From: H.J. Lu (hlu@eecs.wsu.edu)
Date: 02/24/93


From: hlu@eecs.wsu.edu (H.J. Lu)
Subject: Re: GCC questions
Date: Wed, 24 Feb 1993 22:52:58 GMT

In article <1993Feb24.175558.23950@news.uit.no>, jense@stud.cs.uit.no (Jens Kristian Elstad) writes:
|> Hi!
|>
|> I've just got a (silly I guess) question. What do the -m486 flag
|> actually do.
|>

Make binaries run faster under i486.

|> If a source prog is compiled on a 486 machine with the -m486, is it
|> then possible to run the prog on a 386...???
|>

Yes.

|> In other words does -m486 use instructions not avaidable on the 386?
|>

So far, gcc hasn't use them yet. It is not likely it will.

|> Thanks in advance.
|>
|> Kristian.
|> jense@stud.cs.uit.no
|>

H.J.