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Date: | 15 May 1992 13:16:05 -0400 (EDT) |
From: | JMILLER AT CHESS DOT EISC DOT UTOLEDO DOT edu |
Subject: | Optimization? |
To: | djgpp AT sun DOT soe DOT clarkson DOT edu |
Organization: | Edison Industrial Systems Center |
Status: | O |
I compiled dhrystone V2 (dh1.c and dh2.c) using -O, -O2, and no optimization. There was no difference at all between -O and -O2. Is this to be expected? Both executables provided a rating of about 12,100 on a 386/33 mhz machine. Without optimization, the performance dropped to around 8300. Thanks.
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