| /* | |
| * Generic 32-bit floating point "/2addr" binary operation. Provide | |
| * an "instr" line that specifies an instruction that performs | |
| * "s2 = s0 op s1". | |
| * | |
| * For: add-float/2addr, sub-float/2addr, mul-float/2addr, div-float/2addr | |
| */ | |
| /* binop/2addr vA, vB */ | |
| mov r3, rINST, lsr #12 @ r3<- B | |
| mov r9, rINST, lsr #8 @ r9<- A+ | |
| VREG_INDEX_TO_ADDR r3, r3 @ r3<- &vB | |
| and r9, r9, #15 @ r9<- A | |
| flds s1, [r3] @ s1<- vB | |
| VREG_INDEX_TO_ADDR r9, r9 @ r9<- &vA | |
| FETCH_ADVANCE_INST 1 @ advance rPC, load rINST | |
| flds s0, [r9] @ s0<- vA | |
| $instr @ s2<- op | |
| GET_INST_OPCODE ip @ extract opcode from rINST | |
| fsts s2, [r9] @ vAA<- s2 | |
| GOTO_OPCODE ip @ jump to next instruction |