| %default {"result":"%eax"} | |
| /* | |
| * Generic 32-bit binary operation. Provide an "instr" line that | |
| * specifies an instruction that performs "result = eax op (rFP,%ecx,4)". | |
| * This could be an x86 instruction or a function call. (If the result | |
| * comes back in a register other than eax, you can override "result".) | |
| * | |
| * For: add-int, sub-int, and-int, or-int, | |
| * xor-int, shl-int, shr-int, ushr-int | |
| */ | |
| /* binop vAA, vBB, vCC */ | |
| movzbl 2(rPC),%eax # eax<- BB | |
| movzbl 3(rPC),%ecx # ecx<- CC | |
| GET_VREG_R %eax %eax # eax<- vBB | |
| $instr # ex: addl (rFP,%ecx,4),%eax | |
| SET_VREG $result rINST | |
| FETCH_INST_OPCODE 2 %ecx | |
| ADVANCE_PC 2 | |
| GOTO_NEXT_R %ecx |