| /* | |
| * Generic 32-bit unary floating-point operation. Provide an "instr" | |
| * line that specifies an instruction that performs "s1 = op s0". | |
| * | |
| * for: int-to-float, float-to-int | |
| */ | |
| /* unop vA, vB */ | |
| mov r3, rINST, lsr #12 @ r3<- B | |
| VREG_INDEX_TO_ADDR(r3, r3) @ r3<- &vB | |
| flds s0, [r3] @ s0<- vB | |
| mov r9, rINST, lsr #8 @ r9<- A+ | |
| FETCH_ADVANCE_INST(1) @ advance rPC, load rINST | |
| and r9, r9, #15 @ r9<- A | |
| $instr @ s1<- op | |
| GET_INST_OPCODE(ip) @ extract opcode from rINST | |
| VREG_INDEX_TO_ADDR(r9, r9) @ r9<- &vA | |
| fsts s1, [r9] @ vA<- s1 | |
| GOTO_OPCODE(ip) @ jump to next instruction |