%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 */ movzbq 2(rPC), %rax # rax <- BB movzbq 3(rPC), %rcx # rcx <- CC GET_VREG %eax, %rax # eax <- vBB $instr # ex: addl (rFP,%rcx,4),%eax SET_VREG $result, rINSTq ADVANCE_PC_FETCH_AND_GOTO_NEXT 2