mirror/go-pulse
1
0
Fork 0
mirror of https://gitlab.com/pulsechaincom/go-pulse.git synced 2024-12-22 19:40:36 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

consensus/ethash: use 64bit indexes for the DAG generation (#21793)

Browse Source 
* Bit boundary fix for the DAG generation routine

* Fix unnecessary conversion warnings

Co-authored-by: Sergey Pavlov <spavlov@gmail.com>
This commit is contained in:
Slava Karpenko 2020-11-11 21:13:12 +01:00 committed by fudongbai
parent 3f3f8d02cf
commit 2a79ac1622
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
consensus/ethash/algorithm.go
View File

@ -304,16 +304,16 @@ func generateDataset(dest []uint32, epoch uint64, cache []uint32) {
keccak512 := makeHasher(sha3.NewLegacyKeccak512())
// Calculate the data segment this thread should generate
batch := uint32((size + hashBytes*uint64(threads) - 1) / (hashBytes * uint64(threads)))
first := uint32(id) * batch
batch := (size + hashBytes*uint64(threads) - 1) / (hashBytes * uint64(threads))
first := uint64(id) * batch
limit := first + batch
if limit > uint32(size/hashBytes) {
limit = uint32(size / hashBytes)
if limit > size/hashBytes {
limit = size / hashBytes
}
// Calculate the dataset segment
percent := uint32(size / hashBytes / 100)
for index := first; index < limit; index++ {
item := generateDatasetItem(cache, index, keccak512)
item := generateDatasetItem(cache, uint32(index), keccak512)
if swapped {
swap(item)
}