---
title: vS64FullMulOdd
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.0+]
path: kernel/1411122-vs64fullmulodd
---

# vS64FullMulOdd

Signed 64-bit multiplication; results are twice as wide as multiplicands, odd-numbered elements of multiplicand vectors are used.  Note the big-endian convention: the leftmost element is element 0.

## Declaration

```occ
vSInt32 vS64FullMulOdd(vSInt32 vA, vSInt32 vB);
```