memory.wat

(module
 (memory (import"js""mem") 1)
 (func (export"accumulate") (param$ptri32) (param$leni32) (resulti32)
 (local$endi32)
 (local$sumi32)
 (local.set$end
 (i32.add
 (local.get$ptr)
 (i32.mul
 (local.get$len)
 (i32.const4))))
 (block$break
 (loop$top
 (br_if$break
 (i32.eq
 (local.get$ptr)
 (local.get$end)))
 (local.set$sum
 (i32.add
 (local.get$sum)
 (i32.load
 (local.get$ptr))))
 (local.set$ptr
 (i32.add
 (local.get$ptr)
 (i32.const4)))
 (br$top)
 )
 )
 (local.get$sum)
 )
)