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Subject: Re: Crafty 16.8 on NT4.0 using VC++ 6.0 SP3: Speed improvement....

Author: Dave Gomboc

Date: 12:27:04 06/02/99

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On June 02, 1999 at 13:20:35, Gregor Overney wrote:

>On June 01, 1999 at 20:53:38, Dave Gomboc wrote:
>
>>
>>Such a fix is not listed on Microsoft's web page detailing SP3 fixes.
>>
>>Dave
>
>Then you should keep looking for it.
>
>From readme.htm you can get the following information (read the part regarding
>Q195376):
>
>cut...cut...cut...
>
>The following build issues have been fixed:
>
>Q187280: An incorrect version of Cvtres.exe, used by the linker to convert
>resource files into COFF format, caused some multiple-language resources to be
>unavailable to the application.
>
>Q192539: A friend << operator would not compile if defined outside the class.
>
>Q194615: Project Deletes Precompiled Header Created by Other Project.
>
>Q195376: When compiling with /Og and /Oa or /Og and /Ow, code might be
>incorrectly optimized due to ignoring the scale on an indirection.
>
>For example:
>mov         esi,dword ptr [ecx+edx*4]
>mov         ecx,dword ptr [ecx+edx]
>
>was incorrectly optimized as follows:
>
>mov         esi,dword ptr [ecx+edx*4]
>mov         ecx,esi   // error, because we were actually trying
>                      // to load from a different address.
>
>cut....cut....

I found it this time.  I wonder why I did not see it the first time.

Weird.

Dave



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