---
name: "function::fp_add"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/function::fp_add"
---

# function::fp\_add(3stap)

Addition between floating points

## NAME

function::fp\_add - Addition between floating points

## SYNOPSIS

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

## ARGUMENTS

*add1*

the 64 bit floating point addend

*add2*

second 64 bit floating point addend

## DESCRIPTION

Given addend 1 and addend 2, apply floating point adding

## SEE ALSO0

[*tapset::floatingpoint*(3stap)](/tapset::floatingpoint/3stap.md)