| /* |
| * See op_mul_long.S for more details |
| */ |
| /* mul-long/2addr vA, vB */ |
| GET_OPA4(rOBJ) # rOBJ <- A+ |
| |
| EAS2(t0, rFP, rOBJ) # t0 <- &fp[A] |
| LOAD64(a0, a1, t0) # vAA.low / high |
| |
| GET_OPB(t1) # t1 <- B |
| EAS2(t1, rFP, t1) # t1 <- &fp[B] |
| LOAD64(a2, a3, t1) # vBB.low / high |
| |
| mul v1, a3, a0 # v1= a3a0 |
| #ifdef MIPS32REVGE6 |
| mulu v0, a2, a0 # v0= a2a0 |
| muhu t1, a2, a0 |
| #else |
| multu a2, a0 |
| mfhi t1 |
| mflo v0 # v0= a2a0 |
| #endif |
| mul t2, a2, a1 # t2= a2a1 |
| addu v1, v1, t1 # v1= a3a0 + hi(a2a0) |
| addu v1, v1, t2 # v1= v1 + a2a1; |
| |
| FETCH_ADVANCE_INST(1) # advance rPC, load rINST |
| GET_INST_OPCODE(t1) # extract opcode from rINST |
| # vAA <- v0 (low) |
| SET_VREG64(v0, v1, rOBJ) # vAA+1 <- v1 (high) |
| GOTO_OPCODE(t1) # jump to next instruction |