Re: Intel P6 vs P7 system call performance

Margit Schubert-While (margitsw@t-online.de)
Fri, 13 Dec 2002 22:52:53 +0100


Hmm Apples & Oranges

diff hanoi.c hanoi2.c
17a18
> void mov();
51c52
< mov(disk,1,3);

---
 >               (void)mov(disk,1,3);
58c59
< mov(n,f,t)
---
 > void mov(n,f,t)
67,69c68,70
<       mov(n-1,f,o);
<       mov(1,f,t);
<       mov(n-1,o,t);
---
 >       (void)mov(n-1,f,o);
 >       (void)mov(1,f,t);
 >       (void)mov(n-1,o,t);

cc -O3 -march=i686 -mcpu=i686 -fomit-frame-pointer hanoi.c -o hanoi cc -O3 -march=i686 -mcpu=i686 -fomit-frame-pointer hanoi2.c -o hanoi2 ./hanoi 10 536837 loops ./hanoi 10 538709 loops ./hanoi2 10 850127 loops ./hanoi2 10 852651 loops

Huu ?

Margit

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