public static void _EmitWhileDo(WhileDoStatement wd, List<ILInstuction> il)
{
var begin = new ILDummy();
begin.Line = GetLabel();
il.Add(begin);
var condtitionVariable = _EmitExpression(wd.Condition, il);
CurrentFunction.AddLocal(condtitionVariable, wd.Condition.ResultType);
var conditionIl = new ILBranch();
conditionIl.Condition = _constructVariableAccess(condtitionVariable);
il.Add(conditionIl);
var bodyBegin = new ILDummy();
bodyBegin.Line = GetLabel();
var bodyEnd = new ILDummy();
bodyEnd.Line = GetLabel();
il.Add(bodyBegin);
_EmitStatementList(wd.Statements, il);
var gotoBeginIl = new ILGoto(begin.Line);
il.Add(gotoBeginIl);
il.Add(bodyEnd);
conditionIl.FailJump = bodyEnd.Line;
conditionIl.SuccessJump = bodyBegin.Line;;
}
public static void EmitWhileDo(WhileDoStatement wd, List<ILInstuction> il)
{
ILBranch branch = new ILBranch();
branch.Line = GetLabel();
branch.Condition = ConstructILExpression(wd.Condition);
ILDummy succ = new ILDummy();
succ.Line = GetLabel();
ILDummy fail = new ILDummy();
fail.Line = GetLabel();
ILGoto gotoBegin = new ILGoto(branch.Line);
branch.SuccessJump = succ.Line;
branch.FailJump = fail.Line;
il.Add(branch);
il.Add(succ);
EmitStatementList(wd.Statements, il);
il.Add(gotoBegin);
il.Add(fail);
}
