FUNCTION::FP\_ADD(3stap) Floating point processing Taps FUNCTION::FP\_ADD(3stap)

# [NAME](#NAME)

function::fp\_add - Addition between floating points

# [SYNOPSIS](#SYNOPSIS)

```


    fp_add:long(add1:long,add2:long)
```

# [ARGUMENTS](#ARGUMENTS)

*add1*

the 64 bit floating point addend

*add2*

second 64 bit floating point addend

# [DESCRIPTION](#DESCRIPTION)

Given addend 1 and addend 2, apply floating point adding

# [SEE ALSO0](#SEE_ALSO0)

[*tapset::floatingpoint*(3stap)](/man/enterprise-packages/systemtap/tapset::floatingpoint.3stap)

September 2026 SystemTap Tapset Reference Ver

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Document: function::fp_add(3stap) from systemtap 5.6-r0 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git