Weddington, Eric wrote:
>
>> From: Georg-Johann Lay
>> Weddington, Eric schrieb:
sizeof(double) = 4 also breaks the standard...
>>> Hence, one of the reasons to have correct doubles added to the
>>> backend.
>> Would a patch for 4.7 be supported by avr maintainers?
>>
>> Patch would look like
On 12/01/2012 21:09, Weddington, Eric wrote:
-Original Message-
From: Georg-Johann Lay
Sent: Thursday, January 12, 2012 10:55 AM
To: Weddington, Eric
Cc: Joerg Wunsch; avr-gcc-list@nongnu.org
Subject: Re: [avr-gcc-list] AVR Libc int32_t and uint32_t typedefs
areincorrect
sizeof(doubl
David Brown wrote:
> Why not say -mint8 is dead? [...]
>
> Then "-mint8" can be marked "deprecated" in gcc 4.7, and removed in the
> future.
I think the -mint8 can be removed immediately without deprecating it
beforehand. -mint8 is badly broken since 4.5 anyways. Specifying -mint8 will
run into
On 13/01/2012 12:56, Georg-Johann Lay wrote:
David Brown wrote:
Why not say -mint8 is dead? [...]
Then "-mint8" can be marked "deprecated" in gcc 4.7, and removed in the
future.
I think the -mint8 can be removed immediately without deprecating it
beforehand. -mint8 is badly broken since 4.5
> -Original Message-
> From: avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org
> [mailto:avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org] On
> Behalf Of Joerg Wunsch
> Sent: Friday, January 13, 2012 12:35 AM
> To: avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR
On Thursday 12 January 2012, Weddington, Eric wrote:
> The problem that I have with -mint8 is:
> - it doesn't follow the standard
> - it breaks avr-libc (or rather, avr-libc isn't adapted to it)
> - people use it, because the backend hasn't been taught how to do the
> right thing.
>
> The thing is
> -Original Message-
> From: avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org
> [mailto:avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org] On
> Behalf Of Ruud Vlaming
> Sent: Friday, January 13, 2012 6:38 AM
> To: avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR
> -Original Message-
> From: Georg-Johann Lay [mailto:a...@gjlay.de]
> Sent: Friday, January 13, 2012 2:13 AM
> To: Weddington, Eric
> Cc: Joerg Wunsch; avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR Libc int32_t and uint32_t typedefs are
> incorrect
>
> avr-libc can stay as i
> > The problem i have with the standard C is that it lacks a
> > proper 8 bit arithmetic. That is why -mint8 comes in so
> > handy, and produces very compact code. In many
> > cases 8 bit are more than enough to do the job, but within
> > the standard you are enforced to use a char (!) for nu
Weddington, Eric wrote:
>
> I agree with you except for one point: I don't want to *have* to do a
> hack (-mint8) to have the compiler do the right thing.
As already said it *changes the ABI*. The compiler will never know if different
ABI is okay by staring at its crystal ball... ;-)
___
> -Original Message-
> From: Georg-Johann Lay [mailto:a...@gjlay.de]
> Sent: Friday, January 13, 2012 7:59 AM
> To: Weddington, Eric
> Cc: Ruud Vlaming; avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR Libc int32_t and uint32_t typedefs are
> incorrect
>
> Weddington, Eric wrote
On 13/01/2012 18:24, Weddington, Eric wrote:
IMNSHO, Code space trumps all other concerns.
Eric
I don't agree with that. It's seldom that I run out of code space on
AVR's - it's more often that I want more effective code (which means
slower clocks, less power, etc.).
Experiences vary, a
On 13/01/2012 14:37, Ruud Vlaming wrote:
On Thursday 12 January 2012, Weddington, Eric wrote:
The problem that I have with -mint8 is:
- it doesn't follow the standard
- it breaks avr-libc (or rather, avr-libc isn't adapted to it)
- people use it, because the backend hasn't been taught how to do
> -Original Message-
> From: avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org
> [mailto:avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org] On
> Behalf Of David Brown
> Sent: Friday, January 13, 2012 10:45 AM
> To: avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR
> -Original Message-
> From: avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org
> [mailto:avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org] On
> Behalf Of David Brown
> Sent: Friday, January 13, 2012 10:48 AM
> To: avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR
Weddington, Eric wrote:
>
>>
>> Weddington, Eric wrote:
>>> I agree with you except for one point: I don't want to *have* to do
>>> a hack (-mint8) to have the compiler do the right thing.
>> As already said it *changes the ABI*. The compiler will never know if
>> different
>> ABI is okay by stari
> -Original Message-
> From: Georg-Johann Lay [mailto:a...@gjlay.de]
> Sent: Friday, January 13, 2012 12:28 PM
> To: Weddington, Eric
> Cc: Ruud Vlaming; avr-gcc-list@nongnu.org
> Subject: Re: [avr-gcc-list] AVR Libc int32_t and uint32_t typedefs are
> incorrect
>
> Weddington, Eric wrot
On 13/01/12 20:17, Weddington, Eric wrote:
-Original Message-
From: avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org
[mailto:avr-gcc-list-bounces+eric.weddington=atmel@nongnu.org] On
Behalf Of David Brown
Sent: Friday, January 13, 2012 10:45 AM
To: avr-gcc-list@nongnu.org
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