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Issue #1240 - Part 5c -Implement ToInt32OrBigInt operation. https://bugzilla.mozilla.org/show_bug.cgi?id=1490387

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Brian Smith 2023-07-19 03:00:43 -05:00 • committed by roytam1
commit d44e3c9941
2 changed files with 33 additions and 0 deletions
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21
js/src/jsnum.cpp
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@ -1614,6 +1614,27 @@ js::ToInt32Slow(JSContext* cx, const HandleValue v, int32_t* out)
return true; return true;
} }
bool
js::ToInt32OrBigIntSlow(JSContext* cx, MutableHandleValue vp)
{
MOZ_ASSERT(!vp.isInt32());
if (vp.isDouble()) {
vp.setInt32(ToInt32(vp.toDouble()));
return true;
}
if (!ToNumeric(cx, vp)) {
return false;
}
if (vp.isBigInt()) {
return true;
}
vp.setInt32(ToInt32(vp.toNumber()));
return true;
}
JS_PUBLIC_API(bool) JS_PUBLIC_API(bool)
js::ToUint32Slow(JSContext* cx, const HandleValue v, uint32_t* out) js::ToUint32Slow(JSContext* cx, const HandleValue v, uint32_t* out)
{ {

12
js/src/jsnum.h
View file

@ -376,6 +376,18 @@ ToNumeric(ExclusiveContext* cx, JS::MutableHandleValue vp)
return ToNumericSlow(cx, vp); return ToNumericSlow(cx, vp);
} }
bool
ToInt32OrBigIntSlow(JSContext* cx, JS::MutableHandleValue vp);
MOZ_ALWAYS_INLINE MOZ_MUST_USE bool
ToInt32OrBigInt(JSContext* cx, JS::MutableHandleValue vp)
{
if (vp.isInt32()) {
return true;
}
return ToInt32OrBigIntSlow(cx, vp);
}
void FIX_FPU(); void FIX_FPU();
} /* namespace js */ } /* namespace js */