Lines Matching refs:_inst
265 * Extract instruction byte from 16-bit fetch (_inst is a u2).
267 #define INST_INST(_inst) ((_inst) & 0xff)
272 #define INST_REPLACE_OP(_inst, _opcode) (((_inst) & 0xff00) | _opcode)
275 * Extract the "vA, vB" 4-bit registers from the instruction word (_inst is u2).
277 #define INST_A(_inst) (((_inst) >> 8) & 0x0f)
278 #define INST_B(_inst) ((_inst) >> 12)
282 * (_inst is u2)
284 #define INST_AA(_inst) ((_inst) >> 8)
