public inbox for gcc-patches@gcc.gnu.org
 help / color / mirror / Atom feed
From: Hongtao Liu <crazylht@gmail.com>
To: liuhongt <hongtao.liu@intel.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
	Jakub Jelinek <jakub@redhat.com>,
	 Richard Biener <rguenther@suse.de>,
	Richard Sandiford <richard.sandiford@arm.com>,
	 Tamar Christina <Tamar.Christina@arm.com>,
	Jeff Law <jeffreyalaw@gmail.com>,
	 Segher Boessenkool <segher@kernel.crashing.org>,
	"Kewen.Lin" <linkw@linux.ibm.com>,
	 Premachandra.Mallappa@amd.com,
	Florian Weimer <fweimer@redhat.com>,
	 Bill Schmidt <wschmidt@linux.ibm.com>
Subject: Re: [PATCH] Enable auto-vectorization at O2 with very-cheap cost model.
Date: Mon, 6 Sep 2021 16:55:57 +0800	[thread overview]
Message-ID: <CAMZc-byQo7F7CdxsOmPekMYzcKNuRK9SsikQJo9xfZO-d_cLcA@mail.gmail.com> (raw)
In-Reply-To: <20210906084614.7974-1-hongtao.liu@intel.com>

On Mon, Sep 6, 2021 at 4:46 PM liuhongt via Gcc-patches
<gcc-patches@gcc.gnu.org> wrote:
>
> Hi:
>   As discussed in [1], most of (currently unopposed) targets want
> auto-vectorization at O2, and IMHO now would be a good time to enable O2
> vectorization for GCC trunk, so it would leave enough time to expose
> related issues and fix them.
>
>   Bootstrapped and regtested on x86_64-linux-gnu{-m32,}
>   Ok for trunk?
>
> PS:
>   Other targets(than x86) may also need to adjust some tests under gcc.target/,
> this patch only adjusts gcc.target/i386 and other common tests.
>
> [1] https://gcc.gnu.org/pipermail/gcc/2021-September/237211.html
> gcc/ChangeLog:
>
>         * opts.c (default_options_table): Enable auto-vectorization at
>         O2 with very-cheap cost model.
>
> gcc/testsuite/ChangeLog:
>
>         * c-c++-common/Wstringop-overflow-2.c: Adjust testcase.
>         * g++.dg/tree-ssa/pr81408.C: Ditto.
>         * g++.dg/warn/Wuninitialized-13.C: Ditto.
>         * gcc.dg/Warray-bounds-51.c: Ditto.
>         * gcc.dg/Warray-parameter-3.c: Ditto.
>         * gcc.dg/Wstringop-overflow-13.c: Ditto.
>         * gcc.dg/Wstringop-overflow-14.c: Ditto.
>         * gcc.dg/Wstringop-overflow-21.c: Ditto.
>         * gcc.dg/Wstringop-overflow-68.c: Ditto.
>         * gcc.dg/gomp/pr46032-2.c: Ditto.
>         * gcc.dg/gomp/pr46032-3.c: Ditto.
>         * gcc.dg/gomp/simd-2.c: Ditto.
>         * gcc.dg/gomp/simd-3.c: Ditto.
>         * gcc.dg/graphite/fuse-1.c: Ditto.
>         * gcc.dg/pr67089-6.c: Ditto.
>         * gcc.dg/pr82929-2.c: Ditto.
>         * gcc.dg/pr82929.c: Ditto.
>         * gcc.dg/store_merging_1.c: Ditto.
>         * gcc.dg/store_merging_11.c: Ditto.
>         * gcc.dg/store_merging_15.c: Ditto.
>         * gcc.dg/store_merging_16.c: Ditto.
>         * gcc.dg/store_merging_19.c: Ditto.
>         * gcc.dg/store_merging_24.c: Ditto.
>         * gcc.dg/store_merging_25.c: Ditto.
>         * gcc.dg/store_merging_28.c: Ditto.
>         * gcc.dg/store_merging_30.c: Ditto.
>         * gcc.dg/store_merging_5.c: Ditto.
>         * gcc.dg/store_merging_7.c: Ditto.
>         * gcc.dg/store_merging_8.c: Ditto.
>         * gcc.dg/strlenopt-85.c: Ditto.
>         * gcc.dg/tree-ssa/dump-6.c: Ditto.
>         * gcc.dg/tree-ssa/pr19210-1.c: Ditto.
>         * gcc.dg/tree-ssa/pr47059.c: Ditto.
>         * gcc.dg/tree-ssa/pr86017.c: Ditto.
>         * gcc.dg/tree-ssa/pr91482.c: Ditto.
>         * gcc.dg/tree-ssa/predcom-1.c: Ditto.
>         * gcc.dg/tree-ssa/predcom-dse-3.c: Ditto.
>         * gcc.dg/tree-ssa/prefetch-3.c: Ditto.
>         * gcc.dg/tree-ssa/prefetch-6.c: Ditto.
>         * gcc.dg/tree-ssa/prefetch-8.c: Ditto.
>         * gcc.dg/tree-ssa/prefetch-9.c: Ditto.
>         * gcc.dg/tree-ssa/ssa-dse-18.c: Ditto.
>         * gcc.dg/tree-ssa/ssa-dse-19.c: Ditto.
>         * gcc.dg/uninit-40.c: Ditto.
>         * gcc.dg/unroll-7.c: Ditto.
>         * gcc.misc-tests/help.exp: Ditto.
>         * gcc.target/i386/avx512er-vrcp28ps-4.c: Ditto.
>         * gcc.target/i386/avx512er-vrsqrt28ps-4.c: Ditto.
>         * gcc.target/i386/avx512er-vrsqrt28ps-6.c: Ditto.
>         * gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c: Ditto.
>         * gcc.target/i386/pr22141.c: Ditto.
>         * gcc.target/i386/pr34012.c: Ditto.
>         * gcc.target/i386/pr49781-1.c: Ditto.
>         * gcc.target/i386/pr52252-atom.c: Ditto.
>         * gcc.target/i386/pr52252-core.c: Ditto.
>         * gcc.target/i386/pr60451.c: Ditto.
>         * gcc.target/i386/pr61403.c: Ditto.
>         * gcc.target/i386/pr68483-1.c: Ditto.
>         * gcc.target/i386/pr82460-2.c: Ditto.
>         * gcc.target/i386/pr95798-1.c: Ditto.
>         * gcc.target/i386/pr95798-2.c: Ditto.
>         * gcc.target/i386/pr98365.c: Ditto.
>         * gcc.target/i386/vect-abs-s16.c: Ditto.
>         * gcc.target/i386/vect-abs-s32.c: Ditto.
>         * gcc.target/i386/vect-abs-s8.c: Ditto.
>         * gcc.target/i386/vect-pack-trunc-1.c: Ditto.
>         * gcc.target/i386/vect-pack-trunc-2.c: Ditto.
>         * gcc.target/i386/vect-perm-even-1.c: Ditto.
>         * gcc.target/i386/vect-perm-odd-1.c: Ditto.
>         * gcc.target/i386/vect-pr67800.c: Ditto.
>         * gcc.target/i386/vect-unpack-1.c: Ditto.
>         * gcc.target/i386/vect-unpack-2.c: Ditto.
>         * gcc.target/i386/vect-unpack-3.c: Ditto.
>         * gfortran.dg/pr77498.f: Ditto.
> ---
>  gcc/opts.c                                                  | 6 +++---
>  gcc/testsuite/c-c++-common/Wstringop-overflow-2.c           | 2 +-
>  gcc/testsuite/g++.dg/tree-ssa/pr81408.C                     | 2 +-
>  gcc/testsuite/g++.dg/warn/Wuninitialized-13.C               | 2 +-
>  gcc/testsuite/gcc.dg/Warray-bounds-51.c                     | 2 +-
>  gcc/testsuite/gcc.dg/Warray-parameter-3.c                   | 2 +-
>  gcc/testsuite/gcc.dg/Wstringop-overflow-13.c                | 2 +-
>  gcc/testsuite/gcc.dg/Wstringop-overflow-14.c                | 2 +-
>  gcc/testsuite/gcc.dg/Wstringop-overflow-21.c                | 2 +-
>  gcc/testsuite/gcc.dg/Wstringop-overflow-68.c                | 2 +-
>  gcc/testsuite/gcc.dg/gomp/pr46032-2.c                       | 2 +-
>  gcc/testsuite/gcc.dg/gomp/pr46032-3.c                       | 2 +-
>  gcc/testsuite/gcc.dg/gomp/simd-2.c                          | 2 +-
>  gcc/testsuite/gcc.dg/gomp/simd-3.c                          | 2 +-
>  gcc/testsuite/gcc.dg/graphite/fuse-1.c                      | 2 +-
>  gcc/testsuite/gcc.dg/pr67089-6.c                            | 2 +-
>  gcc/testsuite/gcc.dg/pr82929-2.c                            | 2 +-
>  gcc/testsuite/gcc.dg/pr82929.c                              | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_1.c                      | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_11.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_15.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_16.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_19.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_24.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_25.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_28.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_30.c                     | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_5.c                      | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_7.c                      | 2 +-
>  gcc/testsuite/gcc.dg/store_merging_8.c                      | 2 +-
>  gcc/testsuite/gcc.dg/strlenopt-85.c                         | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/dump-6.c                      | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/pr19210-1.c                   | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/pr47059.c                     | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/pr86017.c                     | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/pr91482.c                     | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c                   | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c               | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/prefetch-3.c                  | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c                  | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/prefetch-8.c                  | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/prefetch-9.c                  | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c                  | 2 +-
>  gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-19.c                  | 2 +-
>  gcc/testsuite/gcc.dg/uninit-40.c                            | 2 +-
>  gcc/testsuite/gcc.dg/unroll-7.c                             | 2 +-
>  gcc/testsuite/gcc.misc-tests/help.exp                       | 2 +-
>  gcc/testsuite/gcc.target/i386/avx512er-vrcp28ps-4.c         | 2 +-
>  gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-4.c       | 2 +-
>  gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-6.c       | 2 +-
>  .../gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c          | 2 +-
>  gcc/testsuite/gcc.target/i386/pr22141.c                     | 2 +-
>  gcc/testsuite/gcc.target/i386/pr34012.c                     | 2 +-
>  gcc/testsuite/gcc.target/i386/pr49781-1.c                   | 2 +-
>  gcc/testsuite/gcc.target/i386/pr52252-atom.c                | 2 +-
>  gcc/testsuite/gcc.target/i386/pr52252-core.c                | 2 +-
>  gcc/testsuite/gcc.target/i386/pr60451.c                     | 2 +-
>  gcc/testsuite/gcc.target/i386/pr61403.c                     | 2 +-
>  gcc/testsuite/gcc.target/i386/pr68483-1.c                   | 2 +-
>  gcc/testsuite/gcc.target/i386/pr82460-2.c                   | 2 +-
>  gcc/testsuite/gcc.target/i386/pr95798-1.c                   | 2 +-
>  gcc/testsuite/gcc.target/i386/pr95798-2.c                   | 2 +-
>  gcc/testsuite/gcc.target/i386/pr98365.c                     | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-abs-s16.c                | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-abs-s32.c                | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-abs-s8.c                 | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-pack-trunc-1.c           | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c           | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-perm-even-1.c            | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-perm-odd-1.c             | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-pr67800.c                | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-unpack-1.c               | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-unpack-2.c               | 2 +-
>  gcc/testsuite/gcc.target/i386/vect-unpack-3.c               | 2 +-
>  gcc/testsuite/gfortran.dg/pr77498.f                         | 2 +-
>  75 files changed, 77 insertions(+), 77 deletions(-)
>
> diff --git a/gcc/opts.c b/gcc/opts.c
> index e0501551ef5..ec6e2a4dc59 100644
> --- a/gcc/opts.c
> +++ b/gcc/opts.c
> @@ -623,10 +623,12 @@ static const struct default_options default_options_table[] =
>      { OPT_LEVELS_2_PLUS, OPT_fstore_merging, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_fthread_jumps, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_ftree_pre, NULL, 1 },
> +    { OPT_LEVELS_2_PLUS, OPT_ftree_loop_vectorize, NULL, 1 },
> +    { OPT_LEVELS_2_PLUS, OPT_ftree_slp_vectorize, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_ftree_switch_conversion, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_ftree_tail_merge, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_ftree_vrp, NULL, 1 },
> -    { OPT_LEVELS_2_PLUS, OPT_fvect_cost_model_, NULL, VECT_COST_MODEL_CHEAP },
> +    { OPT_LEVELS_2_PLUS, OPT_fvect_cost_model_, NULL, VECT_COST_MODEL_VERY_CHEAP },
>      { OPT_LEVELS_2_PLUS, OPT_finline_functions, NULL, 1 },
>      { OPT_LEVELS_2_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
>
> @@ -655,9 +657,7 @@ static const struct default_options default_options_table[] =
>      { OPT_LEVELS_3_PLUS, OPT_fsplit_loops, NULL, 1 },
>      { OPT_LEVELS_3_PLUS, OPT_fsplit_paths, NULL, 1 },
>      { OPT_LEVELS_3_PLUS, OPT_ftree_loop_distribution, NULL, 1 },
> -    { OPT_LEVELS_3_PLUS, OPT_ftree_loop_vectorize, NULL, 1 },
>      { OPT_LEVELS_3_PLUS, OPT_ftree_partial_pre, NULL, 1 },
> -    { OPT_LEVELS_3_PLUS, OPT_ftree_slp_vectorize, NULL, 1 },
>      { OPT_LEVELS_3_PLUS, OPT_funswitch_loops, NULL, 1 },
>      { OPT_LEVELS_3_PLUS, OPT_fvect_cost_model_, NULL, VECT_COST_MODEL_DYNAMIC },
>      { OPT_LEVELS_3_PLUS, OPT_fversion_loops_for_strides, NULL, 1 },
> diff --git a/gcc/testsuite/c-c++-common/Wstringop-overflow-2.c b/gcc/testsuite/c-c++-common/Wstringop-overflow-2.c
> index 1d79930cd58..9351f7e7a1a 100644
> --- a/gcc/testsuite/c-c++-common/Wstringop-overflow-2.c
> +++ b/gcc/testsuite/c-c++-common/Wstringop-overflow-2.c
> @@ -1,7 +1,7 @@
>  /* PR middle-end/91458 - inconsistent warning for writing past the end
>     of an array member
>     { dg-do compile }
> -   { dg-options "-O2 -Wall -Wno-array-bounds -fno-ipa-icf" } */
> +   { dg-options "-O2 -Wall -Wno-array-bounds -fno-ipa-icf -fno-tree-vectorize" } */
>
>  void sink (void*);
>
> diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr81408.C b/gcc/testsuite/g++.dg/tree-ssa/pr81408.C
> index 39e32fd4bc9..bc14309480c 100644
> --- a/gcc/testsuite/g++.dg/tree-ssa/pr81408.C
> +++ b/gcc/testsuite/g++.dg/tree-ssa/pr81408.C
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -std=gnu++11 -fopt-info-loop-missed" } */
> +/* { dg-options "-O2 -std=gnu++11 -fopt-info-loop-missed -fno-tree-vectorize" } */
>  struct p
>  {
>    char *ay;
> diff --git a/gcc/testsuite/g++.dg/warn/Wuninitialized-13.C b/gcc/testsuite/g++.dg/warn/Wuninitialized-13.C
> index 49ee878806a..60e8dd4f0e2 100644
> --- a/gcc/testsuite/g++.dg/warn/Wuninitialized-13.C
> +++ b/gcc/testsuite/g++.dg/warn/Wuninitialized-13.C
> @@ -1,6 +1,6 @@
>  /* PR c/98597 - ICE in -Wuninitialized printing a MEM_REF
>     { dg-do compile }
> -   { dg-options "-O2 -Wall" } */
> +   { dg-options "-O2 -Wall -fno-tree-vectorize" } */
>
>  struct shared_count {
>    shared_count () { }
> diff --git a/gcc/testsuite/gcc.dg/Warray-bounds-51.c b/gcc/testsuite/gcc.dg/Warray-bounds-51.c
> index 6028b11637c..8b81a0ccfa7 100644
> --- a/gcc/testsuite/gcc.dg/Warray-bounds-51.c
> +++ b/gcc/testsuite/gcc.dg/Warray-bounds-51.c
> @@ -1,7 +1,7 @@
>  /* PR middle-end/92333 - missing variable name referencing VLA in warnings
>     PR middle-end/82608 - missing -Warray-bounds on an out-of-bounds VLA index
>     { dg-do compile }
> -   { dg-options "-O2 -Wall" } */
> +   { dg-options "-O2 -Wall -fno-tree-vectorize" } */
>
>  void sink (void*);
>
> diff --git a/gcc/testsuite/gcc.dg/Warray-parameter-3.c b/gcc/testsuite/gcc.dg/Warray-parameter-3.c
> index cbf3e9339f5..fbef715aa99 100644
> --- a/gcc/testsuite/gcc.dg/Warray-parameter-3.c
> +++ b/gcc/testsuite/gcc.dg/Warray-parameter-3.c
> @@ -59,7 +59,7 @@ void fas1 (int[static 2]);    // { dg-warning "\\\[-Warray-parameter=" }
>
>  /* Also verify that -Warray-bounds doesn't trigger for ordinary array
>     parameters...  */
> -#pragma GCC optimize "2"
> +#pragma GCC optimize ("2,-fno-tree-vectorize")
>
>  __attribute__ ((noipa)) void
>  gca3 (char a[3])
> diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-13.c b/gcc/testsuite/gcc.dg/Wstringop-overflow-13.c
> index bd513151cea..a78242bf26e 100644
> --- a/gcc/testsuite/gcc.dg/Wstringop-overflow-13.c
> +++ b/gcc/testsuite/gcc.dg/Wstringop-overflow-13.c
> @@ -3,7 +3,7 @@
>     PR middle-end/89911 - ICE on a call with no arguments to strnlen
>     declared with no prototype
>     { dg-do compile }
> -   { dg-options "-O2 -Wall" } */
> +   { dg-options "-O2 -Wall -fno-tree-vectorize" } */
>
>  typedef __SIZE_TYPE__ size_t;
>
> diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-14.c b/gcc/testsuite/gcc.dg/Wstringop-overflow-14.c
> index d6201b068b6..808bf87c386 100644
> --- a/gcc/testsuite/gcc.dg/Wstringop-overflow-14.c
> +++ b/gcc/testsuite/gcc.dg/Wstringop-overflow-14.c
> @@ -2,7 +2,7 @@
>     types than char are diagnosed.
>     { dg-do compile }
>     { dg-require-effective-target int32plus }
> -   { dg-options "-O2 -Wall -Wno-array-bounds" } */
> +   { dg-options "-O2 -fno-tree-vectorize -Wall -Wno-array-bounds" } */
>
>  typedef __INT16_TYPE__  int16_t;
>  typedef __INT32_TYPE__  int32_t;
> diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-21.c b/gcc/testsuite/gcc.dg/Wstringop-overflow-21.c
> index 3a27460220c..f418a17ca93 100644
> --- a/gcc/testsuite/gcc.dg/Wstringop-overflow-21.c
> +++ b/gcc/testsuite/gcc.dg/Wstringop-overflow-21.c
> @@ -1,7 +1,7 @@
>  /* PR middle-end/92312 - bogus -Wstringop-overflow storing into a trailing
>     array backed by larger buffer
>     { dg-do compile }
> -   { dg-options "-O2 -Wall -Wno-array-bounds" } */
> +   { dg-options "-O2 -Wall -Wno-array-bounds -fno-tree-vectorize" } */
>
>  struct S0 { char a, b[0]; };
>
> diff --git a/gcc/testsuite/gcc.dg/Wstringop-overflow-68.c b/gcc/testsuite/gcc.dg/Wstringop-overflow-68.c
> index 6bcba274541..7cc1012130c 100644
> --- a/gcc/testsuite/gcc.dg/Wstringop-overflow-68.c
> +++ b/gcc/testsuite/gcc.dg/Wstringop-overflow-68.c
> @@ -2,7 +2,7 @@
>     a larger scalar into a smaller array
>     Verify overflow by aggregate stores.
>     { dg-do compile }
> -   { dg-options "-O2" } */
> +   { dg-options "-O2 -fno-tree-vectorize" } */
>
>  #define A(N) (A ## N)
>  #define Ac1 (AC1){ 0 }
> diff --git a/gcc/testsuite/gcc.dg/gomp/pr46032-2.c b/gcc/testsuite/gcc.dg/gomp/pr46032-2.c
> index e110880bd8e..2e562618489 100644
> --- a/gcc/testsuite/gcc.dg/gomp/pr46032-2.c
> +++ b/gcc/testsuite/gcc.dg/gomp/pr46032-2.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fopenmp -std=c99 -fipa-pta -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fopenmp -std=c99 -fipa-pta -fdump-tree-optimized" } */
>
>  #define N 2
>
> diff --git a/gcc/testsuite/gcc.dg/gomp/pr46032-3.c b/gcc/testsuite/gcc.dg/gomp/pr46032-3.c
> index a4af7ec4a8a..da1ab487385 100644
> --- a/gcc/testsuite/gcc.dg/gomp/pr46032-3.c
> +++ b/gcc/testsuite/gcc.dg/gomp/pr46032-3.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fopenmp -std=c99 -fipa-pta -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fopenmp -std=c99 -fipa-pta -fdump-tree-optimized" } */
>
>  #define N 2
>
> diff --git a/gcc/testsuite/gcc.dg/gomp/simd-2.c b/gcc/testsuite/gcc.dg/gomp/simd-2.c
> index 85acb980f10..f4912127b81 100644
> --- a/gcc/testsuite/gcc.dg/gomp/simd-2.c
> +++ b/gcc/testsuite/gcc.dg/gomp/simd-2.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fopenmp -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -fopenmp -fvect-cost-model=cheap -fdump-tree-vect-details" } */
>  /* { dg-additional-options "-msse2" { target { i?86-*-* x86_64-*-* } } } */
>  /* { dg-additional-options "-mavx" { target avx } } */
>  /* { dg-final { scan-tree-dump-times "vectorized \[1-9]\[0-9]* loops in function" 5 "vect" { target i?86-*-* x86_64-*-* aarch64-*-* } } } */
> diff --git a/gcc/testsuite/gcc.dg/gomp/simd-3.c b/gcc/testsuite/gcc.dg/gomp/simd-3.c
> index 86fee858673..c75060c07ae 100644
> --- a/gcc/testsuite/gcc.dg/gomp/simd-3.c
> +++ b/gcc/testsuite/gcc.dg/gomp/simd-3.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fopenmp -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -fopenmp -fvect-cost-model=cheap -fdump-tree-vect-details" } */
>  /* { dg-additional-options "-msse2" { target { i?86-*-* x86_64-*-* } } } */
>  /* { dg-additional-options "-mavx" { target avx } } */
>  /* { dg-final { scan-tree-dump-times "vectorized \[1-9]\[0-9]* loops in function" 5 "vect" { target i?86-*-* x86_64-*-* aarch64-*-* } } } */
> diff --git a/gcc/testsuite/gcc.dg/graphite/fuse-1.c b/gcc/testsuite/gcc.dg/graphite/fuse-1.c
> index 527b6e5c415..61289d312c2 100644
> --- a/gcc/testsuite/gcc.dg/graphite/fuse-1.c
> +++ b/gcc/testsuite/gcc.dg/graphite/fuse-1.c
> @@ -1,6 +1,6 @@
>  /* Check that the two loops are fused and that we manage to fold the two xor
>     operations.  */
> -/* { dg-options "-O2 -floop-nest-optimize -fdump-tree-forwprop4 -fdump-tree-graphite-all" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -floop-nest-optimize -fdump-tree-forwprop4 -fdump-tree-graphite-all" } */
>
>  /* Make sure we fuse the loops like this:
>  AST generated by isl:
> diff --git a/gcc/testsuite/gcc.dg/pr67089-6.c b/gcc/testsuite/gcc.dg/pr67089-6.c
> index db2ffdfeca4..b59d75b2318 100644
> --- a/gcc/testsuite/gcc.dg/pr67089-6.c
> +++ b/gcc/testsuite/gcc.dg/pr67089-6.c
> @@ -1,6 +1,6 @@
>  /* PR target/67089 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-loop-if-convert -fdump-tree-widening_mul" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -ftree-loop-if-convert -fdump-tree-widening_mul" } */
>
>  extern void abort (void);
>
> diff --git a/gcc/testsuite/gcc.dg/pr82929-2.c b/gcc/testsuite/gcc.dg/pr82929-2.c
> index 3442f91af02..b886f1cce76 100644
> --- a/gcc/testsuite/gcc.dg/pr82929-2.c
> +++ b/gcc/testsuite/gcc.dg/pr82929-2.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/82929 */
>  /* { dg-do compile { target store_merge } } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  void
>  foo (short *p, short *q, short *r)
> diff --git a/gcc/testsuite/gcc.dg/pr82929.c b/gcc/testsuite/gcc.dg/pr82929.c
> index bb84f2b21a3..123e1919cec 100644
> --- a/gcc/testsuite/gcc.dg/pr82929.c
> +++ b/gcc/testsuite/gcc.dg/pr82929.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/82929 */
>  /* { dg-do compile { target store_merge } } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  void
>  foo (short *p, short *q, short *r)
> diff --git a/gcc/testsuite/gcc.dg/store_merging_1.c b/gcc/testsuite/gcc.dg/store_merging_1.c
> index 4cc43dfd9e1..91ca925be0e 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_1.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_1.c
> @@ -1,6 +1,6 @@
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  struct bar {
>    int a;
> diff --git a/gcc/testsuite/gcc.dg/store_merging_11.c b/gcc/testsuite/gcc.dg/store_merging_11.c
> index 2ec2394afb9..60ed5cd8bf9 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_11.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_11.c
> @@ -1,6 +1,6 @@
>  /* { dg-do run } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  struct S { unsigned char b[2]; unsigned short c; unsigned char d[4]; unsigned long e; };
>
> diff --git a/gcc/testsuite/gcc.dg/store_merging_15.c b/gcc/testsuite/gcc.dg/store_merging_15.c
> index acd7de571f8..13fcca4aa11 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_15.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_15.c
> @@ -1,6 +1,6 @@
>  /* { dg-do run } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  struct S { unsigned char a, b; unsigned short c; unsigned char d, e, f, g; unsigned long long h; };
>
> diff --git a/gcc/testsuite/gcc.dg/store_merging_16.c b/gcc/testsuite/gcc.dg/store_merging_16.c
> index 9545dcce3de..cd83f1c0fe5 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_16.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_16.c
> @@ -2,7 +2,7 @@
>     are either big or little endian (not pdp endian).  */
>  /* { dg-do run { target { lp64 && { i?86-*-* x86_64-*-* powerpc*-*-* aarch64*-*-* } } } } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  __attribute__((noipa)) void
>  f1 (unsigned char *p, unsigned long long q)
> diff --git a/gcc/testsuite/gcc.dg/store_merging_19.c b/gcc/testsuite/gcc.dg/store_merging_19.c
> index 0841bb4deee..0a2bbc4bfde 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_19.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_19.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/83843 */
>  /* { dg-do run } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>  /* { dg-final { scan-tree-dump-times "Merging successful" 3 "store-merging" { target store_merge } } } */
>
>  __attribute__((noipa)) void
> diff --git a/gcc/testsuite/gcc.dg/store_merging_24.c b/gcc/testsuite/gcc.dg/store_merging_24.c
> index 744fe60e8e0..5291bb9e986 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_24.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_24.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/87859 */
>  /* { dg-do run } */
> -/* { dg-options "-O2 -fdump-tree-store-merging-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging-details" } */
>  /* { dg-final { scan-tree-dump "New sequence of \[23] stores to replace old one of 19 stores" "store-merging" { target i?86-*-* x86_64-*-* } } } */
>  /* { dg-final { scan-tree-dump "New sequence of 1 stores to replace old one of 6 stores" "store-merging" { target i?86-*-* x86_64-*-* } } } */
>
> diff --git a/gcc/testsuite/gcc.dg/store_merging_25.c b/gcc/testsuite/gcc.dg/store_merging_25.c
> index cf182190e91..96611b5e57b 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_25.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_25.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/87859 */
>  /* { dg-do run } */
> -/* { dg-options "-O2 -fdump-tree-store-merging-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging-details" } */
>  /* { dg-final { scan-tree-dump "New sequence of \[23] stores to replace old one of 14 stores" "store-merging" { target i?86-*-* x86_64-*-* } } } */
>  /* { dg-final { scan-tree-dump "New sequence of 1 stores to replace old one of 6 stores" "store-merging" { target i?86-*-* x86_64-*-* } } } */
>
> diff --git a/gcc/testsuite/gcc.dg/store_merging_28.c b/gcc/testsuite/gcc.dg/store_merging_28.c
> index 2d6cffc4694..fadb7fff993 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_28.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_28.c
> @@ -1,7 +1,7 @@
>  /* PR tree-optimization/88709 */
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fno-ipa-icf -fdump-tree-store-merging-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fno-ipa-icf -fdump-tree-store-merging-details" } */
>  /* { dg-final { scan-tree-dump-times "New sequence of \[24] stores to replace old one of 16 stores" 8 "store-merging" { target { i?86-*-* x86_64-*-* } } } } */
>  /* { dg-final { scan-tree-dump-times "New sequence of \[24] stores to replace old one of 6 stores" 1 "store-merging" { target { ! arm*-*-* } } } } */
>
> diff --git a/gcc/testsuite/gcc.dg/store_merging_30.c b/gcc/testsuite/gcc.dg/store_merging_30.c
> index 694d560a621..baf94efe733 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_30.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_30.c
> @@ -1,7 +1,7 @@
>  /* PR tree-optimization/94573 */
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging-details" } */
>  /* { dg-final { scan-tree-dump "New sequence of 4 stores to replace old one of 8 stores" "store-merging" { target lp64 } } } */
>
>  int var[43][12];
> diff --git a/gcc/testsuite/gcc.dg/store_merging_5.c b/gcc/testsuite/gcc.dg/store_merging_5.c
> index 6e7c72510ff..b0cb0da78e0 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_5.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_5.c
> @@ -1,6 +1,6 @@
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  /* Make sure that non-aliasing non-constant interspersed stores do not
>     stop chains.  */
> diff --git a/gcc/testsuite/gcc.dg/store_merging_7.c b/gcc/testsuite/gcc.dg/store_merging_7.c
> index c744ece6407..dbe000a463e 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_7.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_7.c
> @@ -1,6 +1,6 @@
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  /* Check that we can merge consecutive array members through the pointer.
>     PR rtl-optimization/23684.  */
> diff --git a/gcc/testsuite/gcc.dg/store_merging_8.c b/gcc/testsuite/gcc.dg/store_merging_8.c
> index e710a544ff0..d719e0a2257 100644
> --- a/gcc/testsuite/gcc.dg/store_merging_8.c
> +++ b/gcc/testsuite/gcc.dg/store_merging_8.c
> @@ -1,6 +1,6 @@
>  /* { dg-do compile } */
>  /* { dg-require-effective-target store_merge } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  struct baz {
>    struct bar {
> diff --git a/gcc/testsuite/gcc.dg/strlenopt-85.c b/gcc/testsuite/gcc.dg/strlenopt-85.c
> index e049e0c30e0..2ba1ee05700 100644
> --- a/gcc/testsuite/gcc.dg/strlenopt-85.c
> +++ b/gcc/testsuite/gcc.dg/strlenopt-85.c
> @@ -4,7 +4,7 @@
>     of memory allocated by calloc() even if one or more nul bytes are
>     written into it.
>     { dg-do compile }
> -   { dg-options "-O2 -fdump-tree-optimized" } */
> +   { dg-options "-O2 -fno-tree-vectorize -fdump-tree-optimized" } */
>
>  unsigned n0, n1;
>
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/dump-6.c b/gcc/testsuite/gcc.dg/tree-ssa/dump-6.c
> index 70659c00c0e..6c803908781 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/dump-6.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/dump-6.c
> @@ -1,6 +1,6 @@
>  /* PR middle-end/90676 - default GIMPLE dumps lack information
>     { dg-do compile }
> -   { dg-options "-O2 -fdump-tree-store-merging" }
> +   { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" }
>     { dg-require-effective-target int32plus }
>     { dg-require-effective-target store_merge } */
>
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr19210-1.c b/gcc/testsuite/gcc.dg/tree-ssa/pr19210-1.c
> index 50d86a00485..b9e40e964c1 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/pr19210-1.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr19210-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fopt-info-loop-missed" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fopt-info-loop-missed" } */
>  extern void g(void);
>
>  void
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr47059.c b/gcc/testsuite/gcc.dg/tree-ssa/pr47059.c
> index 9f9c61aa213..860cde12c0f 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/pr47059.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr47059.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-Os -fdump-tree-optimized" } */
> +/* { dg-options "-Os -fno-tree-vectorize -fdump-tree-optimized" } */
>
>
>  struct struct1
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr86017.c b/gcc/testsuite/gcc.dg/tree-ssa/pr86017.c
> index f216e83c7b3..c7ef73ad59e 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/pr86017.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr86017.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-store-merging" } */
>
>  void f (void*);
>
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr91482.c b/gcc/testsuite/gcc.dg/tree-ssa/pr91482.c
> index 7d6a724e4ad..0ddad573129 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/pr91482.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr91482.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fdump-tree-ccp1 -fdump-tree-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-ccp1 -fdump-tree-store-merging" } */
>
>  void write64 (void *p)
>  {
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c b/gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c
> index f68be2b3379..8c3d9a4fc58 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c
> @@ -1,6 +1,6 @@
>  /* { dg-do compile } */
>  /* { dg-do run } */
> -/* { dg-options "-O2 -funroll-loops --param max-unroll-times=8 -fpredictive-commoning -fdump-tree-pcom-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -funroll-loops --param max-unroll-times=8 -fpredictive-commoning -fdump-tree-pcom-details" } */
>
>  void abort (void);
>
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c b/gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c
> index ec08d6c0318..1fc8f089345 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/predcom-dse-3.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -fno-inline -fno-tree-loop-distribute-patterns -fpredictive-commoning -fdump-tree-pcom-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fno-inline -fno-tree-loop-distribute-patterns -fpredictive-commoning -fdump-tree-pcom-details" } */
>
>  int arr1[105] = {2, 3, 5, 7, 11, 13, 0};
>  int arr2[105] = {2, 3, 5, 7, 11, 13, 0};
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-3.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-3.c
> index 467903bf3fc..46f0d0c2317 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-3.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-3.c
> @@ -1,7 +1,7 @@
>  /* Prefetching used to prefer nonsensical unroll factor of 5 in this testcase.  */
>
>  /* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
> -/* { dg-options "-O2 -fprefetch-loop-arrays -march=amdfam10 -fdump-tree-aprefetch-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fprefetch-loop-arrays -march=amdfam10 -fdump-tree-aprefetch-details" } */
>
>  #define N 1000000
>
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c
> index 12f09016943..3fa71685ace 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-6.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
> -/* { dg-options "-O2 -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 --param min-insn-to-prefetch-ratio=6 -fdump-tree-aprefetch-details" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 --param min-insn-to-prefetch-ratio=6 -fdump-tree-aprefetch-details" } */
>
>  #define N 1000
>  #define K 900
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-8.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-8.c
> index cbd6a80d345..00f41c3e4f4 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-8.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-8.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
> -/* { dg-options "-O2 -fno-tree-loop-distribute-patterns -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fno-tree-loop-distribute-patterns -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */
>
>  #define K 1000000
>  int a[K];
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-9.c b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-9.c
> index da4847320b1..e8848c30acc 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/prefetch-9.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/prefetch-9.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
> -/* { dg-options "-O2 -fno-tree-loop-distribute-patterns -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fno-tree-loop-distribute-patterns -fprefetch-loop-arrays -march=amdfam10 --param simultaneous-prefetches=100 -fdump-tree-aprefetch-details -fdump-tree-optimized" } */
>
>  #define K 1000000
>  int a[K], b[K];
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c
> index 92b2df80ec8..2e7b5b496ea 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-18.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-optimized" } */
>  int g(_Complex int*);
>  int f(void)
>  {
> diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-19.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-19.c
> index 718b7466e50..7bb8d060631 100644
> --- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-19.c
> +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-19.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fdump-tree-optimized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-optimized" } */
>  int g(_Complex int*);
>  int f(void)
>  {
> diff --git a/gcc/testsuite/gcc.dg/uninit-40.c b/gcc/testsuite/gcc.dg/uninit-40.c
> index c015191ca32..8708079d397 100644
> --- a/gcc/testsuite/gcc.dg/uninit-40.c
> +++ b/gcc/testsuite/gcc.dg/uninit-40.c
> @@ -1,6 +1,6 @@
>  /* PR tree-optimization/98597 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -Wuninitialized" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -Wuninitialized" } */
>
>  union U { double d; int i; float f; };
>  struct S { char a; int b; char c; unsigned d; union U e; int f[3]; unsigned g[3]; };
> diff --git a/gcc/testsuite/gcc.dg/unroll-7.c b/gcc/testsuite/gcc.dg/unroll-7.c
> index 055369bf8b1..695af5757cc 100644
> --- a/gcc/testsuite/gcc.dg/unroll-7.c
> +++ b/gcc/testsuite/gcc.dg/unroll-7.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fdump-rtl-loop2_unroll-details -funroll-loops" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fdump-rtl-loop2_unroll-details -funroll-loops" } */
>  /* { dg-require-effective-target int32plus } */
>
>  extern int *a;
> diff --git a/gcc/testsuite/gcc.misc-tests/help.exp b/gcc/testsuite/gcc.misc-tests/help.exp
> index 5e034d26947..eb6d8686c6a 100644
> --- a/gcc/testsuite/gcc.misc-tests/help.exp
> +++ b/gcc/testsuite/gcc.misc-tests/help.exp
> @@ -79,7 +79,7 @@ check_for_options c "--help=target,optimizers" "" "" ""
>  check_for_options c "--help=warnings,^joined,^undocumented" "" "" ""
>  check_for_options c "-Q -O2 --help=optimizers" {
>  -O
> --ftree-loop-vectorize[^\n]*disabled
> +-ftree-loop-vectorize[^\n]*enabled
>  } "  -g  " ""
>  check_for_options c "-Q -O3 --help=optimizers" {
>  -O
> diff --git a/gcc/testsuite/gcc.target/i386/avx512er-vrcp28ps-4.c b/gcc/testsuite/gcc.target/i386/avx512er-vrcp28ps-4.c
> index 2c76d967184..9f90dfded8b 100644
> --- a/gcc/testsuite/gcc.target/i386/avx512er-vrcp28ps-4.c
> +++ b/gcc/testsuite/gcc.target/i386/avx512er-vrcp28ps-4.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ffast-math -ftree-vectorize -mavx512er" } */
> +/* { dg-options "-O2 -ffast-math -fvect-cost-model=cheap -mavx512er" } */
>
>  #include "avx512er-vrcp28ps-3.c"
>
> diff --git a/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-4.c b/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-4.c
> index 2f5f73fd781..ef6cedcc768 100644
> --- a/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-4.c
> +++ b/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-4.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ffast-math -ftree-vectorize -mavx512er" } */
> +/* { dg-options "-O2 -ffast-math -fvect-cost-model=cheap -mavx512er" } */
>
>  #include "avx512er-vrsqrt28ps-3.c"
>
> diff --git a/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-6.c b/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-6.c
> index 77c5cba1cef..aa6fd4c62cb 100644
> --- a/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-6.c
> +++ b/gcc/testsuite/gcc.target/i386/avx512er-vrsqrt28ps-6.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ffast-math -ftree-vectorize -mavx512er" } */
> +/* { dg-options "-O2 -ffast-math -fvect-cost-model=cheap -mavx512er" } */
>
>  #include "avx512er-vrsqrt28ps-5.c"
>
> diff --git a/gcc/testsuite/gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c b/gcc/testsuite/gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c
> index 709cd21e671..a732bc466db 100644
> --- a/gcc/testsuite/gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c
> +++ b/gcc/testsuite/gcc.target/i386/avx512vpopcntdqvl-vpopcntd-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -mavx512vpopcntdq -mavx512bw -mavx512vl" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -mavx512vpopcntdq -mavx512bw -mavx512vl" } */
>  /* { dg-require-effective-target avx512vl } */
>  /* { dg-require-effective-target avx512vpopcntdqvl } */
>  /* { dg-require-effective-target avx512bw } */
> diff --git a/gcc/testsuite/gcc.target/i386/pr22141.c b/gcc/testsuite/gcc.target/i386/pr22141.c
> index 036422e8ccf..b68b97f3f72 100644
> --- a/gcc/testsuite/gcc.target/i386/pr22141.c
> +++ b/gcc/testsuite/gcc.target/i386/pr22141.c
> @@ -1,6 +1,6 @@
>  /* PR middle-end/22141 */
>  /* { dg-do compile } */
> -/* { dg-options "-Os" } */
> +/* { dg-options "-Os -fno-tree-vectorize" } */
>
>  extern void abort (void);
>
> diff --git a/gcc/testsuite/gcc.target/i386/pr34012.c b/gcc/testsuite/gcc.target/i386/pr34012.c
> index d0cffa05290..1c1f0eea52e 100644
> --- a/gcc/testsuite/gcc.target/i386/pr34012.c
> +++ b/gcc/testsuite/gcc.target/i386/pr34012.c
> @@ -1,7 +1,7 @@
>  /* PR rtl-optimization/34012 */
>  /* { dg-do compile } */
>  /* { dg-require-effective-target lp64 } */
> -/* { dg-options "-O2 -fno-store-merging" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fno-store-merging" } */
>
>  void bar (long int *);
>  void
> diff --git a/gcc/testsuite/gcc.target/i386/pr49781-1.c b/gcc/testsuite/gcc.target/i386/pr49781-1.c
> index 60f9d50d866..d5a2e32db97 100644
> --- a/gcc/testsuite/gcc.target/i386/pr49781-1.c
> +++ b/gcc/testsuite/gcc.target/i386/pr49781-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -fpic -mtune=generic" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -fpic -mtune=generic" } */
>  /* { dg-require-effective-target fpic } */
>
>  static int heap[2*(256 +1+29)+1];
> diff --git a/gcc/testsuite/gcc.target/i386/pr52252-atom.c b/gcc/testsuite/gcc.target/i386/pr52252-atom.c
> index ee604f2189a..3761bf3614e 100644
> --- a/gcc/testsuite/gcc.target/i386/pr52252-atom.c
> +++ b/gcc/testsuite/gcc.target/i386/pr52252-atom.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=slm" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -mssse3 -mtune=slm" } */
>  #define byte unsigned char
>
>  void
> diff --git a/gcc/testsuite/gcc.target/i386/pr52252-core.c b/gcc/testsuite/gcc.target/i386/pr52252-core.c
> index 65d62cfa365..df0f75c5b1b 100644
> --- a/gcc/testsuite/gcc.target/i386/pr52252-core.c
> +++ b/gcc/testsuite/gcc.target/i386/pr52252-core.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=corei7" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -mssse3 -mtune=corei7" } */
>  #define byte unsigned char
>
>  void
> diff --git a/gcc/testsuite/gcc.target/i386/pr60451.c b/gcc/testsuite/gcc.target/i386/pr60451.c
> index 2396ba81da1..c1bca753783 100644
> --- a/gcc/testsuite/gcc.target/i386/pr60451.c
> +++ b/gcc/testsuite/gcc.target/i386/pr60451.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -msse2" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -msse2" } */
>
>  void
>  foo (unsigned char *a, unsigned char *b, unsigned char *c, int size)
> diff --git a/gcc/testsuite/gcc.target/i386/pr61403.c b/gcc/testsuite/gcc.target/i386/pr61403.c
> index 48c7ba68d78..b9165a4ed81 100644
> --- a/gcc/testsuite/gcc.target/i386/pr61403.c
> +++ b/gcc/testsuite/gcc.target/i386/pr61403.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ffast-math -ftree-vectorize -msse4.2 -mtune=corei7" } */
> +/* { dg-options "-O2 -ffast-math -fvect-cost-model=cheap -msse4.2 -mtune=corei7" } */
>  /* { dg-require-effective-target c99_runtime } */
>
>  #include <math.h>
> diff --git a/gcc/testsuite/gcc.target/i386/pr68483-1.c b/gcc/testsuite/gcc.target/i386/pr68483-1.c
> index 29787e94bd3..493d6a9011a 100644
> --- a/gcc/testsuite/gcc.target/i386/pr68483-1.c
> +++ b/gcc/testsuite/gcc.target/i386/pr68483-1.c
> @@ -1,6 +1,6 @@
>  /* PR target/68483 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -msse2 -mno-sse3" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -msse2 -mno-sse3" } */
>
>  void
>  test (int *input, int *out, unsigned x1, unsigned x2)
> diff --git a/gcc/testsuite/gcc.target/i386/pr82460-2.c b/gcc/testsuite/gcc.target/i386/pr82460-2.c
> index 8cdfb54f56a..72076d490e2 100644
> --- a/gcc/testsuite/gcc.target/i386/pr82460-2.c
> +++ b/gcc/testsuite/gcc.target/i386/pr82460-2.c
> @@ -1,6 +1,6 @@
>  /* PR target/82460 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -mavx512vbmi -mprefer-vector-width=none --param=vect-epilogues-nomask=0" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -mavx512vbmi -mprefer-vector-width=none --param=vect-epilogues-nomask=0" } */
>  /* We want to reuse the permutation mask in the loop, so use vpermt2b rather
>     than vpermi2b.  */
>  /* { dg-final { scan-assembler-not {\mvpermi2b\M} } } */
> diff --git a/gcc/testsuite/gcc.target/i386/pr95798-1.c b/gcc/testsuite/gcc.target/i386/pr95798-1.c
> index 9a7e32d6f2f..526f48921fd 100644
> --- a/gcc/testsuite/gcc.target/i386/pr95798-1.c
> +++ b/gcc/testsuite/gcc.target/i386/pr95798-1.c
> @@ -1,6 +1,6 @@
>  /* PR target/95798 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -masm=att -fomit-frame-pointer" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -masm=att -fomit-frame-pointer" } */
>  /* { dg-final { scan-assembler "1, 8\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
>  /* { dg-final { scan-assembler "2, 16\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
>  /* { dg-final { scan-assembler "3, 24\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
> diff --git a/gcc/testsuite/gcc.target/i386/pr95798-2.c b/gcc/testsuite/gcc.target/i386/pr95798-2.c
> index c670d3780e8..6b5c5a73e96 100644
> --- a/gcc/testsuite/gcc.target/i386/pr95798-2.c
> +++ b/gcc/testsuite/gcc.target/i386/pr95798-2.c
> @@ -1,6 +1,6 @@
>  /* PR target/95798 */
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -masm=att -fomit-frame-pointer" } */
> +/* { dg-options "-O2 -fno-tree-vectorize -masm=att -fomit-frame-pointer" } */
>  /* { dg-final { scan-assembler "1, 8\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
>  /* { dg-final { scan-assembler "2, 16\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
>  /* { dg-final { scan-assembler "3, 24\\\(%rsp,%r\[a-z0-9]*,8\\\)" { target lp64 } } } */
> diff --git a/gcc/testsuite/gcc.target/i386/pr98365.c b/gcc/testsuite/gcc.target/i386/pr98365.c
> index 652210dcdd5..6bb58d08fe5 100644
> --- a/gcc/testsuite/gcc.target/i386/pr98365.c
> +++ b/gcc/testsuite/gcc.target/i386/pr98365.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -mavx2 -ftree-vectorize -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -mavx2 -fvect-cost-model=cheap -fdump-tree-vect-details" } */
>  /* { dg-final { scan-tree-dump-times "vectorized \[1-3] loops" 2 "vect" } } */
>  short foo1 (short* a, short* c, int n)
>  {
> diff --git a/gcc/testsuite/gcc.target/i386/vect-abs-s16.c b/gcc/testsuite/gcc.target/i386/vect-abs-s16.c
> index 266599f8ea2..b4c54129c39 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-abs-s16.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-abs-s16.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -msse2 -mno-sse3 -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -msse2 -mno-sse3 -fdump-tree-vect-details" } */
>
>  int abs (int);
>
> diff --git a/gcc/testsuite/gcc.target/i386/vect-abs-s32.c b/gcc/testsuite/gcc.target/i386/vect-abs-s32.c
> index 0a6bdac60f7..f14380556c4 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-abs-s32.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-abs-s32.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -msse2 -mno-sse3 -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -msse2 -mno-sse3 -fdump-tree-vect-details" } */
>
>  int abs (int);
>
> diff --git a/gcc/testsuite/gcc.target/i386/vect-abs-s8.c b/gcc/testsuite/gcc.target/i386/vect-abs-s8.c
> index d6e31976f40..7a965a0295a 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-abs-s8.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-abs-s8.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -msse2 -mno-sse3 -fdump-tree-vect-details" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -msse2 -mno-sse3 -fdump-tree-vect-details" } */
>
>  int abs (int);
>
> diff --git a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-1.c b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-1.c
> index 1b468e47754..08c30a35e70 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-1.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
> index 3503deaa9d9..ebb6f5c578e 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-pack-trunc-2.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-perm-even-1.c b/gcc/testsuite/gcc.target/i386/vect-perm-even-1.c
> index 3de4dfabeea..e8507f49b1d 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-perm-even-1.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-perm-even-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-perm-odd-1.c b/gcc/testsuite/gcc.target/i386/vect-perm-odd-1.c
> index e32d40a1bac..37514f4737e 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-perm-odd-1.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-perm-odd-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-pr67800.c b/gcc/testsuite/gcc.target/i386/vect-pr67800.c
> index 8bd308c83f6..31cd7970206 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-pr67800.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-pr67800.c
> @@ -1,5 +1,5 @@
>  /* { dg-do compile } */
> -/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details -msse4.2" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -fdump-tree-vect-details -msse4.2" } */
>
>  #define ubyte unsigned char
>  #define byte char
> diff --git a/gcc/testsuite/gcc.target/i386/vect-unpack-1.c b/gcc/testsuite/gcc.target/i386/vect-unpack-1.c
> index 84521e313e5..f572e4c8085 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-unpack-1.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-unpack-1.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-unpack-2.c b/gcc/testsuite/gcc.target/i386/vect-unpack-2.c
> index 51c518e6111..7234afddd4c 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-unpack-2.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-unpack-2.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gcc.target/i386/vect-unpack-3.c b/gcc/testsuite/gcc.target/i386/vect-unpack-3.c
> index eb8a93e9eea..08e9827afcc 100644
> --- a/gcc/testsuite/gcc.target/i386/vect-unpack-3.c
> +++ b/gcc/testsuite/gcc.target/i386/vect-unpack-3.c
> @@ -1,5 +1,5 @@
>  /* { dg-do run } */
> -/* { dg-options "-O2 -fdump-tree-vect-details -ftree-vectorize -ffast-math -mavx512bw -save-temps" } */
> +/* { dg-options "-O2 -fdump-tree-vect-details -fvect-cost-model=cheap -ffast-math -mavx512bw -save-temps" } */
>  /* { dg-require-effective-target avx512bw } */
>
>  #include "avx512bw-check.h"
> diff --git a/gcc/testsuite/gfortran.dg/pr77498.f b/gcc/testsuite/gfortran.dg/pr77498.f
> index f957b57bb00..a0fc8275a84 100644
> --- a/gcc/testsuite/gfortran.dg/pr77498.f
> +++ b/gcc/testsuite/gfortran.dg/pr77498.f
> @@ -1,5 +1,5 @@
>  ! { dg-do compile }
> -! { dg-options "-O2 -ffast-math -fdump-tree-pre" }
> +! { dg-options "-O2 -fno-tree-vectorize -ffast-math -fdump-tree-pre" }
>
>        subroutine foo(U,V,R,N,A)
>        integer N
> --
> 2.27.0
>


--
BR,
Hongtao

  reply	other threads:[~2021-09-06  8:50 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-06  8:46 liuhongt
2021-09-06  8:55 ` Hongtao Liu [this message]
2021-09-06  9:18 ` Richard Biener
2021-09-06  9:41   ` Jakub Jelinek
2021-09-06 10:58     ` Hongtao Liu
2021-09-06 11:01       ` Jakub Jelinek
2021-09-06 11:15         ` Hongtao Liu
2021-09-06 11:15           ` Jakub Jelinek
2021-09-06 12:18             ` Richard Biener
2021-09-06 12:30               ` Jakub Jelinek
2021-09-06 12:43                 ` Richard Biener
2021-09-06 11:05     ` Richard Biener
2021-09-06  9:41   ` Hongtao Liu
2021-09-06 16:37 ` Joseph Myers
2021-09-07  2:07   ` Hongtao Liu
2021-09-16  4:33 liuhongt
2021-09-16  8:22 ` Richard Biener
2021-09-16  9:03   ` Hongtao Liu
2021-09-16 12:31     ` Richard Biener
2021-09-17  3:26       ` Hongtao Liu
2021-09-17  7:47         ` Richard Biener
2021-09-17  8:06           ` Hongtao Liu
2021-09-19 20:13     ` Martin Sebor
2021-09-22  1:38       ` Hongtao Liu
2021-09-22 14:21         ` Martin Sebor
2021-09-22 15:03           ` Martin Sebor
2021-09-23  1:48           ` Hongtao Liu
2021-09-23  2:08             ` Hongtao Liu
2021-09-23  6:30               ` Richard Biener
2021-09-23 15:18                 ` Martin Sebor
2021-09-24  3:32                   ` Hongtao Liu
2021-09-24 14:27                     ` Martin Sebor
2021-09-26  3:18                       ` liuhongt
2021-09-28 11:18                         ` Richard Biener
2021-10-07 15:34                         ` Martin Liška
2021-10-07 15:36                           ` H.J. Lu
2021-10-08  2:16                             ` Hongtao Liu
2021-10-08 10:49                 ` Aldy Hernandez
2021-10-08 23:43                   ` Martin Sebor

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAMZc-byQo7F7CdxsOmPekMYzcKNuRK9SsikQJo9xfZO-d_cLcA@mail.gmail.com \
    --to=crazylht@gmail.com \
    --cc=Premachandra.Mallappa@amd.com \
    --cc=Tamar.Christina@arm.com \
    --cc=fweimer@redhat.com \
    --cc=gcc-patches@gcc.gnu.org \
    --cc=hongtao.liu@intel.com \
    --cc=jakub@redhat.com \
    --cc=jeffreyalaw@gmail.com \
    --cc=linkw@linux.ibm.com \
    --cc=rguenther@suse.de \
    --cc=richard.sandiford@arm.com \
    --cc=segher@kernel.crashing.org \
    --cc=wschmidt@linux.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).