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| author | Richard Biener <rguenther@suse.de> | 2022-02-28 12:21:19 +0100 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2022-02-28 12:23:22 +0100 |
| commit | 800b3191c7506259a7452bde26b0b5ca3810c0cd (patch) | |
| tree | 38f94a2add97dde4866c64794a06fd64dd624ee9 | |
| parent | 37b583b9d7719f663656ce65ac822c11471fb540 (diff) | |
| download | gcc-800b3191c7506259a7452bde26b0b5ca3810c0cd.zip gcc-800b3191c7506259a7452bde26b0b5ca3810c0cd.tar.gz gcc-800b3191c7506259a7452bde26b0b5ca3810c0cd.tar.bz2 | |
Simplify PRE fix
The following reverts a part of the PR103037 fix which is no longer necessary
after the fix for PR104700. That makes the possible cummulative backport
smaller.
2022-02-28 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.cc (compute_avail): Revert part of last change.
| -rw-r--r-- | gcc/tree-ssa-pre.cc | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/gcc/tree-ssa-pre.cc b/gcc/tree-ssa-pre.cc index ca034ff..47d70c8 100644 --- a/gcc/tree-ssa-pre.cc +++ b/gcc/tree-ssa-pre.cc @@ -3993,14 +3993,7 @@ compute_avail (function *fun) FOR_EACH_SSA_TREE_OPERAND (op, stmt, iter, SSA_OP_DEF) { pre_expr e = get_or_alloc_expr_for_name (op); - unsigned value_id = get_expr_value_id (e); - if (value_id_constant_p (value_id)) - { - get_or_alloc_expr_for_constant (VN_INFO (op)->valnum); - continue; - } - - add_to_value (value_id, e); + add_to_value (get_expr_value_id (e), e); bitmap_insert_into_set (TMP_GEN (block), e); bitmap_value_insert_into_set (AVAIL_OUT (block), e); } |