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Bug 1190002 - Don't compile baseline stubs for sets to unboxed arrays when there is no JIT FPU support, r=jandem.

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Brian Hackett 2015-08-09 18:52:08 -06:00
parent e333e372e1
commit 8b154eaab1
1 changed files with 4 additions and 0 deletions
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4
js/src/jit/BaselineIC.cpp
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@ -4765,6 +4765,10 @@ CanOptimizeDenseOrUnboxedArraySetElem(JSObject* obj, uint32_t index,
if (initLength < oldInitLength || capacity < oldCapacity)
return false;
// Unboxed arrays need to be able to emit floating point code.
if (obj->is<UnboxedArrayObject>() && !obj->runtimeFromMainThread()->jitSupportsFloatingPoint)
return false;
Shape* shape = obj->maybeShape();
// Cannot optimize if the shape changed.