Re: [myhdl-list] Python bool type used as constant

[Jan D. <ja...@ja...>]

Thanks for the bug report. I have fixed this
in the maintenance and development branches.


On 07/14/2014 10:55 AM, Josy Boelen wrote:
> Hi all,
>
> The following code:
> def ramreader( Clk, Reset , ... , WRAP_AROUND ): # WRAP_AROUND is a Python
> bool constant
> ...
>     @always_...
>     def f():
>        ...
>        if not  WRAP_AROUND :
>
> gets converted to:
>        if (not '1') then
>
> which is invalid VHDL ...
>
> A work-around is to bring the constant to the highest level and
> conditionally generate the two cases:
>
> def ramreader( Clk, Reset , ... , WRAP_AROUND ): # WRAP_AROUND is a Python
> bool constant
> ...
>     if not  WRAP_AROUND :
>        @always_...
>        def f():
>           ...
>     else:
>        @always_...
>        def f():
>           ...
>
> Now we have duplicated the code and the maintenance
>
> Regards,
>
> Josy
>
>
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-- 
Jan Decaluwe - Resources bvba - http://www.jandecaluwe.com
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