Home | History | Annotate | Download | only in avr

Lines Matching defs:NULL_RTX

529   rtx sub_5 = NULL_RTX;
988       rtx xcompare = NULL_RTX;
1857           && find_reg_note (insn, REG_NON_LOCAL_GOTO, NULL_RTX))
2926               push_reload (XEXP (mem, 0), NULL_RTX, &XEXP (mem, 0), NULL,
2932                            POINTER_REGS, XEXP (mem, 0), NULL_RTX);
2934               push_reload (mem, NULL_RTX, &XEXP (x, 0), NULL,
2940                            BASE_POINTER_REGS, mem, NULL_RTX);
2948           push_reload (x, NULL_RTX, px, NULL,
2954                        POINTER_REGS, x, NULL_RTX);
2960   return NULL_RTX;
3600   return NULL_RTX;
3741    EXCLUDE is either NULL_RTX or some register. In the case where EXCLUDE
3747    Return a QImode d-register or NULL_RTX if nothing found.  */
3787   return NULL_RTX;
3938       if (xop[3] != NULL_RTX)
4120           output_reload_in_const (operands, NULL_RTX, plen, false);
5180           return output_reload_insisf (operands, NULL_RTX, real_l);
5632           return avr_out_reload_inpsi (op, NULL_RTX, plen);
8092    printed with PLEN == NULL.  XOP[3] is an 8-bit scratch register or NULL_RTX.
8373     : NULL_RTX;
8662   op[3] = PARALLEL == GET_CODE (xpattern) ? xop[3] : NULL_RTX;
8840      op[2]: 8-bit clobber register, SCRATCH or NULL_RTX.
8841      op[3]: 8-bit register containing 0xff or NULL_RTX  */
8844   op[2] = QImode == mode ? NULL_RTX : xop[3];
8845   op[3] = NULL_RTX;
8887               if (op[3] != NULL_RTX)
9065                 xbitno == NULL_RTX ? operands [3] : xbitno };
9212   rtx clrw = NULL_RTX;
9608   rtx movw = sign_extend ? NULL_RTX : clrw;
9822             if (move[i].src != NULL_RTX)
9825                     || move[move[i].links].src == NULL_RTX)
9833                     move[i].src = NULL_RTX;
9966       avr_out_insert_notbit (insn, op, NULL_RTX, &len);
10772   if (mem != NULL_RTX && MEM_P (mem)
12489     return avr_libcall_value (TYPE_MODE (type), NULL_RTX);
12742    CLOBBER_REG is a QI clobber register or NULL_RTX.
12787   if (NULL_RTX == clobber_reg
12924       if (NULL_RTX == clobber_reg
12947       gcc_assert (NULL_RTX != clobber_reg);
12969    into a NO_LD_REGS register.  If CLOBBER_REG is NULL_RTX we either don't
12988    into a NO_LD_REGS register.  If CLOBBER_REG is NULL_RTX we either don't
13706         *hreg = NULL_RTX;
13807   rtx a_hi8 = NULL_RTX;
14650   if (target == NULL_RTX
14660       rtx op = expand_expr (arg, NULL_RTX, VOIDmode, EXPAND_NORMAL);
14691   if (pat == NULL_RTX)
14692     return NULL_RTX;
14731         op0 = expand_expr (arg0, NULL_RTX, VOIDmode, EXPAND_NORMAL);
14738         return NULL_RTX;
14744         op0 = expand_expr (arg0, NULL_RTX, VOIDmode, EXPAND_NORMAL);
14751         return NULL_RTX;
14757         op0 = expand_expr (arg0, NULL_RTX, VOIDmode, EXPAND_NORMAL);
14793           return expand_expr (CALL_EXPR_ARG (exp, 0), NULL_RTX, mode,
14827       return NULL_RTX;