| %default {"preinstr":"", "result0":"a0", "result1":"a1"} | |
| /* | |
| * Generic 64-bit unary operation. Provide an "instr" line that | |
| * specifies an instruction that performs "result = op a0/a1". | |
| * This could be MIPS instruction or a function call. | |
| * | |
| * For: neg-long, not-long, neg-double, long-to-double, double-to-long | |
| */ | |
| /* unop vA, vB */ | |
| GET_OPA4(t1) # t1 <- A+ | |
| GET_OPB(a3) # a3 <- B | |
| EAS2(a3, rFP, a3) # a3 <- &fp[B] | |
| EAS2(rOBJ, rFP, t1) # rOBJ <- &fp[A] | |
| LOAD64(a0, a1, a3) # a0/a1 <- vAA | |
| FETCH_ADVANCE_INST(1) # advance rPC, load rINST | |
| $preinstr # optional op | |
| $instr # a0/a1 <- op, a2-a3 changed | |
| GET_INST_OPCODE(t0) # extract opcode from rINST | |
| STORE64($result0, $result1, rOBJ) # vAA <- a0/a1 | |
| GOTO_OPCODE(t0) # jump to next instruction | |
| /* 12-13 instructions */ | |