+ /* Target description specifies a BFD architecture, which is
+ different from ARC cpu, as accepted by disassembler (and most
+ other ARC tools), because cpu values are much more fine grained -
+ there can be multiple cpu values per single BFD architecture. As
+ a result this code should translate architecture to some cpu
+ value. Since there is no info on exact cpu configuration, it is
+ best to use the most feature-rich CPU, so that disassembler will
+ recognize all instructions available to the specified
+ architecture. */
+ switch (tdesc_arch->mach)
+ {
+ case bfd_mach_arc_arc601:
+ arc_disassembler_options = xstrdup ("cpu=arc601");
+ break;
+ case bfd_mach_arc_arc600:
+ arc_disassembler_options = xstrdup ("cpu=arc600");
+ break;
+ case bfd_mach_arc_arc700:
+ arc_disassembler_options = xstrdup ("cpu=arc700");
+ break;
+ case bfd_mach_arc_arcv2:
+ /* Machine arcv2 has three arches: ARCv2, EM and HS; where ARCv2
+ is treated as EM. */
+ if (arc_arch_is_hs (tdesc_arch))
+ arc_disassembler_options = xstrdup ("cpu=hs38_linux");
+ else
+ arc_disassembler_options = xstrdup ("cpu=em4_fpuda");
+ break;
+ default:
+ arc_disassembler_options = NULL;
+ break;
+ }