From hchoi@panix.com Tue Jun 04 00:40:04 1996 Path: ashpoly!cascade!bigsur!panix!hchoi From: hchoi@panix.com (Hugo Choi) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Jun04.004004.7281@panix.com> Date: Tue, 04 Jun 1996 00:40:04 GMT Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Benchmarking various C compilers and FPU math libraries on a Macintosh IIci (25 MHz 68030 + 68882). By passing the -mc68882 compiler flag in Think C, all sin/cos and sqrt operations compile directly to FPU opcodes. Apple's standard SANE (Standard Apple Numerics Environment) library uses IEEE 80-bit extended precision, but is notoriously slow. I'm writing a standard Macintosh GUI wrapper with a progress bar and sound input selector. -- Hugo Choi "They will send a copy in my place." PC-9821Ap2 (NEC) / FreeBSD 2.1 From kstewart@rwth-aachen.de Thu Jun 06 02:52:04 1996 Path: ashpoly!bigsur!pacrim!jpgate!kamome!rwth-aachen!kstewart From: kstewart@rwth-aachen.de (Kenji Stewart) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Jun06.025204.2538@rwth-aachen.de> Date: Thu, 06 Jun 1996 02:52:04 GMT References: <1996Jun04.004004.7281@panix.com> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1996Jun04.004004.7281@panix.com>, hchoi@panix.com (Hugo Choi) writes: > Benchmarking various C compilers and FPU math libraries on a Macintosh IIci (25 MHz 68030 + 68882). > By passing the -mc68882 compiler flag in Think C, all sin/cos and sqrt operations compile directly to FPU opcodes. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- === Kenji Stewart === Dept of Electrical Engineering, RWTH Aachen Informatik "When every node is whole, the channel opens." From ekowalski@panix.com Fri Jun 07 02:24:04 1996 Path: ashpoly!cascade!bigsur!panix!ekowalski From: ekowalski@panix.com (Elaine Kowalski) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Jun07.022404.4642@panix.com> Date: Fri, 07 Jun 1996 02:24:04 GMT References: <1996Jun04.004004.7281@panix.com> <1996Jun06.025204.2538@rwth-aachen.de> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1996Jun06.025204.2538@rwth-aachen.de>, kstewart@rwth-aachen.de (Kenji Stewart) writes: > Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- Elaine Kowalski | ekowalski@panix.com PGP Key fingerprint: CA1D BC7B 3760 29EE "Keep the channels open." From kjohansson@inria.fr Sun Jun 09 00:24:04 1996 Path: ashpoly!cascade!mxgate!coyoacan!inria!kjohansson From: kjohansson@inria.fr (Katrin Johansson) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Jun09.002404.7151@inria.fr> Date: Sun, 09 Jun 1996 00:24:04 GMT References: <1996Jun04.004004.7281@panix.com> <1996Jun06.025204.2538@rwth-aachen.de> <1996Jun07.022404.4642@panix.com> Organization: INRIA Rocquencourt NNTP-Posting-Host: inria.fr X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Jun07.022404.4642@panix.com>, ekowalski@panix.com (Elaine Kowalski) writes: > Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- Katrin Johansson "The carrier frequency does not drift by accident." Amiga 3000T / Linux 1.2.13