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| author | Martin Jambor <mjambor@suse.cz> | 2017-10-30 16:07:20 +0100 |
|---|---|---|
| committer | Martin Jambor <jamborm@gcc.gnu.org> | 2017-10-30 16:07:20 +0100 |
| commit | 791929c91a53a168bb46e3cd08612eb69d5a6785 (patch) | |
| tree | 61cd99f7f20374930f9d8c0eda7c72268f2e331f /gcc | |
| parent | 932bfa9bc738058463c5430efab4aabefcfe4951 (diff) | |
| download | gcc-791929c91a53a168bb46e3cd08612eb69d5a6785.zip gcc-791929c91a53a168bb46e3cd08612eb69d5a6785.tar.gz gcc-791929c91a53a168bb46e3cd08612eb69d5a6785.tar.bz2 | |
[hsa] Add missing guard in OMP gridification
2017-10-30 Martin Jambor <mjambor@suse.cz>
* omp-grid.c (grid_attempt_target_gridification): Also insert a
condition whether loop should be executed at all.
From-SVN: r254225
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/omp-grid.c | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c690e33..8710e29 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2017-10-30 Martin Jambor <mjambor@suse.cz> + + * omp-grid.c (grid_attempt_target_gridification): Also insert a + condition whether loop should be executed at all. + 2017-10-30 Will Schmidt <will_schmidt@vnet.ibm.com> * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for diff --git a/gcc/omp-grid.c b/gcc/omp-grid.c index a7b6f60..121c96e 100644 --- a/gcc/omp-grid.c +++ b/gcc/omp-grid.c @@ -1315,6 +1315,7 @@ grid_attempt_target_gridification (gomp_target *target, n1 = fold_convert (itype, n1); n2 = fold_convert (itype, n2); + tree cond = fold_build2 (cond_code, boolean_type_node, n1, n2); tree step = omp_get_for_step_from_incr (loc, gimple_omp_for_incr (inner_loop, i)); @@ -1328,6 +1329,7 @@ grid_attempt_target_gridification (gomp_target *target, fold_build1 (NEGATE_EXPR, itype, step)); else t = fold_build2 (TRUNC_DIV_EXPR, itype, t, step); + t = fold_build3 (COND_EXPR, itype, cond, t, build_zero_cst (itype)); if (grid.tiling) { if (cond_code == GT_EXPR) |