ddidderr/zstd-rs
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updated util's time for Windows compatibility

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Correctly measures time on Posix systems when running with
Multi-threading

Todo : check Windows measurement under multi-threading
This commit is contained in:
cyan4973
2017-01-20 12:57:31 -08:00
parent 458c8a94b4
commit 5fba09fa41
4 changed files with 55 additions and 42 deletions
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lib/compress/zstdmt_compress.c
+19 -7
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@@ -2,11 +2,17 @@
/* ====== Tuning parameters ====== */
#ifndef ZSTDMT_SECTION_LOGSIZE_MIN
#define ZSTDMT_SECTION_LOGSIZE_MIN 20 /*< minimum size for a full compression job (20==2^20==1 MB) */
# define ZSTDMT_SECTION_LOGSIZE_MIN 20 /*< minimum size for a full compression job (20==2^20==1 MB) */
#endif
/* ====== Dependencies ====== */
/* ====== Compiler specifics ====== */
#if defined(_MSC_VER)
# pragma warning(disable : 4204) /* disable: C4204: non-constant aggregate initializer */
#endif
/* ====== Dependencies ====== */
#include <stdlib.h> /* malloc */
#include <string.h> /* memcpy */
#include <pool.h> /* threadpool */
@@ -14,6 +20,8 @@
#include "zstd_internal.h" /* MIN, ERROR, ZSTD_*, ZSTD_highbit32 */
#include "zstdmt_compress.h"
/* ====== Debug ====== */
#if 0
# include <stdio.h>
@@ -73,7 +81,7 @@ typedef struct buffer_s {
static const buffer_t g_nullBuffer = { NULL, 0 };
typedef struct ZSTDMT_bufferPool_s {
unsigned totalBuffers;;
unsigned totalBuffers;
unsigned nbBuffers;
buffer_t bTable[1]; /* variable size */
} ZSTDMT_bufferPool;
@@ -107,10 +115,13 @@ static buffer_t ZSTDMT_getBuffer(ZSTDMT_bufferPool* pool, size_t bSize)
free(buf.start); /* size conditions not respected : scratch this buffer and create a new one */
}
/* create new buffer */
{ void* const start = malloc(bSize);
{ buffer_t buffer;
void* const start = malloc(bSize);
if (start==NULL) bSize = 0;
return (buffer_t) { start, bSize }; /* note : start can be NULL if malloc fails ! */
}
buffer.start = start; /* note : start can be NULL if malloc fails ! */
buffer.size = bSize;
return buffer;
}
}
/* store buffer for later re-use, up to pool capacity */
@@ -336,7 +347,8 @@ size_t ZSTDMT_compressCCtx(ZSTDMT_CCtx* mtctx,
for (u=0; u<nbChunks; u++) {
size_t const chunkSize = MIN(remainingSrcSize, avgChunkSize);
size_t const dstBufferCapacity = u ? ZSTD_compressBound(chunkSize) : dstCapacity;
buffer_t const dstBuffer = u ? ZSTDMT_getBuffer(mtctx->buffPool, dstBufferCapacity) : (buffer_t){ dst, dstCapacity };
buffer_t const dstAsBuffer = { dst, dstCapacity };
buffer_t const dstBuffer = u ? ZSTDMT_getBuffer(mtctx->buffPool, dstBufferCapacity) : dstAsBuffer;
ZSTD_CCtx* const cctx = ZSTDMT_getCCtx(mtctx->cctxPool);
if ((cctx==NULL) || (dstBuffer.start==NULL)) {