Re: array limits on arm ampere

I get the same issue on a laptop (hp probook).

it seems that 4194303  is the max. I found possible using the OP code.

Habs


On Wed, 24 Jan 2024 at 23:32, Don Cohen <
[email protected]> wrote:

>
> I've recently started using oracle cloud and I
> notice that I can't allocate an array of >= 4M characters.
>
> On intel with
>  *features*
> (:REGEXP :WILDCARD :SYSCALLS :I18N :LOOP :COMPILER :CLOS :MOP :CLISP
> :ANSI-CL
>  :COMMON-LISP :LISP=CL :INTERPRETER :LOGICAL-PATHNAMES :MT :SOCKETS
>  :GENERIC-STREAMS :FFI :GETTEXT :UNICODE :BASE-CHAR=CHARACTER :WORD-SIZE=64
>  :PC386 :UNIX)
> (length (make-array  (* 1024 1024 4)
>         :element-type 'character
>         :fill-pointer t :adjustable t))
> => 4194304
>
> but on ampere with
> *features*
> (:READLINE :REGEXP :WILDCARD :SYSCALLS :I18N :LOOP :COMPILER :CLOS :MOP
> :CLISP
>  :ANSI-CL :COMMON-LISP :LISP=CL :INTERPRETER :LOGICAL-PATHNAMES :SOCKETS
>  :GENERIC-STREAMS :SCREEN :FFI :GETTEXT :UNICODE :BASE-CHAR=CHARACTER
>  :WORD-SIZE=64 :UNIX)
> *** - string too long: desired length 4194304 exceeds the supported
> maximum length
>
> Both say
> array-dimension-limit
> 4294967296
> (interestingly, one MORE than impnotes says should be the value
> for a 64 bit cpu)
>
>
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>

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