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Lines Matching defs:first_set

746   int first_set;
918 	  return info->first_set >= DF_INSN_LUID (insn);
1441    first_set records the first place in the block where the register
1447    last_bb records the block for which first_set and last_set are
1460       info->first_set = luid;
2219   rtx set, first_set;
2234       first_set = NULL_RTX;
2244 	      if (first_set == NULL_RTX)
2245 		first_set = x;
2254       gcc_assert (first_set);
2256         set = first_set;