C2 compiler gets SIGILL/ILL_ILLOPC

[John Neffenger]

On 05/03/2018 01:18 AM, Edward Nevill wrote:
> gcc -o test_pld test_pld.c pld.s
> ./test_pld

Thank you, Ed. What am I doing wrong?

Ubuntu 16.04.4 LTS on Xeon workstation
--------------------------------------
$ arm-linux-gnueabihf-gcc --version
arm-linux-gnueabihf-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 
20160609

$ arm-linux-gnueabihf-gcc -o test_pld test_pld.c pld.s
pld.s: Assembler messages:
pld.s:4: Error: selected processor does not support `pldw [r0,#128]' in 
ARM mode

Ubuntu 14.04.5 LTS on i.MX507 device
------------------------------------
$ gcc --version
gcc (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.4) 4.8.4

$ gcc -o test_pld test_pld.c pld.s
pld.s: Assembler messages:
pld.s:4: Error: selected processor does not support ARM mode `pldw 
[r0,#128]'

Ubuntu 14.04.5 LTS on QEMU
--------------------------
$ gcc --version
gcc (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.4) 4.8.4

$ gcc -o test_pld test_pld.c pld.s
pld.s: Assembler messages:
pld.s:4: Error: selected processor does not support ARM mode `pldw 
[r0,#128]'

Ubuntu 16.04.4 LTS on QEMU
--------------------------
$ gcc --version
gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609

$ gcc -o test_pld test_pld.c pld.s
pld.s: Assembler messages:
pld.s:4: Error: selected processor does not support `pldw [r0,#128]' in 
ARM mode

Ubuntu 18.04 LTS on QEMU
------------------------
$ gcc --version
gcc (Ubuntu/Linaro 7.3.0-16ubuntu3) 7.3.0

$ gcc -o test_pld test_pld.c pld.s
pld.s: Assembler messages:
pld.s:4: Error: selected processor does not support `pldw [r0,#128]' in 
ARM mode

Thanks,
John