[Info-vax] Python for x86?

[Arne Vajhøj]

On 5/9/2023 11:32 PM, Dave Froble wrote:
> On 5/9/2023 6:38 PM, Chris Townley wrote:
>> Arne posted a link to the code before, but the relevant bits are:
>>
>> Arne's version:
>>
>> sub testfp(integer xscale)
>>
>> declare integer constant NFP = 1000
>> declare integer constant N = 1000000
>> declare integer i, j, nfpscale
>> declare double sum
> ^^^^^^^^^^^^^^^^^^^^
> 
> I'm thinking that is the problem.  There will be many conversions.

sum has to be FP in testfp.

The problem was in testint.

>>     for j = 1 to N
>>         sum = ((sum + 1) * 2 + 1) / 2

 > "1", "2", "1", and "2" are all FP

so:

 >>     for j = 1 to N
 >>         sum = ((sum + 1%) * 2% + 1%) / 2%
 >>     next j

And that was the problem.

The assumption that 1 and 2 were integer literals.

Arne