| %def funopNarrower(srcreg="s0", tgtreg="d0", instr=""): | |
| /* | |
| * Generic 64bit-to-32bit floating point unary operation. Provide an | |
| * "instr" line that specifies an instruction that performs "$tgtreg = op $srcreg". | |
| * | |
| * For: int-to-double, float-to-double, float-to-long | |
| */ | |
| /* unop vA, vB */ | |
| lsr w3, wINST, #12 // w3<- B | |
| ubfx w4, wINST, #8, #4 // w4<- A | |
| GET_VREG_WIDE $srcreg, w3 | |
| FETCH_ADVANCE_INST 1 // advance rPC, load wINST | |
| $instr // d0<- op | |
| GET_INST_OPCODE ip // extract opcode from wINST | |
| SET_VREG $tgtreg, w4 // vA<- d0 | |
| GOTO_OPCODE ip // jump to next instruction |