static bool
MaybeSimdUnbox(TempAllocator &alloc, MInstruction *ins, MIRType type, unsigned op)
{
MOZ_ASSERT(IsSimdType(type));
MDefinition *in = ins->getOperand(op);
if (in->type() == type)
return true;
MSimdUnbox *replace = MSimdUnbox::New(alloc, in, type);
ins->block()->insertBefore(ins, replace);
ins->replaceOperand(op, replace);
return replace->typePolicy()->adjustInputs(alloc, replace);
}
bool
SimdSameAsReturnedTypePolicy<Op>::staticAdjustInputs(TempAllocator &alloc, MInstruction *ins)
{
MIRType type = ins->type();
MOZ_ASSERT(IsSimdType(type));
MDefinition *in = ins->getOperand(Op);
if (in->type() == type)
return true;
MSimdUnbox *replace = MSimdUnbox::New(alloc, in, type);
ins->block()->insertBefore(ins, replace);
ins->replaceOperand(Op, replace);
return replace->typePolicy()->adjustInputs(alloc, replace);
}