| %default {"instr":""} | |
| /* | |
| * Generic 32-bit unary operation. Provide an "instr" line that | |
| * specifies an instruction that performs "result = op eax". | |
| */ | |
| /* unop vA, vB */ | |
| movzbl rINSTbl,%ecx # ecx <- A+ | |
| sarl $$4,rINST # rINST <- B | |
| GET_VREG %eax, rINST # eax <- vB | |
| andb $$0xf,%cl # ecx <- A | |
| $instr | |
| SET_VREG %eax, %ecx | |
| ADVANCE_PC_FETCH_AND_GOTO_NEXT 1 |