM.ByteCode bc) { m_Exp1.CompilePossibleLiteral(bc); if (m_Operator == Operator.Or) { int i = bc.Emit_Jump(OpCode.JtOrPop, -1); m_Exp2.CompilePossibleLiteral(bc); bc.SetNumVal(i, bc.GetJumpPointForNextInstruction()); return; } if (m_Operator == Operator.And) { int i = bc.Emit_Jump(OpCode.JfOrPop, -1); m_Exp2.CompilePossibleLiteral(bc); bc.SetNumVal(i, bc.GetJumpPointForNextInstruction()); return; } if (m_Exp2 != null) { m_Exp2.CompilePossibleLiteral(bc); } bc.Emit_Operator(OperatorToOpCode(m_Operator)); if (ShouldInvertBoolean(m_Operator)) { bc.Emit_Operator(OpCode.Not); } }
public override void Compile(Execution.VM.ByteCode bc) { List <int> endJumps = new List <int>(); int lastIfJmp = -1; foreach (var ifblock in m_Ifs) { using (bc.EnterSource(ifblock.Source)) { if (lastIfJmp != -1) { bc.SetNumVal(lastIfJmp, bc.GetJumpPointForNextInstruction()); } ifblock.Exp.CompilePossibleLiteral(bc); lastIfJmp = bc.Emit_Jump(OpCode.Jf, -1); bc.Emit_Enter(ifblock.StackFrame); ifblock.Block.Compile(bc); } using (bc.EnterSource(m_End)) bc.Emit_Leave(ifblock.StackFrame); endJumps.Add(bc.Emit_Jump(OpCode.Jump, -1)); } bc.SetNumVal(lastIfJmp, bc.GetJumpPointForNextInstruction()); if (m_Else != null) { using (bc.EnterSource(m_Else.Source)) { bc.Emit_Enter(m_Else.StackFrame); m_Else.Block.Compile(bc); } using (bc.EnterSource(m_End)) bc.Emit_Leave(m_Else.StackFrame); } foreach (var endjmp in endJumps) { bc.SetNumVal(endjmp, bc.GetJumpPointForNextInstruction()); } }