diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd')
| -rw-r--r-- | vendor/github.com/klauspost/compress/zstd/enc_best.go | 10 | ||||
| -rw-r--r-- | vendor/github.com/klauspost/compress/zstd/enc_fast.go | 2 |
2 files changed, 7 insertions, 5 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/enc_best.go b/vendor/github.com/klauspost/compress/zstd/enc_best.go index c4baa42c6..bb71d1eea 100644 --- a/vendor/github.com/klauspost/compress/zstd/enc_best.go +++ b/vendor/github.com/klauspost/compress/zstd/enc_best.go @@ -112,7 +112,7 @@ func (e *bestFastEncoder) Encode(blk *blockEnc, src []byte) { // Override src src = e.hist sLimit := int32(len(src)) - inputMargin - const kSearchStrength = 12 + const kSearchStrength = 10 // nextEmit is where in src the next emitLiteral should start from. nextEmit := s @@ -186,9 +186,11 @@ encodeLoop: best = bestOf(best, matchAt(s-offset1+1, s+1, uint32(cv>>8), 1)) best = bestOf(best, matchAt(s-offset2+1, s+1, uint32(cv>>8), 2)) best = bestOf(best, matchAt(s-offset3+1, s+1, uint32(cv>>8), 3)) - best = bestOf(best, matchAt(s-offset1+3, s+3, uint32(cv>>24), 1)) - best = bestOf(best, matchAt(s-offset2+3, s+3, uint32(cv>>24), 2)) - best = bestOf(best, matchAt(s-offset3+3, s+3, uint32(cv>>24), 3)) + if best.length > 0 { + best = bestOf(best, matchAt(s-offset1+3, s+3, uint32(cv>>24), 1)) + best = bestOf(best, matchAt(s-offset2+3, s+3, uint32(cv>>24), 2)) + best = bestOf(best, matchAt(s-offset3+3, s+3, uint32(cv>>24), 3)) + } } // Load next and check... e.longTable[nextHashL] = prevEntry{offset: s + e.cur, prev: candidateL.offset} diff --git a/vendor/github.com/klauspost/compress/zstd/enc_fast.go b/vendor/github.com/klauspost/compress/zstd/enc_fast.go index 0b301df43..0045016d9 100644 --- a/vendor/github.com/klauspost/compress/zstd/enc_fast.go +++ b/vendor/github.com/klauspost/compress/zstd/enc_fast.go @@ -78,7 +78,7 @@ func (e *fastEncoder) Encode(blk *blockEnc, src []byte) { // TEMPLATE const hashLog = tableBits // seems global, but would be nice to tweak. - const kSearchStrength = 8 + const kSearchStrength = 7 // nextEmit is where in src the next emitLiteral should start from. nextEmit := s |