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| author | apocelipes <seve3r@outlook.com> | 2024-04-24 09:59:02 +0000 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2024-04-26 13:32:40 +0000 |
| commit | 2dd82d97b67a538700e30d808122a521e3207c3e (patch) | |
| tree | 4c8f1cc889f8aaa2d924a75a7119782a2c1b0e75 | |
| parent | 4370cfbdf929deaeeb744288d73eac93e39321cf (diff) | |
| download | go-2dd82d97b67a538700e30d808122a521e3207c3e.tar.gz go-2dd82d97b67a538700e30d808122a521e3207c3e.zip | |
compress: reordering fields to reduce struct sizes
Overall, there are 32 bytes reduced.
Change-Id: I455bf0874b33fa47719f42618e4800c7ff2a9e88
GitHub-Last-Rev: 7670344c4a643afdec0fdae3d34fdb8ccd81205f
GitHub-Pull-Request: golang/go#67010
Reviewed-on: https://go-review.googlesource.com/c/go/+/581355
Reviewed-by: Joedian Reid <joedian@google.com>
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@golang.org>
| -rw-r--r-- | src/compress/bzip2/bzip2.go | 2 | ||||
| -rw-r--r-- | src/compress/flate/deflate.go | 3 | ||||
| -rw-r--r-- | src/compress/gzip/gzip.go | 4 | ||||
| -rw-r--r-- | src/compress/lzw/writer.go | 6 |
4 files changed, 8 insertions, 7 deletions
diff --git a/src/compress/bzip2/bzip2.go b/src/compress/bzip2/bzip2.go index 73e201b80e..d41ff2c83b 100644 --- a/src/compress/bzip2/bzip2.go +++ b/src/compress/bzip2/bzip2.go @@ -27,8 +27,8 @@ type reader struct { blockCRC uint32 wantBlockCRC uint32 setupDone bool // true if we have parsed the bzip2 header. - blockSize int // blockSize in bytes, i.e. 900 * 1000. eof bool + blockSize int // blockSize in bytes, i.e. 900 * 1000. c [256]uint // the ``C'' array for the inverse BWT. tt []uint32 // mirrors the ``tt'' array in the bzip2 source and contains the P array in the upper 24 bits. tPos uint32 // Index of the next output byte in tt. diff --git a/src/compress/flate/deflate.go b/src/compress/flate/deflate.go index ea343b2298..0e07afab7d 100644 --- a/src/compress/flate/deflate.go +++ b/src/compress/flate/deflate.go @@ -87,7 +87,6 @@ type compressor struct { // compression algorithm fill func(*compressor, []byte) int // copy data to window step func(*compressor) // process window - sync bool // requesting flush bestSpeed *deflateFast // Encoder for BestSpeed // Input hash chains @@ -107,6 +106,8 @@ type compressor struct { blockStart int // window index where current tokens start byteAvailable bool // if true, still need to process window[index-1]. + sync bool // requesting flush + // queued output tokens tokens []token diff --git a/src/compress/gzip/gzip.go b/src/compress/gzip/gzip.go index ab4598d89f..5f24444237 100644 --- a/src/compress/gzip/gzip.go +++ b/src/compress/gzip/gzip.go @@ -30,11 +30,11 @@ type Writer struct { w io.Writer level int wroteHeader bool + closed bool + buf [10]byte compressor *flate.Writer digest uint32 // CRC-32, IEEE polynomial (section 8) size uint32 // Uncompressed size (section 2.3.1) - closed bool - buf [10]byte err error } diff --git a/src/compress/lzw/writer.go b/src/compress/lzw/writer.go index 99ad3501c5..9fbb08dbae 100644 --- a/src/compress/lzw/writer.go +++ b/src/compress/lzw/writer.go @@ -36,15 +36,15 @@ const ( type Writer struct { // w is the writer that compressed bytes are written to. w writer + // litWidth is the width in bits of literal codes. + litWidth uint // order, write, bits, nBits and width are the state for // converting a code stream into a byte stream. order Order write func(*Writer, uint32) error - bits uint32 nBits uint width uint - // litWidth is the width in bits of literal codes. - litWidth uint + bits uint32 // hi is the code implied by the next code emission. // overflow is the code at which hi overflows the code width. hi, overflow uint32 |