diff options
| author | Richard Guenther <rguenther@suse.de> | 2012-03-26 14:14:51 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-03-26 14:14:51 +0000 |
| commit | ad5d161a7599cf9db900d69f78daa58b6f49b21d (patch) | |
| tree | dae3f3d5cae562b83ebf1b4d874dc7713d518de4 | |
| parent | 5467ee5255040aee4811c10804c5efc3fdeee4d1 (diff) | |
| download | gcc-ad5d161a7599cf9db900d69f78daa58b6f49b21d.zip gcc-ad5d161a7599cf9db900d69f78daa58b6f49b21d.tar.gz gcc-ad5d161a7599cf9db900d69f78daa58b6f49b21d.tar.bz2 | |
re PR middle-end/52701 (416.gamess in SPEC CPU 2006 failed to build)
2012-03-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52701
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
compute and set the evolution part of PHI nodes.
* gfortran.dg/pr52701.f90: New testcase.
From-SVN: r185800
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr52701.f90 | 20 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 14 |
4 files changed, 39 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 636ef21..4dce347 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2012-03-26 Richard Guenther <rguenther@suse.de> + PR tree-optimization/52701 + * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always + compute and set the evolution part of PHI nodes. + +2012-03-26 Richard Guenther <rguenther@suse.de> + PR tree-optimization/52721 * tree-vect-stmts.c (vect_init_vector): Handle scalars. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 88c3ee2..867b8ca 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-03-26 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/52701 + * gfortran.dg/pr52701.f90: New testcase. + 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org> PR tree-optimization/52686 diff --git a/gcc/testsuite/gfortran.dg/pr52701.f90 b/gcc/testsuite/gfortran.dg/pr52701.f90 new file mode 100644 index 0000000..5834318 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr52701.f90 @@ -0,0 +1,20 @@ +! { dg-do compile } +! { dg-options "-O3" } +function pr52701 (x, z, e, f, g, l) + integer a, b, c, d, e, f, g, i, j, l, pr52701 + double precision x(e), z(e*e) + do i = l, f + do j = l, i + d = 0 + do a = 1, g + c = a - g + do b = 1, g + d = d + 1 + c = c + g + z(d) = z(d) / (x(i) + x(j) - x(f + a) - x(f + b)) + end do + end do + end do + end do + pr52701 = c +end diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 1b4ed88..16515dc 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -565,11 +565,15 @@ vect_analyze_scalar_cycles_1 (loop_vec_info loop_vinfo, struct loop *loop) /* Analyze the evolution function. */ access_fn = analyze_scalar_evolution (loop, def); if (access_fn) - STRIP_NOPS (access_fn); - if (access_fn && vect_print_dump_info (REPORT_DETAILS)) { - fprintf (vect_dump, "Access function of PHI: "); - print_generic_expr (vect_dump, access_fn, TDF_SLIM); + STRIP_NOPS (access_fn); + if (vect_print_dump_info (REPORT_DETAILS)) + { + fprintf (vect_dump, "Access function of PHI: "); + print_generic_expr (vect_dump, access_fn, TDF_SLIM); + } + STMT_VINFO_LOOP_PHI_EVOLUTION_PART (stmt_vinfo) + = evolution_part_in_loop_num (access_fn, loop->num); } if (!access_fn @@ -579,8 +583,6 @@ vect_analyze_scalar_cycles_1 (loop_vec_info loop_vinfo, struct loop *loop) continue; } - STMT_VINFO_LOOP_PHI_EVOLUTION_PART (stmt_vinfo) - = evolution_part_in_loop_num (access_fn, loop->num); gcc_assert (STMT_VINFO_LOOP_PHI_EVOLUTION_PART (stmt_vinfo) != NULL_TREE); if (vect_print_dump_info (REPORT_DETAILS)) |