本文整理汇总了C#中CodeGenContext.brfalse方法的典型用法代码示例。如果您正苦于以下问题:C# CodeGenContext.brfalse方法的具体用法?C# CodeGenContext.brfalse怎么用?C# CodeGenContext.brfalse使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CodeGenContext
的用法示例。
在下文中一共展示了CodeGenContext.brfalse方法的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GenCode0
internal override void GenCode0(CodeGenContext context)
{
PERWAPI.CILLabel elseLabel = context.NewLabel();
PERWAPI.CILLabel endLabel = context.NewLabel();
// if (Eval.Test(cond))
cond.GenCode(context);
context.call(Runtime.Eval.Test);
context.brfalse(elseLabel);
body.GenCode(context);
context.br(endLabel);
context.CodeLabel(elseLabel);
_else.GenCode(context);
context.CodeLabel(endLabel);
}
示例2: Defined
internal override void Defined(CodeGenContext context)
{
CILLabel endLabel = context.NewLabel();
context.ldloc(0);
context.call(Runtime.Frame.get_Tilde);
context.dup();
context.brfalse(endLabel);
context.ldc_i4(nth);
context.callvirt(Runtime.Match.defined_nth);
context.CodeLabel(endLabel);
}
示例3: GenCode0
internal override void GenCode0(CodeGenContext context)
{
context.ldloc(0);
context.call(Runtime.Frame.get_Tilde);
PERWAPI.CILLabel label1 = context.NewLabel();
context.brfalse(label1);
context.ldloc(0);
context.call(Runtime.Frame.get_Tilde);
context.ldloc(0);
switch (ch)
{
case '&':
context.callvirt(Runtime.Match.last_match);
break;
case '`':
context.callvirt(Runtime.Match.match_pre);
break;
case '\'':
context.callvirt(Runtime.Match.match_post);
break;
case '+':
context.callvirt(Runtime.Match.match_last);
break;
default:
throw new NotImplementedException("BACK_REF $" + ch);
}
PERWAPI.CILLabel label2 = context.NewLabel();
context.br(label2);
context.CodeLabel(label1);
context.ldnull();
context.CodeLabel(label2);
}
示例4: GenCode
internal void GenCode(CodeGenContext context, PERWAPI.CILLabel endLabel, int RescueTemp, int exception)
{
for (RESCUE_CLAUSE clause = this; clause != null; clause = clause.next)
{
PERWAPI.CILLabel nextClause = context.NewLabel();
PERWAPI.CILLabel thisClause = context.NewLabel();
context.ldc_i4(0);
LOCAL exceptionCaught = context.StoreInLocal("caught", PERWAPI.PrimitiveType.Boolean, this.location);
for (Node type = clause.types; type != null; type = type.nd_next)
{
PERWAPI.CILLabel label1 = context.NewLabel();
// Precompute each separately to avoid computing a list of types
type.GenCode0(context);
LOCAL tt = context.StoreInLocal("type", PERWAPI.PrimitiveType.Object, type.location);
new METHOD_CALL(tt, ID.intern(Tokens.tEQQ), new AST.LOCAL(exception, type.location), type.location).GenCode(context);
context.ReleaseLocal(tt.local, true);
context.call(Runtime.Eval.Test);
context.brfalse(label1);
context.PushTrue();
context.stloc(exceptionCaught.local);
context.CodeLabel(label1);
}
context.ldloc(exceptionCaught.local);
context.brtrue(thisClause);
context.ReleaseLocal(exceptionCaught.local, true);
context.br(nextClause);
context.CodeLabel(thisClause);
if (clause.var != null)
{
clause.var.Assign(context, new AST.LOCAL(exception, clause.var.location));
context.pop();
}
if (clause.body != null)
clause.body.GenCode(context);
else
context.ldnull();
if (context.Reachable())
context.stloc(RescueTemp);
// reset $!
//Eval.ruby_errinfo.value = null;
context.ldsfld(Runtime.Eval.ruby_errinfo);
context.ldnull();
context.stfld(Runtime.global_variable.value);
context.Goto(endLabel);
context.CodeLabel(nextClause);
}
}
示例5: GenRescue
internal void GenRescue(CodeGenContext context, PERWAPI.CILLabel endLabel, int RescueTemp, RESCUE_CLAUSE clauses)
{
// catch (System.Exception e) {
int e = context.StoreInTemp("e", Runtime.SystemExceptionRef, location);
//if (e is Ruby.ControlException)
PERWAPI.CILLabel else1 = context.NewLabel();
context.ldloc(e);
context.isinst(Runtime.ControlExceptionRef);
context.brfalse(else1);
// throw e;
context.rethrow();
context.CodeLabel(else1);
// Ruby.Exception exception;
int exception = context.CreateLocal("exception", Runtime.ExceptionRef);
//if (!(e is Ruby.RubyException))
PERWAPI.CILLabel else2 = context.NewLabel();
PERWAPI.CILLabel end = context.NewLabel();
context.ldloc(e);
context.isinst(Runtime.RubyExceptionRef);
context.brtrue(else2);
// exception = new Ruby.CLRException(frame, e);
context.ldloc(0);
context.ldloc(e);
context.newobj(Runtime.CLRException.ctor);
context.stloc(exception);
context.br(end);
//else
context.CodeLabel(else2);
// exception = (Ruby.RubyException)e.parent;
context.ldloc(e);
context.cast(Runtime.RubyExceptionRef);
context.ldfld(Runtime.RubyException.parent);
context.stloc(exception);
context.CodeLabel(end);
//Eval.ruby_errinfo.value = exception;
context.ldsfld(Runtime.Eval.ruby_errinfo);
context.ldloc(exception);
context.stfld(Runtime.global_variable.value);
if (clauses != null)
clauses.GenCode(context, endLabel, RescueTemp, exception);
context.rethrow();
context.ReleaseLocal(e, true);
context.ReleaseLocal(exception, true);
}
示例6: Defined
internal override void Defined(CodeGenContext context)
{
PERWAPI.CILLabel undefined_label = context.NewLabel();
PERWAPI.CILLabel end_label = context.NewLabel();
for (Node arg = parameters; arg != null; arg = arg.nd_next)
{
arg.Defined(context);
context.brfalse(undefined_label);
}
if (array != null)
{
array.Defined(context);
context.brfalse(undefined_label);
}
if (hashlist != null)
{
hashlist.Defined(context);
context.brfalse(undefined_label);
}
if (block != null)
{
block.Defined(context);
context.brfalse(undefined_label);
}
context.PushTrue();
context.box(PrimitiveType.Boolean);
if (!IsEmpty)
{
context.br(end_label);
context.CodeLabel(undefined_label);
context.PushFalse();
context.box(PrimitiveType.Boolean);
context.CodeLabel(end_label);
}
}
示例7: GenCode
internal void GenCode(CodeGenContext context, PERWAPI.CILLabel endLabel)
{
PERWAPI.CILLabel elseLabel = context.NewLabel();
context.newLine(comparison.location);
// if (comparision.ToRubyArray().includes(true, caller))
bool created;
ISimple list = comparison.GenArgList(context, out created);
list.GenSimple(context);
context.ReleaseLocal(list, created);
context.callvirt(Runtime.ArgList.ToRubyArray);
new TRUE(comparison.location).GenCode(context);
context.ldloc(0);
context.callvirt(Runtime.Array.includes);
context.brfalse(elseLabel);
if (body != null)
{
context.newStartPoint(body.location);
body.GenCode(context);
}
else
context.ldnull();
context.br(endLabel);
context.CodeLabel(elseLabel);
}