[7/10] Add a vect_unaligned_possible target selector

Message ID	87mv43pc45.fsf@linaro.org
State	New
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of gcc-patches-return-465878-patch=linaro.org@gcc.gnu.org designates 209.132.180.131 as permitted sender) client-ip=209.132.180.131; DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=default; b=BiufZddn08zt+VNkK1Rp0q+odw/b4 xfGZ16VcVLCxxpK7lBzChGbGz1cT5bvPNi23yxYPFTI1/L6A170ohs9YXi/hFVnu q0ZYS/lH6kdM+GroIsjGrBWJoHplVe+pf1fZlFoV8Lrbvf9/gzeqTVjrpVx9lKAX WK6Icelrvx/TsA= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org From: Richard Sandiford <richard.sandiford@linaro.org> To: gcc-patches@gcc.gnu.org Mail-Followup-To: gcc-patches@gcc.gnu.org, richard.sandiford@linaro.org Subject: [7/10] Add a vect_unaligned_possible target selector References: <87inerqqyz.fsf@linaro.org> Date: Fri, 03 Nov 2017 16:20:58 +0000 In-Reply-To: <87inerqqyz.fsf@linaro.org> (Richard Sandiford's message of "Fri, 03 Nov 2017 16:14:44 +0000") Message-ID: <87mv43pc45.fsf@linaro.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain
Series	Vectoriser testsuite tweaks \| expand [0/10] Vectoriser testsuite tweaks [1/10] Consistently use asm volatile ("" ::: "memory") in vect tests [2/10] Add VECTOR_BITS to tree-vect.h [3/10] Add available_vector_sizes to target-supports.exp [4/10] Don't assume vect_multiple_sizes means 2 sizes [5/10] Add vect_perm3_* target selectors [6/10] Add a vect_element_align_preferred target selector [7/10] Add a vect_unaligned_possible target selector [8/10] Add a vect_variable_length target selector [9/10] Add a vect_align_stack_vars target selector [10/10] Add a vect_masked_store target selector

Index: gcc/doc/sourcebuild.texi =================================================================== --- gcc/doc/sourcebuild.texi 2017-11-03 16:06:22.561036988 +0000 +++ gcc/doc/sourcebuild.texi 2017-11-03 16:06:26.237889385 +0000 @@ -1481,6 +1481,11 @@ Like @code{vect_perm3_byte}, but for 16- @item vect_shift Target supports a hardware vector shift operation. +@item vect_unaligned_possible +Target prefers vectors to have an alignment greater than element +alignment, but also allows unaligned vector accesses in some +circumstances. + @item vect_widen_sum_hi_to_si Target supports a vector widening summation of @code{short} operands into @code{int} results, or can promote (unpack) from @code{short} Index: gcc/testsuite/lib/target-supports.exp =================================================================== --- gcc/testsuite/lib/target-supports.exp 2017-11-03 16:06:22.564036053 +0000 +++ gcc/testsuite/lib/target-supports.exp 2017-11-03 16:06:26.241888136 +0000 @@ -6399,6 +6399,15 @@ proc check_effective_target_vect_element return $et_vect_element_align($et_index) } +# Return 1 if we expect to see unaligned accesses in at least some +# vector dumps. + +proc check_effective_target_vect_unaligned_possible { } { + return [expr { ![check_effective_target_vect_element_align_preferred] + && (![check_effective_target_vect_no_align] + || [check_effective_target_vect_hw_misalign]) }] +} + # Return 1 if the target supports vector LOAD_LANES operations, 0 otherwise. proc check_effective_target_vect_load_lanes { } { Index: gcc/testsuite/gcc.dg/vect/slp-25.c =================================================================== --- gcc/testsuite/gcc.dg/vect/slp-25.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/slp-25.c 2017-11-03 16:06:26.237889385 +0000 @@ -57,4 +57,4 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail { { vect_no_align && { ! vect_hw_misalign } } || { ! vect_natural_alignment } } } } } */ +/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail { { ! vect_unaligned_possible } || { ! vect_natural_alignment } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-multitypes-1.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-multitypes-1.c 2017-11-03 16:06:08.014090402 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-multitypes-1.c 2017-11-03 16:06:26.239888760 +0000 @@ -89,6 +89,6 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail {{ vect_no_align && { ! vect_hw_misalign } } || {vect_sizes_32B_16B }}} } } */ +/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail { { ! vect_unaligned_possible } || vect_sizes_32B_16B } } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { target { vect_no_align && { { ! vect_hw_misalign } && vect_sizes_32B_16B } } }} } */ Index: gcc/testsuite/gcc.dg/vect/vect-109.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-109.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-109.c 2017-11-03 16:06:26.237889385 +0000 @@ -76,5 +76,5 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { target vect_element_align } } } */ /* { dg-final { scan-tree-dump-times "not vectorized: unsupported unaligned store" 2 "vect" { xfail vect_element_align } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { target vect_element_align } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { target vect_element_align xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-33.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-33.c 2015-06-02 23:53:35.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-33.c 2017-11-03 16:06:26.237889385 +0000 @@ -37,6 +37,6 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump "Vectorizing an unaligned access" "vect" { target { { { ! powerpc*-*-* } && vect_hw_misalign } && { { ! vect64 } || vect_multiple_sizes } } } } } */ +/* { dg-final { scan-tree-dump "Vectorizing an unaligned access" "vect" { target { { { ! powerpc*-*-* } && vect_hw_misalign } && { { ! vect64 } || vect_multiple_sizes } } xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump "Alignment of access forced using peeling" "vect" { target { vector_alignment_reachable && { vect64 && {! vect_multiple_sizes} } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { { {! vector_alignment_reachable} || {! vect64} } && {! vect_hw_misalign} } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-42.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-42.c 2015-06-02 23:53:35.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-42.c 2017-11-03 16:06:26.237889385 +0000 @@ -67,5 +67,5 @@ int main (void) /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 3 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { { ! vector_alignment_reachable } && { ! vect_element_align } } } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { xfail { vect_no_align || { { ! vector_alignment_reachable } || vect_element_align } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { target vect_element_align } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { target vect_element_align xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { vect_no_align || { { ! vector_alignment_reachable } || vect_element_align } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-56.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-56.c 2017-11-03 16:06:22.562036677 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-56.c 2017-11-03 16:06:26.238889073 +0000 @@ -68,7 +68,7 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align || vect_element_align } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { vect_element_align } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { target { ! vect_element_align } xfail { ! vect_unaligned_possible } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { vect_element_align } xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { target { { ! vect_element_align } || vect_element_align_preferred} } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { vect_element_align && { ! vect_element_align_preferred } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-60.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-60.c 2017-11-03 16:06:22.562036677 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-60.c 2017-11-03 16:06:26.238889073 +0000 @@ -69,7 +69,7 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align || vect_element_align } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { vect_element_align } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { target { ! vect_element_align } xfail { ! vect_unaligned_possible } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { vect_element_align } xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { target { { ! vect_element_align } || vect_element_align_preferred } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { vect_element_align && { ! vect_element_align_preferred } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-96.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-96.c 2017-11-03 16:06:08.013090240 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-96.c 2017-11-03 16:06:26.239888760 +0000 @@ -48,6 +48,6 @@ int main (void) For targets that don't support unaligned loads, version for the store. */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { {! vect_no_align} && vector_alignment_reachable } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { {! vect_no_align} && vector_alignment_reachable } xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align } || { { ! vector_alignment_reachable} || vect_element_align } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { { vect_no_align && { ! vect_hw_misalign } } || { {! vector_alignment_reachable} && {! vect_element_align} } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-peel-1.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-peel-1.c 2017-11-03 16:06:22.563036365 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-peel-1.c 2017-11-03 16:06:26.240888448 +0000 @@ -48,5 +48,5 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { { vect_element_align } && { vect_aligned_arrays } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { target { { vect_element_align } && { vect_aligned_arrays } } xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail vect_element_align_preferred } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-27.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-27.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-27.c 2017-11-03 16:06:26.237889385 +0000 @@ -46,5 +46,5 @@ int main (void) /* The initialization induction loop (with aligned access) is also vectorized. */ /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ Index: gcc/testsuite/gcc.dg/vect/vect-29.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-29.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-29.c 2017-11-03 16:06:26.237889385 +0000 @@ -51,6 +51,6 @@ int main (void) /* The initialization induction loop (with aligned access) is also vectorized. */ /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" {target { vect_no_align && { ! vect_hw_misalign } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-44.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-44.c 2017-05-18 07:51:07.308258294 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-44.c 2017-11-03 16:06:26.238889073 +0000 @@ -65,7 +65,7 @@ int main (void) two loads to be aligned). */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail { { vect_no_align && { ! vect_hw_misalign } } || {! vector_alignment_reachable} } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && {{! vect_no_align} && {! vect_hw_misalign} } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-48.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-48.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-48.c 2017-11-03 16:06:26.238889073 +0000 @@ -55,6 +55,6 @@ int main (void) (The store is aligned). */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-50.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-50.c 2017-05-18 07:51:07.308258294 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-50.c 2017-11-03 16:06:26.238889073 +0000 @@ -61,8 +61,7 @@ int main (void) align the store will not force the two loads to be aligned). */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { target vect_hw_misalign } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail { { vect_no_align && { ! vect_hw_misalign } } || {! vector_alignment_reachable} } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && { {! vect_no_align } && {! vect_hw_misalign } } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-52.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-52.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-52.c 2017-11-03 16:06:26.238889073 +0000 @@ -56,6 +56,6 @@ int main (void) (The store is aligned). */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-72.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-72.c 2015-12-18 10:17:16.000000000 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-72.c 2017-11-03 16:06:26.238889073 +0000 @@ -48,5 +48,5 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ Index: gcc/testsuite/gcc.dg/vect/vect-75-big-array.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-75-big-array.c 2017-11-03 16:06:03.055282663 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-75-big-array.c 2017-11-03 16:06:26.238889073 +0000 @@ -50,4 +50,4 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-75.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-75.c 2017-11-03 16:06:08.013090240 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-75.c 2017-11-03 16:06:26.239888760 +0000 @@ -50,4 +50,4 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-77-alignchecks.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-77-alignchecks.c 2017-11-03 16:06:08.013090240 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-77-alignchecks.c 2017-11-03 16:06:26.239888760 +0000 @@ -54,7 +54,7 @@ int main (void) both for the load and the store. */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { {! vect_no_align} && { unaligned_stack && vector_alignment_reachable } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { { {! unaligned_stack} && { vect_no_align && { ! vect_hw_misalign } } } || {unaligned_stack && { {! vector_alignment_reachable} && {! vect_no_align } } } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { { unaligned_stack && { vector_alignment_reachable && vect_no_align } } || {unaligned_stack && { {! vector_alignment_reachable} && vect_no_align } } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-77-global.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-77-global.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-77-global.c 2017-11-03 16:06:26.239888760 +0000 @@ -48,6 +48,6 @@ int main (void) /* Requires versioning for aliasing. */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-78-alignchecks.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-78-alignchecks.c 2017-11-03 16:06:08.013090240 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-78-alignchecks.c 2017-11-03 16:06:26.239888760 +0000 @@ -55,7 +55,7 @@ int main (void) both for the load and the store. */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { target { {! vect_no_align} && { unaligned_stack && vector_alignment_reachable } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { { {! unaligned_stack} && { vect_no_align && { ! vect_hw_misalign } } } || {unaligned_stack && { {! vector_alignment_reachable} && { ! vect_no_align } } } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { { unaligned_stack && { vector_alignment_reachable && vect_no_align } } || {unaligned_stack && { {! vector_alignment_reachable} && vect_no_align } } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-78-global.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-78-global.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-78-global.c 2017-11-03 16:06:26.239888760 +0000 @@ -48,6 +48,6 @@ int main (void) (The store is aligned). */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-multitypes-3.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-multitypes-3.c 2017-11-03 16:06:08.014090402 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-multitypes-3.c 2017-11-03 16:06:26.239888760 +0000 @@ -59,5 +59,5 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 3 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" {xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 3 "vect" { xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-multitypes-4.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-multitypes-4.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-multitypes-4.c 2017-11-03 16:06:26.239888760 +0000 @@ -95,6 +95,6 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { target { vect_element_align} } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { xfail { vect_no_align || vect_element_align } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 8 "vect" { xfail { vect_no_align || vect_element_align } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { target { vect_element_align } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 8 "vect" { target { ! vect_element_align } xfail { ! vect_unaligned_possible } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { target { vect_element_align } xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-multitypes-6.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-multitypes-6.c 2017-11-03 16:06:08.014090402 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-multitypes-6.c 2017-11-03 16:06:26.240888448 +0000 @@ -66,5 +66,5 @@ int main (void) /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { sparc*-*-* && ilp32 } }} } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 6 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 6 "vect" {xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 6 "vect" { xfail { ! vect_unaligned_possible } } } } */ Index: gcc/testsuite/gcc.dg/vect/vect-peel-4.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-peel-4.c 2015-06-02 23:53:38.000000000 +0100 +++ gcc/testsuite/gcc.dg/vect/vect-peel-4.c 2017-11-03 16:06:26.240888448 +0000 @@ -46,5 +46,5 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ Index: gcc/testsuite/gcc.dg/vect/vect-peel-3.c =================================================================== --- gcc/testsuite/gcc.dg/vect/vect-peel-3.c 2017-11-03 16:06:08.014090402 +0000 +++ gcc/testsuite/gcc.dg/vect/vect-peel-3.c 2017-11-03 16:06:26.240888448 +0000 @@ -61,5 +61,5 @@ int main (void) } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { vect_no_align && { ! vect_hw_misalign } } } } } */ -/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { { vect_no_align && { ! vect_hw_misalign } } || {vect_sizes_32B_16B } } } } } */ -/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align && { ! vect_hw_misalign } } || {vect_sizes_32B_16B } } } } } */ +/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { { ! vect_unaligned_possible } || vect_sizes_32B_16B } } } } */ +/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { ! vect_unaligned_possible } || vect_sizes_32B_16B } } } } */

[7/10] Add a vect_unaligned_possible target selector

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