Add inline functions for various bitwise operations.
authorJason Merrill <jason@redhat.com>
Fri, 16 Sep 2016 19:20:44 +0000 (15:20 -0400)
committerJason Merrill <jason@gcc.gnu.org>
Fri, 16 Sep 2016 19:20:44 +0000 (15:20 -0400)
commit146ec50fd5c73a6712d739697cd33567b42c2d3f
tree0e81e898dacea27b3882ec8c6cf7ae31690b19d5
parent299910482fcd0627fe1162c1fedbcd09b5630ffe
Add inline functions for various bitwise operations.

* hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
New.
* hwint.c (exact_log2): Use pow2p_hwi.
(ctz_hwi, ffs_hwi): Use least_bit_hwi.
* alias.c (memrefs_conflict_p): Use pow2_or_zerop.
* builtins.c (get_object_alignment_2, get_object_alignment)
(get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
least_bit_hwi.
* calls.c (compute_argument_addresses, store_one_arg): Use
least_bit_hwi.
* cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
* combine.c (force_to_mode): Use least_bit_hwi.
* emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
Use least_bit_hwi.
* expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
(init_expmed_one_conv): Use pow2p_hwi.
* fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
(fold_binary_loc): Use pow2p_hwi.
* function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
* gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
* gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
* hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
Use least_bit_hwi.
* ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
* ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
* omp-low.c (oacc_loop_fixed_partitions)
(oacc_loop_auto_partitions): Use least_bit_hwi.
* rtlanal.c (nonzero_bits1): Use ctz_or_zero.
* stor-layout.c (place_field): Use least_bit_hwi.
* tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
* tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
* tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
* tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
* tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
* tree-vect-data-refs.c (vect_analyze_group_access_1)
(vect_grouped_store_supported, vect_grouped_load_supported)
(vect_permute_load_chain, vect_shift_permute_load_chain)
(vect_transform_grouped_load): Use pow2p_hwi.
* tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
* tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
* tree-vect-stmts.c (vectorizable_mask_load_store): Use
least_bit_hwi.
* tsan.c (instrument_expr): Use least_bit_hwi.
* var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.

From-SVN: r240194
39 files changed:
gcc/ChangeLog
gcc/alias.c
gcc/builtins.c
gcc/calls.c
gcc/cfgexpand.c
gcc/combine.c
gcc/cp/ChangeLog
gcc/cp/class.c
gcc/cp/decl.c
gcc/cp/parser.c
gcc/cse.c
gcc/emit-rtl.c
gcc/expmed.c
gcc/expr.c
gcc/fold-const.c
gcc/function.c
gcc/gimple-fold.c
gcc/gimple-ssa-strength-reduction.c
gcc/hsa-gen.c
gcc/hwint.c
gcc/hwint.h
gcc/ifcvt.c
gcc/ipa-cp.c
gcc/ipa-prop.c
gcc/omp-low.c
gcc/rtlanal.c
gcc/stor-layout.c
gcc/tree-pretty-print.c
gcc/tree-sra.c
gcc/tree-ssa-ccp.c
gcc/tree-ssa-math-opts.c
gcc/tree-ssa-strlen.c
gcc/tree-vect-data-refs.c
gcc/tree-vect-generic.c
gcc/tree-vect-patterns.c
gcc/tree-vect-stmts.c
gcc/tsan.c
gcc/var-tracking.c
gcc/varasm.c