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Use NSDMI for predicate class 

Use NSDMI for predicate class
This commit is contained in:
Richard Biener 2022-05-24 13:47:48 +02:00
parent da159b3057
commit 271072ca25
1 changed files with 3 additions and 6 deletions
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9
gcc/tree-ssa-loop-unswitch.cc
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@ -109,9 +109,7 @@ struct unswitch_predicate
/* CTOR for a switch edge predicate. */
unswitch_predicate (tree cond, tree lhs_, int edge_index_, edge e,
const int_range_max& edge_range)
: condition (cond), lhs (lhs_), true_range (edge_range), false_range (),
merged_true_range (), merged_false_range (),
edge_index (edge_index_)
: condition (cond), lhs (lhs_), true_range (edge_range), edge_index (edge_index_)
{
gcc_assert (!(e->flags & (EDGE_TRUE_VALUE|EDGE_FALSE_VALUE))
&& irange::supports_type_p (TREE_TYPE (lhs)));
@ -125,7 +123,6 @@ struct unswitch_predicate
/* CTOR for a GIMPLE condition statement. */
unswitch_predicate (gcond *stmt)
: true_range (), false_range (), merged_true_range (), merged_false_range ()
{
if (EDGE_SUCC (gimple_bb (stmt), 0)->flags & EDGE_TRUE_VALUE)
edge_index = 0;
@ -173,10 +170,10 @@ struct unswitch_predicate
tree lhs;
/* Initial ranges (when the expression is true/false) for the expression. */
int_range_max true_range, false_range;
int_range_max true_range = {}, false_range = {};
/* Modified range that is part of a predicate path. */
int_range_max merged_true_range, merged_false_range;
int_range_max merged_true_range = {}, merged_false_range = {};
/* For switch predicates, index of the edge the predicate belongs to
in the successor vector. */