diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/gcc/tree.h b/gcc/tree.h index 7e2e88b2a42..36deb0d51e5 100644 --- a/gcc/tree.h +++ b/gcc/tree.h @@ -392,7 +392,12 @@ struct GTY(()) tree_base { unsigned packed_flag : 1; unsigned user_align : 1; - unsigned spare : 21; + unsigned spare : 13; + + /* This field is only used with type nodes; the only reason it is present + in tree_base instead of tree_type is to save space. The size of the + field must be large enough to hold addr_space_t values. */ + unsigned address_space : 8; union tree_ann_d *ann; }; @@ -2169,6 +2174,9 @@ extern enum machine_mode vector_type_mode (const_tree); the term. */ #define TYPE_RESTRICT(NODE) (TYPE_CHECK (NODE)->type.restrict_flag) +/* The address space the type is in. */ +#define TYPE_ADDR_SPACE(NODE) (TYPE_CHECK (NODE)->base.address_space) + /* There is a TYPE_QUAL value for each type qualifier. They can be combined by bitwise-or to form the complete set of qualifiers for a type. */ @@ -2178,10 +2186,29 @@ extern enum machine_mode vector_type_mode (const_tree); #define TYPE_QUAL_VOLATILE 0x2 #define TYPE_QUAL_RESTRICT 0x4 +/* Encode/decode the named memory support as part of the qualifier. If more + than 8 qualifiers are added, these macros need to be adjusted. */ +#define ENCODE_QUAL_ADDR_SPACE(NUM) ((NUM & 0xFF) << 8) +#define DECODE_QUAL_ADDR_SPACE(X) (((X) >> 8) & 0xFF) + +/* Return all qualifiers except for the address space qualifiers. */ +#define CLEAR_QUAL_ADDR_SPACE(X) ((X) & ~0xFF00) + +/* Only keep the address space out of the qualifiers and discard the other + qualifiers. */ +#define KEEP_QUAL_ADDR_SPACE(X) ((X) & 0xFF00) + /* The set of type qualifiers for this type. */ #define TYPE_QUALS(NODE) \ ((TYPE_READONLY (NODE) * TYPE_QUAL_CONST) \ | (TYPE_VOLATILE (NODE) * TYPE_QUAL_VOLATILE) \ + | (TYPE_RESTRICT (NODE) * TYPE_QUAL_RESTRICT) \ + | (ENCODE_QUAL_ADDR_SPACE (TYPE_ADDR_SPACE (NODE)))) + +/* The same as TYPE_QUALS without the address space qualifications. */ +#define TYPE_QUALS_NO_ADDR_SPACE(NODE) \ + ((TYPE_READONLY (NODE) * TYPE_QUAL_CONST) \ + | (TYPE_VOLATILE (NODE) * TYPE_QUAL_VOLATILE) \ | (TYPE_RESTRICT (NODE) * TYPE_QUAL_RESTRICT)) /* These flags are available for each language front end to use internally. */ @@ -2455,6 +2482,10 @@ struct function; /* Every ..._DECL node gets a unique number. */ #define DECL_UID(NODE) (DECL_MINIMAL_CHECK (NODE)->decl_minimal.uid) +/* DEBUG_EXPR_DECLs get negative UID numbers, to catch erroneous + uses. */ +#define DEBUG_TEMP_UID(NODE) (-DECL_UID (TREE_CHECK ((NODE), DEBUG_EXPR_DECL))) + /* These two fields describe where in the source code the declaration was. If the declaration appears in several places (as for a C function that is declared first and then defined later), this @@ -4672,6 +4703,7 @@ extern const char *get_name (tree); extern bool stdarg_p (tree); extern bool prototype_p (tree); extern bool auto_var_in_fn_p (const_tree, const_tree); +extern unsigned int int_or_pointer_precision (const_tree); extern tree build_low_bits_mask (tree, unsigned); extern tree tree_strip_nop_conversions (tree); extern tree tree_strip_sign_nop_conversions (tree); @@ -4906,7 +4938,8 @@ extern bool validate_arglist (const_tree, ...); extern rtx builtin_memset_read_str (void *, HOST_WIDE_INT, enum machine_mode); extern bool can_trust_pointer_alignment (void); extern int get_pointer_alignment (tree, unsigned int); -extern bool is_builtin_name (const char*); +extern bool is_builtin_name (const char *); +extern bool is_builtin_fn (tree); extern int get_object_alignment (tree, unsigned int, unsigned int); extern tree fold_call_stmt (gimple, bool); extern tree gimple_fold_builtin_snprintf_chk (gimple, tree, enum built_in_function); @@ -4914,6 +4947,7 @@ extern tree make_range (tree, int *, tree *, tree *, bool *); extern tree build_range_check (location_t, tree, tree, int, tree, tree); extern bool merge_ranges (int *, tree *, tree *, int, tree, tree, int, tree, tree); +extern void set_builtin_user_assembler_name (tree decl, const char *asmspec); /* In convert.c */ extern tree strip_float_extensions (tree); @@ -5409,4 +5443,11 @@ more_const_call_expr_args_p (const const_call_expr_arg_iterator *iter) for ((arg) = first_const_call_expr_arg ((call), &(iter)); (arg); \ (arg) = next_const_call_expr_arg (&(iter))) +/* Return true if tree node T is a language-specific node. */ +static inline bool +is_lang_specific (tree t) +{ + return TREE_CODE (t) == LANG_TYPE || TREE_CODE (t) >= NUM_TREE_CODES; +} + #endif /* GCC_TREE_H */ |