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Re: examples of arm assem.

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From Hul Tytus <ht@panix.com>
Newsgroups comp.arch.embedded
Subject Re: examples of arm assem.
Date Thu, 13 May 2021 22:45:32 +0000 (UTC)
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Don, the objective is a small assembler for in-house use and
to be included with some equipment with arm processors. Some
list files for checking the immediate and branching calculations
and placements would be handy.

Hul


Don Y <blockedofcourse@foo.invalid> wrote:
> On 5/13/2021 6:28 AM, Theo wrote:
> > Hul Tytus <ht@panix.com> wrote:
> >>
> >> Anyone know where on the internet files of programs, or portions
> >> of such, written an Arm assembley can be found? I'm in need
> >> of examples of arm assembly to serve as test code for a just
> >> written assembler.
> > 
> > ARM has at least 4 instruction sets:
> > 
> > 1. The classic 32-bit ISA (32-bit instructions operating on 32 bit data)
> > 2. Thumb compressed 16-bit instructions (operating on 32 bit data)
> > 3. Thumb-2 compressed 16-bit instructions
> > (not strictly a separate ISA but a way to mix #1 and #2 in a single
> > instruction stream)
> > 4. AArch64 32-bit wide instructions operating on 64-bit data
> > (completely different from all the above)
> > 
> > There are then classic ARM 32-bit mnemonics, Thumb mnemonics and UAL
> > 'unified assembly language' intend to cover both with one syntax.
> > 
> > Plus armasm and gas have different ways of writing assembly code.
> > 
> > Choose your poison...

> It's unclear whether his tool targets one dialect, all, or can be
> commanded (command line switch) to address a specific one.

> One assumes that having the knowledge to craft such a tool would
> imply knowledge of the problem he's solving! (?)

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Thread

examples of arm assem. Hul Tytus <ht@panix.com> - 2021-05-08 19:28 +0000
  Re: examples of arm assem. Theo <theom+news@chiark.greenend.org.uk> - 2021-05-13 14:28 +0100
    Re: examples of arm assem. boB <boB@K7IQ.com> - 2021-05-13 11:50 -0700
      Re: examples of arm assem. Hul Tytus <ht@panix.com> - 2021-05-13 22:37 +0000
    Re: examples of arm assem. Don Y <blockedofcourse@foo.invalid> - 2021-05-13 11:54 -0700
      Re: examples of arm assem. Hul Tytus <ht@panix.com> - 2021-05-13 22:45 +0000
        Re: examples of arm assem. Don Y <blockedofcourse@foo.invalid> - 2021-05-13 16:55 -0700
        Re: examples of arm assem. Theo <theom+news@chiark.greenend.org.uk> - 2021-05-14 10:49 +0100
          Re: examples of arm assem. Hul Tytus <ht@panix.com> - 2021-05-14 13:26 +0000
  Re: examples of arm assem. Hul Tytus <ht@panix.com> - 2021-05-31 20:10 +0000
  Re: examples of arm assem. Jonathan Harston <jgh@mdfs.net> - 2021-05-25 17:29 -0700

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