233     gimple *def_stmt = SSA_NAME_DEF_STMT (name);  in get_prop_source_stmt()  local
243     if (!is_gimple_assign (def_stmt))  in get_prop_source_stmt()
247     if (gimple_assign_rhs_code (def_stmt) == SSA_NAME)  in get_prop_source_stmt()
248       name = gimple_assign_rhs1 (def_stmt);  in get_prop_source_stmt()
254 	return def_stmt;  in get_prop_source_stmt()
263 can_propagate_from (gimple *def_stmt)  in can_propagate_from()  argument
265   gcc_assert (is_gimple_assign (def_stmt));  in can_propagate_from()
268   if (gimple_has_volatile_ops (def_stmt))  in can_propagate_from()
272   if (TREE_CODE_CLASS (gimple_assign_rhs_code (def_stmt)) == tcc_reference  in can_propagate_from()
273       || TREE_CODE_CLASS (gimple_assign_rhs_code (def_stmt)) == tcc_declaration)  in can_propagate_from()
277   if (gimple_assign_single_p (def_stmt)  in can_propagate_from()
278       && is_gimple_min_invariant (gimple_assign_rhs1 (def_stmt)))  in can_propagate_from()
282   if (stmt_references_abnormal_ssa_name (def_stmt))  in can_propagate_from()
289   if (CONVERT_EXPR_CODE_P (gimple_assign_rhs_code (def_stmt)))  in can_propagate_from()
291       tree rhs = gimple_assign_rhs1 (def_stmt);  in can_propagate_from()
428       gimple *def_stmt = get_prop_source_stmt (op0, false, &single_use0_p);  in forward_propagate_into_comparison_1()  local
429       if (def_stmt && can_propagate_from (def_stmt))  in forward_propagate_into_comparison_1()
431 	  enum tree_code def_code = gimple_assign_rhs_code (def_stmt);  in forward_propagate_into_comparison_1()
434 	  rhs0 = rhs_to_tree (TREE_TYPE (op1), def_stmt);  in forward_propagate_into_comparison_1()
454       gimple *def_stmt = get_prop_source_stmt (op1, false, &single_use1_p);  in forward_propagate_into_comparison_1()  local
455       if (def_stmt && can_propagate_from (def_stmt))  in forward_propagate_into_comparison_1()
457 	  rhs1 = rhs_to_tree (TREE_TYPE (op0), def_stmt);  in forward_propagate_into_comparison_1()
598       gimple *def_stmt = get_prop_source_stmt (name, true, NULL);  in forward_propagate_into_cond()  local
599       if (!def_stmt || !can_propagate_from (def_stmt))  in forward_propagate_into_cond()
602       def_code = gimple_assign_rhs_code (def_stmt);  in forward_propagate_into_cond()
604 	tmp = fold_build2_loc (gimple_location (def_stmt),  in forward_propagate_into_cond()
607 			       gimple_assign_rhs1 (def_stmt),  in forward_propagate_into_cond()
608 			       gimple_assign_rhs2 (def_stmt));  in forward_propagate_into_cond()
1110       gimple *def_stmt = SSA_NAME_DEF_STMT (cond);  in simplify_gimple_switch()  local
1111       if (gimple_assign_cast_p (def_stmt))  in simplify_gimple_switch()
1113 	  tree def = gimple_assign_rhs1 (def_stmt);  in simplify_gimple_switch()
2023   gimple *def_stmt;  in simplify_bitfield_ref()  local
2037   def_stmt = get_prop_source_stmt (op0, false, NULL);  in simplify_bitfield_ref()
2038   if (!def_stmt || !can_propagate_from (def_stmt))  in simplify_bitfield_ref()
2042   code = gimple_assign_rhs_code (def_stmt);  in simplify_bitfield_ref()
2056       m = gimple_assign_rhs3 (def_stmt);  in simplify_bitfield_ref()
2064 	  p = gimple_assign_rhs1 (def_stmt);  in simplify_bitfield_ref()
2068 	  p = gimple_assign_rhs2 (def_stmt);  in simplify_bitfield_ref()
2123   gimple *def_stmt;  in simplify_permutation()  local
2144       def_stmt = get_prop_source_stmt (op0, false, &single_use_op0);  in simplify_permutation()
2145       if (!def_stmt || !can_propagate_from (def_stmt))  in simplify_permutation()
2148       code = gimple_assign_rhs_code (def_stmt);  in simplify_permutation()
2149       arg0 = gimple_assign_rhs1 (def_stmt);  in simplify_permutation()
2162       op3 = gimple_assign_rhs3 (def_stmt);  in simplify_permutation()
2168       orig = (ident == 1) ? gimple_assign_rhs1 (def_stmt)  in simplify_permutation()
2169 			  : gimple_assign_rhs2 (def_stmt);  in simplify_permutation()
2237   gimple *def_stmt = get_prop_source_stmt (val, false, NULL);  in get_bit_field_ref_def()  local
2238   if (!def_stmt)  in get_bit_field_ref_def()
2240   enum tree_code code = gimple_assign_rhs_code (def_stmt);  in get_bit_field_ref_def()
2245       tree op1 = gimple_assign_rhs1 (def_stmt);  in get_bit_field_ref_def()
2252       def_stmt = SSA_NAME_DEF_STMT (op1);  in get_bit_field_ref_def()
2253       if (! is_gimple_assign (def_stmt))  in get_bit_field_ref_def()
2255       code = gimple_assign_rhs_code (def_stmt);  in get_bit_field_ref_def()
2259   return gimple_assign_rhs1 (def_stmt);  in get_bit_field_ref_def()