gcc/gcc/loop-unroll.c

1972   rtx_insn *insn, *orig_insn, *next;
1997       orig_insn = BB_HEAD (orig_bb);
2005 	  while (!INSN_P (orig_insn)
2006 		 || (DEBUG_INSN_P (orig_insn)
2007 		     && (TREE_CODE (INSN_VAR_LOCATION_DECL (orig_insn))
2009             orig_insn = NEXT_INSN (orig_insn);
2011           ivts_templ.insn = orig_insn;
2012           ve_templ.insn = orig_insn;
2024 			      == GET_CODE (PATTERN (orig_insn)));
2039 			      == GET_CODE (PATTERN (orig_insn)));
2043           orig_insn = NEXT_INSN (orig_insn);
2073       for (orig_insn = BB_HEAD (orig_bb);
2074            orig_insn != NEXT_INSN (BB_END (bb));
2075            orig_insn = next)
2077           next = NEXT_INSN (orig_insn);
2079           if (!INSN_P (orig_insn))
2082           ivts_templ.insn = orig_insn;
2085 	      maybe_strip_eq_note_for_split_iv (opt_info, orig_insn);
2092                     insert_base_initialization (ivts, orig_insn);
2093                   split_iv (ivts, orig_insn, delta);