mirror of
https://github.com/openfaas/faasd.git
synced 2025-06-24 07:43:24 +00:00
Migrate to containerd v1.7.0 and update dependencies
* Updates containerd to v1.7.0 and new binary for 32-bit Arm OSes. * Updates Go dependencies - openfaas and external Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>
This commit is contained in:
committed by
Alex Ellis
parent
9efd019e86
commit
c41c2cd9fc
8
vendor/github.com/klauspost/compress/huff0/bitreader.go
generated
vendored
8
vendor/github.com/klauspost/compress/huff0/bitreader.go
generated
vendored
@ -67,7 +67,6 @@ func (b *bitReaderBytes) fillFast() {
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// 2 bounds checks.
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v := b.in[b.off-4 : b.off]
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v = v[:4]
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low := (uint32(v[0])) | (uint32(v[1]) << 8) | (uint32(v[2]) << 16) | (uint32(v[3]) << 24)
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b.value |= uint64(low) << (b.bitsRead - 32)
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b.bitsRead -= 32
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@ -88,8 +87,7 @@ func (b *bitReaderBytes) fill() {
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return
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}
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if b.off > 4 {
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v := b.in[b.off-4:]
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v = v[:4]
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v := b.in[b.off-4 : b.off]
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low := (uint32(v[0])) | (uint32(v[1]) << 8) | (uint32(v[2]) << 16) | (uint32(v[3]) << 24)
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b.value |= uint64(low) << (b.bitsRead - 32)
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b.bitsRead -= 32
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@ -179,7 +177,6 @@ func (b *bitReaderShifted) fillFast() {
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// 2 bounds checks.
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v := b.in[b.off-4 : b.off]
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v = v[:4]
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low := (uint32(v[0])) | (uint32(v[1]) << 8) | (uint32(v[2]) << 16) | (uint32(v[3]) << 24)
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b.value |= uint64(low) << ((b.bitsRead - 32) & 63)
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b.bitsRead -= 32
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@ -200,8 +197,7 @@ func (b *bitReaderShifted) fill() {
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return
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}
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if b.off > 4 {
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v := b.in[b.off-4:]
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v = v[:4]
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v := b.in[b.off-4 : b.off]
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low := (uint32(v[0])) | (uint32(v[1]) << 8) | (uint32(v[2]) << 16) | (uint32(v[3]) << 24)
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b.value |= uint64(low) << ((b.bitsRead - 32) & 63)
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b.bitsRead -= 32
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16
vendor/github.com/klauspost/compress/huff0/bitwriter.go
generated
vendored
16
vendor/github.com/klauspost/compress/huff0/bitwriter.go
generated
vendored
@ -60,6 +60,22 @@ func (b *bitWriter) encTwoSymbols(ct cTable, av, bv byte) {
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b.nBits += encA.nBits + encB.nBits
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}
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// encFourSymbols adds up to 32 bits from four symbols.
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// It will not check if there is space for them,
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// so the caller must ensure that b has been flushed recently.
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func (b *bitWriter) encFourSymbols(encA, encB, encC, encD cTableEntry) {
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bitsA := encA.nBits
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bitsB := bitsA + encB.nBits
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bitsC := bitsB + encC.nBits
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bitsD := bitsC + encD.nBits
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combined := uint64(encA.val) |
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(uint64(encB.val) << (bitsA & 63)) |
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(uint64(encC.val) << (bitsB & 63)) |
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(uint64(encD.val) << (bitsC & 63))
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b.bitContainer |= combined << (b.nBits & 63)
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b.nBits += bitsD
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}
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// flush32 will flush out, so there are at least 32 bits available for writing.
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func (b *bitWriter) flush32() {
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if b.nBits < 32 {
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117
vendor/github.com/klauspost/compress/huff0/compress.go
generated
vendored
117
vendor/github.com/klauspost/compress/huff0/compress.go
generated
vendored
@ -248,8 +248,7 @@ func (s *Scratch) compress1xDo(dst, src []byte) ([]byte, error) {
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tmp := src[n : n+4]
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// tmp should be len 4
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bw.flush32()
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bw.encTwoSymbols(cTable, tmp[3], tmp[2])
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bw.encTwoSymbols(cTable, tmp[1], tmp[0])
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bw.encFourSymbols(cTable[tmp[3]], cTable[tmp[2]], cTable[tmp[1]], cTable[tmp[0]])
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}
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} else {
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for ; n >= 0; n -= 4 {
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@ -365,29 +364,29 @@ func (s *Scratch) countSimple(in []byte) (max int, reuse bool) {
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m := uint32(0)
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if len(s.prevTable) > 0 {
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for i, v := range s.count[:] {
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if v == 0 {
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continue
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}
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if v > m {
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m = v
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}
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if v > 0 {
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s.symbolLen = uint16(i) + 1
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if i >= len(s.prevTable) {
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reuse = false
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} else {
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if s.prevTable[i].nBits == 0 {
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reuse = false
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}
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}
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s.symbolLen = uint16(i) + 1
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if i >= len(s.prevTable) {
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reuse = false
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} else if s.prevTable[i].nBits == 0 {
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reuse = false
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}
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}
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return int(m), reuse
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}
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for i, v := range s.count[:] {
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if v == 0 {
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continue
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}
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if v > m {
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m = v
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}
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if v > 0 {
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s.symbolLen = uint16(i) + 1
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}
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s.symbolLen = uint16(i) + 1
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}
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return int(m), false
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}
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@ -484,34 +483,35 @@ func (s *Scratch) buildCTable() error {
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// Different from reference implementation.
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huffNode0 := s.nodes[0 : huffNodesLen+1]
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for huffNode[nonNullRank].count == 0 {
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for huffNode[nonNullRank].count() == 0 {
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nonNullRank--
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}
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lowS := int16(nonNullRank)
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nodeRoot := nodeNb + lowS - 1
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lowN := nodeNb
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huffNode[nodeNb].count = huffNode[lowS].count + huffNode[lowS-1].count
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huffNode[lowS].parent, huffNode[lowS-1].parent = uint16(nodeNb), uint16(nodeNb)
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huffNode[nodeNb].setCount(huffNode[lowS].count() + huffNode[lowS-1].count())
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huffNode[lowS].setParent(nodeNb)
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huffNode[lowS-1].setParent(nodeNb)
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nodeNb++
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lowS -= 2
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for n := nodeNb; n <= nodeRoot; n++ {
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huffNode[n].count = 1 << 30
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huffNode[n].setCount(1 << 30)
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}
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// fake entry, strong barrier
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huffNode0[0].count = 1 << 31
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huffNode0[0].setCount(1 << 31)
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// create parents
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for nodeNb <= nodeRoot {
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var n1, n2 int16
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if huffNode0[lowS+1].count < huffNode0[lowN+1].count {
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if huffNode0[lowS+1].count() < huffNode0[lowN+1].count() {
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n1 = lowS
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lowS--
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} else {
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n1 = lowN
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lowN++
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}
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if huffNode0[lowS+1].count < huffNode0[lowN+1].count {
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if huffNode0[lowS+1].count() < huffNode0[lowN+1].count() {
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n2 = lowS
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lowS--
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} else {
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@ -519,18 +519,19 @@ func (s *Scratch) buildCTable() error {
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lowN++
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}
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huffNode[nodeNb].count = huffNode0[n1+1].count + huffNode0[n2+1].count
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huffNode0[n1+1].parent, huffNode0[n2+1].parent = uint16(nodeNb), uint16(nodeNb)
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huffNode[nodeNb].setCount(huffNode0[n1+1].count() + huffNode0[n2+1].count())
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huffNode0[n1+1].setParent(nodeNb)
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huffNode0[n2+1].setParent(nodeNb)
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nodeNb++
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}
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// distribute weights (unlimited tree height)
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huffNode[nodeRoot].nbBits = 0
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huffNode[nodeRoot].setNbBits(0)
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for n := nodeRoot - 1; n >= startNode; n-- {
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huffNode[n].nbBits = huffNode[huffNode[n].parent].nbBits + 1
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huffNode[n].setNbBits(huffNode[huffNode[n].parent()].nbBits() + 1)
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}
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for n := uint16(0); n <= nonNullRank; n++ {
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huffNode[n].nbBits = huffNode[huffNode[n].parent].nbBits + 1
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huffNode[n].setNbBits(huffNode[huffNode[n].parent()].nbBits() + 1)
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}
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s.actualTableLog = s.setMaxHeight(int(nonNullRank))
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maxNbBits := s.actualTableLog
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@ -542,7 +543,7 @@ func (s *Scratch) buildCTable() error {
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var nbPerRank [tableLogMax + 1]uint16
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var valPerRank [16]uint16
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for _, v := range huffNode[:nonNullRank+1] {
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nbPerRank[v.nbBits]++
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nbPerRank[v.nbBits()]++
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}
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// determine stating value per rank
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{
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@ -557,7 +558,7 @@ func (s *Scratch) buildCTable() error {
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// push nbBits per symbol, symbol order
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for _, v := range huffNode[:nonNullRank+1] {
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s.cTable[v.symbol].nBits = v.nbBits
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s.cTable[v.symbol()].nBits = v.nbBits()
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}
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// assign value within rank, symbol order
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@ -603,12 +604,12 @@ func (s *Scratch) huffSort() {
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pos := rank[r].current
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rank[r].current++
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prev := nodes[(pos-1)&huffNodesMask]
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for pos > rank[r].base && c > prev.count {
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for pos > rank[r].base && c > prev.count() {
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nodes[pos&huffNodesMask] = prev
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pos--
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prev = nodes[(pos-1)&huffNodesMask]
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}
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nodes[pos&huffNodesMask] = nodeElt{count: c, symbol: byte(n)}
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nodes[pos&huffNodesMask] = makeNodeElt(c, byte(n))
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}
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}
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@ -617,7 +618,7 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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huffNode := s.nodes[1 : huffNodesLen+1]
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//huffNode = huffNode[: huffNodesLen]
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largestBits := huffNode[lastNonNull].nbBits
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largestBits := huffNode[lastNonNull].nbBits()
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// early exit : no elt > maxNbBits
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if largestBits <= maxNbBits {
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@ -627,14 +628,14 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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baseCost := int(1) << (largestBits - maxNbBits)
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n := uint32(lastNonNull)
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for huffNode[n].nbBits > maxNbBits {
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totalCost += baseCost - (1 << (largestBits - huffNode[n].nbBits))
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huffNode[n].nbBits = maxNbBits
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for huffNode[n].nbBits() > maxNbBits {
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totalCost += baseCost - (1 << (largestBits - huffNode[n].nbBits()))
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huffNode[n].setNbBits(maxNbBits)
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n--
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}
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// n stops at huffNode[n].nbBits <= maxNbBits
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for huffNode[n].nbBits == maxNbBits {
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for huffNode[n].nbBits() == maxNbBits {
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n--
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}
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// n end at index of smallest symbol using < maxNbBits
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@ -655,10 +656,10 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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{
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currentNbBits := maxNbBits
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for pos := int(n); pos >= 0; pos-- {
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if huffNode[pos].nbBits >= currentNbBits {
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if huffNode[pos].nbBits() >= currentNbBits {
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continue
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}
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currentNbBits = huffNode[pos].nbBits // < maxNbBits
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currentNbBits = huffNode[pos].nbBits() // < maxNbBits
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rankLast[maxNbBits-currentNbBits] = uint32(pos)
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}
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}
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@ -675,8 +676,8 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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if lowPos == noSymbol {
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break
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}
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highTotal := huffNode[highPos].count
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lowTotal := 2 * huffNode[lowPos].count
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highTotal := huffNode[highPos].count()
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lowTotal := 2 * huffNode[lowPos].count()
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if highTotal <= lowTotal {
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break
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}
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@ -692,13 +693,14 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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// this rank is no longer empty
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rankLast[nBitsToDecrease-1] = rankLast[nBitsToDecrease]
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}
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huffNode[rankLast[nBitsToDecrease]].nbBits++
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huffNode[rankLast[nBitsToDecrease]].setNbBits(1 +
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huffNode[rankLast[nBitsToDecrease]].nbBits())
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if rankLast[nBitsToDecrease] == 0 {
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/* special case, reached largest symbol */
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rankLast[nBitsToDecrease] = noSymbol
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} else {
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rankLast[nBitsToDecrease]--
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if huffNode[rankLast[nBitsToDecrease]].nbBits != maxNbBits-nBitsToDecrease {
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if huffNode[rankLast[nBitsToDecrease]].nbBits() != maxNbBits-nBitsToDecrease {
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rankLast[nBitsToDecrease] = noSymbol /* this rank is now empty */
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}
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}
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@ -706,15 +708,15 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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for totalCost < 0 { /* Sometimes, cost correction overshoot */
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if rankLast[1] == noSymbol { /* special case : no rank 1 symbol (using maxNbBits-1); let's create one from largest rank 0 (using maxNbBits) */
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for huffNode[n].nbBits == maxNbBits {
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for huffNode[n].nbBits() == maxNbBits {
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n--
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}
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huffNode[n+1].nbBits--
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huffNode[n+1].setNbBits(huffNode[n+1].nbBits() - 1)
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rankLast[1] = n + 1
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totalCost++
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continue
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}
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huffNode[rankLast[1]+1].nbBits--
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huffNode[rankLast[1]+1].setNbBits(huffNode[rankLast[1]+1].nbBits() - 1)
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rankLast[1]++
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totalCost++
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}
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@ -722,9 +724,26 @@ func (s *Scratch) setMaxHeight(lastNonNull int) uint8 {
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return maxNbBits
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}
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type nodeElt struct {
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count uint32
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parent uint16
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symbol byte
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nbBits uint8
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// A nodeElt is the fields
|
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//
|
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// count uint32
|
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// parent uint16
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// symbol byte
|
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// nbBits uint8
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//
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// in some order, all squashed into an integer so that the compiler
|
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// always loads and stores entire nodeElts instead of separate fields.
|
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type nodeElt uint64
|
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|
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func makeNodeElt(count uint32, symbol byte) nodeElt {
|
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return nodeElt(count) | nodeElt(symbol)<<48
|
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}
|
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|
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func (e *nodeElt) count() uint32 { return uint32(*e) }
|
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func (e *nodeElt) parent() uint16 { return uint16(*e >> 32) }
|
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func (e *nodeElt) symbol() byte { return byte(*e >> 48) }
|
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func (e *nodeElt) nbBits() uint8 { return uint8(*e >> 56) }
|
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|
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func (e *nodeElt) setCount(c uint32) { *e = (*e)&0xffffffff00000000 | nodeElt(c) }
|
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func (e *nodeElt) setParent(p int16) { *e = (*e)&0xffff0000ffffffff | nodeElt(uint16(p))<<32 }
|
||||
func (e *nodeElt) setNbBits(n uint8) { *e = (*e)&0x00ffffffffffffff | nodeElt(n)<<56 }
|
||||
|
38
vendor/github.com/klauspost/compress/huff0/decompress.go
generated
vendored
38
vendor/github.com/klauspost/compress/huff0/decompress.go
generated
vendored
@ -61,7 +61,7 @@ func ReadTable(in []byte, s *Scratch) (s2 *Scratch, remain []byte, err error) {
|
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b, err := fse.Decompress(in[:iSize], s.fse)
|
||||
s.fse.Out = nil
|
||||
if err != nil {
|
||||
return s, nil, err
|
||||
return s, nil, fmt.Errorf("fse decompress returned: %w", err)
|
||||
}
|
||||
if len(b) > 255 {
|
||||
return s, nil, errors.New("corrupt input: output table too large")
|
||||
@ -763,17 +763,20 @@ func (d *Decoder) decompress4X8bit(dst, src []byte) ([]byte, error) {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 1")
|
||||
}
|
||||
copy(out, buf[0][:])
|
||||
copy(out[dstEvery:], buf[1][:])
|
||||
copy(out[dstEvery*2:], buf[2][:])
|
||||
copy(out[dstEvery*3:], buf[3][:])
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
// There must at least be 3 buffers left.
|
||||
if len(out) < dstEvery*3 {
|
||||
if len(out)-bufoff < dstEvery*3 {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 2")
|
||||
}
|
||||
//copy(out, buf[0][:])
|
||||
//copy(out[dstEvery:], buf[1][:])
|
||||
//copy(out[dstEvery*2:], buf[2][:])
|
||||
*(*[bufoff]byte)(out) = buf[0]
|
||||
*(*[bufoff]byte)(out[dstEvery:]) = buf[1]
|
||||
*(*[bufoff]byte)(out[dstEvery*2:]) = buf[2]
|
||||
*(*[bufoff]byte)(out[dstEvery*3:]) = buf[3]
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
}
|
||||
}
|
||||
if off > 0 {
|
||||
@ -997,17 +1000,22 @@ func (d *Decoder) decompress4X8bitExactly(dst, src []byte) ([]byte, error) {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 1")
|
||||
}
|
||||
copy(out, buf[0][:])
|
||||
copy(out[dstEvery:], buf[1][:])
|
||||
copy(out[dstEvery*2:], buf[2][:])
|
||||
copy(out[dstEvery*3:], buf[3][:])
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
// There must at least be 3 buffers left.
|
||||
if len(out) < dstEvery*3 {
|
||||
if len(out)-bufoff < dstEvery*3 {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 2")
|
||||
}
|
||||
|
||||
//copy(out, buf[0][:])
|
||||
//copy(out[dstEvery:], buf[1][:])
|
||||
//copy(out[dstEvery*2:], buf[2][:])
|
||||
// copy(out[dstEvery*3:], buf[3][:])
|
||||
*(*[bufoff]byte)(out) = buf[0]
|
||||
*(*[bufoff]byte)(out[dstEvery:]) = buf[1]
|
||||
*(*[bufoff]byte)(out[dstEvery*2:]) = buf[2]
|
||||
*(*[bufoff]byte)(out[dstEvery*3:]) = buf[3]
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
}
|
||||
}
|
||||
if off > 0 {
|
||||
|
4
vendor/github.com/klauspost/compress/huff0/decompress_amd64.go
generated
vendored
4
vendor/github.com/klauspost/compress/huff0/decompress_amd64.go
generated
vendored
@ -14,12 +14,14 @@ import (
|
||||
|
||||
// decompress4x_main_loop_x86 is an x86 assembler implementation
|
||||
// of Decompress4X when tablelog > 8.
|
||||
//
|
||||
//go:noescape
|
||||
func decompress4x_main_loop_amd64(ctx *decompress4xContext)
|
||||
|
||||
// decompress4x_8b_loop_x86 is an x86 assembler implementation
|
||||
// of Decompress4X when tablelog <= 8 which decodes 4 entries
|
||||
// per loop.
|
||||
//
|
||||
//go:noescape
|
||||
func decompress4x_8b_main_loop_amd64(ctx *decompress4xContext)
|
||||
|
||||
@ -145,11 +147,13 @@ func (d *Decoder) Decompress4X(dst, src []byte) ([]byte, error) {
|
||||
|
||||
// decompress4x_main_loop_x86 is an x86 assembler implementation
|
||||
// of Decompress1X when tablelog > 8.
|
||||
//
|
||||
//go:noescape
|
||||
func decompress1x_main_loop_amd64(ctx *decompress1xContext)
|
||||
|
||||
// decompress4x_main_loop_x86 is an x86 with BMI2 assembler implementation
|
||||
// of Decompress1X when tablelog > 8.
|
||||
//
|
||||
//go:noescape
|
||||
func decompress1x_main_loop_bmi2(ctx *decompress1xContext)
|
||||
|
||||
|
585
vendor/github.com/klauspost/compress/huff0/decompress_amd64.s
generated
vendored
585
vendor/github.com/klauspost/compress/huff0/decompress_amd64.s
generated
vendored
@ -1,364 +1,352 @@
|
||||
// Code generated by command: go run gen.go -out ../decompress_amd64.s -pkg=huff0. DO NOT EDIT.
|
||||
|
||||
//go:build amd64 && !appengine && !noasm && gc
|
||||
// +build amd64,!appengine,!noasm,gc
|
||||
|
||||
// func decompress4x_main_loop_amd64(ctx *decompress4xContext)
|
||||
TEXT ·decompress4x_main_loop_amd64(SB), $0-8
|
||||
XORQ DX, DX
|
||||
|
||||
// Preload values
|
||||
MOVQ ctx+0(FP), AX
|
||||
MOVBQZX 8(AX), DI
|
||||
MOVQ 16(AX), SI
|
||||
MOVQ 48(AX), BX
|
||||
MOVQ 24(AX), R9
|
||||
MOVQ 32(AX), R10
|
||||
MOVQ (AX), R11
|
||||
MOVQ 16(AX), BX
|
||||
MOVQ 48(AX), SI
|
||||
MOVQ 24(AX), R8
|
||||
MOVQ 32(AX), R9
|
||||
MOVQ (AX), R10
|
||||
|
||||
// Main loop
|
||||
main_loop:
|
||||
MOVQ SI, R8
|
||||
CMPQ R8, BX
|
||||
XORL DX, DX
|
||||
CMPQ BX, SI
|
||||
SETGE DL
|
||||
|
||||
// br0.fillFast32()
|
||||
MOVQ 32(R11), R12
|
||||
MOVBQZX 40(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 32(R10), R11
|
||||
MOVBQZX 40(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill0
|
||||
MOVQ 24(R11), AX
|
||||
SUBQ $0x20, R13
|
||||
MOVQ 24(R10), AX
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, AX
|
||||
MOVQ (R11), R14
|
||||
MOVQ (R10), R13
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (AX)(R14*1), R14
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ AX, 24(R11)
|
||||
ORQ R14, R12
|
||||
MOVL (AX)(R13*1), R13
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R13
|
||||
MOVQ AX, 24(R10)
|
||||
ORQ R13, R11
|
||||
|
||||
// exhausted = exhausted || (br0.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br0.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill0:
|
||||
// val0 := br0.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br0.peekTopBits(peekBits)
|
||||
MOVQ DI, CX
|
||||
MOVQ R12, R14
|
||||
SHRQ CL, R14
|
||||
MOVQ R11, R13
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val1&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v1.entry))
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// these two writes get coalesced
|
||||
// out[id * dstEvery + 0] = uint8(v0.entry >> 8)
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
MOVW AX, (R8)
|
||||
MOVW AX, (BX)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 32(R11)
|
||||
MOVB R13, 40(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 32(R10)
|
||||
MOVB R12, 40(R10)
|
||||
|
||||
// br1.fillFast32()
|
||||
MOVQ 80(R11), R12
|
||||
MOVBQZX 88(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 80(R10), R11
|
||||
MOVBQZX 88(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill1
|
||||
MOVQ 72(R11), AX
|
||||
SUBQ $0x20, R13
|
||||
MOVQ 72(R10), AX
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, AX
|
||||
MOVQ 48(R11), R14
|
||||
MOVQ 48(R10), R13
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (AX)(R14*1), R14
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ AX, 72(R11)
|
||||
ORQ R14, R12
|
||||
MOVL (AX)(R13*1), R13
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R13
|
||||
MOVQ AX, 72(R10)
|
||||
ORQ R13, R11
|
||||
|
||||
// exhausted = exhausted || (br1.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br1.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill1:
|
||||
// val0 := br1.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br1.peekTopBits(peekBits)
|
||||
MOVQ DI, CX
|
||||
MOVQ R12, R14
|
||||
SHRQ CL, R14
|
||||
MOVQ R11, R13
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val1&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v1.entry))
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// these two writes get coalesced
|
||||
// out[id * dstEvery + 0] = uint8(v0.entry >> 8)
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
MOVW AX, (R8)
|
||||
MOVW AX, (BX)(R8*1)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 80(R11)
|
||||
MOVB R13, 88(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 80(R10)
|
||||
MOVB R12, 88(R10)
|
||||
|
||||
// br2.fillFast32()
|
||||
MOVQ 128(R11), R12
|
||||
MOVBQZX 136(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 128(R10), R11
|
||||
MOVBQZX 136(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill2
|
||||
MOVQ 120(R11), AX
|
||||
SUBQ $0x20, R13
|
||||
MOVQ 120(R10), AX
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, AX
|
||||
MOVQ 96(R11), R14
|
||||
MOVQ 96(R10), R13
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (AX)(R14*1), R14
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ AX, 120(R11)
|
||||
ORQ R14, R12
|
||||
MOVL (AX)(R13*1), R13
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R13
|
||||
MOVQ AX, 120(R10)
|
||||
ORQ R13, R11
|
||||
|
||||
// exhausted = exhausted || (br2.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br2.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill2:
|
||||
// val0 := br2.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br2.peekTopBits(peekBits)
|
||||
MOVQ DI, CX
|
||||
MOVQ R12, R14
|
||||
SHRQ CL, R14
|
||||
MOVQ R11, R13
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val1&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v1.entry))
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// these two writes get coalesced
|
||||
// out[id * dstEvery + 0] = uint8(v0.entry >> 8)
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
MOVW AX, (R8)
|
||||
MOVW AX, (BX)(R8*2)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 128(R11)
|
||||
MOVB R13, 136(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 128(R10)
|
||||
MOVB R12, 136(R10)
|
||||
|
||||
// br3.fillFast32()
|
||||
MOVQ 176(R11), R12
|
||||
MOVBQZX 184(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 176(R10), R11
|
||||
MOVBQZX 184(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill3
|
||||
MOVQ 168(R11), AX
|
||||
SUBQ $0x20, R13
|
||||
MOVQ 168(R10), AX
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, AX
|
||||
MOVQ 144(R11), R14
|
||||
MOVQ 144(R10), R13
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (AX)(R14*1), R14
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ AX, 168(R11)
|
||||
ORQ R14, R12
|
||||
MOVL (AX)(R13*1), R13
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R13
|
||||
MOVQ AX, 168(R10)
|
||||
ORQ R13, R11
|
||||
|
||||
// exhausted = exhausted || (br3.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br3.off < 4)
|
||||
CMPQ AX, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill3:
|
||||
// val0 := br3.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br3.peekTopBits(peekBits)
|
||||
MOVQ DI, CX
|
||||
MOVQ R12, R14
|
||||
SHRQ CL, R14
|
||||
MOVQ R11, R13
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val1&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v1.entry))
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// these two writes get coalesced
|
||||
// out[id * dstEvery + 0] = uint8(v0.entry >> 8)
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
MOVW AX, (R8)
|
||||
LEAQ (R8)(R8*2), CX
|
||||
MOVW AX, (BX)(CX*1)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 176(R11)
|
||||
MOVB R13, 184(R11)
|
||||
ADDQ $0x02, SI
|
||||
MOVQ R11, 176(R10)
|
||||
MOVB R12, 184(R10)
|
||||
ADDQ $0x02, BX
|
||||
TESTB DL, DL
|
||||
JZ main_loop
|
||||
MOVQ ctx+0(FP), AX
|
||||
SUBQ 16(AX), SI
|
||||
SHLQ $0x02, SI
|
||||
MOVQ SI, 40(AX)
|
||||
SUBQ 16(AX), BX
|
||||
SHLQ $0x02, BX
|
||||
MOVQ BX, 40(AX)
|
||||
RET
|
||||
|
||||
// func decompress4x_8b_main_loop_amd64(ctx *decompress4xContext)
|
||||
TEXT ·decompress4x_8b_main_loop_amd64(SB), $0-8
|
||||
XORQ DX, DX
|
||||
|
||||
// Preload values
|
||||
MOVQ ctx+0(FP), CX
|
||||
MOVBQZX 8(CX), DI
|
||||
MOVQ 16(CX), BX
|
||||
MOVQ 48(CX), SI
|
||||
MOVQ 24(CX), R9
|
||||
MOVQ 32(CX), R10
|
||||
MOVQ (CX), R11
|
||||
MOVQ 24(CX), R8
|
||||
MOVQ 32(CX), R9
|
||||
MOVQ (CX), R10
|
||||
|
||||
// Main loop
|
||||
main_loop:
|
||||
MOVQ BX, R8
|
||||
CMPQ R8, SI
|
||||
XORL DX, DX
|
||||
CMPQ BX, SI
|
||||
SETGE DL
|
||||
|
||||
// br0.fillFast32()
|
||||
MOVQ 32(R11), R12
|
||||
MOVBQZX 40(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 32(R10), R11
|
||||
MOVBQZX 40(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill0
|
||||
MOVQ 24(R11), R14
|
||||
SUBQ $0x20, R13
|
||||
SUBQ $0x04, R14
|
||||
MOVQ (R11), R15
|
||||
MOVQ 24(R10), R13
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, R13
|
||||
MOVQ (R10), R14
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (R14)(R15*1), R15
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R15
|
||||
MOVQ R14, 24(R11)
|
||||
ORQ R15, R12
|
||||
MOVL (R13)(R14*1), R14
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ R13, 24(R10)
|
||||
ORQ R14, R11
|
||||
|
||||
// exhausted = exhausted || (br0.off < 4)
|
||||
CMPQ R14, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br0.off < 4)
|
||||
CMPQ R13, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill0:
|
||||
// val0 := br0.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br0.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v1.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// val2 := br0.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v2 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v2.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val3 := br0.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v3 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br0.advance(uint8(v3.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// these four writes get coalesced
|
||||
@ -366,88 +354,86 @@ skip_fill0:
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
// out[id * dstEvery + 3] = uint8(v2.entry >> 8)
|
||||
// out[id * dstEvery + 4] = uint8(v3.entry >> 8)
|
||||
MOVL AX, (R8)
|
||||
MOVL AX, (BX)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 32(R11)
|
||||
MOVB R13, 40(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 32(R10)
|
||||
MOVB R12, 40(R10)
|
||||
|
||||
// br1.fillFast32()
|
||||
MOVQ 80(R11), R12
|
||||
MOVBQZX 88(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 80(R10), R11
|
||||
MOVBQZX 88(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill1
|
||||
MOVQ 72(R11), R14
|
||||
SUBQ $0x20, R13
|
||||
SUBQ $0x04, R14
|
||||
MOVQ 48(R11), R15
|
||||
MOVQ 72(R10), R13
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, R13
|
||||
MOVQ 48(R10), R14
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (R14)(R15*1), R15
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R15
|
||||
MOVQ R14, 72(R11)
|
||||
ORQ R15, R12
|
||||
MOVL (R13)(R14*1), R14
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ R13, 72(R10)
|
||||
ORQ R14, R11
|
||||
|
||||
// exhausted = exhausted || (br1.off < 4)
|
||||
CMPQ R14, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br1.off < 4)
|
||||
CMPQ R13, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill1:
|
||||
// val0 := br1.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br1.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v1.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// val2 := br1.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v2 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v2.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val3 := br1.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v3 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br1.advance(uint8(v3.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// these four writes get coalesced
|
||||
@ -455,88 +441,86 @@ skip_fill1:
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
// out[id * dstEvery + 3] = uint8(v2.entry >> 8)
|
||||
// out[id * dstEvery + 4] = uint8(v3.entry >> 8)
|
||||
MOVL AX, (R8)
|
||||
MOVL AX, (BX)(R8*1)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 80(R11)
|
||||
MOVB R13, 88(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 80(R10)
|
||||
MOVB R12, 88(R10)
|
||||
|
||||
// br2.fillFast32()
|
||||
MOVQ 128(R11), R12
|
||||
MOVBQZX 136(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 128(R10), R11
|
||||
MOVBQZX 136(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill2
|
||||
MOVQ 120(R11), R14
|
||||
SUBQ $0x20, R13
|
||||
SUBQ $0x04, R14
|
||||
MOVQ 96(R11), R15
|
||||
MOVQ 120(R10), R13
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, R13
|
||||
MOVQ 96(R10), R14
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (R14)(R15*1), R15
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R15
|
||||
MOVQ R14, 120(R11)
|
||||
ORQ R15, R12
|
||||
MOVL (R13)(R14*1), R14
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ R13, 120(R10)
|
||||
ORQ R14, R11
|
||||
|
||||
// exhausted = exhausted || (br2.off < 4)
|
||||
CMPQ R14, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br2.off < 4)
|
||||
CMPQ R13, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill2:
|
||||
// val0 := br2.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br2.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v1.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// val2 := br2.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v2 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v2.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val3 := br2.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v3 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br2.advance(uint8(v3.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// these four writes get coalesced
|
||||
@ -544,88 +528,86 @@ skip_fill2:
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
// out[id * dstEvery + 3] = uint8(v2.entry >> 8)
|
||||
// out[id * dstEvery + 4] = uint8(v3.entry >> 8)
|
||||
MOVL AX, (R8)
|
||||
MOVL AX, (BX)(R8*2)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 128(R11)
|
||||
MOVB R13, 136(R11)
|
||||
ADDQ R9, R8
|
||||
MOVQ R11, 128(R10)
|
||||
MOVB R12, 136(R10)
|
||||
|
||||
// br3.fillFast32()
|
||||
MOVQ 176(R11), R12
|
||||
MOVBQZX 184(R11), R13
|
||||
CMPQ R13, $0x20
|
||||
MOVQ 176(R10), R11
|
||||
MOVBQZX 184(R10), R12
|
||||
CMPQ R12, $0x20
|
||||
JBE skip_fill3
|
||||
MOVQ 168(R11), R14
|
||||
SUBQ $0x20, R13
|
||||
SUBQ $0x04, R14
|
||||
MOVQ 144(R11), R15
|
||||
MOVQ 168(R10), R13
|
||||
SUBQ $0x20, R12
|
||||
SUBQ $0x04, R13
|
||||
MOVQ 144(R10), R14
|
||||
|
||||
// b.value |= uint64(low) << (b.bitsRead & 63)
|
||||
MOVL (R14)(R15*1), R15
|
||||
MOVQ R13, CX
|
||||
SHLQ CL, R15
|
||||
MOVQ R14, 168(R11)
|
||||
ORQ R15, R12
|
||||
MOVL (R13)(R14*1), R14
|
||||
MOVQ R12, CX
|
||||
SHLQ CL, R14
|
||||
MOVQ R13, 168(R10)
|
||||
ORQ R14, R11
|
||||
|
||||
// exhausted = exhausted || (br3.off < 4)
|
||||
CMPQ R14, $0x04
|
||||
SETLT AL
|
||||
ORB AL, DL
|
||||
// exhausted += (br3.off < 4)
|
||||
CMPQ R13, $0x04
|
||||
ADCB $+0, DL
|
||||
|
||||
skip_fill3:
|
||||
// val0 := br3.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v0 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v0.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val1 := br3.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v1 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v1.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// val2 := br3.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v2 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v2.entry)
|
||||
MOVB CH, AH
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
|
||||
// val3 := br3.peekTopBits(peekBits)
|
||||
MOVQ R12, R14
|
||||
MOVQ R11, R13
|
||||
MOVQ DI, CX
|
||||
SHRQ CL, R14
|
||||
SHRQ CL, R13
|
||||
|
||||
// v3 := table[val0&mask]
|
||||
MOVW (R10)(R14*2), CX
|
||||
MOVW (R9)(R13*2), CX
|
||||
|
||||
// br3.advance(uint8(v3.entry)
|
||||
MOVB CH, AL
|
||||
SHLQ CL, R12
|
||||
ADDB CL, R13
|
||||
SHLQ CL, R11
|
||||
ADDB CL, R12
|
||||
BSWAPL AX
|
||||
|
||||
// these four writes get coalesced
|
||||
@ -633,11 +615,12 @@ skip_fill3:
|
||||
// out[id * dstEvery + 1] = uint8(v1.entry >> 8)
|
||||
// out[id * dstEvery + 3] = uint8(v2.entry >> 8)
|
||||
// out[id * dstEvery + 4] = uint8(v3.entry >> 8)
|
||||
MOVL AX, (R8)
|
||||
LEAQ (R8)(R8*2), CX
|
||||
MOVL AX, (BX)(CX*1)
|
||||
|
||||
// update the bitreader structure
|
||||
MOVQ R12, 176(R11)
|
||||
MOVB R13, 184(R11)
|
||||
MOVQ R11, 176(R10)
|
||||
MOVB R12, 184(R10)
|
||||
ADDQ $0x04, BX
|
||||
TESTB DL, DL
|
||||
JZ main_loop
|
||||
@ -653,7 +636,7 @@ TEXT ·decompress1x_main_loop_amd64(SB), $0-8
|
||||
MOVQ 16(CX), DX
|
||||
MOVQ 24(CX), BX
|
||||
CMPQ BX, $0x04
|
||||
JB error_max_decoded_size_exeeded
|
||||
JB error_max_decoded_size_exceeded
|
||||
LEAQ (DX)(BX*1), BX
|
||||
MOVQ (CX), SI
|
||||
MOVQ (SI), R8
|
||||
@ -668,7 +651,7 @@ main_loop:
|
||||
// Check if we have room for 4 bytes in the output buffer
|
||||
LEAQ 4(DX), CX
|
||||
CMPQ CX, BX
|
||||
JGE error_max_decoded_size_exeeded
|
||||
JGE error_max_decoded_size_exceeded
|
||||
|
||||
// Decode 4 values
|
||||
CMPQ R11, $0x20
|
||||
@ -745,7 +728,7 @@ loop_condition:
|
||||
RET
|
||||
|
||||
// Report error
|
||||
error_max_decoded_size_exeeded:
|
||||
error_max_decoded_size_exceeded:
|
||||
MOVQ ctx+0(FP), AX
|
||||
MOVQ $-1, CX
|
||||
MOVQ CX, 40(AX)
|
||||
@ -758,7 +741,7 @@ TEXT ·decompress1x_main_loop_bmi2(SB), $0-8
|
||||
MOVQ 16(CX), DX
|
||||
MOVQ 24(CX), BX
|
||||
CMPQ BX, $0x04
|
||||
JB error_max_decoded_size_exeeded
|
||||
JB error_max_decoded_size_exceeded
|
||||
LEAQ (DX)(BX*1), BX
|
||||
MOVQ (CX), SI
|
||||
MOVQ (SI), R8
|
||||
@ -773,7 +756,7 @@ main_loop:
|
||||
// Check if we have room for 4 bytes in the output buffer
|
||||
LEAQ 4(DX), CX
|
||||
CMPQ CX, BX
|
||||
JGE error_max_decoded_size_exeeded
|
||||
JGE error_max_decoded_size_exceeded
|
||||
|
||||
// Decode 4 values
|
||||
CMPQ R11, $0x20
|
||||
@ -840,7 +823,7 @@ loop_condition:
|
||||
RET
|
||||
|
||||
// Report error
|
||||
error_max_decoded_size_exeeded:
|
||||
error_max_decoded_size_exceeded:
|
||||
MOVQ ctx+0(FP), AX
|
||||
MOVQ $-1, CX
|
||||
MOVQ CX, 40(AX)
|
||||
|
18
vendor/github.com/klauspost/compress/huff0/decompress_generic.go
generated
vendored
18
vendor/github.com/klauspost/compress/huff0/decompress_generic.go
generated
vendored
@ -122,17 +122,21 @@ func (d *Decoder) Decompress4X(dst, src []byte) ([]byte, error) {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 1")
|
||||
}
|
||||
copy(out, buf[0][:])
|
||||
copy(out[dstEvery:], buf[1][:])
|
||||
copy(out[dstEvery*2:], buf[2][:])
|
||||
copy(out[dstEvery*3:], buf[3][:])
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
// There must at least be 3 buffers left.
|
||||
if len(out) < dstEvery*3 {
|
||||
if len(out)-bufoff < dstEvery*3 {
|
||||
d.bufs.Put(buf)
|
||||
return nil, errors.New("corruption detected: stream overrun 2")
|
||||
}
|
||||
//copy(out, buf[0][:])
|
||||
//copy(out[dstEvery:], buf[1][:])
|
||||
//copy(out[dstEvery*2:], buf[2][:])
|
||||
//copy(out[dstEvery*3:], buf[3][:])
|
||||
*(*[bufoff]byte)(out) = buf[0]
|
||||
*(*[bufoff]byte)(out[dstEvery:]) = buf[1]
|
||||
*(*[bufoff]byte)(out[dstEvery*2:]) = buf[2]
|
||||
*(*[bufoff]byte)(out[dstEvery*3:]) = buf[3]
|
||||
out = out[bufoff:]
|
||||
decoded += bufoff * 4
|
||||
}
|
||||
}
|
||||
if off > 0 {
|
||||
|
Reference in New Issue
Block a user