Does STM32G431 have an Arithmetic Left Shift operation.

[Asoni.1]

..

[Uwe Bonnes]

It seems there is no ASL. However LSL should do the job.

[waclawek.jan]

If you mean sign-preserving left-shift, then no.

For the Cortex-M4 instruction set, see PM0214.

JW

[Uwe Bonnes]

Use "* (1 << shift)" as workaround to preserve sign