diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 47 |
1 files changed, 31 insertions, 16 deletions
@@ -671,7 +671,7 @@ extern void tree_class_check_failed PARAMS ((const tree, char, struct tree_int_cst { - char common[sizeof (struct tree_common)]; + struct tree_common common; struct rtx_def *rtl; /* acts as link to register transfer language (rtl) info */ unsigned HOST_WIDE_INT int_cst_low; @@ -695,7 +695,7 @@ struct tree_int_cst struct tree_real_cst { - char common[sizeof (struct tree_common)]; + struct tree_common common; struct rtx_def *rtl; /* acts as link to register transfer language (rtl) info */ REAL_VALUE_TYPE real_cst; @@ -707,7 +707,7 @@ struct tree_real_cst struct tree_string { - char common[sizeof (struct tree_common)]; + struct tree_common common; struct rtx_def *rtl; /* acts as link to register transfer language (rtl) info */ int length; @@ -720,7 +720,7 @@ struct tree_string struct tree_complex { - char common[sizeof (struct tree_common)]; + struct tree_common common; struct rtx_def *rtl; /* acts as link to register transfer language (rtl) info */ union tree_node *real; @@ -734,7 +734,7 @@ struct tree_complex struct tree_identifier { - char common[sizeof (struct tree_common)]; + struct tree_common common; int length; char *pointer; }; @@ -745,7 +745,7 @@ struct tree_identifier struct tree_list { - char common[sizeof (struct tree_common)]; + struct tree_common common; union tree_node *purpose; union tree_node *value; }; @@ -757,7 +757,7 @@ struct tree_list struct tree_vec { - char common[sizeof (struct tree_common)]; + struct tree_common common; int length; union tree_node *a[1]; }; @@ -813,7 +813,7 @@ struct tree_vec struct tree_exp { - char common[sizeof (struct tree_common)]; + struct tree_common common; int complexity; union tree_node *operands[1]; }; @@ -839,7 +839,7 @@ struct tree_exp struct tree_block { - char common[sizeof (struct tree_common)]; + struct tree_common common; unsigned handler_block_flag : 1; unsigned abstract_flag : 1; @@ -1007,11 +1007,18 @@ struct tree_block /* Indicates that objects of this type must be initialized by calling a function when they are created. */ -#define TYPE_NEEDS_CONSTRUCTING(NODE) (TYPE_CHECK (NODE)->type.needs_constructing_flag) +#define TYPE_NEEDS_CONSTRUCTING(NODE) \ + (TYPE_CHECK (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) (TYPE_CHECK (NODE)->type.transparent_union_flag) +#define TYPE_TRANSPARENT_UNION(NODE) \ + (UNION_TYPE_CHECK (NODE)->type.transparent_union_flag) + +/* For an ARRAY_TYPE, indicates that it is not permitted to + take the address of a component of the type. */ +#define TYPE_NONALIASED_COMPONENT(NODE) \ + (ARRAY_TYPE_CHECK (NODE)->type.transparent_union_flag) /* Indicated that objects of this type should be laid out in as compact a way as possible. */ @@ -1070,15 +1077,15 @@ struct tree_block default_pointer_boundedness at the time TYPE was created. It is useful for choosing default boundedness of function arguments for non-prototype function decls and for varargs/stdarg lists. */ - -#define TYPE_AMBIENT_BOUNDEDNESS(TYPE) (TYPE_CHECK (TYPE)->type.transparent_union_flag) +#define TYPE_AMBIENT_BOUNDEDNESS(TYPE) \ + (FUNCTION_TYPE_CHECK (TYPE)->type.transparent_union_flag) #define MAX_POINTER_DEPTH 2 #define VA_LIST_POINTER_DEPTH 3 struct tree_type { - char common[sizeof (struct tree_common)]; + struct tree_common common; union tree_node *values; union tree_node *size; union tree_node *size_unit; @@ -1522,6 +1529,11 @@ struct tree_type an address constant. */ #define DECL_NON_ADDR_CONST_P(NODE) (DECL_CHECK (NODE)->decl.non_addr_const_p) +/* Used in a FIELD_DECL to indicate that we cannot form the address of + this component. */ +#define DECL_NONADDRESSABLE_P(NODE) \ + (FIELD_DECL_CHECK (NODE)->decl.non_addressable) + /* Used to indicate an alias set for the memory pointed to by this particular FIELD_DECL, PARM_DECL, or VAR_DECL, which must have pointer (or reference) type. */ @@ -1544,7 +1556,7 @@ struct tree_type struct tree_decl { - char common[sizeof (struct tree_common)]; + struct tree_common common; const char *filename; int linenum; unsigned int uid; @@ -1575,9 +1587,12 @@ struct tree_decl unsigned comdat_flag : 1; unsigned malloc_flag : 1; unsigned no_limit_stack : 1; - unsigned pure_flag : 1; ENUM_BITFIELD(built_in_class) built_in_class : 2; + + unsigned pure_flag : 1; unsigned pointer_depth : 2; + unsigned non_addressable : 1; + /* Four unused bits. */ unsigned lang_flag_0 : 1; unsigned lang_flag_1 : 1; |