contrib/gcc/tree-vect-generic.c

145 do_plus_minus (block_stmt_iterator *bsi, tree word_type, tree a, tree b,
154   low_bits = build_replicated_const (word_type, inner_type, max >> 1);
155   high_bits = build_replicated_const (word_type, inner_type, max & ~(max >> 1));
157   a = tree_vec_extract (bsi, word_type, a, bitsize, bitpos);
158   b = tree_vec_extract (bsi, word_type, b, bitsize, bitpos);
160   signs = gimplify_build2 (bsi, BIT_XOR_EXPR, word_type, a, b);
161   b_low = gimplify_build2 (bsi, BIT_AND_EXPR, word_type, b, low_bits);
163     a_low = gimplify_build2 (bsi, BIT_AND_EXPR, word_type, a, low_bits);
166       a_low = gimplify_build2 (bsi, BIT_IOR_EXPR, word_type, a, high_bits);
167       signs = gimplify_build1 (bsi, BIT_NOT_EXPR, word_type, signs);
170   signs = gimplify_build2 (bsi, BIT_AND_EXPR, word_type, signs, high_bits);
171   result_low = gimplify_build2 (bsi, code, word_type, a_low, b_low);
172   return gimplify_build2 (bsi, BIT_XOR_EXPR, word_type, result_low, signs);
176 do_negate (block_stmt_iterator *bsi, tree word_type, tree b,
186   low_bits = build_replicated_const (word_type, inner_type, max >> 1);
187   high_bits = build_replicated_const (word_type, inner_type, max & ~(max >> 1));
189   b = tree_vec_extract (bsi, word_type, b, bitsize, bitpos);
191   b_low = gimplify_build2 (bsi, BIT_AND_EXPR, word_type, b, low_bits);
192   signs = gimplify_build1 (bsi, BIT_NOT_EXPR, word_type, b);
193   signs = gimplify_build2 (bsi, BIT_AND_EXPR, word_type, signs, high_bits);
194   result_low = gimplify_build2 (bsi, MINUS_EXPR, word_type, high_bits, b_low);
195   return gimplify_build2 (bsi, BIT_XOR_EXPR, word_type, result_low, signs);
248       tree word_type = build_word_mode_vector_type (n_words);
250 				        word_type, TREE_TYPE (word_type),
252       result = gimplify_val (bsi, word_type, result);