contrib/gcc/postreload.c

685   } reg_state[FIRST_PSEUDO_REGISTER];
689    and the store_ruid / use_ruid fields in reg_state.  */
754   /* Initialize last_label_ruid, reload_combine_ruid and reg_state.  */
758       reg_state[r].store_ruid = reload_combine_ruid;
760 	reg_state[r].use_index = -1;
762 	reg_state[r].use_index = RELOAD_COMBINE_MAX_USES;
777 	      reg_state[r].use_index = RELOAD_COMBINE_MAX_USES;
807 	  && last_label_ruid < reg_state[REGNO (SET_DEST (set))].use_ruid)
843 		      && reg_state[i].use_index == RELOAD_COMBINE_MAX_USES
844 		      && reg_state[i].store_ruid <= reg_state[regno].use_ruid
862 	      && reg_state[regno].use_index >= 0
863 	      && (reg_state[REGNO (base)].store_ruid
864 		  <= reg_state[regno].use_ruid)
872 	      if (reg_state[regno].offset != const0_rtx)
876 					  + INTVAL (reg_state[regno].offset)),
881 	      for (i = reg_state[regno].use_index;
883 		validate_change (reg_state[regno].reg_use[i].insn,
884 				 reg_state[regno].reg_use[i].usep,
896 		  if (reg_state[regno].offset != const0_rtx)
908 		  reg_state[regno].use_index = RELOAD_COMBINE_MAX_USES;
909 		  reg_state[REGNO (const_reg)].store_ruid
925 		reg_state[r].use_index = RELOAD_COMBINE_MAX_USES;
926 		reg_state[r].store_ruid = reload_combine_ruid;
943 		        reg_state[i].use_index = RELOAD_COMBINE_MAX_USES;
944 		        reg_state[i].store_ruid = reload_combine_ruid;
947 		      reg_state[i].use_index = -1;
967 	      reg_state[i].use_index = -1;
978 	      reg_state[regno].store_ruid = reload_combine_ruid;
979 	      reg_state[regno].use_index = -1;
988    update reg_state[regno].store_ruid and reg_state[regno].use_index
1019 	  reg_state[i].use_index = -1;
1020 	  reg_state[i].store_ruid = reload_combine_ruid;
1027 	  reg_state[i].store_ruid = reload_combine_ruid;
1028 	  reg_state[i].use_index = RELOAD_COMBINE_MAX_USES;
1066 	    reg_state[regno + nregs].use_index = -1;
1103 	      reg_state[regno + nregs].use_index = -1;
1111 	use_index = --reg_state[regno].use_index;
1120 	    if (! rtx_equal_p (offset, reg_state[regno].offset))
1122 		reg_state[regno].use_index = -1;
1130 	    reg_state[regno].offset = offset;
1131 	    reg_state[regno].use_ruid = reload_combine_ruid;
1133 	reg_state[regno].reg_use[use_index].insn = insn;
1134 	reg_state[regno].reg_use[use_index].usep = xp;