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Date: | Mon, 19 Mar 2001 21:47:10 +0200 |
From: | "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il> |
Sender: | halo1 AT zahav DOT net DOT il |
To: | Nate Eldredge <neldredge AT hmc DOT edu> |
Message-Id: | <7458-Mon19Mar2001214709+0200-eliz@is.elta.co.il> |
X-Mailer: | Emacs 20.6 (via feedmail 8.3.emacs20_6 I) and Blat ver 1.8.6 |
CC: | djgpp AT delorie DOT com |
In-reply-to: | <83hf0plj6q.fsf@mercury.st.hmc.edu> (message from Nate Eldredge |
on 19 Mar 2001 10:14:53 -0800) | |
Subject: | Re: Whats up with sqrt? |
References: | <5BF60CD649EDD411A04600B0D049F53A092586 AT hydmail02 DOT hyd DOT wilco-int DOT com> <8361-Sat17Mar2001120444+0200-eliz AT is DOT elta DOT co DOT il> <k90abt0dbe655htsov7mleapeos0702qu8 AT 4ax DOT com> <83hf0plj6q DOT fsf AT mercury DOT st DOT hmc DOT edu> |
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> From: Nate Eldredge <neldredge AT hmc DOT edu> > Newsgroups: comp.os.msdos.djgpp > Date: 19 Mar 2001 10:14:53 -0800 > > Jason Green <news AT jgreen4 DOT fsnet DOT co DOT uk> writes: > > > "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il> wrote: > > > > > In fact, for most arguments, code produced by latest versions of GCC > > > doesn't even call the library function, it emits an FP instruction > > > that computes the square root directly. > > > > What arguments would cause the library function to be called? > > -fno-builtins, IIRC. I believe this is an answer to a different question: how to prevent GCC from not calling the library for some of the math functions. I think Jason was asking about the function arguments that would cause GCC to call the library.
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