Commit 0cf7986c by Revital Eres Committed by Revital Eres

Another fix to the misaligned store vectorizer patch

From-SVN: r153892
parent fbd43827
2009-11-04 Revital Eres <eres@il.ibm.com>
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Consider peeling for alignment only for stores and remove
redundant assignment.
2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com> 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/41302 PR target/41302
2009-11-04 Revital Eres <eres@il.ibm.com>
* gcc.target/powerpc/vsx-vectorize-3.c: Adjust tetcase following
change in decision of peeling for alignment.
* gcc.target/powerpc/vsx-vectorize-5.c: Likewise.
* gcc.dg/vect/vect-50.c: Likewise.
* gcc.dg/vect/vect-42.c: Likewise.
* gcc.dg/vect/costmodel/i386/costmodel-fast-math-vect-pr29925.c:
Likewise.
* gcc.dg/vect/costmodel/x86_64/costmodel-fast-math-vect-pr29925.c:
Likewise.
* gcc.dg/vect/vect-multitypes-6.c: Likewise.
* gcc.dg/vect/vect-60.c: Likewise.
* gcc.dg/vect/vect-52.c: Likewise.
* gcc.dg/vect/vect-44.c: Likewise.
* gcc.dg/vect/vect-27.c: Likewise.
* gcc.dg/vect/vect-29.c: Likewise.
* gcc.dg/vect/vect-72.c: Likewise.
* gcc.dg/vect/vect-56.c: Likewise.
* gcc.dg/vect/vect-48.c: Likewise.
* gcc.dg/vect/vect-multitypes-3.c: Likewise.
* gfortran.dg/vect/vect-2.f90: Likewise.
* gfortran.dg/vect/vect-5.f90: Likewise.
2009-11-04 Richard Guenther <rguenther@suse.de> 2009-11-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41919 PR tree-optimization/41919
......
...@@ -35,6 +35,6 @@ int main() ...@@ -35,6 +35,6 @@ int main()
return 0; return 0;
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_hw_misalign } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -35,6 +35,6 @@ int main() ...@@ -35,6 +35,6 @@ int main()
return 0; return 0;
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_hw_misalign } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -46,5 +46,5 @@ int main (void) ...@@ -46,5 +46,5 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail {! vect_hw_misalign} } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -51,6 +51,6 @@ int main (void) ...@@ -51,6 +51,6 @@ int main (void)
/* The initialization induction loop (with aligned access) is also vectorized. */ /* 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 "vectorized 2 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail vect_hw_misalign } } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" {target vect_no_align } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -65,6 +65,6 @@ int main (void) ...@@ -65,6 +65,6 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 3 "vect" { target vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 3 "vect" { target vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { { ! vector_alignment_reachable } && { ! vect_hw_misalign } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 1 "vect" { target { { ! vector_alignment_reachable } && { ! vect_hw_misalign } } } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { xfail { { vect_no_align || vect_hw_misalign } || { ! vector_alignment_reachable } } } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 4 "vect" { xfail { vect_no_align || { ! vector_alignment_reachable } } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align || vect_hw_misalign } || { ! vector_alignment_reachable } } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { vect_no_align || { ! vector_alignment_reachable } } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -66,7 +66,7 @@ int main (void) ...@@ -66,7 +66,7 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { 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 } } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align || {! vect_hw_misalign } } || {! vector_alignment_reachable} } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { vect_no_align || {! vector_alignment_reachable} } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && {{! 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} } } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -55,6 +55,6 @@ int main (void) ...@@ -55,6 +55,6 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail {! vect_hw_misalign } } } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target vect_no_align } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -63,7 +63,7 @@ int main (void) ...@@ -63,7 +63,7 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { 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 } } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align } } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { target vect_hw_misalign } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { target vect_hw_misalign } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align || {! vect_hw_misalign } } || {! vector_alignment_reachable} } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { vect_no_align || {! vector_alignment_reachable} } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" { target vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && { {! 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 } } } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -56,6 +56,6 @@ int main (void) ...@@ -56,6 +56,6 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" {xfail {! vect_hw_misalign } } } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target vect_no_align } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -68,6 +68,6 @@ int main (void) ...@@ -68,6 +68,6 @@ int main (void)
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */
/* { 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_no_align } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -69,6 +69,6 @@ int main (void) ...@@ -69,6 +69,6 @@ int main (void)
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */
/* { 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_no_align } } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail vect_hw_misalign } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -47,5 +47,5 @@ int main (void) ...@@ -47,5 +47,5 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail vect_no_align } } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail vect_hw_misalign } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -54,6 +54,6 @@ int main (void) ...@@ -54,6 +54,6 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { 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 } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 3 "vect" { target vect_no_align } } } */
/* { 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_no_align } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -61,6 +61,6 @@ int main (void) ...@@ -61,6 +61,6 @@ int main (void)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 6 "vect" { target vect_no_align } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 6 "vect" { target vect_no_align } } } */
/* { 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_no_align } } } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -54,7 +54,7 @@ int main (void) ...@@ -54,7 +54,7 @@ int main (void)
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -54,7 +54,7 @@ int main (void) ...@@ -54,7 +54,7 @@ int main (void)
} }
/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" } } */
/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" {xfail {! vect_hw_misalign } } } } */ /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 0 "vect" } } */
/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" } } */ /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */
...@@ -15,7 +15,7 @@ END ...@@ -15,7 +15,7 @@ END
! support unaligned loads). ! support unaligned loads).
! { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } } ! { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 3 "vect" { xfail { { vect_no_align || { ! vect_hw_misalign } } || { ! vector_alignment_reachable } } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 3 "vect" { xfail { vect_no_align || { ! vector_alignment_reachable } } } } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { target { vect_no_align && { ! vector_alignment_reachable } } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 2 "vect" { target { vect_no_align && { ! vector_alignment_reachable } } } } }
! { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align } } } } ! { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align } } } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" {target { vect_no_align || { { ! vector_alignment_reachable } && { ! vect_hw_misalign } } } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 3 "vect" {target { vect_no_align || { { ! vector_alignment_reachable } && { ! vect_hw_misalign } } } } } }
......
...@@ -36,7 +36,7 @@ ...@@ -36,7 +36,7 @@
end end
! { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } ! { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { { vect_no_align || {! vect_hw_misalign } } || {! vector_alignment_reachable} } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 1 "vect" { xfail { vect_no_align || {! vector_alignment_reachable} } } } }
! { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align } } } } ! { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { vect_no_align } } } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { vect_no_align } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 2 "vect" { target { vect_no_align } } } }
! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && {! vect_hw_misalign} } } } } ! { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" { target { {! vector_alignment_reachable} && {! vect_hw_misalign} } } } }
......
...@@ -1176,7 +1176,6 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo) ...@@ -1176,7 +1176,6 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo)
{ {
stmt = DR_STMT (dr); stmt = DR_STMT (dr);
stmt_info = vinfo_for_stmt (stmt); stmt_info = vinfo_for_stmt (stmt);
supportable_dr_alignment = vect_supportable_dr_alignment (dr);
/* For interleaving, only the alignment of the first access /* For interleaving, only the alignment of the first access
matters. */ matters. */
...@@ -1184,7 +1183,7 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo) ...@@ -1184,7 +1183,7 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo)
&& DR_GROUP_FIRST_DR (stmt_info) != stmt) && DR_GROUP_FIRST_DR (stmt_info) != stmt)
continue; continue;
if (!aligned_access_p (dr)) if (!DR_IS_READ (dr) && !aligned_access_p (dr))
{ {
do_peeling = vector_alignment_reachable_p (dr); do_peeling = vector_alignment_reachable_p (dr);
if (do_peeling) if (do_peeling)
......
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