| 摘要 |
The described embodiments determine if two addressed memory regions overlap. First, a first address for a first memory region and a second address for a second memory region are received. Then a composite address is generated from the first and second addresses. Next, an upper subset and a lower subset of the bits in the addresses are determined. Then, using the upper and lower subsets of the addresses, a determination is made whether the addresses meet a condition from a set of conditions. If so, a determination is made whether the lower subset of the bits in the addresses meet a criteria from a set of criteria. Based on the determination whether the lower subset of the bits in the addresses meet a criteria, a determination is made whether the memory regions overlap or do not overlap.
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