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Commit a1c47ade by Jeff Law Committed by Jeff Law
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* tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly. 

From-SVN: r253740
parent 5c9c546b
Showing with 5 additions and 1 deletions
gcc/ChangeLog
2017-10-13 Jeff Law <law@redhat.com>
* tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
2017-10-13 Jakub Jelinek <jakub@redhat.com> 2017-10-13 Jakub Jelinek <jakub@redhat.com>
PR target/82274 PR target/82274
gcc/tree-ssa-reassoc.c
...@@ -5910,7 +5910,7 @@ reassociate_bb (basic_block bb) ...@@ -5910,7 +5910,7 @@ reassociate_bb (basic_block bb)
move it to the front. This helps ensure that we generate move it to the front. This helps ensure that we generate
(X & Y) & C rather than (X & C) & Y. The former will (X & Y) & C rather than (X & C) & Y. The former will
often match a canonical bit test when we get to RTL. */ often match a canonical bit test when we get to RTL. */
if (ops.length () != 2 if (ops.length () > 2
&& (rhs_code == BIT_AND_EXPR && (rhs_code == BIT_AND_EXPR
|| rhs_code == BIT_IOR_EXPR || rhs_code == BIT_IOR_EXPR
|| rhs_code == BIT_XOR_EXPR) || rhs_code == BIT_XOR_EXPR)
......
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