On 12/10/16 10:26, p...@cmp.felk.cvut.cz wrote:
SMP build is broken with i386 set because libatomic and GCC
generate infinite loop for __atomic_fetch_add_4 used
in rtems_interrupt_lock_acquire

__atomic_fetch_add_4:
     push   %ebp
     mov    %esp,%ebp
     movl   $0x5,0x10(%ebp)
     pop    %ebp
     jmp    __atomic_fetch_add_4

Do you have a test case for this compiler/RTEMS bug? The use of libatomic is inefficient, but it should work.

--
Sebastian Huber, embedded brains GmbH

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