Gdb/OpenRISC-1000-Features

From Get docs

G.5.10 Openrisc 1000 Features

The ‘org.gnu.gdb.or1k.group0’ feature is required for OpenRISC 1000 targets. It should contain the 32 general purpose registers (‘r0’ through ‘r31’), ‘ppc’, ‘npc’ and ‘sr’.