Yann Collet Cyan4973
Cyan4973
/ random_access_test.c
Created
October 22, 2021 22:59
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| #define _GNU_SOURCE // O_DIRECT | |
| #include <xxhash.h> // XXH64 | |
| #include <stddef.h> // size_t | |
| #include <stdint.h> // uint64_t | |
| typedef uint64_t u64; | |
| void genRand(u64* a64, size_t a64Size) | |
| { | |
| u64 r = XXH64(NULL, 0, a64Size); |
Cyan4973
/ Fixed dstSize test from demo2.c.txt
Created
September 17, 2020 05:54
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| #include <string.h> | |
| #include <stdio.h> | |
| #include <unistd.h> | |
| #include <lz4.h> | |
| const char uncompressed[] = { | |
| 0x69, 0x70, 0x0d, 0x20, 0x00, 0x00, 0x00, 0xe0, 0x21, 0x6a, 0x25, 0x00, | |
| 0x21, 0x6a, 0x25, 0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x00, 0x38, | |
| 0x21, 0x6a, 0x25, 0x00, 0x21, 0x6a, 0x25, 0x00, 0x21, 0x6a, 0x25, 0x00, | |
| 0x21, 0x6a, 0x25, 0x00, 0x21, 0x6a, 0x25, 0x00, 0x21, 0x6a, 0x25, 0x00, |
Cyan4973
/ altivec.h from gcc-8
Created
July 19, 2020 04:29
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| /* PowerPC AltiVec include file. | |
| Copyright (C) 2002-2018 Free Software Foundation, Inc. | |
| Contributed by Aldy Hernandez ([email protected]). | |
| Rewritten by Paolo Bonzini ([email protected]). | |
| This file is part of GCC. | |
| GCC is free software; you can redistribute it and/or modify it | |
| under the terms of the GNU General Public License as published | |
| by the Free Software Foundation; either version 3, or (at your |
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| /* PowerPC AltiVec include file. | |
| Copyright (C) 2002-2019 Free Software Foundation, Inc. | |
| Contributed by Aldy Hernandez ([email protected]). | |
| Rewritten by Paolo Bonzini ([email protected]). | |
| This file is part of GCC. | |
| GCC is free software; you can redistribute it and/or modify it | |
| under the terms of the GNU General Public License as published | |
| by the Free Software Foundation; either version 3, or (at your |
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| .file "xxhash.c" | |
| .intel_syntax noprefix | |
| # GNU C17 (Rev2, Built by MSYS2 project) version 9.2.0 (x86_64-w64-mingw32) | |
| # compiled by GNU C version 9.2.0, GMP version 6.1.2, MPFR version 4.0.2, MPC version 1.1.0, isl version isl-0.21-GMP | |
| # warning: GMP header version 6.1.2 differs from library version 6.2.0. | |
| # GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 | |
| # options passed: | |
| # -iprefix C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/9.2.0/ | |
| # -D_REENTRANT xxhash.c -masm=intel -mavx2 |
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| .file "xxhash.c" | |
| .intel_syntax noprefix | |
| .text | |
| .p2align 4 | |
| .def XXH64_finalize; .scl 3; .type 32; .endef | |
| .seh_proc XXH64_finalize | |
| XXH64_finalize: | |
| .seh_endprologue | |
| lea r9, .L4[rip] | |
| and r8d, 31 |
Cyan4973
/ qsort benchmark
Created
March 14, 2019 22:01
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| #include <stdlib.h> | |
| #include <stdio.h> | |
| #include <time.h> | |
| #include <stdint.h> | |
| #include <string.h> | |
| typedef struct { | |
| uint64_t low64; | |
| uint64_t high64; | |
| } XXH128_hash_t; |
Cyan4973
/ ZstdCompressor.h
Created
November 11, 2017 09:23
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| // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- | |
| // vim: ts=8 sw=2 smarttab | |
| /* | |
| * Ceph - scalable distributed file system | |
| * | |
| * Copyright (C) 2015 Haomai Wang <[email protected]> | |
| * | |
| * This is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Lesser General Public | |
| * License version 2.1, as published by the Free Software |
Cyan4973
/ gist:5b835641c134b8d6e7c3
Created
June 19, 2014 21:55
Takayuki's Streaming example 2 (simplified)
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| // LZ4 streaming API example 2 (ring buffer) | |
| #define _CRT_SECURE_NO_WARNINGS // for MSVC | |
| #include "lz4.h" | |
| #include <stdio.h> | |
| #include <stdint.h> | |
| #include <stdlib.h> | |
| #include <string.h> |
Cyan4973
/ stb_dxt.h
Created
October 4, 2012 09:44
— forked from rygorous/stb_dxt.h
YannC's modified rygdxt code review
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| // stb_dxt.h - Real-Time DXT1/DXT5 compressor | |
| // Based on original by fabian "ryg" giesen v1.04 | |
| // Custom version, modified by Yann Collet | |
| // | |
| /* | |
| BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php) | |
| Redistribution and use in source and binary forms, with or without | |
| modification, are permitted provided that the following conditions are | |
| met: |