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([2600:380:c478:16a6:d552:daa5:6691:718e]) by smtp.gmail.com with ESMTPSA id k7sm2035194ilq.48.2020.11.05.16.50.00 for <9fans@9fans.net> (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 05 Nov 2020 16:50:00 -0800 (PST) Content-Type: multipart/alternative; boundary=Apple-Mail-263CD4B4-8EF9-4FEB-84A0-3B5552238E06 Content-Transfer-Encoding: 7bit From: "Don A. Bailey" Mime-Version: 1.0 (1.0) Subject: Re: [9fans] Arm Thumb compiler for Cortex-M Date: Thu, 5 Nov 2020 18:49:59 -0600 Message-Id: <8DCE6717-CFE8-4281-8ADE-36B263524548@gmail.com> References: In-Reply-To: To: 9fans <9fans@9fans.net> X-Mailer: iPhone Mail (18A393) Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 07449d4a-1fca-11eb-9cec-c991a00365bc --Apple-Mail-263CD4B4-8EF9-4FEB-84A0-3B5552238E06 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Where the heck is the inferno tree? > On Nov 5, 2020, at 6:48 PM, Charles Forsyth wr= ote: >=20 > =EF=BB=BF > tc is different because the register allocation and code generation strate= gies are different from normal ARM >=20 >> On Fri, Nov 6, 2020 at 12:46 AM Charles Forsyth wrote: >> It's utils/tc in the Inferno tree. 5a does both ARM32 and Thumb (because i= t's abstract assembly), as does 5l. >>=20 >>> On Fri, Nov 6, 2020 at 12:28 AM Don A. Bailey wro= te: >>> Any source available? >>>=20 >>>>> On Nov 5, 2020, at 6:11 PM, Charles Forsyth wrote: >>>>>=20 >>>> =EF=BB=BF >>>> There was a 5[ac] variant for Inferno (ta, tc) that produced Thumb code= , and 5l could link Thumb and ARM32 code. >>>> That wasn't extended once Thumb-2 was issued, since it was different en= ough to require a fair amount of work and we had no immediate application on= the Cortex. >>>>=20 >>>>=20 >>>>> On Thu, Nov 5, 2020 at 11:38 PM Thaddeus Woskowiak wrote: >>>>> I would like to know if anyone is working on or exists an Arm Thumb >>>>> compiler so one could use plan 9 to program Arm Cortex M0/3/4/7 >>>>> microcontrollers directly. I know of Charles Forsyth's xc AVR compiler= >>>>> which is also interesting. Though I have yet to try it out. >>>>>=20 >>>>> -taw >>>>>=20 >>>>> ------------------------------------------ >>>>> 9fans: 9fans >>>>> Permalink: https://9fans.topicbox.com/groups/9fans/Tc22ac8ae61456f10-M= 53d9114f6a2c6402ef14fd63 >>>>> Delivery options: https://9fans.topicbox.com/groups/9fans/subscription= >=20 > 9fans / 9fans / see discussions + participants + delivery options Permalin= k --Apple-Mail-263CD4B4-8EF9-4FEB-84A0-3B5552238E06 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
Where the heck is the infe= rno tree?

On Nov 5, 2020= , at 6:48 PM, Charles Forsyth <charles.forsyth@gmail.com> wrote:
=EF=BB=BFtc is different because the register allocation and code gener= ation strategies are different from normal ARM

On Fri, Nov 6, 2020 at 12:46 AM= Charles Forsyth <charles.fo= rsyth@gmail.com> wrote:
It's utils/tc in the Inferno tree. 5a does bot= h ARM32 and Thumb (because it's abstract assembly), as does 5l.
On Fri, N= ov 6, 2020 at 12:28 AM Don A. Bailey <don.bailey@gmail.com> wrote:
A= ny source available?

On N= ov 5, 2020, at 6:11 PM, Charles Forsyth <charles.forsyth@gmail.com> wrote:
<= br>
=EF=BB=BFThere was a 5[ac] variant for Inferno (ta, tc) that produced T= humb code, and 5l could link Thumb and ARM32 code.
That wasn't extended o= nce Thumb-2 was issued, since it was different enough to require a fair= amount of work and we had no immediate application on the Cortex.=


On Thu, Nov 5, 2020 at 11:38 PM Thaddeus Woskowiak <<= a href=3D"mailto:tswoskowiak@gmail.com" target=3D"_blank">tswoskowiak@gmail.= com> wrote:
I would like to know if anyone is working on or exists an Arm Thumb
compiler so one could use plan 9 to program Arm Cortex M0/3/4/7
microcontrollers directly. I know of Charles Forsyth's xc AVR compiler
which is also interesting. Though I have yet to try it out.

-taw

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9fans: 9fans
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