53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
//go:build amd64 || arm64 || arm64be || loong64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || sparc64
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package randomx
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const DatasetSize = RANDOMX_DATASET_BASE_SIZE + RANDOMX_DATASET_EXTRA_SIZE
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const DatasetItemCount = DatasetSize / CacheLineSize
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type DatasetFull struct {
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cache *Cache
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memory [DatasetItemCount]RegisterLine
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}
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func NewFullDataset(cache *Cache) *DatasetFull {
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return &DatasetFull{
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cache: cache,
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}
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}
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func (d *DatasetFull) PrefetchDataset(address uint64) {
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}
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func (d *DatasetFull) ReadDataset(address uint64, r *RegisterLine) {
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cache := &d.memory[address/CacheLineSize]
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for i := range r {
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r[i] ^= cache[i]
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}
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}
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func (d *DatasetFull) Cache() *Cache {
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return d.cache
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}
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func (d *DatasetFull) Flags() uint64 {
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return d.cache.Flags
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}
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func (d *DatasetFull) Memory() []RegisterLine {
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return d.memory[:]
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}
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func (d *DatasetFull) InitDataset(startItem, itemCount uint64) {
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if startItem >= DatasetItemCount || itemCount > DatasetItemCount {
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panic("out of range")
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}
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if startItem+itemCount > DatasetItemCount {
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panic("out of range")
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}
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d.cache.InitDataset(d.memory[startItem:startItem+itemCount], startItem, startItem+itemCount)
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}
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