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tree-ssa-operands.c (realloc_vop, [...]): Remove.

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* tree-ssa-operands.c (realloc_vop, realloc_vdef,
	realloc_vuse): Remove.
	* tree-ssa-operands.h: Remove the prototype for realloc_vdef
	and realloc_vuse.

From-SVN: r126442
This commit is contained in:
Kazu Hirata 2007-07-07 14:20:58 +00:00 committed by Kazu Hirata
parent 0a6b055f65
commit f576d4f942
3 changed files with 5 additions and 96 deletions
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5
gcc/ChangeLog
View File

@ -11,6 +11,11 @@
* cfgrtl.c (delete_insn_chain_and_edges): Remove.
* rtl.h: Remove the prototype for delete_insn_chain_and_edges.
* tree-ssa-operands.c (realloc_vop, realloc_vdef,
realloc_vuse): Remove.
* tree-ssa-operands.h: Remove the prototype for realloc_vdef
and realloc_vuse.
2007-07-06 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/23488

93
gcc/tree-ssa-operands.c
View File

@ -669,99 +669,6 @@ add_vdef_op (tree stmt, tree op, int num, voptype_p last)
}
/* Reallocate the virtual operand PTR so that it has NUM_ELEM use slots. ROOT
is the head of the operand list it belongs to. */
static inline struct voptype_d *
realloc_vop (struct voptype_d *ptr, unsigned int num_elem,
struct voptype_d **root)
{
unsigned int x, lim;
tree stmt, val;
struct voptype_d *ret, *tmp;
if (VUSE_VECT_NUM_ELEM (ptr->usev) == num_elem)
return ptr;
val = VUSE_OP (ptr, 0);
if (TREE_CODE (val) == SSA_NAME)
val = SSA_NAME_VAR (val);
stmt = USE_STMT (VUSE_OP_PTR (ptr, 0));
/* Delink all the existing uses. */
for (x = 0; x < VUSE_VECT_NUM_ELEM (ptr->usev); x++)
{
use_operand_p use_p = VUSE_OP_PTR (ptr, x);
delink_imm_use (use_p);
}
/* If we want less space, simply use this one, and shrink the size. */
if (VUSE_VECT_NUM_ELEM (ptr->usev) > num_elem)
{
VUSE_VECT_NUM_ELEM (ptr->usev) = num_elem;
return ptr;
}
/* It is growing. Allocate a new one and replace the old one. */
ret = add_vuse_op (stmt, val, num_elem, ptr);
/* Clear PTR and add its memory to the free list. */
lim = VUSE_VECT_NUM_ELEM (ptr->usev);
memset (ptr, 0,
sizeof (struct voptype_d) + sizeof (vuse_element_t) * (lim- 1));
add_vop_to_freelist (ptr);
/* Now simply remove the old one. */
if (*root == ptr)
{
*root = ret;
return ret;
}
else
for (tmp = *root;
tmp != NULL && tmp->next != ptr;
tmp = tmp->next)
{
tmp->next = ret;
return ret;
}
/* The pointer passed in isn't in STMT's VDEF lists. */
gcc_unreachable ();
}
/* Reallocate the PTR vdef so that it has NUM_ELEM use slots. */
struct voptype_d *
realloc_vdef (struct voptype_d *ptr, unsigned int num_elem)
{
tree val, stmt;
struct voptype_d *ret;
val = VDEF_RESULT (ptr);
stmt = USE_STMT (VDEF_OP_PTR (ptr, 0));
ret = realloc_vop (ptr, num_elem, &(VDEF_OPS (stmt)));
VDEF_RESULT (ret) = val;
return ret;
}
/* Reallocate the PTR vuse so that it has NUM_ELEM use slots. */
struct voptype_d *
realloc_vuse (struct voptype_d *ptr, unsigned int num_elem)
{
tree stmt;
struct voptype_d *ret;
stmt = USE_STMT (VUSE_OP_PTR (ptr, 0));
ret = realloc_vop (ptr, num_elem, &(VUSE_OPS (stmt)));
return ret;
}
/* Takes elements from build_defs and turns them into def operands of STMT.
TODO -- Make build_defs VEC of tree *. */

3
gcc/tree-ssa-operands.h
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@ -203,9 +203,6 @@ typedef struct stmt_operands_d *stmt_operands_p;
#define PHI_ARG_INDEX_FROM_USE(USE) phi_arg_index_from_use (USE)
extern struct voptype_d *realloc_vdef (struct voptype_d *, unsigned int);
extern struct voptype_d *realloc_vuse (struct voptype_d *, unsigned int);
extern void init_ssa_operands (void);
extern void fini_ssa_operands (void);
extern void free_ssa_operands (stmt_operands_p);