| %default {"preinstr":"", "result0":"a0", "result1":"a1"} | |
| /* | |
| * Generic 32bit-to-64bit unary operation. Provide an "instr" line | |
| * that specifies an instruction that performs "result = op a0", where | |
| * "result" is a 64-bit quantity in a0/a1. | |
| * | |
| * For: int-to-long | |
| */ | |
| /* unop vA, vB */ | |
| GET_OPA4(rOBJ) # rOBJ <- A+ | |
| GET_OPB(a3) # a3 <- B | |
| GET_VREG(a0, a3) # a0 <- vB | |
| FETCH_ADVANCE_INST(1) # advance rPC, load rINST | |
| $preinstr # optional op | |
| $instr # result <- op, a0-a3 changed | |
| GET_INST_OPCODE(t0) # extract opcode from rINST | |
| SET_VREG64($result0, $result1, rOBJ) # vA/vA+1 <- a0/a1 | |
| GOTO_OPCODE(t0) # jump to next instruction | |
| /* 10-11 instructions */ |