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Bug 1320388: Move JSFunction::HAS_REST to JSScript and LazyScript

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Issue #78
[Depends on] Bug 883377: Implement ES6 function "name" property
semantics
This commit is contained in:
janekptacijarabaci 2018-03-19 14:48:24 +01:00 • committed by Roy Tam
commit e7ee7caf1e
16 changed files with 52 additions and 37 deletions
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11
js/src/jsscript.cpp
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@ -316,6 +316,7 @@ js::XDRScript(XDRState<mode>* xdr, HandleScope scriptEnclosingScope, HandleScrip
IsLegacyGenerator,
IsStarGenerator,
IsAsync,
HasRest,
OwnSource,
ExplicitUseStrict,
SelfHosted,
@ -431,6 +432,8 @@ js::XDRScript(XDRState<mode>* xdr, HandleScope scriptEnclosingScope, HandleScrip
scriptBits |= (1 << IsStarGenerator);
if (script->asyncKind() == AsyncFunction)
scriptBits |= (1 << IsAsync);
if (script->hasRest())
scriptBits |= (1 << HasRest);
if (script->hasSingletons())
scriptBits |= (1 << HasSingleton);
if (script->treatAsRunOnce())
@ -582,6 +585,8 @@ js::XDRScript(XDRState<mode>* xdr, HandleScope scriptEnclosingScope, HandleScrip
if (scriptBits & (1 << IsAsync))
script->setAsyncKind(AsyncFunction);
if (scriptBits & (1 << HasRest))
script->setHasRest();
}
JS_STATIC_ASSERT(sizeof(jsbytecode) == 1);
@ -2637,6 +2642,8 @@ JSScript::initFromFunctionBox(ExclusiveContext* cx, HandleScript script,
script->isGeneratorExp_ = funbox->isGenexpLambda;
script->setGeneratorKind(funbox->generatorKind());
script->setAsyncKind(funbox->asyncKind());
if (funbox->hasRest())
script->setHasRest();
PositionalFormalParameterIter fi(script);
while (fi && !fi.closedOver())
@ -3295,6 +3302,7 @@ js::detail::CopyScript(JSContext* cx, HandleScript src, HandleScript dst,
dst->needsHomeObject_ = src->needsHomeObject();
dst->isDefaultClassConstructor_ = src->isDefaultClassConstructor();
dst->isAsync_ = src->asyncKind() == AsyncFunction;
dst->hasRest_ = src->hasRest_;
if (nconsts != 0) {
GCPtrValue* vector = Rebase<GCPtrValue>(dst, src, src->consts()->vector);
@ -4028,6 +4036,7 @@ LazyScript::Create(ExclusiveContext* cx, HandleFunction fun,
p.shouldDeclareArguments = false;
p.hasThisBinding = false;
p.isAsync = false;
p.hasRest = false;
p.numClosedOverBindings = closedOverBindings.length();
p.numInnerFunctions = innerFunctions.length();
p.generatorKindBits = GeneratorKindAsBits(NotGenerator);
@ -4169,7 +4178,7 @@ JSScript::hasLoops()
bool
JSScript::mayReadFrameArgsDirectly()
{
return argumentsHasVarBinding() || (function() && function()->hasRest());
return argumentsHasVarBinding() || hasRest();
}
static inline void