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| author | Aldy Hernandez <aldyh@redhat.com> | 2023-07-25 12:35:23 -0400 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@redhat.com> | 2023-07-26 10:41:16 +0200 |
| commit | 39f117d6c875bb3be87eea1ee4c28e88120773d0 (patch) | |
| tree | 4426c3d50ae9bf536a42ece5bba31edcf5022a71 | |
| parent | 5346a2fcceb118fce1041646788a20fea6698c34 (diff) | |
| download | gcc-39f117d6c875bb3be87eea1ee4c28e88120773d0.zip gcc-39f117d6c875bb3be87eea1ee4c28e88120773d0.tar.gz gcc-39f117d6c875bb3be87eea1ee4c28e88120773d0.tar.bz2 | |
[range-ops] Handle bitmasks for ABSU_EXPR.
gcc/ChangeLog:
* range-op.cc (class operator_absu): Add update_bitmask.
(operator_absu::update_bitmask): New.
| -rw-r--r-- | gcc/range-op.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/range-op.cc b/gcc/range-op.cc index bfab53c..5653ca0 100644 --- a/gcc/range-op.cc +++ b/gcc/range-op.cc @@ -4221,6 +4221,8 @@ class operator_absu : public range_operator virtual void wi_fold (irange &r, tree type, const wide_int &lh_lb, const wide_int &lh_ub, const wide_int &rh_lb, const wide_int &rh_ub) const; + virtual void update_bitmask (irange &r, const irange &lh, + const irange &rh) const final override; } op_absu; void @@ -4258,6 +4260,13 @@ operator_absu::wi_fold (irange &r, tree type, r = int_range<1> (type, new_lb, new_ub); } +void +operator_absu::update_bitmask (irange &r, const irange &lh, + const irange &rh) const +{ + update_known_bitmask (r, ABSU_EXPR, lh, rh); +} + bool operator_negate::fold_range (irange &r, tree type, |