Subject: Re: Floating Point Instruction Register And As
To: Ken Nakata <kenn@synap.ne.jp>
From: Paul Goyette <paul@whooppee.com>
List: port-mac68k
Date: 06/22/1999 18:11:07
Also, remember that Motorola assembler syntax is different than GNU/MIT
syntax. Perhaps it might be as easy as reversing the order of the
operands on the fmovel instruction?
On Wed, 23 Jun 1999, Ken Nakata wrote:
> On Tue, 22 Jun 1999 17:50:36 -0400, Andy Finnell <andyf@vei.net> wrote:
> > I'm having a little trouble referencing the floating point instruction
> > register when using as. According to Motorola's 68k PM, the register is
> > called fpiar, and can be read and written to using the fmovel
> > instruction. However when I try to do this (either read or write), as
> > complains that there is a instruction/operand mismatch. I soon found
> > that the assembler doesn't recongize fpiar as a fp register. Does
> > anyone know what as calls the floating point instruction register? I
> > can't think of any C code I could compile down that would modify the
> > fpiar explicitly.
>
> I know, but I forgot (DUH). Well, seriously, I'd suggest that you
> read the info file that comes with gas. It has a section for assembly
> syntax of each processor architecture gas supports.
>
> Hope it helps,
>
> Ken
>
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