#include "ruby/ruby.h" /* for struct RBasic */
enum {
- RSTRUCT_EMBED_LEN_MAX = RVALUE_EMBED_LEN_MAX,
- RSTRUCT_EMBED_LEN_MASK = (RUBY_FL_USER2|RUBY_FL_USER1),
+ RSTRUCT_EMBED_LEN_MASK = RUBY_FL_USER7 | RUBY_FL_USER6 | RUBY_FL_USER5 | RUBY_FL_USER4 |
+ RUBY_FL_USER3 | RUBY_FL_USER2 | RUBY_FL_USER1,
RSTRUCT_EMBED_LEN_SHIFT = (RUBY_FL_USHIFT+1),
- RSTRUCT_TRANSIENT_FLAG = FL_USER3,
};
struct RStruct {
@@ -25,7 +24,12 @@ struct RStruct {
long len;
const VALUE *ptr;
} heap;
- const VALUE ary[RSTRUCT_EMBED_LEN_MAX];
+ /* This is a length 1 array because:
+ * 1. GCC has a bug that does not optimize C flexible array members
+ * (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102452)
+ * 2. Zero length arrays are not supported by all compilers
+ */
+ const VALUE ary[1];
} as;
};
@@ -55,10 +59,6 @@ struct RStruct {
VALUE rb_struct_init_copy(VALUE copy, VALUE s);
VALUE rb_struct_lookup(VALUE s, VALUE idx);
VALUE rb_struct_s_keyword_init(VALUE klass);
-static inline const VALUE *rb_struct_const_heap_ptr(VALUE st);
-static inline bool RSTRUCT_TRANSIENT_P(VALUE st);
-static inline void RSTRUCT_TRANSIENT_SET(VALUE st);
-static inline void RSTRUCT_TRANSIENT_UNSET(VALUE st);
static inline long RSTRUCT_EMBED_LEN(VALUE st);
static inline long RSTRUCT_LEN(VALUE st);
static inline int RSTRUCT_LENINT(VALUE st);
@@ -66,32 +66,6 @@ static inline const VALUE *RSTRUCT_CONST_PTR(VALUE st);
static inline void RSTRUCT_SET(VALUE st, long k, VALUE v);
static inline VALUE RSTRUCT_GET(VALUE st, long k);
-static inline bool
-RSTRUCT_TRANSIENT_P(VALUE st)
-{
-#if USE_TRANSIENT_HEAP
- return FL_TEST_RAW(st, RSTRUCT_TRANSIENT_FLAG);
-#else
- return false;
-#endif
-}
-
-static inline void
-RSTRUCT_TRANSIENT_SET(VALUE st)
-{
-#if USE_TRANSIENT_HEAP
- FL_SET_RAW(st, RSTRUCT_TRANSIENT_FLAG);
-#endif
-}
-
-static inline void
-RSTRUCT_TRANSIENT_UNSET(VALUE st)
-{
-#if USE_TRANSIENT_HEAP
- FL_UNSET_RAW(st, RSTRUCT_TRANSIENT_FLAG);
-#endif
-}
-
static inline long
RSTRUCT_EMBED_LEN(VALUE st)
{
@@ -142,11 +116,4 @@ RSTRUCT_GET(VALUE st, long k)
return RSTRUCT_CONST_PTR(st)[k];
}
-static inline const VALUE *
-rb_struct_const_heap_ptr(VALUE st)
-{
- /* TODO: check embed on debug mode */
- return RSTRUCT(st)->as.heap.ptr;
-}
-
#endif /* INTERNAL_STRUCT_H */