* config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
cpmovtocc_P0S_P1): Mark volatile.  Note which registers are
written to.
* config/mep/intrinsics.md: Regenerated.
* config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
registers when asm() or calls are detected.

From-SVN: r149361