diff options
Diffstat (limited to 'gcc/tree-ssa-loop-manip.cc')
| -rw-r--r-- | gcc/tree-ssa-loop-manip.cc | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/gcc/tree-ssa-loop-manip.cc b/gcc/tree-ssa-loop-manip.cc index 5d43563..623d03b 100644 --- a/gcc/tree-ssa-loop-manip.cc +++ b/gcc/tree-ssa-loop-manip.cc @@ -625,7 +625,7 @@ find_uses_to_rename_in_loop (class loop *loop, bitmap *use_blocks, UPDATE_FLAG is used in the call to update_ssa. See TODO_update_ssa* for documentation. */ -void +static void rewrite_into_loop_closed_ssa_1 (bitmap changed_bbs, unsigned update_flag, int use_flags, class loop *loop) { @@ -686,24 +686,16 @@ rewrite_into_loop_closed_ssa_1 (bitmap changed_bbs, unsigned update_flag, free (use_blocks); } -/* Rewrites the non-virtual defs and uses into a loop closed ssa form. If - CHANGED_BBS is not NULL, we look for uses outside loops only in the basic +/* Rewrites the defs and uses into a loop closed ssa form. + If CHANGED_BBS is not NULL, we look for uses outside loops only in the basic blocks in this set. UPDATE_FLAG is used in the call to update_ssa. See TODO_update_ssa* for documentation. */ void rewrite_into_loop_closed_ssa (bitmap changed_bbs, unsigned update_flag) { - rewrite_into_loop_closed_ssa_1 (changed_bbs, update_flag, SSA_OP_USE, NULL); -} - -/* Rewrites virtual defs and uses with def in LOOP into loop closed ssa - form. */ - -void -rewrite_virtuals_into_loop_closed_ssa (class loop *loop) -{ - rewrite_into_loop_closed_ssa_1 (NULL, 0, SSA_OP_VIRTUAL_USES, loop); + rewrite_into_loop_closed_ssa_1 (changed_bbs, update_flag, + SSA_OP_ALL_USES, NULL); } /* Check invariants of the loop closed ssa form for the def in DEF_BB. */ @@ -736,8 +728,7 @@ check_loop_closed_ssa_bb (basic_block bb) { gphi *phi = bsi.phi (); - if (!virtual_operand_p (PHI_RESULT (phi))) - check_loop_closed_ssa_def (bb, PHI_RESULT (phi)); + check_loop_closed_ssa_def (bb, PHI_RESULT (phi)); } for (gimple_stmt_iterator bsi = gsi_start_nondebug_bb (bb); !gsi_end_p (bsi); @@ -747,7 +738,7 @@ check_loop_closed_ssa_bb (basic_block bb) tree var; gimple *stmt = gsi_stmt (bsi); - FOR_EACH_SSA_TREE_OPERAND (var, stmt, iter, SSA_OP_DEF) + FOR_EACH_SSA_TREE_OPERAND (var, stmt, iter, SSA_OP_ALL_DEFS) check_loop_closed_ssa_def (bb, var); } } |