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Hi, I am trying to cross compile code for ARM Cortex m0, m3, and m4. For m0, I use: -target armv6--eabi -mcpu=cortex-m0 That seems to work. For m3 and m4, I use the following which does not work (fatal error: error in backend: CPU: 'cortex-m3' does not support ARM mode): -target armv7m--eabi -mcpu=cortex-m3 and -target armv7em--eabi -mcpu=cortex-m4 Who can help me with the

Hi Jan, For Cortex-M0, you should probably use the armv6m string in the target triple. For M3 and M4 you need to use the thumbv7m arch string, -mthumb won't be necessary. Amara On 11 October 2013 19:23, Jan Hoogerbrugge < jan.hoogerbrugge at biface-tools.com> wrote: > Hi, > > I am trying to cross compile code for ARM Cortex m0, m3, and m4. > > For m0, I use: > > -target armv6--eabi -mcpu=cortex-m0 > > That seems to work. For m3 and m4, I use the following which does not work > (fatal error: error in backen...