Date: Wed, 22 Mar 2000 19:46:19 -0500 (EST) From: mi@video-collage.com, UNEXPECTED_DATA_AFTER_ADDRESS@.SYNTAX-ERROR To: Brad Knowles <blk@skynet.be> Cc: obrien@FreeBSD.ORG, Howard Leadmon <howardl@account.abs.net>, freebsd-alpha@FreeBSD.ORG, freebsd-stable@FreeBSD.ORG Subject: benefits of -ON+1 (Re: Compiler problems with -O2 ...) Message-ID: <200003230046.TAA79141@dufus.video-collage.com> In-Reply-To: <v04220803b4ff04459dcb@[194.78.238.239]>
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On 23 Mar, Brad Knowles wrote: = I'm sorry, at best here we're talking a few tenths of a = percentage point of increased speed (if that), and maybe a few = milliseconds saved -- right? I have some benchmark results at http://virtual-estates.net/bm/ ... It analyzes archivers (gzip and bzip). Bzip is not as hand-optimized as gzip (which uses asm on i386), and it shows -- -O3 makes it noticeably faster compared to -O, while gzip is faster with -O... -mi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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