From: Richard Biener <richard.guenther@gmail.com>
To: GCC Patches <gcc-patches@gcc.gnu.org>, richard.sandiford@arm.com
Subject: Re: [41/46] Add vec_info::remove_stmt
Date: Tue, 31 Jul 2018 12:02:00 -0000 [thread overview]
Message-ID: <CAFiYyc1C6BFfjXZk1jgwHpQL2wFZG+gFyUQG+ihgM0L80RMPJw@mail.gmail.com> (raw)
In-Reply-To: <87zhyhkkrz.fsf@arm.com>
On Tue, Jul 24, 2018 at 12:09 PM Richard Sandiford
<richard.sandiford@arm.com> wrote:
>
> This patch adds a new helper function for permanently removing a
> statement and its associated stmt_vec_info.
OK.
>
> 2018-07-24 Richard Sandiford <richard.sandiford@arm.com>
>
> gcc/
> * tree-vectorizer.h (vec_info::remove_stmt): Declare.
> * tree-vectorizer.c (vec_info::remove_stmt): New function.
> * tree-vect-loop-manip.c (vect_set_loop_condition): Use it.
> * tree-vect-loop.c (vect_transform_loop): Likewise.
> * tree-vect-slp.c (vect_schedule_slp): Likewise.
> * tree-vect-stmts.c (vect_remove_stores): Likewise.
>
> Index: gcc/tree-vectorizer.h
> ===================================================================
> --- gcc/tree-vectorizer.h 2018-07-24 10:24:16.552366384 +0100
> +++ gcc/tree-vectorizer.h 2018-07-24 10:24:19.544339803 +0100
> @@ -241,6 +241,7 @@ struct vec_info {
> stmt_vec_info lookup_def (tree);
> stmt_vec_info lookup_single_use (tree);
> stmt_vec_info lookup_dr (data_reference *);
> + void remove_stmt (stmt_vec_info);
>
> /* The type of vectorization. */
> vec_kind kind;
> Index: gcc/tree-vectorizer.c
> ===================================================================
> --- gcc/tree-vectorizer.c 2018-07-24 10:24:16.552366384 +0100
> +++ gcc/tree-vectorizer.c 2018-07-24 10:24:19.544339803 +0100
> @@ -577,6 +577,20 @@ vec_info::lookup_dr (data_reference *dr)
> return stmt_info;
> }
>
> +/* Permanently remove the statement described by STMT_INFO from the
> + function. */
> +
> +void
> +vec_info::remove_stmt (stmt_vec_info stmt_info)
> +{
> + gcc_assert (!stmt_info->pattern_stmt_p);
> + gimple_stmt_iterator si = gsi_for_stmt (stmt_info->stmt);
> + unlink_stmt_vdef (stmt_info->stmt);
> + gsi_remove (&si, true);
> + release_defs (stmt_info->stmt);
> + free_stmt_vec_info (stmt_info);
> +}
> +
> /* A helper function to free scev and LOOP niter information, as well as
> clear loop constraint LOOP_C_FINITE. */
>
> Index: gcc/tree-vect-loop-manip.c
> ===================================================================
> --- gcc/tree-vect-loop-manip.c 2018-07-24 10:24:16.552366384 +0100
> +++ gcc/tree-vect-loop-manip.c 2018-07-24 10:24:19.540339838 +0100
> @@ -935,8 +935,12 @@ vect_set_loop_condition (struct loop *lo
> loop_cond_gsi);
>
> /* Remove old loop exit test. */
> - gsi_remove (&loop_cond_gsi, true);
> - free_stmt_vec_info (orig_cond);
> + stmt_vec_info orig_cond_info;
> + if (loop_vinfo
> + && (orig_cond_info = loop_vinfo->lookup_stmt (orig_cond)))
> + loop_vinfo->remove_stmt (orig_cond_info);
> + else
> + gsi_remove (&loop_cond_gsi, true);
>
> if (dump_enabled_p ())
> {
> Index: gcc/tree-vect-loop.c
> ===================================================================
> --- gcc/tree-vect-loop.c 2018-07-24 10:24:12.252404574 +0100
> +++ gcc/tree-vect-loop.c 2018-07-24 10:24:19.540339838 +0100
> @@ -8487,28 +8487,18 @@ vect_transform_loop (loop_vec_info loop_
> vect_transform_loop_stmt (loop_vinfo, stmt_info, &si,
> &seen_store, &slp_scheduled);
> }
> + gsi_next (&si);
> if (seen_store)
> {
> if (STMT_VINFO_GROUPED_ACCESS (seen_store))
> - {
> - /* Interleaving. If IS_STORE is TRUE, the
> - vectorization of the interleaving chain was
> - completed - free all the stores in the chain. */
> - gsi_next (&si);
> - vect_remove_stores (DR_GROUP_FIRST_ELEMENT (seen_store));
> - }
> + /* Interleaving. If IS_STORE is TRUE, the
> + vectorization of the interleaving chain was
> + completed - free all the stores in the chain. */
> + vect_remove_stores (DR_GROUP_FIRST_ELEMENT (seen_store));
> else
> - {
> - /* Free the attached stmt_vec_info and remove the
> - stmt. */
> - free_stmt_vec_info (stmt);
> - unlink_stmt_vdef (stmt);
> - gsi_remove (&si, true);
> - release_defs (stmt);
> - }
> + /* Free the attached stmt_vec_info and remove the stmt. */
> + loop_vinfo->remove_stmt (stmt_info);
> }
> - else
> - gsi_next (&si);
> }
> }
>
> Index: gcc/tree-vect-slp.c
> ===================================================================
> --- gcc/tree-vect-slp.c 2018-07-24 10:24:02.360492422 +0100
> +++ gcc/tree-vect-slp.c 2018-07-24 10:24:19.540339838 +0100
> @@ -4087,7 +4087,6 @@ vect_schedule_slp (vec_info *vinfo)
> slp_tree root = SLP_INSTANCE_TREE (instance);
> stmt_vec_info store_info;
> unsigned int j;
> - gimple_stmt_iterator gsi;
>
> /* Remove scalar call stmts. Do not do this for basic-block
> vectorization as not all uses may be vectorized.
> @@ -4108,11 +4107,7 @@ vect_schedule_slp (vec_info *vinfo)
> if (store_info->pattern_stmt_p)
> store_info = STMT_VINFO_RELATED_STMT (store_info);
> /* Free the attached stmt_vec_info and remove the stmt. */
> - gsi = gsi_for_stmt (store_info);
> - unlink_stmt_vdef (store_info);
> - gsi_remove (&gsi, true);
> - release_defs (store_info);
> - free_stmt_vec_info (store_info);
> + vinfo->remove_stmt (store_info);
> }
> }
>
> Index: gcc/tree-vect-stmts.c
> ===================================================================
> --- gcc/tree-vect-stmts.c 2018-07-24 10:24:08.924434128 +0100
> +++ gcc/tree-vect-stmts.c 2018-07-24 10:24:19.544339803 +0100
> @@ -9842,8 +9842,8 @@ vect_transform_stmt (stmt_vec_info stmt_
> void
> vect_remove_stores (stmt_vec_info first_stmt_info)
> {
> + vec_info *vinfo = first_stmt_info->vinfo;
> stmt_vec_info next_stmt_info = first_stmt_info;
> - gimple_stmt_iterator next_si;
>
> while (next_stmt_info)
> {
> @@ -9851,11 +9851,7 @@ vect_remove_stores (stmt_vec_info first_
> if (next_stmt_info->pattern_stmt_p)
> next_stmt_info = STMT_VINFO_RELATED_STMT (next_stmt_info);
> /* Free the attached stmt_vec_info and remove the stmt. */
> - next_si = gsi_for_stmt (next_stmt_info->stmt);
> - unlink_stmt_vdef (next_stmt_info->stmt);
> - gsi_remove (&next_si, true);
> - release_defs (next_stmt_info->stmt);
> - free_stmt_vec_info (next_stmt_info);
> + vinfo->remove_stmt (next_stmt_info);
> next_stmt_info = tmp;
> }
> }
next prev parent reply other threads:[~2018-07-31 12:02 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-24 9:52 [00/46] Remove vinfo_for_stmt etc Richard Sandiford
2018-07-24 9:52 ` [01/46] Move special cases out of get_initial_def_for_reduction Richard Sandiford
2018-07-25 8:42 ` Richard Biener
2018-07-24 9:53 ` [02/46] Remove dead vectorizable_reduction code Richard Sandiford
2018-07-25 8:43 ` Richard Biener
2018-07-24 9:53 ` [03/46] Remove unnecessary update of NUM_SLP_USES Richard Sandiford
2018-07-25 8:46 ` Richard Biener
2018-07-24 9:54 ` [04/46] Factor out the test for a valid reduction input Richard Sandiford
2018-07-25 8:46 ` Richard Biener
2018-07-24 9:54 ` [05/46] Fix make_ssa_name call in vectorizable_reduction Richard Sandiford
2018-07-25 8:47 ` Richard Biener
2018-07-24 9:55 ` [07/46] Add vec_info::lookup_stmt Richard Sandiford
2018-07-25 9:11 ` Richard Biener
2018-07-24 9:55 ` [06/46] Add vec_info::add_stmt Richard Sandiford
2018-07-25 9:10 ` Richard Biener
2018-07-24 9:55 ` [08/46] Add vec_info::lookup_def Richard Sandiford
2018-07-25 9:12 ` Richard Biener
2018-07-24 9:56 ` [09/46] Add vec_info::lookup_single_use Richard Sandiford
2018-07-25 9:13 ` Richard Biener
2018-07-24 9:57 ` [10/46] Temporarily make stmt_vec_info a class Richard Sandiford
2018-07-25 9:14 ` Richard Biener
2018-07-24 9:57 ` [11/46] Pass back a stmt_vec_info from vect_is_simple_use Richard Sandiford
2018-07-25 9:18 ` Richard Biener
2018-07-24 9:58 ` [14/46] Make STMT_VINFO_VEC_STMT a stmt_vec_info Richard Sandiford
2018-07-25 9:21 ` Richard Biener
2018-07-25 11:03 ` Richard Sandiford
2018-08-02 0:22 ` H.J. Lu
2018-08-02 9:58 ` Richard Sandiford
2018-07-24 9:58 ` [13/46] Make STMT_VINFO_RELATED_STMT " Richard Sandiford
2018-07-25 9:19 ` Richard Biener
2018-07-24 9:58 ` [12/46] Make vect_finish_stmt_generation return " Richard Sandiford
2018-07-25 9:19 ` Richard Biener
2018-07-24 9:59 ` [15/46] Make SLP_TREE_VEC_STMTS a vec<stmt_vec_info> Richard Sandiford
2018-07-25 9:22 ` Richard Biener
2018-07-24 9:59 ` [17/46] Make LOOP_VINFO_REDUCTIONS an auto_vec<stmt_vec_info> Richard Sandiford
2018-07-25 9:23 ` Richard Biener
2018-07-24 9:59 ` [16/46] Make STMT_VINFO_REDUC_DEF a stmt_vec_info Richard Sandiford
2018-07-25 9:22 ` Richard Biener
2018-07-24 10:00 ` [18/46] Make SLP_TREE_SCALAR_STMTS a vec<stmt_vec_info> Richard Sandiford
2018-07-25 9:27 ` Richard Biener
2018-07-31 15:03 ` Richard Sandiford
2018-07-24 10:01 ` [21/46] Make grouped_stores and reduction_chains use stmt_vec_infos Richard Sandiford
2018-07-25 9:28 ` Richard Biener
2018-07-24 10:01 ` [20/46] Make *FIRST_ELEMENT and *NEXT_ELEMENT stmt_vec_infos Richard Sandiford
2018-07-25 9:28 ` Richard Biener
2018-07-24 10:01 ` [19/46] Make vect_dr_stmt return a stmt_vec_info Richard Sandiford
2018-07-25 9:28 ` Richard Biener
2018-07-24 10:02 ` [23/46] Make LOOP_VINFO_MAY_MISALIGN_STMTS use stmt_vec_info Richard Sandiford
2018-07-25 9:29 ` Richard Biener
2018-07-24 10:02 ` [24/46] Make stmt_info_for_cost use a stmt_vec_info Richard Sandiford
2018-07-25 9:30 ` Richard Biener
2018-07-24 10:02 ` [22/46] Make DR_GROUP_SAME_DR_STMT " Richard Sandiford
2018-07-25 9:29 ` Richard Biener
2018-07-24 10:03 ` [27/46] Remove duplicated stmt_vec_info lookups Richard Sandiford
2018-07-25 9:32 ` Richard Biener
2018-07-24 10:03 ` [26/46] Make more use of dyn_cast in tree-vect* Richard Sandiford
2018-07-25 9:31 ` Richard Biener
2018-07-24 10:03 ` [25/46] Make get_earlier/later_stmt take and return stmt_vec_infos Richard Sandiford
2018-07-25 9:31 ` Richard Biener
2018-07-24 10:04 ` [30/46] Use stmt_vec_infos rather than gimple stmts for worklists Richard Sandiford
2018-07-25 10:04 ` Richard Biener
2018-07-24 10:04 ` [28/46] Use stmt_vec_info instead of gimple stmts internally (part 1) Richard Sandiford
2018-07-25 9:33 ` Richard Biener
2018-07-24 10:04 ` [29/46] Use stmt_vec_info instead of gimple stmts internally (part 2) Richard Sandiford
2018-07-25 10:03 ` Richard Biener
2018-07-24 10:05 ` [31/46] Use stmt_vec_info in function interfaces (part 1) Richard Sandiford
2018-07-25 10:05 ` Richard Biener
2018-07-24 10:05 ` [32/46] Use stmt_vec_info in function interfaces (part 2) Richard Sandiford
2018-07-25 10:06 ` Richard Biener
2018-07-24 10:06 ` [35/46] Alter interfaces within vect_pattern_recog Richard Sandiford
2018-07-25 10:14 ` Richard Biener
2018-07-24 10:06 ` [33/46] Use stmt_vec_infos instead of vec_info/gimple stmt pairs Richard Sandiford
2018-07-25 10:06 ` Richard Biener
2018-07-24 10:06 ` [34/46] Alter interface to vect_get_vec_def_for_stmt_copy Richard Sandiford
2018-07-25 10:13 ` Richard Biener
2018-07-24 10:07 ` [37/46] Associate alignment information with stmt_vec_infos Richard Sandiford
2018-07-25 10:18 ` Richard Biener
2018-07-26 10:55 ` Richard Sandiford
2018-07-26 11:13 ` Richard Biener
2018-07-24 10:07 ` [36/46] Add a pattern_stmt_p field to stmt_vec_info Richard Sandiford
2018-07-25 10:15 ` Richard Biener
2018-07-25 11:09 ` Richard Sandiford
2018-07-25 11:48 ` Richard Biener
2018-07-26 10:29 ` Richard Sandiford
2018-07-26 11:15 ` Richard Biener
2018-07-24 10:08 ` [38/46] Pass stmt_vec_infos instead of data_references where relevant Richard Sandiford
2018-07-25 10:21 ` Richard Biener
2018-07-25 11:21 ` Richard Sandiford
2018-07-26 11:05 ` Richard Sandiford
2018-07-26 11:13 ` Richard Biener
2018-07-24 10:08 ` [39/46] Replace STMT_VINFO_UNALIGNED_DR with the associated statement Richard Sandiford
2018-07-26 11:08 ` [39/46 v2] Change STMT_VINFO_UNALIGNED_DR to a dr_vec_info Richard Sandiford
2018-07-26 11:13 ` Richard Biener
2018-07-24 10:09 ` [41/46] Add vec_info::remove_stmt Richard Sandiford
2018-07-31 12:02 ` Richard Biener [this message]
2018-07-24 10:09 ` [42/46] Add vec_info::replace_stmt Richard Sandiford
2018-07-31 12:03 ` Richard Biener
2018-07-24 10:09 ` [40/46] Add vec_info::lookup_dr Richard Sandiford
2018-07-26 11:10 ` [40/46 v2] " Richard Sandiford
2018-07-26 11:16 ` Richard Biener
2018-07-24 10:10 ` [44/46] Remove global vinfo_for_stmt-related routines Richard Sandiford
2018-07-31 12:05 ` Richard Biener
2018-07-24 10:10 ` [45/46] Remove vect_stmt_in_region_p Richard Sandiford
2018-07-31 12:06 ` Richard Biener
2018-07-24 10:10 ` [43/46] Make free_stmt_vec_info take a stmt_vec_info Richard Sandiford
2018-07-31 12:03 ` Richard Biener
2018-07-24 10:11 ` [46/46] Turn stmt_vec_info back into a typedef Richard Sandiford
2018-07-31 12:07 ` Richard Biener
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