Re: arm instructions used by gcc

[Tom Crick <tc at cs dot bath dot ac dot uk>]

On Wed, 2005-05-11 at 13:47, gcc-help-digest-help@gcc.gnu.org wrote:
> 
> ______________________________________________________________________
> From: Ian Lance Taylor <ian@airs.com>
> To: Shakthi Kannan <shakstux@yahoo.com>
> Cc: gcc-help@gcc.gnu.org
> Subject: Re: arm instructions used by gcc
> Date: Tue, 10 May 2005 15:02:41 -0400
> 
> Shakthi Kannan <shakstux@yahoo.com> writes:
> 
> > The big picture: I am trying to write an ARM
> > instruction set simulator using Qt. I am using lex and
> > yacc for lexical and syntax analysis. This will
> > generate an intermediate output that will be parsed by
> > Qt.
> > 
> > I would like to know the ARM assembly instructions
> > that are used in gcc for generating ARM code.
> > 
> > I did look at the gcc internals and hardware
> > description from here:
> > 
> > http://gcc.gnu.org/onlinedocs/gccint/Machine-Desc.html#Machine-Desc
> > 
> > As a newbie, I am not able to interpret the arm.md
> > file in gcc/config/arm. Is there any other
> > documentation with numerous examples to illustrate the
> > inner working of gcc and its code generation process?
> > 
> > Any links/pointers in this regard is appreciated.
> 
> gcc doesn't document instruction set details.  For details on the ARM
> instruction set, you need to head over to http://arm.com/.  The last
> time I looked, there was a way to sign up for them to send you a CD
> with all the details.

Check out: 
http://www.arm.com/documentation/Instruction_Set/index.html 
for a nice reference card.

Or buy the ARM ARM: 
http://www.amazon.co.uk/exec/obidos/ASIN/0201737191

Cheers,

Tom