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

# [NAME](#NAME)

function::fp\_mul - Multiplication between floating points

# [SYNOPSIS](#SYNOPSIS)

```


    fp_mul:long(mul1:long,mul2:long)
```

# [ARGUMENTS](#ARGUMENTS)

*mul1*

the 64 bit floating point multiplicand

*mul2*

64 bit floating point multiplier

# [DESCRIPTION](#DESCRIPTION)

result is multiplicand times multiplier

# [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_mul(3stap) from systemtap 5.6-r1 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git