On 10/23/2017 11:43 AM, Richard Sandiford wrote: > This patch changes GET_MODE_BITSIZE from an unsigned short > to a poly_uint16. > > > 2017-10-23 Richard Sandiford <richard.sandif...@linaro.org> > Alan Hayward <alan.hayw...@arm.com> > David Sherwood <david.sherw...@arm.com> > > gcc/ > * machmode.h (mode_to_bits): Return a poly_uint16 rather than an > unsigned short. > (GET_MODE_BITSIZE): Return a constant if ONLY_FIXED_SIZE_MODES, > or if measurement_type is polynomial. > * calls.c (shift_return_value): Treat GET_MODE_BITSIZE as polynomial. > * combine.c (make_extraction): Likewise. > * dse.c (find_shift_sequence): Likewise. > * dwarf2out.c (mem_loc_descriptor): Likewise. > * expmed.c (store_integral_bit_field, extract_bit_field_1): Likewise. > (extract_bit_field, extract_low_bits): Likewise. > * expr.c (convert_move, convert_modes, emit_move_insn_1): Likewise. > (optimize_bitfield_assignment_op, expand_assignment): Likewise. > (store_field, expand_expr_real_1): Likewise. > * fold-const.c (optimize_bit_field_compare, merge_ranges): Likewise. > * gimple-fold.c (optimize_atomic_compare_exchange_p): Likewise. > * reload.c (find_reloads): Likewise. > * reload1.c (alter_reg): Likewise. > * stor-layout.c (bitwise_mode_for_mode, compute_record_mode): Likewise. > * targhooks.c (default_secondary_memory_needed_mode): Likewise. > * tree-if-conv.c (predicate_mem_writes): Likewise. > * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise. > * tree-vect-patterns.c (adjust_bool_pattern): Likewise. > * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise. > * valtrack.c (dead_debug_insert_temp): Likewise. > * varasm.c (mergeable_constant_section): Likewise. > * config/sh/sh.h (LOCAL_ALIGNMENT): Use as_a <fixed_size_mode>. > > gcc/ada/ > * gcc-interface/misc.c (enumerate_modes): Treat GET_MODE_BITSIZE > as polynomial. > > gcc/c-family/ > * c-ubsan.c (ubsan_instrument_shift): Treat GET_MODE_BITSIZE > as polynomial. This is OK. Obviously it can't go in until if/when the whole it is ack'd.
Jeff
