forked from cerc-io/plugeth
consensus/ethash: use 64bit indexes for the DAG generation (#21793)
* Bit boundary fix for the DAG generation routine * Fix unnecessary conversion warnings Co-authored-by: Sergey Pavlov <spavlov@gmail.com>
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@ -304,16 +304,16 @@ func generateDataset(dest []uint32, epoch uint64, cache []uint32) {
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keccak512 := makeHasher(sha3.NewLegacyKeccak512())
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// Calculate the data segment this thread should generate
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batch := uint32((size + hashBytes*uint64(threads) - 1) / (hashBytes * uint64(threads)))
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first := uint32(id) * batch
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batch := (size + hashBytes*uint64(threads) - 1) / (hashBytes * uint64(threads))
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first := uint64(id) * batch
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limit := first + batch
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if limit > uint32(size/hashBytes) {
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limit = uint32(size / hashBytes)
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if limit > size/hashBytes {
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limit = size / hashBytes
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}
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// Calculate the dataset segment
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percent := size / hashBytes / 100
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for index := first; index < limit; index++ {
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item := generateDatasetItem(cache, index, keccak512)
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item := generateDatasetItem(cache, uint32(index), keccak512)
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if swapped {
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swap(item)
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}
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