diff options
Diffstat (limited to 'vendor/github.com/klauspost')
| -rw-r--r-- | vendor/github.com/klauspost/compress/snappy/AUTHORS | 15 | ||||
| -rw-r--r-- | vendor/github.com/klauspost/compress/snappy/CONTRIBUTORS | 37 | ||||
| -rw-r--r-- | vendor/github.com/klauspost/compress/snappy/LICENSE | 27 | ||||
| -rw-r--r-- | vendor/github.com/klauspost/cpuid/README.md | 145 | ||||
| -rw-r--r-- | vendor/github.com/klauspost/crc32/README.md | 87 |
5 files changed, 79 insertions, 232 deletions
diff --git a/vendor/github.com/klauspost/compress/snappy/AUTHORS b/vendor/github.com/klauspost/compress/snappy/AUTHORS new file mode 100644 index 0000000000..fd1c6f67b3 --- /dev/null +++ b/vendor/github.com/klauspost/compress/snappy/AUTHORS @@ -0,0 +1,15 @@ +# This is the official list of Snappy-Go authors for copyright purposes.
+# This file is distinct from the CONTRIBUTORS files.
+# See the latter for an explanation.
+
+# Names should be added to this file as
+# Name or Organization <email address>
+# The email address is not required for organizations.
+
+# Please keep the list sorted.
+
+Damian Gryski <dgryski@gmail.com>
+Google Inc.
+Jan Mercl <0xjnml@gmail.com>
+Rodolfo Carvalho <rhcarvalho@gmail.com>
+Sebastien Binet <seb.binet@gmail.com>
diff --git a/vendor/github.com/klauspost/compress/snappy/CONTRIBUTORS b/vendor/github.com/klauspost/compress/snappy/CONTRIBUTORS new file mode 100644 index 0000000000..a29b133988 --- /dev/null +++ b/vendor/github.com/klauspost/compress/snappy/CONTRIBUTORS @@ -0,0 +1,37 @@ +# This is the official list of people who can contribute
+# (and typically have contributed) code to the Snappy-Go repository.
+# The AUTHORS file lists the copyright holders; this file
+# lists people. For example, Google employees are listed here
+# but not in AUTHORS, because Google holds the copyright.
+#
+# The submission process automatically checks to make sure
+# that people submitting code are listed in this file (by email address).
+#
+# Names should be added to this file only after verifying that
+# the individual or the individual's organization has agreed to
+# the appropriate Contributor License Agreement, found here:
+#
+# http://code.google.com/legal/individual-cla-v1.0.html
+# http://code.google.com/legal/corporate-cla-v1.0.html
+#
+# The agreement for individuals can be filled out on the web.
+#
+# When adding J Random Contributor's name to this file,
+# either J's name or J's organization's name should be
+# added to the AUTHORS file, depending on whether the
+# individual or corporate CLA was used.
+
+# Names should be added to this file like so:
+# Name <email address>
+
+# Please keep the list sorted.
+
+Damian Gryski <dgryski@gmail.com>
+Jan Mercl <0xjnml@gmail.com>
+Kai Backman <kaib@golang.org>
+Marc-Antoine Ruel <maruel@chromium.org>
+Nigel Tao <nigeltao@golang.org>
+Rob Pike <r@golang.org>
+Rodolfo Carvalho <rhcarvalho@gmail.com>
+Russ Cox <rsc@golang.org>
+Sebastien Binet <seb.binet@gmail.com>
diff --git a/vendor/github.com/klauspost/compress/snappy/LICENSE b/vendor/github.com/klauspost/compress/snappy/LICENSE new file mode 100644 index 0000000000..7e69e1a2f6 --- /dev/null +++ b/vendor/github.com/klauspost/compress/snappy/LICENSE @@ -0,0 +1,27 @@ +Copyright (c) 2011 The Snappy-Go Authors. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+ * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+ * Neither the name of Google Inc. nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/vendor/github.com/klauspost/cpuid/README.md b/vendor/github.com/klauspost/cpuid/README.md deleted file mode 100644 index b2b6bee879..0000000000 --- a/vendor/github.com/klauspost/cpuid/README.md +++ /dev/null @@ -1,145 +0,0 @@ -# cpuid -Package cpuid provides information about the CPU running the current program. - -CPU features are detected on startup, and kept for fast access through the life of the application. -Currently x86 / x64 (AMD64) is supported, and no external C (cgo) code is used, which should make the library very easy to use. - -You can access the CPU information by accessing the shared CPU variable of the cpuid library. - -Package home: https://github.com/klauspost/cpuid - -[![GoDoc][1]][2] [![Build Status][3]][4] - -[1]: https://godoc.org/github.com/klauspost/cpuid?status.svg -[2]: https://godoc.org/github.com/klauspost/cpuid -[3]: https://travis-ci.org/klauspost/cpuid.svg -[4]: https://travis-ci.org/klauspost/cpuid - -# features -## CPU Instructions -* **CMOV** (i686 CMOV) -* **NX** (NX (No-Execute) bit) -* **AMD3DNOW** (AMD 3DNOW) -* **AMD3DNOWEXT** (AMD 3DNowExt) -* **MMX** (standard MMX) -* **MMXEXT** (SSE integer functions or AMD MMX ext) -* **SSE** (SSE functions) -* **SSE2** (P4 SSE functions) -* **SSE3** (Prescott SSE3 functions) -* **SSSE3** (Conroe SSSE3 functions) -* **SSE4** (Penryn SSE4.1 functions) -* **SSE4A** (AMD Barcelona microarchitecture SSE4a instructions) -* **SSE42** (Nehalem SSE4.2 functions) -* **AVX** (AVX functions) -* **AVX2** (AVX2 functions) -* **FMA3** (Intel FMA 3) -* **FMA4** (Bulldozer FMA4 functions) -* **XOP** (Bulldozer XOP functions) -* **F16C** (Half-precision floating-point conversion) -* **BMI1** (Bit Manipulation Instruction Set 1) -* **BMI2** (Bit Manipulation Instruction Set 2) -* **TBM** (AMD Trailing Bit Manipulation) -* **LZCNT** (LZCNT instruction) -* **POPCNT** (POPCNT instruction) -* **AESNI** (Advanced Encryption Standard New Instructions) -* **CLMUL** (Carry-less Multiplication) -* **HTT** (Hyperthreading (enabled)) -* **HLE** (Hardware Lock Elision) -* **RTM** (Restricted Transactional Memory) -* **RDRAND** (RDRAND instruction is available) -* **RDSEED** (RDSEED instruction is available) -* **ADX** (Intel ADX (Multi-Precision Add-Carry Instruction Extensions)) -* **SHA** (Intel SHA Extensions) -* **AVX512F** (AVX-512 Foundation) -* **AVX512DQ** (AVX-512 Doubleword and Quadword Instructions) -* **AVX512IFMA** (AVX-512 Integer Fused Multiply-Add Instructions) -* **AVX512PF** (AVX-512 Prefetch Instructions) -* **AVX512ER** (AVX-512 Exponential and Reciprocal Instructions) -* **AVX512CD** (AVX-512 Conflict Detection Instructions) -* **AVX512BW** (AVX-512 Byte and Word Instructions) -* **AVX512VL** (AVX-512 Vector Length Extensions) -* **AVX512VBMI** (AVX-512 Vector Bit Manipulation Instructions) -* **MPX** (Intel MPX (Memory Protection Extensions)) -* **ERMS** (Enhanced REP MOVSB/STOSB) -* **RDTSCP** (RDTSCP Instruction) -* **CX16** (CMPXCHG16B Instruction) -* **SGX** (Software Guard Extensions, with activation details) - -## Performance -* **RDTSCP()** Returns current cycle count. Can be used for benchmarking. -* **SSE2SLOW** (SSE2 is supported, but usually not faster) -* **SSE3SLOW** (SSE3 is supported, but usually not faster) -* **ATOM** (Atom processor, some SSSE3 instructions are slower) -* **Cache line** (Probable size of a cache line). -* **L1, L2, L3 Cache size** on newer Intel/AMD CPUs. - -## Cpu Vendor/VM -* **Intel** -* **AMD** -* **VIA** -* **Transmeta** -* **NSC** -* **KVM** (Kernel-based Virtual Machine) -* **MSVM** (Microsoft Hyper-V or Windows Virtual PC) -* **VMware** -* **XenHVM** - -# installing - -```go get github.com/klauspost/cpuid``` - -# example - -```Go -package main - -import ( - "fmt" - "github.com/klauspost/cpuid" -) - -func main() { - // Print basic CPU information: - fmt.Println("Name:", cpuid.CPU.BrandName) - fmt.Println("PhysicalCores:", cpuid.CPU.PhysicalCores) - fmt.Println("ThreadsPerCore:", cpuid.CPU.ThreadsPerCore) - fmt.Println("LogicalCores:", cpuid.CPU.LogicalCores) - fmt.Println("Family", cpuid.CPU.Family, "Model:", cpuid.CPU.Model) - fmt.Println("Features:", cpuid.CPU.Features) - fmt.Println("Cacheline bytes:", cpuid.CPU.CacheLine) - fmt.Println("L1 Data Cache:", cpuid.CPU.Cache.L1D, "bytes") - fmt.Println("L1 Instruction Cache:", cpuid.CPU.Cache.L1D, "bytes") - fmt.Println("L2 Cache:", cpuid.CPU.Cache.L2, "bytes") - fmt.Println("L3 Cache:", cpuid.CPU.Cache.L3, "bytes") - - // Test if we have a specific feature: - if cpuid.CPU.SSE() { - fmt.Println("We have Streaming SIMD Extensions") - } -} -``` - -Sample output: -``` ->go run main.go -Name: Intel(R) Core(TM) i5-2540M CPU @ 2.60GHz -PhysicalCores: 2 -ThreadsPerCore: 2 -LogicalCores: 4 -Family 6 Model: 42 -Features: CMOV,MMX,MMXEXT,SSE,SSE2,SSE3,SSSE3,SSE4.1,SSE4.2,AVX,AESNI,CLMUL -Cacheline bytes: 64 -We have Streaming SIMD Extensions -``` - -# private package - -In the "private" folder you can find an autogenerated version of the library you can include in your own packages. - -For this purpose all exports are removed, and functions and constants are lowercased. - -This is not a recommended way of using the library, but provided for convenience, if it is difficult for you to use external packages. - -# license - -This code is published under an MIT license. See LICENSE file for more information. diff --git a/vendor/github.com/klauspost/crc32/README.md b/vendor/github.com/klauspost/crc32/README.md deleted file mode 100644 index 029625d360..0000000000 --- a/vendor/github.com/klauspost/crc32/README.md +++ /dev/null @@ -1,87 +0,0 @@ -# crc32 -CRC32 hash with x64 optimizations - -This package is a drop-in replacement for the standard library `hash/crc32` package, that features SSE 4.2 optimizations on x64 platforms, for a 10x speedup. - -[](https://travis-ci.org/klauspost/crc32) - -# usage - -Install using `go get github.com/klauspost/crc32`. This library is based on Go 1.5 code and requires Go 1.3 or newer. - -Replace `import "hash/crc32"` with `import "github.com/klauspost/crc32"` and you are good to go. - -# changes -* Oct 20, 2016: Changes have been merged to upstream Go. Package updated to match. -* Dec 4, 2015: Uses the "slice-by-8" trick more extensively, which gives a 1.5 to 2.5x speedup if assembler is unavailable. - - -# performance - -For *Go 1.7* performance is equivalent to the standard library. So if you use this package for Go 1.7 you can switch back. - - -For IEEE tables (the most common), there is approximately a factor 10 speedup with "CLMUL" (Carryless multiplication) instruction: -``` -benchmark old ns/op new ns/op delta -BenchmarkCrc32KB 99955 10258 -89.74% - -benchmark old MB/s new MB/s speedup -BenchmarkCrc32KB 327.83 3194.20 9.74x -``` - -For other tables and "CLMUL" capable machines the performance is the same as the standard library. - -Here are some detailed benchmarks, comparing to go 1.5 standard library with and without assembler enabled. - -``` -Std: Standard Go 1.5 library -Crc: Indicates IEEE type CRC. -40B: Size of each slice encoded. -NoAsm: Assembler was disabled (ie. not an AMD64 or SSE 4.2+ capable machine). -Castagnoli: Castagnoli CRC type. - -BenchmarkStdCrc40B-4 10000000 158 ns/op 252.88 MB/s -BenchmarkCrc40BNoAsm-4 20000000 105 ns/op 377.38 MB/s (slice8) -BenchmarkCrc40B-4 20000000 105 ns/op 378.77 MB/s (slice8) - -BenchmarkStdCrc1KB-4 500000 3604 ns/op 284.10 MB/s -BenchmarkCrc1KBNoAsm-4 1000000 1463 ns/op 699.79 MB/s (slice8) -BenchmarkCrc1KB-4 3000000 396 ns/op 2583.69 MB/s (asm) - -BenchmarkStdCrc8KB-4 200000 11417 ns/op 717.48 MB/s (slice8) -BenchmarkCrc8KBNoAsm-4 200000 11317 ns/op 723.85 MB/s (slice8) -BenchmarkCrc8KB-4 500000 2919 ns/op 2805.73 MB/s (asm) - -BenchmarkStdCrc32KB-4 30000 45749 ns/op 716.24 MB/s (slice8) -BenchmarkCrc32KBNoAsm-4 30000 45109 ns/op 726.42 MB/s (slice8) -BenchmarkCrc32KB-4 100000 11497 ns/op 2850.09 MB/s (asm) - -BenchmarkStdNoAsmCastagnol40B-4 10000000 161 ns/op 246.94 MB/s -BenchmarkStdCastagnoli40B-4 50000000 28.4 ns/op 1410.69 MB/s (asm) -BenchmarkCastagnoli40BNoAsm-4 20000000 100 ns/op 398.01 MB/s (slice8) -BenchmarkCastagnoli40B-4 50000000 28.2 ns/op 1419.54 MB/s (asm) - -BenchmarkStdNoAsmCastagnoli1KB-4 500000 3622 ns/op 282.67 MB/s -BenchmarkStdCastagnoli1KB-4 10000000 144 ns/op 7099.78 MB/s (asm) -BenchmarkCastagnoli1KBNoAsm-4 1000000 1475 ns/op 694.14 MB/s (slice8) -BenchmarkCastagnoli1KB-4 10000000 146 ns/op 6993.35 MB/s (asm) - -BenchmarkStdNoAsmCastagnoli8KB-4 50000 28781 ns/op 284.63 MB/s -BenchmarkStdCastagnoli8KB-4 1000000 1029 ns/op 7957.89 MB/s (asm) -BenchmarkCastagnoli8KBNoAsm-4 200000 11410 ns/op 717.94 MB/s (slice8) -BenchmarkCastagnoli8KB-4 1000000 1000 ns/op 8188.71 MB/s (asm) - -BenchmarkStdNoAsmCastagnoli32KB-4 10000 115426 ns/op 283.89 MB/s -BenchmarkStdCastagnoli32KB-4 300000 4065 ns/op 8059.13 MB/s (asm) -BenchmarkCastagnoli32KBNoAsm-4 30000 45171 ns/op 725.41 MB/s (slice8) -BenchmarkCastagnoli32KB-4 500000 4077 ns/op 8035.89 MB/s (asm) -``` - -The IEEE assembler optimizations has been submitted and will be part of the Go 1.6 standard library. - -However, the improved use of slice-by-8 has not, but will probably be submitted for Go 1.7. - -# license - -Standard Go license. Changes are Copyright (c) 2015 Klaus Post under same conditions. |