gcc/gcc/reload1.c

263    perform input and output reloads of special objects.  They provide a
1420 	     to be something that needs input address reloads.  We
1478    splitting an insn into an "input" and an "output" part.  RELOAD_OTHER
1479    reloads are used in both.  The input part uses those reloads,
1480    RELOAD_FOR_INPUT reloads, which must be live over the entire input section
1500     struct needs input;
1550 	  this_needs = &insn_needs.input;
1666 	  insn_needs.input.regs[j][i]
1667 	    = MAX (insn_needs.input.regs[j][i]
1670 		   in_max + insn_needs.input.regs[j][i]);
1674 	    += MAX (MAX (insn_needs.input.regs[j][i],
1694       insn_needs.input.groups[i]
1695 	= MAX (insn_needs.input.groups[i]
1698 	       in_max + insn_needs.input.groups[i]);
1702 	+= MAX (MAX (insn_needs.input.groups[i],
3098 	/* Properly handle sharing input and constraint vectors.  */
4872       /* If it is used for some other input, can't use it.  */
4886       /* Can't use a register if it is used for an input address for this
4887 	 operand or used as an input in an earlier one.  */
4899       /* Can't use a register if it is used for an input address
4900          for this operand or used as an input in an earlier
5057       /* Similar to input address, except we start at the next operand for
5058 	 both input and input address and we do not check for
5227   /* Set if we see an input reload that must not share its reload register
5229      register with an output or input-output reload.  */
5271     /* For each input, we might have a sequence of RELOAD_FOR_INPADDR_ADDRESS,
5395 		  /* If there is no conflict in the input part, handle this
6135 	     if an equivalence for the input is available.  */
6425 	     A special case are auto_inc expressions; even if the input is
6572 	     But if it is an input reload, we might still merge
6989 		 because we don't make such reloads when both the input and
7303 	     See comments above (for input reloading).  */
7325 	     register only for an input reload, so check again here.  */
7498      RELOAD_FOR_OTHER_ADDRESS reloads for input addresses.
7560       /* If this is a non-inherited input reload from a pseudo, we must
7768 		 from an input reload.  */
8053    certain that reload J doesn't use REG any longer for input.  */
8459 	 may not be available after the insn in an input reload, we must do