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* [gcc(refs/users/marxin/heads/loop-unswitching-switch-v5)] Simplify usage of rangers.
@ 2021-11-08 15:36 Martin Liska
0 siblings, 0 replies; 2+ messages in thread
From: Martin Liska @ 2021-11-08 15:36 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:40938b48c0592abe728abae7d72f7331adb88c3a
commit 40938b48c0592abe728abae7d72f7331adb88c3a
Author: Martin Liska <mliska@suse.cz>
Date: Mon Nov 8 15:52:26 2021 +0100
Simplify usage of rangers.
Diff:
---
gcc/tree-ssa-loop-unswitch.c | 26 ++++++--------------------
1 file changed, 6 insertions(+), 20 deletions(-)
diff --git a/gcc/tree-ssa-loop-unswitch.c b/gcc/tree-ssa-loop-unswitch.c
index a509938c7d0..4b4bd471acd 100644
--- a/gcc/tree-ssa-loop-unswitch.c
+++ b/gcc/tree-ssa-loop-unswitch.c
@@ -383,29 +383,15 @@ tree_unswitch_single_loop (class loop *loop, int num)
if (condition != NULL)
{
+ tree result;
int_range_max r;
- edge edge_true, edge_false;
- extract_true_false_edges_from_block (bbs[i], &edge_true, &edge_false);
- tree cond = gimple_cond_lhs (stmt);
- if (r.supports_type_p (TREE_TYPE (cond)))
+ if (ranger.range_of_stmt (r, stmt) && r.singleton_p (&result))
{
- if (ranger.range_on_edge (r, edge_true, cond)
- && r.undefined_p ())
- {
- gimple_cond_set_condition_from_tree (condition,
- boolean_false_node);
- update_stmt (condition);
- changed = true;
- }
- else if(ranger.range_on_edge (r, edge_false, gimple_cond_lhs (stmt))
- && r.undefined_p ())
- {
- gimple_cond_set_condition_from_tree (condition,
- boolean_true_node);
- update_stmt (condition);
- changed = true;
- }
+ gimple_cond_set_condition_from_tree (condition,
+ result);
+ update_stmt (condition);
+ changed = true;
}
}
else if (swtch != NULL)
^ permalink raw reply [flat|nested] 2+ messages in thread
* [gcc(refs/users/marxin/heads/loop-unswitching-switch-v5)] Simplify usage of rangers.
@ 2021-11-08 15:30 Martin Liska
0 siblings, 0 replies; 2+ messages in thread
From: Martin Liska @ 2021-11-08 15:30 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:0534ab9eebb1900fc172e014a515c94119c411ac
commit 0534ab9eebb1900fc172e014a515c94119c411ac
Author: Martin Liska <mliska@suse.cz>
Date: Mon Nov 8 15:52:26 2021 +0100
Simplify usage of rangers.
Diff:
---
gcc/tree-ssa-loop-unswitch.c | 26 ++++++--------------------
1 file changed, 6 insertions(+), 20 deletions(-)
diff --git a/gcc/tree-ssa-loop-unswitch.c b/gcc/tree-ssa-loop-unswitch.c
index a509938c7d0..4b4bd471acd 100644
--- a/gcc/tree-ssa-loop-unswitch.c
+++ b/gcc/tree-ssa-loop-unswitch.c
@@ -383,29 +383,15 @@ tree_unswitch_single_loop (class loop *loop, int num)
if (condition != NULL)
{
+ tree result;
int_range_max r;
- edge edge_true, edge_false;
- extract_true_false_edges_from_block (bbs[i], &edge_true, &edge_false);
- tree cond = gimple_cond_lhs (stmt);
- if (r.supports_type_p (TREE_TYPE (cond)))
+ if (ranger.range_of_stmt (r, stmt) && r.singleton_p (&result))
{
- if (ranger.range_on_edge (r, edge_true, cond)
- && r.undefined_p ())
- {
- gimple_cond_set_condition_from_tree (condition,
- boolean_false_node);
- update_stmt (condition);
- changed = true;
- }
- else if(ranger.range_on_edge (r, edge_false, gimple_cond_lhs (stmt))
- && r.undefined_p ())
- {
- gimple_cond_set_condition_from_tree (condition,
- boolean_true_node);
- update_stmt (condition);
- changed = true;
- }
+ gimple_cond_set_condition_from_tree (condition,
+ result);
+ update_stmt (condition);
+ changed = true;
}
}
else if (swtch != NULL)
^ permalink raw reply [flat|nested] 2+ messages in thread
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