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| author | Ira Rosen <irar@il.ibm.com> | 2009-04-02 12:39:28 +0000 |
|---|---|---|
| committer | Ira Rosen <irar@gcc.gnu.org> | 2009-04-02 12:39:28 +0000 |
| commit | 2f0fa28e1f7c64c4e0f352dfd97b02de06c6e94b (patch) | |
| tree | 371fec7a7015b77218a0b409cfefc05f54e3c921 | |
| parent | bbf7ce1102df37e77231586abee685e96c19f25c (diff) | |
| download | gcc-2f0fa28e1f7c64c4e0f352dfd97b02de06c6e94b.zip gcc-2f0fa28e1f7c64c4e0f352dfd97b02de06c6e94b.tar.gz gcc-2f0fa28e1f7c64c4e0f352dfd97b02de06c6e94b.tar.bz2 | |
re PR tree-optimization/39595 (ICE in vectorizable_store at tree-vect-transform.c:5361)
PR tree-optimization/39595
* tree-vect-slp.c (vect_build_slp_tree): Check that the size of
interleaved loads group is not greater than the SLP group size.
From-SVN: r145445
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/vect/O3-pr39595.f | 17 | ||||
| -rw-r--r-- | gcc/tree-vect-slp.c | 16 |
4 files changed, 44 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index af401e7..3081e26 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2009-04-02 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39595 + * tree-vect-slp.c (vect_build_slp_tree): Check that the size of + interleaved loads group is not greater than the SLP group size. + 2009-04-02 Rafael Avila de Espindola <espindola@google.com> * builtins.c (is_builtin_name): New. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 3081d43..3e949b9 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-04-02 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39595 + * gfortran.dg/vect/O3-pr39595.f: New test. + 2009-04-02 Dodji Seketeli <dodji@redhat.com> PR c++/26693 diff --git a/gcc/testsuite/gfortran.dg/vect/O3-pr39595.f b/gcc/testsuite/gfortran.dg/vect/O3-pr39595.f new file mode 100644 index 0000000..021d35b --- /dev/null +++ b/gcc/testsuite/gfortran.dg/vect/O3-pr39595.f @@ -0,0 +1,17 @@ +! { dg-do compile } + subroutine foo(a,c,i,m) + real a(4,*),b(3,64),c(3,200),d(64) + integer*8 i,j,k,l,m + do j=1,m,64 + do k=1,m-j+1 + d(k)=a(4,j-1+k) + do l=1,3 + b(l,k)=c(l,i)+a(l,j-1+k) + end do + end do + call bar(b,d,i) + end do + end + +! { dg-final { cleanup-tree-dump "vect" } } + diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c index fe01a76..60478e9 100644 --- a/gcc/tree-vect-slp.c +++ b/gcc/tree-vect-slp.c @@ -466,6 +466,22 @@ vect_build_slp_tree (loop_vec_info loop_vinfo, slp_tree *node, return false; } + + /* Check that the size of interleaved loads group is not + greater than the SLP group size. */ + if (DR_GROUP_SIZE (vinfo_for_stmt (stmt)) + > ncopies * group_size) + { + if (vect_print_dump_info (REPORT_SLP)) + { + fprintf (vect_dump, "Build SLP failed: the number of " + "interleaved loads is greater than" + " the SLP group size "); + print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM); + } + + return false; + } first_load = DR_GROUP_FIRST_DR (vinfo_for_stmt (stmt)); |