public static void AddRule <T>(CallSite <T> site, CallSiteRule <T> rule) where T : class
{
lock (site) {
if (site.Rules == null)
{
site.Rules = rule.RuleSet;
}
else
{
site.Rules = site.Rules.AddRule(rule);
}
}
}
public static CallSiteRule <T> CreateNewRule <T>(CallSite <T> site, CallSiteRule <T> oldRule, CallSiteRule <T> originalRule, object[] args) where T : class
{
if (oldRule != null)
{
//
// The rule didn't work and since we optimistically added it into the
// level 2 cache. Remove it now since the rule is no good.
//
site.RuleCache.RemoveRule(args, oldRule);
}
Expression binding = site.Binder.Bind(args, CallSiteRule <T> .Parameters, CallSiteRule <T> .ReturnLabel);
//
// Check the produced rule
//
if (binding == null)
{
throw Error.NoOrInvalidRuleProduced();
}
var rule = new CallSiteRule <T>(binding);
if (originalRule != null)
{
// compare our new rule and our original monomorphic rule. If they only differ from constants
// then we'll want to re-use the code gen if possible.
rule = AutoRuleTemplate.CopyOrCreateTemplatedRule(originalRule, rule);
}
//
// Add the rule to the level 2 cache. This is an optimistic add so that cache miss
// on another site can find this existing rule rather than building a new one. We
// add the originally added rule, not the templated one, to the global cache. That
// allows sites to template on their own.
//
site.RuleCache.AddRule(args, rule);
return(rule);
}
public static void MoveRule <T>(CallSite <T> site, CallSiteRule <T> rule, object [] args) where T : class
{
site.RuleCache.MoveRule(rule, args);
}
public static T SetTarget <T>(CallSite <T> site, CallSiteRule <T> rule) where T : class
{
return(site.Target = rule.RuleSet.GetTarget());
}