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tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.

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gcc/ChangeLog:

2016-11-16  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
	(create_outofssa_var_map): Likewise.
	* tree-ssa-live.c (register_ssa_partition_check): Remove.
	* tree-ssa-live.h (register_ssa_partition): Likewise.

From-SVN: r242461
This commit is contained in:
Kugan Vivekanandarajah 2016-11-15 22:40:11 +00:00 • committed by Kugan Vivekanandarajah
parent a8dd133793
commit fd0477ca84
4 changed files with 9 additions and 42 deletions
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7
gcc/ChangeLog
View file

@ -1,3 +1,10 @@
2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
(create_outofssa_var_map): Likewise.
* tree-ssa-live.c (register_ssa_partition_check): Remove.
* tree-ssa-live.h (register_ssa_partition): Likewise.
2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
* genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.

15
gcc/tree-ssa-coalesce.c
View file

@ -1040,17 +1040,13 @@ create_default_def (tree var, void *arg ATTRIBUTE_UNUSED)
/* Register VAR's default def in MAP. */
static void
register_default_def (tree var, void *map_)
register_default_def (tree var, void *arg ATTRIBUTE_UNUSED)
{
var_map map = (var_map)map_;
if (!is_gimple_reg (var))
return;
tree ssa = ssa_default_def (cfun, var);
gcc_assert (ssa);
register_ssa_partition (map, ssa);
}
/* If VAR is an SSA_NAME associated with a PARM_DECL or a RESULT_DECL,
@ -1088,7 +1084,6 @@ create_outofssa_var_map (coalesce_list *cl, bitmap used_in_copy)
gimple *stmt;
tree first;
var_map map;
ssa_op_iter iter;
int v1, v2, cost;
unsigned i;
@ -1096,7 +1091,7 @@ create_outofssa_var_map (coalesce_list *cl, bitmap used_in_copy)
map = init_var_map (num_ssa_names);
for_all_parms (register_default_def, map);
for_all_parms (register_default_def, NULL);
FOR_EACH_BB_FN (bb, cfun)
{
@ -1114,7 +1109,6 @@ create_outofssa_var_map (coalesce_list *cl, bitmap used_in_copy)
res = gimple_phi_result (phi);
ver = SSA_NAME_VERSION (res);
register_ssa_partition (map, res);
/* Register ssa_names and coalesces between the args and the result
of all PHI. */
@ -1125,7 +1119,6 @@ create_outofssa_var_map (coalesce_list *cl, bitmap used_in_copy)
if (TREE_CODE (arg) != SSA_NAME)
continue;
register_ssa_partition (map, arg);
if (gimple_can_coalesce_p (arg, res)
|| (e->flags & EDGE_ABNORMAL))
{
@ -1152,10 +1145,6 @@ create_outofssa_var_map (coalesce_list *cl, bitmap used_in_copy)
if (is_gimple_debug (stmt))
continue;
/* Register USE and DEF operands in each statement. */
FOR_EACH_SSA_TREE_OPERAND (var, stmt, iter, (SSA_OP_DEF|SSA_OP_USE))
register_ssa_partition (map, var);
/* Check for copy coalesces. */
switch (gimple_code (stmt))
{

16
gcc/tree-ssa-live.c
View file

@ -1276,22 +1276,6 @@ debug (tree_live_info_d *ptr)
}
/* Verify that SSA_VAR is a non-virtual SSA_NAME. */
void
register_ssa_partition_check (tree ssa_var)
{
gcc_assert (TREE_CODE (ssa_var) == SSA_NAME);
if (virtual_operand_p (ssa_var))
{
fprintf (stderr, "Illegally registering a virtual SSA name :");
print_generic_expr (stderr, ssa_var, TDF_SLIM);
fprintf (stderr, " in the SSA->Normal phase.\n");
internal_error ("SSA corruption");
}
}
/* Verify that the info in LIVE matches the current cfg. */
static void

13
gcc/tree-ssa-live.h
View file

@ -80,7 +80,6 @@ extern void remove_unused_locals (void);
extern void dump_var_map (FILE *, var_map);
extern void debug (_var_map &ref);
extern void debug (_var_map *ptr);
extern void register_ssa_partition_check (tree ssa_var);
/* Return number of partitions in MAP. */
@ -174,18 +173,6 @@ num_basevars (var_map map)
}
/* This routine registers a partition for SSA_VAR with MAP. Any unregistered
partitions may be filtered out by a view later. */
static inline void
register_ssa_partition (var_map map ATTRIBUTE_UNUSED, tree ssa_var)
{
if (flag_checking)
register_ssa_partition_check (ssa_var);
}
/* ---------------- live on entry/exit info ------------------------------
This structure is used to represent live range information on SSA based