S32K3 exception with fdiv

[ssean]

Hello.

S32K312 MCU fall in exception handler after call __fdiv.

What should I do for use fdiv ?

[petervlna · Accepted solution]

Hello,

Looking at S32K3 manual i see S32K312 has 1x M7 core.

Further checking the core reference manual:

I expect that exception handler is called correctly as the float is not supported.

Please refer to M7 reference manual for details on supported divide instructions.

best regards,

Peter

[JOSP2000]

Hello

In which document can I find this information?

I checked S32K3XX REV07 but could not find it.

[petervlna]

Hello,

I was referring to core reference manual, not device one.

ARM ® v7-M Architecture
Reference Manual

Best regards,

Peter