diff options
author | Richard Sandiford <richard.sandiford@linaro.org> | 2017-08-30 11:10:28 +0000 |
---|---|---|
committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2017-08-30 11:10:28 +0000 |
commit | fffbab82e7fd15ef695159746a0ce7b9ac906778 (patch) | |
tree | 1029fb2ff65fd47b432f0cdae4a809c11325b13b /gcc/tree-vect-generic.c | |
parent | bf862c537bfd76233e3938cb3811f0fa2d27de25 (diff) | |
download | gcc-fffbab82e7fd15ef695159746a0ce7b9ac906778.zip gcc-fffbab82e7fd15ef695159746a0ce7b9ac906778.tar.gz gcc-fffbab82e7fd15ef695159746a0ce7b9ac906778.tar.bz2 |
[17/77] Add an int_mode_for_size helper function
This patch adds a wrapper around mode_for_size for cases in which
the mode class is MODE_INT (the commonest case). The return type
can then be an opt_scalar_int_mode instead of a machine_mode.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* machmode.h (int_mode_for_size): New function.
* builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
instead of mode_for_size.
* calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
explicit.
* combine.c (expand_field_assignment): Use int_mode_for_size
instead of mode_for_size.
(make_extraction): Likewise.
(simplify_shift_const_1): Likewise.
(simplify_comparison): Likewise.
* dojump.c (do_jump): Likewise.
* dwarf2out.c (mem_loc_descriptor): Likewise.
* emit-rtl.c (init_derived_machine_modes): Likewise.
* expmed.c (flip_storage_order): Likewise.
(convert_extracted_bit_field): Likewise.
* expr.c (copy_blkmode_from_reg): Likewise.
* graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
* internal-fn.c (expand_mul_overflow): Likewise.
* lower-subreg.c (simple_move): Likewise.
* optabs-libfuncs.c (init_optabs): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
* tree.c (vector_type_mode): Likewise.
* tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
* tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
* tree-vect-generic.c (expand_vector_parallel): Likewise.
* tree-vect-stmts.c (vectorizable_load): Likewise.
(vectorizable_store): Likewise.
gcc/ada/
* gcc-interface/decl.c (gnat_to_gnu_entity): Use int_mode_for_size
instead of mode_for_size.
(gnat_to_gnu_subprog_type): Likewise.
* gcc-interface/utils.c (make_type_from_size): Likewise.
Co-Authored-By: Alan Hayward <alan.hayward@arm.com>
Co-Authored-By: David Sherwood <david.sherwood@arm.com>
From-SVN: r251469
Diffstat (limited to 'gcc/tree-vect-generic.c')
-rw-r--r-- | gcc/tree-vect-generic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-vect-generic.c b/gcc/tree-vect-generic.c index 2415f94..e88a58f 100644 --- a/gcc/tree-vect-generic.c +++ b/gcc/tree-vect-generic.c @@ -288,7 +288,6 @@ expand_vector_parallel (gimple_stmt_iterator *gsi, elem_op_func f, tree type, enum tree_code code) { tree result, compute_type; - machine_mode mode; int n_words = tree_to_uhwi (TYPE_SIZE_UNIT (type)) / UNITS_PER_WORD; location_t loc = gimple_location (gsi_stmt (*gsi)); @@ -312,7 +311,8 @@ expand_vector_parallel (gimple_stmt_iterator *gsi, elem_op_func f, tree type, else { /* Use a single scalar operation with a mode no wider than word_mode. */ - mode = mode_for_size (tree_to_uhwi (TYPE_SIZE (type)), MODE_INT, 0); + scalar_int_mode mode + = int_mode_for_size (tree_to_uhwi (TYPE_SIZE (type)), 0).require (); compute_type = lang_hooks.types.type_for_mode (mode, 1); result = f (gsi, compute_type, a, b, NULL_TREE, NULL_TREE, code, type); warning_at (loc, OPT_Wvector_operation_performance, |