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tree-flow-inline.h (single_imm_use_p): Remove.

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2007-02-16  Richard Guenther  <rguenther@suse.de>

	* tree-flow-inline.h (single_imm_use_p): Remove.
	(zero_imm_uses_p): Likewise.
	* tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
	instead of single_imm_use_p.
	* tree-cfg.c (replace_uses_by): Use has_zero_use instead of
	zero_imm_uses_p.

From-SVN: r122036
This commit is contained in:
Richard Guenther 2007-02-16 09:34:24 +00:00 committed by Richard Biener
parent 70d0631e69
commit 40b448ef3a
4 changed files with 11 additions and 21 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2007-02-16 Richard Guenther <rguenther@suse.de>
* tree-flow-inline.h (single_imm_use_p): Remove.
(zero_imm_uses_p): Likewise.
* tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
instead of single_imm_use_p.
* tree-cfg.c (replace_uses_by): Use has_zero_use instead of
zero_imm_uses_p.
2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/27843

2
gcc/tree-cfg.c
View File

@ -1208,7 +1208,7 @@ replace_uses_by (tree name, tree val)
}
}
gcc_assert (zero_imm_uses_p (name));
gcc_assert (has_zero_uses (name));
/* Also update the trees stored in loop structures. */
if (current_loops)

19
gcc/tree-flow-inline.h
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@ -560,17 +560,6 @@ has_single_use (tree var)
}
/* If VAR has only a single immediate use, return true. */
static inline bool
single_imm_use_p (tree var)
{
ssa_use_operand_t *ptr;
ptr = &(SSA_NAME_IMM_USE_NODE (var));
return (ptr != ptr->next && ptr == ptr->next->next);
}
/* If VAR has only a single immediate use, return true, and set USE_P and STMT
to the use pointer and stmt of occurrence. */
static inline bool
@ -605,14 +594,6 @@ num_imm_uses (tree var)
return num;
}
/* Return true if VAR has no immediate uses. */
static inline bool
zero_imm_uses_p (tree var)
{
ssa_use_operand_t *ptr = &(SSA_NAME_IMM_USE_NODE (var));
return (ptr == ptr->next);
}
/* Return the tree pointer to by USE. */
static inline tree
get_use_from_ptr (use_operand_p use)

2
gcc/tree-ssa-coalesce.c
View File

@ -976,7 +976,7 @@ create_outofssa_var_map (coalesce_list_p cl, bitmap used_in_copy)
if ((e->flags & EDGE_ABNORMAL) == 0)
{
int cost = coalesce_cost_edge (e);
if (cost == 1 && single_imm_use_p (arg))
if (cost == 1 && has_single_use (arg))
add_cost_one_coalesce (cl, ver, SSA_NAME_VERSION (arg));
else
add_coalesce (cl, ver, SSA_NAME_VERSION (arg), cost);