import change from rmottola/Arctic-Fox:

- Bug 1128076 - Clean up naming around unboxed scalar MIR accesses (08ee23875)
- more pointer style (f20c11717)
- Bug 1139152 - IonMonkey: Add dynamic output type checks for LIRs that use redefine (286e5a552)
- Bug 1135039: Throw on non-int32 or out-of-bounds lanes arguments to swizzle/shuffle (4a5e7078e)
- Bug 1135039: Implement LVariadicInstruction (112d6f02c)
- Bug 1135039: Generalize swizzle MIR node to SimdGeneralShuffle (076f75d26)
- Bug 1135039: Generalize SimdGeneralShuffle codegen (e3deae006)
- more style (23944c5fd)
- Bug 1135039: Factor out LInstructionHelper/LVariadicInstruction code (e02b132ad)
- update pointer style... (db3f11786)
- Bug 1135042: Optimize SIMD.loadX/loadXY/loadXYZ in Ion (013bc896e)

js/src/jit/RangeAnalysis.cpp

@@ -1670,7 +1670,7 @@ GetTypedArrayRange(TempAllocator &alloc, Scalar::Type type)
 }
 
 void
-MLoadTypedArrayElement::computeRange(TempAllocator &alloc)
+MLoadUnboxedScalar::computeRange(TempAllocator &alloc)
 {
     // We have an Int32 type and if this is a UInt32 load it may produce a value
     // outside of our range, but we have a bailout to handle those cases.
@@ -2634,7 +2634,7 @@ MToDouble::operandTruncateKind(size_t index) const
 }
 
 MDefinition::TruncateKind
-MStoreTypedArrayElement::operandTruncateKind(size_t index) const
+MStoreUnboxedScalar::operandTruncateKind(size_t index) const
 {
     // An integer store truncates the stored value.
     return index == 2 && isIntegerWrite() ? Truncate : NoTruncate;