/* Virtual array support.
- Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2002, 2003, 2004
+ Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
This file is part of GCC.
pseudos that contain pointers into the replacement area allocated for
this inline instance. These pseudos are then marked as being equivalent
to the appropriate address and substituted if valid. */
- struct rtx_def *rtx;
+ rtx rtx;
/* Record the valid age for each entry. The entry is invalid if its
age is less than const_age. */
unsigned age;
};
-/* Enum indicating what the varray contains.
+/* Enum indicating what the varray contains.
If this is changed, `element' in varray.c needs to be updated. */
enum varray_data_enum {
VARRAY_DATA_HINT,
VARRAY_DATA_UHINT,
VARRAY_DATA_GENERIC,
+ VARRAY_DATA_GENERIC_NOGC,
VARRAY_DATA_CPTR,
VARRAY_DATA_RTX,
VARRAY_DATA_RTVEC,
VARRAY_DATA_CONST_EQUIV,
VARRAY_DATA_BB,
VARRAY_DATA_TE,
+ VARRAY_DATA_EDGE,
+ VARRAY_DATA_TREE_PTR,
NUM_VARRAY_DATA
};
tag ("VARRAY_DATA_HINT"))) hint[1];
unsigned HOST_WIDE_INT GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_UHINT"))) uhint[1];
- PTR GTY ((length ("%0.num_elements"), use_param (""),
+ PTR GTY ((length ("%0.num_elements"), use_param,
tag ("VARRAY_DATA_GENERIC"))) generic[1];
+ PTR GTY ((length ("%0.num_elements"), skip (""),
+ tag ("VARRAY_DATA_GENERIC_NOGC"))) generic_nogc[1];
char *GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_CPTR"))) cptr[1];
- struct rtx_def *GTY ((length ("%0.num_elements"),
+ rtx GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_RTX"))) rtx[1];
- struct rtvec_def *GTY ((length ("%0.num_elements"),
+ rtvec GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_RTVEC"))) rtvec[1];
- union tree_node *GTY ((length ("%0.num_elements"),
+ tree GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_TREE"))) tree[1];
struct bitmap_head_def *GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_BITMAP"))) bitmap[1];
- struct reg_info_def *GTY ((length ("%0.num_elements"), skip (""),
+ struct reg_info_def *GTY ((length ("%0.num_elements"), skip,
tag ("VARRAY_DATA_REG"))) reg[1];
struct const_equiv_data GTY ((length ("%0.num_elements"),
- tag ("VARRAY_DATA_CONST_EQUIV"))) const_equiv[1];
- struct basic_block_def *GTY ((length ("%0.num_elements"), skip (""),
+ tag ("VARRAY_DATA_CONST_EQUIV"))) const_equiv[1];
+ struct basic_block_def *GTY ((length ("%0.num_elements"), skip,
tag ("VARRAY_DATA_BB"))) bb[1];
struct elt_list *GTY ((length ("%0.num_elements"),
tag ("VARRAY_DATA_TE"))) te[1];
+ struct edge_def *GTY ((length ("%0.num_elements"),
+ tag ("VARRAY_DATA_EDGE"))) e[1];
+ tree *GTY ((length ("%0.num_elements"), skip (""),
+ tag ("VARRAY_DATA_TREE_PTR"))) tp[1];
} varray_data;
/* Virtual array of pointers header. */
using VARRAY_PUSH/VARRAY_POP. */
enum varray_data_enum type; /* The kind of elements in the varray. */
const char *name; /* name of the varray for reporting errors */
- varray_data GTY ((desc ("%0.type"))) data; /* The data elements follow,
+ varray_data GTY ((desc ("%0.type"))) data; /* The data elements follow,
must be last. */
};
typedef struct varray_head_tag *varray_type;
/* Allocate a virtual array with NUM elements, each of which is SIZE bytes
long, named NAME. Array elements are zeroed. */
-extern varray_type varray_init PARAMS ((size_t, enum varray_data_enum,
- const char *));
+extern varray_type varray_init (size_t, enum varray_data_enum, const char *);
#define VARRAY_CHAR_INIT(va, num, name) \
va = varray_init (num, VARRAY_DATA_C, name)
#define VARRAY_GENERIC_PTR_INIT(va, num, name) \
va = varray_init (num, VARRAY_DATA_GENERIC, name)
+#define VARRAY_GENERIC_PTR_NOGC_INIT(va, num, name) \
+ va = varray_init (num, VARRAY_DATA_GENERIC_NOGC, name)
+
#define VARRAY_CHAR_PTR_INIT(va, num, name) \
va = varray_init (num, VARRAY_DATA_CPTR, name)
#define VARRAY_ELT_LIST_INIT(va, num, name) \
va = varray_init (num, VARRAY_DATA_TE, name)
+#define VARRAY_EDGE_INIT(va, num, name) \
+ va = varray_init (num, VARRAY_DATA_EDGE, name)
+
+#define VARRAY_TREE_PTR_INIT(va, num, name) \
+ va = varray_init (num, VARRAY_DATA_TREE_PTR, name)
+
/* Free up memory allocated by the virtual array, but do not free any of the
elements involved. */
#define VARRAY_FREE(vp) \
do { if (vp) { free (vp); vp = (varray_type) 0; } } while (0)
/* Grow/shrink the virtual array VA to N elements. */
-extern varray_type varray_grow PARAMS ((varray_type, size_t));
+extern varray_type varray_grow (varray_type, size_t);
#define VARRAY_GROW(VA, N) ((VA) = varray_grow (VA, N))
#define VARRAY_CLEAR(VA) varray_clear(VA)
-extern void varray_clear PARAMS ((varray_type));
+extern void varray_clear (varray_type);
+extern void varray_copy (varray_type v1, varray_type v2);
+
+extern void dump_varray_statistics (void);
/* Check for VARRAY_xxx macros being in bound. */
#if defined ENABLE_CHECKING && (GCC_VERSION >= 2007)
-extern void varray_check_failed PARAMS ((varray_type, size_t,
- const char *, int,
- const char *)) ATTRIBUTE_NORETURN;
+extern void varray_check_failed (varray_type, size_t, const char *, int,
+ const char *) ATTRIBUTE_NORETURN;
+extern void varray_underflow (varray_type, const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
#define VARRAY_CHECK(VA, N, T) __extension__ \
(*({ varray_type const _va = (VA); \
- const size_t _n = (N); \
+ const size_t _n = (N); \
if (_n >= _va->num_elements) \
varray_check_failed (_va, _n, __FILE__, __LINE__, __FUNCTION__); \
&_va->data.T[_n]; }))
+
+#define VARRAY_POP(VA) do { \
+ varray_type const _va = (VA); \
+ if (_va->elements_used == 0) \
+ varray_underflow (_va, __FILE__, __LINE__, __FUNCTION__); \
+ else \
+ _va->elements_used--; \
+} while (0)
+
#else
#define VARRAY_CHECK(VA, N, T) ((VA)->data.T[N])
+/* Pop the top element of VA. */
+#define VARRAY_POP(VA) do { ((VA)->elements_used--); } while (0)
#endif
/* Push X onto VA. T is the name of the field in varray_data
} \
while (0)
-/* Pop the top element of VA. */
-#define VARRAY_POP(VA) \
- ((VA)->elements_used--)
-
-/* Return the top element of VA. */
-#define VARRAY_TOP(VA, T) \
- ((VA)->data.T[(VA)->elements_used - 1])
-
#define VARRAY_CHAR(VA, N) VARRAY_CHECK (VA, N, c)
#define VARRAY_UCHAR(VA, N) VARRAY_CHECK (VA, N, uc)
#define VARRAY_SHORT(VA, N) VARRAY_CHECK (VA, N, s)
#define VARRAY_WIDE_INT(VA, N) VARRAY_CHECK (VA, N, hint)
#define VARRAY_UWIDE_INT(VA, N) VARRAY_CHECK (VA, N, uhint)
#define VARRAY_GENERIC_PTR(VA,N) VARRAY_CHECK (VA, N, generic)
+#define VARRAY_GENERIC_PTR_NOGC(VA,N) VARRAY_CHECK (VA, N, generic_nogc)
#define VARRAY_CHAR_PTR(VA,N) VARRAY_CHECK (VA, N, cptr)
#define VARRAY_RTX(VA, N) VARRAY_CHECK (VA, N, rtx)
#define VARRAY_RTVEC(VA, N) VARRAY_CHECK (VA, N, rtvec)
#define VARRAY_CONST_EQUIV(VA, N) VARRAY_CHECK (VA, N, const_equiv)
#define VARRAY_BB(VA, N) VARRAY_CHECK (VA, N, bb)
#define VARRAY_ELT_LIST(VA, N) VARRAY_CHECK (VA, N, te)
+#define VARRAY_EDGE(VA, N) VARRAY_CHECK (VA, N, e)
+#define VARRAY_TREE_PTR(VA, N) VARRAY_CHECK (VA, N, tp)
/* Push a new element on the end of VA, extending it if necessary. */
#define VARRAY_PUSH_CHAR(VA, X) VARRAY_PUSH (VA, c, X)
#define VARRAY_PUSH_WIDE_INT(VA, X) VARRAY_PUSH (VA, hint, X)
#define VARRAY_PUSH_UWIDE_INT(VA, X) VARRAY_PUSH (VA, uhint, X)
#define VARRAY_PUSH_GENERIC_PTR(VA, X) VARRAY_PUSH (VA, generic, X)
+#define VARRAY_PUSH_GENERIC_PTR_NOGC(VA, X) VARRAY_PUSH (VA, generic_nogc, X)
#define VARRAY_PUSH_CHAR_PTR(VA, X) VARRAY_PUSH (VA, cptr, X)
#define VARRAY_PUSH_RTX(VA, X) VARRAY_PUSH (VA, rtx, X)
#define VARRAY_PUSH_RTVEC(VA, X) VARRAY_PUSH (VA, rtvec, X)
#define VARRAY_PUSH_REG(VA, X) VARRAY_PUSH (VA, reg, X)
#define VARRAY_PUSH_CONST_EQUIV(VA, X) VARRAY_PUSH (VA, const_equiv, X)
#define VARRAY_PUSH_BB(VA, X) VARRAY_PUSH (VA, bb, X)
+#define VARRAY_PUSH_EDGE(VA, X) VARRAY_PUSH (VA, e, X)
+#define VARRAY_PUSH_TREE_PTR(VA, X) VARRAY_PUSH (VA, tp, X)
/* Return the last element of VA. */
+#define VARRAY_TOP(VA, T) VARRAY_CHECK(VA, (VA)->elements_used - 1, T)
+
#define VARRAY_TOP_CHAR(VA) VARRAY_TOP (VA, c)
#define VARRAY_TOP_UCHAR(VA) VARRAY_TOP (VA, uc)
#define VARRAY_TOP_SHORT(VA) VARRAY_TOP (VA, s)
#define VARRAY_TOP_WIDE_INT(VA) VARRAY_TOP (VA, hint)
#define VARRAY_TOP_UWIDE_INT(VA) VARRAY_TOP (VA, uhint)
#define VARRAY_TOP_GENERIC_PTR(VA) VARRAY_TOP (VA, generic)
+#define VARRAY_TOP_GENERIC_PTR_NOGC(VA) VARRAY_TOP (VA, generic_nogc)
#define VARRAY_TOP_CHAR_PTR(VA) VARRAY_TOP (VA, cptr)
#define VARRAY_TOP_RTX(VA) VARRAY_TOP (VA, rtx)
#define VARRAY_TOP_RTVEC(VA) VARRAY_TOP (VA, rtvec)
#define VARRAY_TOP_REG(VA) VARRAY_TOP (VA, reg)
#define VARRAY_TOP_CONST_EQUIV(VA) VARRAY_TOP (VA, const_equiv)
#define VARRAY_TOP_BB(VA) VARRAY_TOP (VA, bb)
+#define VARRAY_TOP_EDGE(VA) VARRAY_TOP (VA, e)
+#define VARRAY_TOP_TREE_PTR(VA) VARRAY_TOP (VA, tp)
#endif /* ! GCC_VARRAY_H */