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Re: [106/nnn] poly_int: GET_MODE_BITSIZE
- From: Jeff Law <law at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org, richard dot sandiford at linaro dot org
- Date: Tue, 21 Nov 2017 00:46:01 -0700
- Subject: Re: [106/nnn] poly_int: GET_MODE_BITSIZE
- Authentication-results: sourceware.org; auth=none
- References: <871sltvm7r.fsf@linaro.org> <873769dake.fsf@linaro.org>
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.sandiford@linaro.org>
> Alan Hayward <alan.hayward@arm.com>
> David Sherwood <david.sherwood@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