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Diffstat (limited to 'cpukit/zlib/contrib/asm686/README.686')
| -rw-r--r-- | cpukit/zlib/contrib/asm686/README.686 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/cpukit/zlib/contrib/asm686/README.686 b/cpukit/zlib/contrib/asm686/README.686 index a593f23afd..a0bf3bea4a 100644 --- a/cpukit/zlib/contrib/asm686/README.686 +++ b/cpukit/zlib/contrib/asm686/README.686 @@ -32,3 +32,20 @@ then do: CFLAGS="-O3 -DASMV" ./configure make OBJA=match.o + + +Update: + +I've been ignoring these assembly routines for years, believing that +gcc's generated code had caught up with it sometime around gcc 2.95 +and the major rearchitecting of the Pentium 4. However, I recently +learned that, despite what I believed, this code still has some life +in it. On the Pentium 4 and AMD64 chips, it continues to run about 8% +faster than the code produced by gcc 4.1. + +In acknowledgement of its continuing usefulness, I've altered the +license to match that of the rest of zlib. Share and Enjoy! + +Brian Raiter +breadbox@muppetlabs.com +April, 2007 |