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| author | Sebastian Pop <sebastian.pop@amd.com> | 2010-08-11 20:29:51 +0000 |
|---|---|---|
| committer | Sebastian Pop <spop@gcc.gnu.org> | 2010-08-11 20:29:51 +0000 |
| commit | 4ee23fa87409de023a260a9a6f05027982a8b2c7 (patch) | |
| tree | 089c19f9bbec168bf041223e62e71a1e2c7ce4e9 /gcc/graphite-sese-to-poly.c | |
| parent | 1c2a7491be7c2f03af404ace3956ad2bc356afae (diff) | |
| download | gcc-4ee23fa87409de023a260a9a6f05027982a8b2c7.tar.gz | |
Call scev_analyzable_p only on is_gimple_reg.
2010-07-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c
(rewrite_commutative_reductions_out_of_ssa_loop): Call
scev_analyzable_p only on is_gimple_reg
* gcc.dg/graphite/id-25.c: New.
From-SVN: r163158
Diffstat (limited to 'gcc/graphite-sese-to-poly.c')
| -rw-r--r-- | gcc/graphite-sese-to-poly.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/graphite-sese-to-poly.c b/gcc/graphite-sese-to-poly.c index 574a25b2213..ae8518f6981 100644 --- a/gcc/graphite-sese-to-poly.c +++ b/gcc/graphite-sese-to-poly.c @@ -2950,12 +2950,15 @@ rewrite_commutative_reductions_out_of_ssa_loop (loop_p loop, { gimple_stmt_iterator gsi; edge exit = single_exit (loop); + tree res; if (!exit) return; for (gsi = gsi_start_phis (exit->dest); !gsi_end_p (gsi); gsi_next (&gsi)) - if (!scev_analyzable_p (gimple_phi_result (gsi_stmt (gsi)), region)) + if ((res = gimple_phi_result (gsi_stmt (gsi))) + && is_gimple_reg (res) + && !scev_analyzable_p (res, region)) rewrite_commutative_reductions_out_of_ssa_close_phi (gsi_stmt (gsi), reductions); } |