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Remove context_loop and level from translate_clast_* methods.

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2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>

	* graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
	(translate_clast_for, translate_clast_guard, translate_clast, gloog):
	Remove context_loop and level.

From-SVN: r154848
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Tobias Grosser 2009-11-30 22:07:38 +00:00 committed by Tobias Grosser
parent 9016166fb6
commit fd2d813d0c
2 changed files with 56 additions and 57 deletions
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6
gcc/ChangeLog.graphite
View File

@ -1,3 +1,9 @@
2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
(translate_clast_for, translate_clast_guard, translate_clast, gloog):
Remove context_loop and level.
2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (translate_clast_user,

107
gcc/graphite-clast-to-gimple.c
View File

@ -719,14 +719,13 @@ dependency_in_loop_p (loop_p loop, htab_t bb_pbb_mapping, int level)
}
static edge
translate_clast (sese, loop_p, struct clast_stmt *, edge, htab_t,
VEC (tree, heap) **, htab_t, htab_t, int, htab_t);
translate_clast (sese, struct clast_stmt *, edge, htab_t, VEC (tree, heap) **,
htab_t, htab_t, htab_t);
/* Translates a clast user statement STMT to gimple.
- REGION is the sese region we used to generate the scop.
- NEXT_E is the edge where new generated code should be attached.
- CONTEXT_LOOP is the loop in which the generated code will be placed
- RENAME_MAP contains a set of tuples of new names associated to
the original variables names.
- BB_PBB_MAPPING is is a basic_block and it's related poly_bb_p mapping.
@ -738,10 +737,8 @@ translate_clast_user (sese region, struct clast_user_stmt *stmt, edge next_e,
htab_t newivs_index, htab_t bb_pbb_mapping,
htab_t params_index)
{
gimple_bb_p gbb;
basic_block new_bb;
poly_bb_p pbb = (poly_bb_p) cloog_statement_usr (stmt->statement);
gbb = PBB_BLACK_BOX (pbb);
gimple_bb_p gbb = PBB_BLACK_BOX (pbb);
if (GBB_BB (gbb) == ENTRY_BLOCK_PTR)
return next_e;
@ -750,53 +747,57 @@ translate_clast_user (sese region, struct clast_user_stmt *stmt, edge next_e,
params_index);
next_e = copy_bb_and_scalar_dependences (GBB_BB (gbb), region,
next_e, rename_map);
new_bb = next_e->src;
mark_bb_with_pbb (pbb, new_bb, bb_pbb_mapping);
mark_bb_with_pbb (pbb, next_e->src, bb_pbb_mapping);
update_ssa (TODO_update_ssa);
return next_e;
}
/* Mark a loop parallel, if the graphite dependency check cannot find any
* dependencies. This triggers parallel code generation in the autopar pass.
* */
static void
try_mark_loop_parallel (sese region, loop_p loop, htab_t bb_pbb_mapping)
{
loop_p outermost_loop = SESE_ENTRY (region)->src->loop_father;
int level = loop_depth (loop) - loop_depth (outermost_loop);
if (flag_loop_parallelize_all
&& !dependency_in_loop_p (loop, bb_pbb_mapping,
get_scattering_level (level)))
loop->can_be_parallel = true;
}
/* Translates a clast for statement STMT to gimple.
- REGION is the sese region we used to generate the scop.
- NEXT_E is the edge where new generated code should be attached.
- CONTEXT_LOOP is the loop in which the generated code will be placed
- RENAME_MAP contains a set of tuples of new names associated to
the original variables names.
- BB_PBB_MAPPING is is a basic_block and it's related poly_bb_p mapping.
- PARAMS_INDEX connects the cloog parameters with the gimple parameters in
the sese region. */
static edge
translate_clast_for (sese region, loop_p context_loop, struct clast_for *stmt,
edge next_e, htab_t rename_map, VEC (tree, heap) **newivs,
htab_t newivs_index, htab_t bb_pbb_mapping, int level,
translate_clast_for (sese region, struct clast_for *stmt, edge next_e,
htab_t rename_map, VEC (tree, heap) **newivs,
htab_t newivs_index, htab_t bb_pbb_mapping,
htab_t params_index)
{
struct loop *loop = graphite_create_new_loop (region, next_e, stmt,
context_loop, newivs,
newivs_index, params_index);
loop_p context_loop = next_e->dest->loop_father;
loop_p loop = graphite_create_new_loop (region, next_e, stmt, context_loop,
newivs, newivs_index, params_index);
edge last_e = single_exit (loop);
edge to_body = single_succ_edge (loop->header);
basic_block after = to_body->dest;
edge body = single_succ_edge (loop->header);
next_e = translate_clast (region, stmt->body, body, rename_map, newivs,
newivs_index, bb_pbb_mapping, params_index);
/* Create a basic block for loop close phi nodes. */
last_e = single_succ_edge (split_edge (last_e));
/* Translate the body of the loop. */
next_e = translate_clast (region, loop, stmt->body, to_body, rename_map,
newivs, newivs_index, bb_pbb_mapping, level + 1,
params_index);
redirect_edge_succ_nodup (next_e, after);
set_immediate_dominator (CDI_DOMINATORS, next_e->dest, next_e->src);
/* Remove from rename_map all the tuples containing variables
defined in loop's body. */
insert_loop_close_phis (rename_map, loop);
if (flag_loop_parallelize_all
&& !dependency_in_loop_p (loop, bb_pbb_mapping,
get_scattering_level (level)))
loop->can_be_parallel = true;
try_mark_loop_parallel (region, loop, bb_pbb_mapping);
return last_e;
}
@ -805,17 +806,15 @@ translate_clast_for (sese region, loop_p context_loop, struct clast_for *stmt,
- REGION is the sese region we used to generate the scop.
- NEXT_E is the edge where new generated code should be attached.
- CONTEXT_LOOP is the loop in which the generated code will be placed
- RENAME_MAP contains a set of tuples of new names associated to
the original variables names.
- BB_PBB_MAPPING is is a basic_block and it's related poly_bb_p mapping.
- PARAMS_INDEX connects the cloog parameters with the gimple parameters in
the sese region. */
static edge
translate_clast_guard (sese region, loop_p context_loop,
struct clast_guard *stmt, edge next_e,
translate_clast_guard (sese region, struct clast_guard *stmt, edge next_e,
htab_t rename_map, VEC (tree, heap) **newivs,
htab_t newivs_index, htab_t bb_pbb_mapping, int level,
htab_t newivs_index, htab_t bb_pbb_mapping,
htab_t params_index)
{
edge last_e = graphite_create_new_guard (region, next_e, stmt, *newivs,
@ -830,9 +829,9 @@ translate_clast_guard (sese region, loop_p context_loop,
eq_rename_map_elts, free);
htab_traverse (rename_map, copy_renames, before_guard);
next_e = translate_clast (region, context_loop, stmt->then, true_e,
next_e = translate_clast (region, stmt->then, true_e,
rename_map, newivs, newivs_index, bb_pbb_mapping,
level, params_index);
params_index);
insert_guard_phis (last_e->src, exit_true_e, exit_false_e,
before_guard, rename_map);
@ -846,14 +845,13 @@ translate_clast_guard (sese region, loop_p context_loop,
context of a SESE.
- NEXT_E is the edge where new generated code should be attached.
- CONTEXT_LOOP is the loop in which the generated code will be placed
- RENAME_MAP contains a set of tuples of new names associated to
the original variables names.
- BB_PBB_MAPPING is is a basic_block and it's related poly_bb_p mapping. */
static edge
translate_clast (sese region, loop_p context_loop, struct clast_stmt *stmt,
translate_clast (sese region, struct clast_stmt *stmt,
edge next_e, htab_t rename_map, VEC (tree, heap) **newivs,
htab_t newivs_index, htab_t bb_pbb_mapping, int level,
htab_t newivs_index, htab_t bb_pbb_mapping,
htab_t params_index)
{
if (!stmt)
@ -868,31 +866,28 @@ translate_clast (sese region, loop_p context_loop, struct clast_stmt *stmt,
bb_pbb_mapping, params_index);
else if (CLAST_STMT_IS_A (stmt, stmt_for))
next_e = translate_clast_for (region, context_loop,
(struct clast_for *) stmt, next_e,
rename_map, newivs, newivs_index,
bb_pbb_mapping, level, params_index);
next_e = translate_clast_for (region,
(struct clast_for *) stmt, next_e, rename_map,
newivs, newivs_index, bb_pbb_mapping,
params_index);
else if (CLAST_STMT_IS_A (stmt, stmt_guard))
next_e = translate_clast_guard (region, context_loop,
(struct clast_guard *) stmt, next_e,
next_e = translate_clast_guard (region, (struct clast_guard *) stmt, next_e,
rename_map, newivs, newivs_index,
bb_pbb_mapping, level, params_index);
bb_pbb_mapping, params_index);
else if (CLAST_STMT_IS_A (stmt, stmt_block))
next_e = translate_clast (region, context_loop,
((struct clast_block *) stmt)->body,
next_e = translate_clast (region, ((struct clast_block *) stmt)->body,
next_e, rename_map, newivs, newivs_index,
bb_pbb_mapping, level, params_index);
bb_pbb_mapping, params_index);
else
gcc_unreachable();
recompute_all_dominators ();
graphite_verify ();
return translate_clast (region, context_loop, stmt->next, next_e,
rename_map, newivs, newivs_index,
bb_pbb_mapping, level, params_index);
return translate_clast (region, stmt->next, next_e, rename_map, newivs,
newivs_index, bb_pbb_mapping, params_index);
}
/* Returns the first cloog name used in EXPR. */
@ -1336,7 +1331,6 @@ gloog (scop_p scop, htab_t bb_pbb_mapping)
{
edge new_scop_exit_edge = NULL;
VEC (tree, heap) *newivs = VEC_alloc (tree, heap, 10);
loop_p context_loop;
sese region = SCOP_REGION (scop);
ifsese if_region = NULL;
htab_t rename_map, newivs_index, params_index;
@ -1364,7 +1358,6 @@ gloog (scop_p scop, htab_t bb_pbb_mapping)
recompute_all_dominators ();
graphite_verify ();
context_loop = SESE_ENTRY (region)->src->loop_father;
compute_cloog_iv_types (pc.stmt);
rename_map = htab_create (10, rename_map_elt_info, eq_rename_map_elts, free);
newivs_index = htab_create (10, clast_name_index_elt_info,
@ -1374,10 +1367,10 @@ gloog (scop_p scop, htab_t bb_pbb_mapping)
create_params_index (params_index, pc.prog);
new_scop_exit_edge = translate_clast (region, context_loop, pc.stmt,
new_scop_exit_edge = translate_clast (region, pc.stmt,
if_region->true_region->entry,
rename_map, &newivs, newivs_index,
bb_pbb_mapping, 1, params_index);
bb_pbb_mapping, params_index);
graphite_verify ();
sese_adjust_liveout_phis (region, rename_map,
if_region->region->exit->src,