---
name: "function::fp32_to_fp64"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/function::fp32_to_fp64"
---

# function::fp32\_to\_fp64(3stap)

Convert fp32 to 64 bit floating point

## NAME

function::fp32\_to\_fp64 - Convert fp32 to 64 bit floating point

## SYNOPSIS

```
    fp32_to_fp64:long(input:long)
```

## ARGUMENTS

*input*

a long integer

## DESCRIPTION

Convert from 32 bit floating point to a 64 bit softfloat floating point.

## SEE ALSO0

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