| Douglas Leung | 200f040 | 2016-02-25 20:05:47 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Generic 32-bit binary float operation. |
| 3 | * |
| 4 | * For: add-fp, sub-fp, mul-fp, div-fp, rem-fp |
| 5 | */ |
| 6 | |
| 7 | /* binop vAA, vBB, vCC */ |
| 8 | FETCH(a0, 1) # a0 <- CCBB |
| Alexey Frunze | 84603bf | 2016-10-21 19:54:43 -0700 | [diff] [blame] | 9 | GET_OPA(rOBJ) # rOBJ <- AA |
| Douglas Leung | 200f040 | 2016-02-25 20:05:47 -0800 | [diff] [blame] | 10 | srl a3, a0, 8 # a3 <- CC |
| 11 | and a2, a0, 255 # a2 <- BB |
| 12 | GET_VREG_F(fa1, a3) # a1 <- vCC |
| 13 | GET_VREG_F(fa0, a2) # a0 <- vBB |
| 14 | |
| 15 | FETCH_ADVANCE_INST(2) # advance rPC, load rINST |
| 16 | $instr # f0 = result |
| Douglas Leung | 200f040 | 2016-02-25 20:05:47 -0800 | [diff] [blame] | 17 | GET_INST_OPCODE(t0) # extract opcode from rINST |
| Alexey Frunze | 84603bf | 2016-10-21 19:54:43 -0700 | [diff] [blame] | 18 | SET_VREG_F_GOTO(fv0, rOBJ, t0) # vAA <- fv0 |