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Diffstat (limited to 'gcc/df-problems.c')
-rw-r--r--gcc/df-problems.c217
1 files changed, 121 insertions, 96 deletions
diff --git a/gcc/df-problems.c b/gcc/df-problems.c
index 790b3e2..ecc8eab 100644
--- a/gcc/df-problems.c
+++ b/gcc/df-problems.c
@@ -324,7 +324,9 @@ df_ru_set_bb_info (struct dataflow *dflow, unsigned int index,
/* Free basic block info. */
static void
-df_ru_free_bb_info (struct dataflow *dflow, void *vbb_info)
+df_ru_free_bb_info (struct dataflow *dflow,
+ basic_block bb ATTRIBUTE_UNUSED,
+ void *vbb_info)
{
struct df_ru_bb_info *bb_info = (struct df_ru_bb_info *) vbb_info;
if (bb_info)
@@ -687,35 +689,38 @@ df_ru_free (struct dataflow *dflow)
struct df_ru_problem_data *problem_data =
(struct df_ru_problem_data *) dflow->problem_data;
- for (i = 0; i < dflow->block_info_size; i++)
+ if (problem_data)
{
- struct df_ru_bb_info *bb_info = df_ru_get_bb_info (dflow, i);
- if (bb_info)
+ for (i = 0; i < dflow->block_info_size; i++)
{
- BITMAP_FREE (bb_info->kill);
- BITMAP_FREE (bb_info->sparse_kill);
- BITMAP_FREE (bb_info->gen);
- BITMAP_FREE (bb_info->in);
- BITMAP_FREE (bb_info->out);
+ struct df_ru_bb_info *bb_info = df_ru_get_bb_info (dflow, i);
+ if (bb_info)
+ {
+ BITMAP_FREE (bb_info->kill);
+ BITMAP_FREE (bb_info->sparse_kill);
+ BITMAP_FREE (bb_info->gen);
+ BITMAP_FREE (bb_info->in);
+ BITMAP_FREE (bb_info->out);
+ }
}
+
+ free_alloc_pool (dflow->block_pool);
+
+ for (i = 0; i < problem_data->use_sites_size; i++)
+ {
+ bitmap bm = problem_data->use_sites[i];
+ if (bm)
+ BITMAP_FREE (bm);
+ }
+
+ free (problem_data->use_sites);
+ BITMAP_FREE (problem_data->sparse_invalidated_by_call);
+ BITMAP_FREE (problem_data->dense_invalidated_by_call);
+
+ dflow->block_info_size = 0;
+ free (dflow->block_info);
+ free (dflow->problem_data);
}
-
- free_alloc_pool (dflow->block_pool);
-
- for (i = 0; i < problem_data->use_sites_size; i++)
- {
- bitmap bm = problem_data->use_sites[i];
- if (bm)
- BITMAP_FREE (bm);
- }
-
- free (problem_data->use_sites);
- BITMAP_FREE (problem_data->sparse_invalidated_by_call);
- BITMAP_FREE (problem_data->dense_invalidated_by_call);
-
- dflow->block_info_size = 0;
- free (dflow->block_info);
- free (dflow->problem_data);
free (dflow);
}
@@ -837,7 +842,9 @@ df_rd_set_bb_info (struct dataflow *dflow, unsigned int index,
/* Free basic block info. */
static void
-df_rd_free_bb_info (struct dataflow *dflow, void *vbb_info)
+df_rd_free_bb_info (struct dataflow *dflow,
+ basic_block bb ATTRIBUTE_UNUSED,
+ void *vbb_info)
{
struct df_rd_bb_info *bb_info = (struct df_rd_bb_info *) vbb_info;
if (bb_info)
@@ -1174,35 +1181,38 @@ df_rd_free (struct dataflow *dflow)
struct df_rd_problem_data *problem_data =
(struct df_rd_problem_data *) dflow->problem_data;
- for (i = 0; i < dflow->block_info_size; i++)
+ if (problem_data)
{
- struct df_rd_bb_info *bb_info = df_rd_get_bb_info (dflow, i);
- if (bb_info)
+ for (i = 0; i < dflow->block_info_size; i++)
{
- BITMAP_FREE (bb_info->kill);
- BITMAP_FREE (bb_info->sparse_kill);
- BITMAP_FREE (bb_info->gen);
- BITMAP_FREE (bb_info->in);
- BITMAP_FREE (bb_info->out);
+ struct df_rd_bb_info *bb_info = df_rd_get_bb_info (dflow, i);
+ if (bb_info)
+ {
+ BITMAP_FREE (bb_info->kill);
+ BITMAP_FREE (bb_info->sparse_kill);
+ BITMAP_FREE (bb_info->gen);
+ BITMAP_FREE (bb_info->in);
+ BITMAP_FREE (bb_info->out);
+ }
}
+
+ free_alloc_pool (dflow->block_pool);
+
+ for (i = 0; i < problem_data->def_sites_size; i++)
+ {
+ bitmap bm = problem_data->def_sites[i];
+ if (bm)
+ BITMAP_FREE (bm);
+ }
+
+ free (problem_data->def_sites);
+ BITMAP_FREE (problem_data->sparse_invalidated_by_call);
+ BITMAP_FREE (problem_data->dense_invalidated_by_call);
+
+ dflow->block_info_size = 0;
+ free (dflow->block_info);
+ free (dflow->problem_data);
}
-
- free_alloc_pool (dflow->block_pool);
-
- for (i = 0; i < problem_data->def_sites_size; i++)
- {
- bitmap bm = problem_data->def_sites[i];
- if (bm)
- BITMAP_FREE (bm);
- }
-
- free (problem_data->def_sites);
- BITMAP_FREE (problem_data->sparse_invalidated_by_call);
- BITMAP_FREE (problem_data->dense_invalidated_by_call);
-
- dflow->block_info_size = 0;
- free (dflow->block_info);
- free (dflow->problem_data);
free (dflow);
}
@@ -1315,7 +1325,9 @@ df_lr_set_bb_info (struct dataflow *dflow, unsigned int index,
/* Free basic block info. */
static void
-df_lr_free_bb_info (struct dataflow *dflow, void *vbb_info)
+df_lr_free_bb_info (struct dataflow *dflow,
+ basic_block bb ATTRIBUTE_UNUSED,
+ void *vbb_info)
{
struct df_lr_bb_info *bb_info = (struct df_lr_bb_info *) vbb_info;
if (bb_info)
@@ -1586,22 +1598,25 @@ df_lr_transfer_function (struct dataflow *dflow, int bb_index)
static void
df_lr_free (struct dataflow *dflow)
{
- unsigned int i;
- for (i = 0; i < dflow->block_info_size; i++)
+ if (dflow->block_info)
{
- struct df_lr_bb_info *bb_info = df_lr_get_bb_info (dflow, i);
- if (bb_info)
+ unsigned int i;
+ for (i = 0; i < dflow->block_info_size; i++)
{
- BITMAP_FREE (bb_info->use);
- BITMAP_FREE (bb_info->def);
- BITMAP_FREE (bb_info->in);
- BITMAP_FREE (bb_info->out);
+ struct df_lr_bb_info *bb_info = df_lr_get_bb_info (dflow, i);
+ if (bb_info)
+ {
+ BITMAP_FREE (bb_info->use);
+ BITMAP_FREE (bb_info->def);
+ BITMAP_FREE (bb_info->in);
+ BITMAP_FREE (bb_info->out);
+ }
}
+ free_alloc_pool (dflow->block_pool);
+
+ dflow->block_info_size = 0;
+ free (dflow->block_info);
}
- free_alloc_pool (dflow->block_pool);
-
- dflow->block_info_size = 0;
- free (dflow->block_info);
free (dflow);
}
@@ -1695,7 +1710,9 @@ df_ur_set_bb_info (struct dataflow *dflow, unsigned int index,
/* Free basic block info. */
static void
-df_ur_free_bb_info (struct dataflow *dflow, void *vbb_info)
+df_ur_free_bb_info (struct dataflow *dflow,
+ basic_block bb ATTRIBUTE_UNUSED,
+ void *vbb_info)
{
struct df_ur_bb_info *bb_info = (struct df_ur_bb_info *) vbb_info;
if (bb_info)
@@ -1915,23 +1932,26 @@ df_ur_transfer_function (struct dataflow *dflow, int bb_index)
static void
df_ur_free (struct dataflow *dflow)
{
- unsigned int i;
-
- for (i = 0; i < dflow->block_info_size; i++)
+ if (dflow->block_info)
{
- struct df_ur_bb_info *bb_info = df_ur_get_bb_info (dflow, i);
- if (bb_info)
+ unsigned int i;
+
+ for (i = 0; i < dflow->block_info_size; i++)
{
- BITMAP_FREE (bb_info->gen);
- BITMAP_FREE (bb_info->kill);
- BITMAP_FREE (bb_info->in);
- BITMAP_FREE (bb_info->out);
+ struct df_ur_bb_info *bb_info = df_ur_get_bb_info (dflow, i);
+ if (bb_info)
+ {
+ BITMAP_FREE (bb_info->gen);
+ BITMAP_FREE (bb_info->kill);
+ BITMAP_FREE (bb_info->in);
+ BITMAP_FREE (bb_info->out);
+ }
}
+
+ free_alloc_pool (dflow->block_pool);
+ dflow->block_info_size = 0;
+ free (dflow->block_info);
}
-
- free_alloc_pool (dflow->block_pool);
- dflow->block_info_size = 0;
- free (dflow->block_info);
free (dflow);
}
@@ -2039,7 +2059,9 @@ df_urec_set_bb_info (struct dataflow *dflow, unsigned int index,
/* Free basic block info. */
static void
-df_urec_free_bb_info (struct dataflow *dflow, void *vbb_info)
+df_urec_free_bb_info (struct dataflow *dflow,
+ basic_block bb ATTRIBUTE_UNUSED,
+ void *vbb_info)
{
struct df_urec_bb_info *bb_info = (struct df_urec_bb_info *) vbb_info;
if (bb_info)
@@ -2529,26 +2551,29 @@ df_urec_transfer_function (struct dataflow *dflow, int bb_index)
static void
df_urec_free (struct dataflow *dflow)
{
- unsigned int i;
-
- for (i = 0; i < dflow->block_info_size; i++)
+ if (dflow->block_info)
{
- struct df_urec_bb_info *bb_info = df_urec_get_bb_info (dflow, i);
- if (bb_info)
+ unsigned int i;
+
+ for (i = 0; i < dflow->block_info_size; i++)
{
- BITMAP_FREE (bb_info->gen);
- BITMAP_FREE (bb_info->kill);
- BITMAP_FREE (bb_info->in);
- BITMAP_FREE (bb_info->out);
- BITMAP_FREE (bb_info->earlyclobber);
+ struct df_urec_bb_info *bb_info = df_urec_get_bb_info (dflow, i);
+ if (bb_info)
+ {
+ BITMAP_FREE (bb_info->gen);
+ BITMAP_FREE (bb_info->kill);
+ BITMAP_FREE (bb_info->in);
+ BITMAP_FREE (bb_info->out);
+ BITMAP_FREE (bb_info->earlyclobber);
+ }
}
+
+ free_alloc_pool (dflow->block_pool);
+
+ dflow->block_info_size = 0;
+ free (dflow->block_info);
+ free (dflow->problem_data);
}
-
- free_alloc_pool (dflow->block_pool);
-
- dflow->block_info_size = 0;
- free (dflow->block_info);
- free (dflow->problem_data);
free (dflow);
}
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