Author: Robert Hyatt
Date: 12:29:37 07/15/04
Go up one level in this thread
On July 15, 2004 at 14:24:15, Matthew Hull wrote: >On July 15, 2004 at 13:54:54, Robert Hyatt wrote: > >>On July 15, 2004 at 11:22:32, Matthew Hull wrote: >> >>>Can the "profile" target use "linux-profile" and "linux" instead of >>>"linux-icc-profile" and "linux-icc"? >> >> >>yes, although it doesn't seem to help when it works. 99% of the time, the >>stupid gcc PGO code produces corrupted profile files and when re-compiling it >>complains and crashes. Works perfectly for Intel's PGO compiler however. And >>on those rare occasions when gcc didn't produce a corrupted file, the >>performance was actually a tiny bit _worse_ so it wasn't worth the trouble to >>start with. :( > > >I just tried it, and it compiled without complaints. > >Here is a comparison from a PIII 500mhz, gcc 3.2.2 on RH9. OK. Perhaps the gcc distributed on Suse 9 (which is 3.2.2 also) has a bug of some sort. Here is what I get: output.c: At top level: output.c:208: .da file contents not exhausted make[2]: *** [crafty.o] Error 1 make[2]: Leaving directory `/home/hyatt/crafty' make[1]: *** [crafty-make] Error 2 make[1]: Leaving directory `/home/hyatt/crafty' make: *** [linux] Error 2 Totally busted. Every time I try it on AMD64. > > >make profile (substituting linux-profile/linux for linux-icc-profile/linux-icc: >...... >Total nodes: 72361168 >Raw nodes per second: 177355 >Total elapsed time: 408 >SMP time-to-ply measurement: 1.568627 > > >make linux: >...... >Total nodes: 72361168 >Raw nodes per second: 150439 >Total elapsed time: 481 >SMP time-to-ply measurement: 1.330561
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