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Upgrade github.com/klauspost/compress from v1.11.13 to v1.15.9

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The package has multiple improvements and bug fixes.

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>
This commit is contained in:
Kazuyoshi Kato
2022-08-25 22:15:41 +00:00
parent 765351ac4d
commit d063597e80
82 changed files with 10616 additions and 3974 deletions
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41
vendor/github.com/klauspost/compress/zstd/enc_base.go generated vendored
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@@ -38,8 +38,8 @@ func (e *fastBase) AppendCRC(dst []byte) []byte {
// WindowSize returns the window size of the encoder,
// or a window size small enough to contain the input size, if > 0.
func (e *fastBase) WindowSize(size int) int32 {
if size > 0 && size < int(e.maxMatchOff) {
func (e *fastBase) WindowSize(size int64) int32 {
if size > 0 && size < int64(e.maxMatchOff) {
b := int32(1) << uint(bits.Len(uint(size)))
// Keep minimum window.
if b < 1024 {
@@ -108,11 +108,6 @@ func (e *fastBase) UseBlock(enc *blockEnc) {
e.blk = enc
}
func (e *fastBase) matchlenNoHist(s, t int32, src []byte) int32 {
// Extend the match to be as long as possible.
return int32(matchLen(src[s:], src[t:]))
}
func (e *fastBase) matchlen(s, t int32, src []byte) int32 {
if debugAsserts {
if s < 0 {
@@ -131,9 +126,24 @@ func (e *fastBase) matchlen(s, t int32, src []byte) int32 {
panic(fmt.Sprintf("len(src)-s (%d) > maxCompressedBlockSize (%d)", len(src)-int(s), maxCompressedBlockSize))
}
}
a := src[s:]
b := src[t:]
b = b[:len(a)]
end := int32((len(a) >> 3) << 3)
for i := int32(0); i < end; i += 8 {
if diff := load6432(a, i) ^ load6432(b, i); diff != 0 {
return i + int32(bits.TrailingZeros64(diff)>>3)
}
}
// Extend the match to be as long as possible.
return int32(matchLen(src[s:], src[t:]))
a = a[end:]
b = b[end:]
for i := range a {
if a[i] != b[i] {
return int32(i) + end
}
}
return int32(len(a)) + end
}
// Reset the encoding table.
@@ -150,14 +160,15 @@ func (e *fastBase) resetBase(d *dict, singleBlock bool) {
} else {
e.crc.Reset()
}
if (!singleBlock || d.DictContentSize() > 0) && cap(e.hist) < int(e.maxMatchOff*2)+d.DictContentSize() {
l := e.maxMatchOff*2 + int32(d.DictContentSize())
// Make it at least 1MB.
if l < 1<<20 {
l = 1 << 20
if d != nil {
low := e.lowMem
if singleBlock {
e.lowMem = true
}
e.hist = make([]byte, 0, l)
e.ensureHist(d.DictContentSize() + maxCompressedBlockSize)
e.lowMem = low
}
// We offset current position so everything will be out of reach.
// If above reset line, history will be purged.
if e.cur < bufferReset {