diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -4754,6 +4754,16 @@ build_common_tree_nodes (int signed_char) long_long_integer_type_node = make_signed_type (LONG_LONG_TYPE_SIZE); long_long_unsigned_type_node = make_unsigned_type (LONG_LONG_TYPE_SIZE); + /* Define a boolean type. This type only represents boolean values but + may be larger than char depending on the value of BOOL_TYPE_SIZE. + Front ends which want to override this size (i.e. Java) can redefine + boolean_type_node before calling build_common_tree_nodes_2. */ + boolean_type_node = make_unsigned_type (BOOL_TYPE_SIZE); + TREE_SET_CODE (boolean_type_node, BOOLEAN_TYPE); + TYPE_MAX_VALUE (boolean_type_node) = build_int_2 (1, 0); + TREE_TYPE (TYPE_MAX_VALUE (boolean_type_node)) = boolean_type_node; + TYPE_PRECISION (boolean_type_node) = 1; + intQI_type_node = make_signed_type (GET_MODE_BITSIZE (QImode)); intHI_type_node = make_signed_type (GET_MODE_BITSIZE (HImode)); intSI_type_node = make_signed_type (GET_MODE_BITSIZE (SImode)); @@ -4784,6 +4794,9 @@ build_common_tree_nodes_2 (int short_double) bitsize_one_node = bitsize_int (1); bitsize_unit_node = bitsize_int (BITS_PER_UNIT); + boolean_false_node = TYPE_MIN_VALUE (boolean_type_node); + boolean_true_node = TYPE_MAX_VALUE (boolean_type_node); + void_type_node = make_node (VOID_TYPE); layout_type (void_type_node); |