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Diffstat (limited to 'gcc/tree-ssa-loop-im.c')
| -rw-r--r-- | gcc/tree-ssa-loop-im.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c index 5863127..e957f92 100644 --- a/gcc/tree-ssa-loop-im.c +++ b/gcc/tree-ssa-loop-im.c @@ -719,8 +719,14 @@ determine_max_movement (gimple stmt, bool must_preserve_exec) FOR_EACH_PHI_ARG (use_p, stmt, iter, SSA_OP_USE) { val = USE_FROM_PTR (use_p); + if (TREE_CODE (val) != SSA_NAME) - continue; + { + /* Assign const 1 to constants. */ + min_cost = MIN (min_cost, 1); + total_cost += 1; + continue; + } if (!add_dependency (val, lim_data, loop, false)) return false; def_data = get_lim_data (SSA_NAME_DEF_STMT (val)); |