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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9a8bfd0..6b4c646 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,52 @@ +2022-07-21 Sam Feifer <sfeifer@redhat.com> + + PR tree-optimization/94920 + * match.pd (x >= 0 ? x : 0) + (x <= 0 ? -x : 0): New simplification. + (x <= 0 ? -x : 0): New simplification. + +2022-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + Revert: + 2022-07-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org> + + * tree-ssa-forwprop.cc (simplify_permutation): Use lhs type + instead of TREE_TYPE (arg0) as result type in folding VEC_PERM_EXPR. + +2022-07-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/106379 + * match.pd (~(a ^ b) -> a == b): New pattern. + +2022-07-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/106378 + * tree-ssa-dse.cc (initialize_ao_ref_for_dse): Handle + LEN_STORE, add mode to initialize a may-def and handle + MASK_STORE that way. + (dse_optimize_stmt): Query may-defs. Handle internal + functions LEN_STORE and MASK_STORE similar to how + we handle memory builtins but without byte tracking. + +2022-07-21 Richard Biener <rguenther@suse.de> + + PR tree-optimization/106365 + * tree-ssa-sccvn.cc (pd_data::rhs_off): New field determining + the offset to start encoding of RHS from. + (vn_walk_cb_data::vn_walk_cb_data): Initialize it. + (vn_walk_cb_data::push_partial_def): Allow the first partial + definition to be fully providing the def. Offset RHS + before encoding if requested. + (vn_reference_lookup_3): Initialize def_rhs everywhere. + Add support for .MASK_STORE and .LEN_STORE (partial) definitions. + +2022-07-21 Richard Biener <rguenther@suse.de> + + * tree-ssa-alias.cc (ref_maybe_used_by_call_p_1): Special-case + store internal functions and IFN_MASK_LOAD, IFN_LEN_LOAD + and IFN_MASK_LOAD_LANES. + (call_may_clobber_ref_p_1): Special-case IFN_MASK_STORE, + IFN_LEN_STORE and IFN_MASK_STORE_LANES. + 2022-07-20 Alexander Monakov <amonakov@ispras.ru> PR rtl-optimization/101347 |