AuroraMiddleware/lz4
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Modified a few comments

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git-svn-id: https://lz4.googlecode.com/svn/trunk@32 650e7d94-2a16-8b24-b05c-7c0b3f6821cd
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yann.collet.73@gmail.com 2011-09-26 21:15:24 +00:00
parent d899a39185
commit 7a40bd983f
1 changed files with 9 additions and 10 deletions
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19
lz4.c
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@ -38,9 +38,9 @@
//**************************************
// Performance parameter
//**************************************
// Lowering this value reduce memory usage
// It may also improve speed, especially if you reach L1 cache size (32KB for Intel, 64KB for AMD)
// Expanding memory usage typically improves compression ratio
// Increasing this value improves compression ratio
// Lowering this value reduces memory usage
// Lowering may also improve speed, typically on reaching cache size limits (L1 32KB for Intel, 64KB for AMD)
// Memory usage formula for 32 bits systems : N->2^(N+2) Bytes (examples : 17 -> 512KB ; 12 -> 16KB)
#define HASH_LOG 12
@ -72,8 +72,8 @@
#define COPYTOKEN 4
#define COPYLENGTH 8
#define LASTLITERALS 5
#define MFLIMIT 12
#define MINLENGTH 13
#define MFLIMIT (COPYLENGTH+MINMATCH)
#define MINLENGTH (MFLIMIT+1)
#define MAXD_LOG 16
#define MAX_DISTANCE ((1 << MAXD_LOG) - 1)
@ -102,7 +102,6 @@ struct refTables
#define LZ4_HASH_FUNCTION(i) (((i) * 2654435761U) >> ((MINMATCH*8)-HASH_LOG))
#define LZ4_HASH_VALUE(p) LZ4_HASH_FUNCTION(*(U32*)(p))
#define LZ4_COPYPACKET(s,d) *(U32*)d = *(U32*)s; d+=4; s+=4; *(U32*)d = *(U32*)s; d+=4; s+=4;
#define LZ4_COPY(s,d,e) while (d<e) { LZ4_COPYPACKET(s,d) }
#define LZ4_WILDCOPY(s,d,e) do { LZ4_COPYPACKET(s,d) } while (d<e);
#define LZ4_BLINDCOPY(s,d,l) { BYTE* e=d+l; LZ4_WILDCOPY(s,d,e); d=e; }
@ -285,8 +284,8 @@ int LZ4_uncompress(char* source,
BYTE token;
U32 dec[4]={0, 3, 2, 3};
int len, length;
U32 dec[4]={0, 3, 2, 3};
int len, length;
// Main Loop
@ -364,8 +363,8 @@ int LZ4_uncompress_unknownOutputSize(
BYTE token;
U32 dec[4]={0, 3, 2, 3};
int len, length;
U32 dec[4]={0, 3, 2, 3};
int len, length;
// Main Loop