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Broddo's avatar
Broddo
Icon for Occasional Contributor rankOccasional Contributor
1 year ago

NIOSV/g with FPU: inconsistent calculation results

I'm using a NIOSV/g with FPU enabled in a MAX10 project. The project involves heavy use of float point calculations, hence the need for the FPU. I noticed some occasionally inconsistent results in th...
Nios Architecture
LYGOOI's avatar
LYGOOI
Icon for New Contributor rankNew Contributor
1 year ago

Hi @Broddo,

Thanks for the design.
We are able to replicate the same issue. Found the cause, and currently investigating deeper.

As a temporary workaround, please perform the following steps:

  1. Disable cache in the Platform Designer
    (Select No Cache for both Instruction & Data cache)
  2. Enable C++ in BSP Editor
    (Checked the enable_c_plus_plus checkbox)

Regards,
Liang Yu