Author: Bryan Hofmann
Date: 07:54:20 02/16/04
Go up one level in this thread
On February 16, 2004 at 10:34:54, Peter Skinner wrote: >On February 16, 2004 at 10:27:24, Ingo Bauer wrote: > >>Hi >> >>>If you didn't change hashing sizes, something is broken in the compiler >>>options... apparently a bad optimization somewhere. >>> >>>node counts can not vary... >> >>Something is broken! I have post one below Bryan's and my nummbers differ in >>node counts as well. It seems the MSVC6_non-SMP is broken. >> >>Ingo > >MSVC 6.0 /w sp5 /wo /dfast > >EPD Kit revision date: 1996.04.21 >unable to open book file [./book.bin]. >book is disabled >unable to open book file [./books.bin]. > >Crafty v19.10 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 89942714 >Raw nodes per second: 708210 >Total elapsed time: 127 >SMP time-to-ply measurement: 5.039370 >White(1): > >MSVC 6.0 /w sp5 /w /dfast > >EPD Kit revision date: 1996.04.21 >unable to open book file [./book.bin]. >book is disabled >unable to open book file [./books.bin]. > >Crafty v19.10 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 89942714 >Raw nodes per second: 686585 >Total elapsed time: 131 >SMP time-to-ply measurement: 4.885496 >White(1): > >I get exactly the same node code on two different "versions" of the non-smp >build of the MSVC compile. > >In fact I get the exact same node count on all of the versions. > >What I do notice is if the /DFUTILITY option is not set the nodes are different. >I compile all of mine with it _enabled_. > >Peter. It would appear then that something is optimized/changed that does not jive with AMD processors as mine and Ingo's have the same node count both on AMDs. Mine *wcrafty-MSVC6-nonsmp.exe Total nodes: 90002615 Raw nodes per second: 1071459 Total elapsed time: 84 SMP time-to-ply measurement: 7.619048 Ingo's wcrafty-MSVC6-nonsmp EPD Kit revision date: 1996.04.21 unable to open book file [./book.bin]. book is disabled unable to open book file [./books.bin]. Crafty v19.10 White(1): bench Running benchmark. . . ...... Total nodes: 90002615 Raw nodes per second: 900026 Total elapsed time: 100 SMP time-to-ply measurement: 6.400000
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