diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/flate/level2.go')
| -rw-r--r-- | vendor/github.com/klauspost/compress/flate/level2.go | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/vendor/github.com/klauspost/compress/flate/level2.go b/vendor/github.com/klauspost/compress/flate/level2.go index dc6b1d314..5b986a194 100644 --- a/vendor/github.com/klauspost/compress/flate/level2.go +++ b/vendor/github.com/klauspost/compress/flate/level2.go @@ -18,7 +18,7 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { minNonLiteralBlockSize = 1 + 1 + inputMargin ) - if debugDecode && e.cur < 0 { + if debugDeflate && e.cur < 0 { panic(fmt.Sprint("e.cur < 0: ", e.cur)) } @@ -83,12 +83,12 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { } candidate = e.table[nextHash] now := load6432(src, nextS) - e.table[nextHash] = tableEntry{offset: s + e.cur, val: cv} + e.table[nextHash] = tableEntry{offset: s + e.cur} nextHash = hash4u(uint32(now), bTableBits) offset := s - (candidate.offset - e.cur) - if offset < maxMatchOffset && cv == candidate.val { - e.table[nextHash] = tableEntry{offset: nextS + e.cur, val: uint32(now)} + if offset < maxMatchOffset && cv == load3232(src, candidate.offset-e.cur) { + e.table[nextHash] = tableEntry{offset: nextS + e.cur} break } @@ -98,10 +98,10 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { nextS++ candidate = e.table[nextHash] now >>= 8 - e.table[nextHash] = tableEntry{offset: s + e.cur, val: cv} + e.table[nextHash] = tableEntry{offset: s + e.cur} offset = s - (candidate.offset - e.cur) - if offset < maxMatchOffset && cv == candidate.val { + if offset < maxMatchOffset && cv == load3232(src, candidate.offset-e.cur) { break } cv = uint32(now) @@ -148,7 +148,7 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { // Index first pair after match end. if int(s+l+4) < len(src) { cv := load3232(src, s) - e.table[hash4u(cv, bTableBits)] = tableEntry{offset: s + e.cur, val: cv} + e.table[hash4u(cv, bTableBits)] = tableEntry{offset: s + e.cur} } goto emitRemainder } @@ -157,15 +157,15 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { for i := s - l + 2; i < s-5; i += 7 { x := load6432(src, int32(i)) nextHash := hash4u(uint32(x), bTableBits) - e.table[nextHash] = tableEntry{offset: e.cur + i, val: uint32(x)} + e.table[nextHash] = tableEntry{offset: e.cur + i} // Skip one x >>= 16 nextHash = hash4u(uint32(x), bTableBits) - e.table[nextHash] = tableEntry{offset: e.cur + i + 2, val: uint32(x)} + e.table[nextHash] = tableEntry{offset: e.cur + i + 2} // Skip one x >>= 16 nextHash = hash4u(uint32(x), bTableBits) - e.table[nextHash] = tableEntry{offset: e.cur + i + 4, val: uint32(x)} + e.table[nextHash] = tableEntry{offset: e.cur + i + 4} } // We could immediately start working at s now, but to improve @@ -178,14 +178,14 @@ func (e *fastEncL2) Encode(dst *tokens, src []byte) { o := e.cur + s - 2 prevHash := hash4u(uint32(x), bTableBits) prevHash2 := hash4u(uint32(x>>8), bTableBits) - e.table[prevHash] = tableEntry{offset: o, val: uint32(x)} - e.table[prevHash2] = tableEntry{offset: o + 1, val: uint32(x >> 8)} + e.table[prevHash] = tableEntry{offset: o} + e.table[prevHash2] = tableEntry{offset: o + 1} currHash := hash4u(uint32(x>>16), bTableBits) candidate = e.table[currHash] - e.table[currHash] = tableEntry{offset: o + 2, val: uint32(x >> 16)} + e.table[currHash] = tableEntry{offset: o + 2} offset := s - (candidate.offset - e.cur) - if offset > maxMatchOffset || uint32(x>>16) != candidate.val { + if offset > maxMatchOffset || uint32(x>>16) != load3232(src, candidate.offset-e.cur) { cv = uint32(x >> 24) s++ break |