diff options
Diffstat (limited to 'gnu/usr.bin/cc/include/tree.h')
| -rw-r--r-- | gnu/usr.bin/cc/include/tree.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/gnu/usr.bin/cc/include/tree.h b/gnu/usr.bin/cc/include/tree.h index dbe5ff9..5976437 100644 --- a/gnu/usr.bin/cc/include/tree.h +++ b/gnu/usr.bin/cc/include/tree.h @@ -619,6 +619,10 @@ struct tree_block function when they are created. */ #define TYPE_NEEDS_CONSTRUCTING(NODE) ((NODE)->type.needs_constructing_flag) +/* Indicates that objects of this type (a UNION_TYPE), should be passed + the same way that the first union alternative would be passed. */ +#define TYPE_TRANSPARENT_UNION(NODE) ((NODE)->type.transparent_union_flag) + struct tree_type { char common[sizeof (struct tree_common)]; @@ -637,6 +641,7 @@ struct tree_type unsigned string_flag : 1; unsigned no_force_blk_flag : 1; unsigned needs_constructing_flag : 1; + unsigned transparent_union_flag : 1; unsigned lang_flag_0 : 1; unsigned lang_flag_1 : 1; unsigned lang_flag_2 : 1; @@ -644,7 +649,7 @@ struct tree_type unsigned lang_flag_4 : 1; unsigned lang_flag_5 : 1; unsigned lang_flag_6 : 1; - /* room for 6 more bits */ + /* room for 5 more bits */ unsigned int align; union tree_node *pointer_to; @@ -928,6 +933,11 @@ struct tree_type so it should not be output now. */ #define DECL_DEFER_OUTPUT(NODE) ((NODE)->decl.defer_output) +/* Used in PARM_DECLs whose type are unions to indicate that the + argument should be passed in the same way that the first union + alternative would be passed. */ +#define DECL_TRANSPARENT_UNION(NODE) ((NODE)->decl.transparent_union) + /* Additional flags for language-specific uses. */ #define DECL_LANG_FLAG_0(NODE) ((NODE)->decl.lang_flag_0) #define DECL_LANG_FLAG_1(NODE) ((NODE)->decl.lang_flag_1) @@ -963,7 +973,8 @@ struct tree_decl unsigned in_system_header_flag : 1; unsigned common_flag : 1; unsigned defer_output : 1; - /* room for five more */ + unsigned transparent_union : 1; + /* room for four more */ unsigned lang_flag_0 : 1; unsigned lang_flag_1 : 1; @@ -1238,6 +1249,12 @@ extern tree get_pending_sizes PROTO((void)); extern tree sizetype; +/* If nonzero, an upper limit on alignment of structure fields, in bits. */ +extern int maximum_field_alignment; + +/* If non-zero, the alignment of a bitsting or (power-)set value, in bits. */ +extern int set_alignment; + /* Concatenate two lists (chains of TREE_LIST nodes) X and Y by making the last node in X point to Y. Returns X, except if X is 0 returns Y. */ @@ -1481,6 +1498,9 @@ extern void (*incomplete_decl_finalize_hook) (); /* In tree.c */ extern char *perm_calloc PROTO((int, long)); +extern tree get_set_constructor_bits PROTO((tree, char*, int)); +extern tree get_set_constructor_words PROTO((tree, + HOST_WIDE_INT*, int)); /* In stmt.c */ |
