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| author | Kugan Vivekanandarajah <kuganv@linaro.org> | 2016-09-15 02:03:51 +0000 |
|---|---|---|
| committer | Kugan Vivekanandarajah <kugan@gcc.gnu.org> | 2016-09-15 02:03:51 +0000 |
| commit | 46aa019a01e8278b12961c63fb457306e09cf13f (patch) | |
| tree | 39c6eda48c393bf21246adc888f27ba357e13f17 /gcc/tree-into-ssa.c | |
| parent | 7332afeab41a577291ea7bc20a353bcab0bd7476 (diff) | |
| download | gcc-46aa019a01e8278b12961c63fb457306e09cf13f.zip gcc-46aa019a01e8278b12961c63fb457306e09cf13f.tar.gz gcc-46aa019a01e8278b12961c63fb457306e09cf13f.tar.bz2 | |
Iterator to visit SSA
Iterator to visit SSA
gcc/ChangeLog:
2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssanames.h (FOR_EACH_SSA_NAME): New.
* cfgexpand.c (update_alias_info_with_stack_vars): Use
FOR_EACH_SSA_NAME to iterate over SSA variables.
(pass_expand::execute): Likewise.
* omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
* tree-cfg.c (dump_function_to_file): Likewise.
* tree-into-ssa.c (pass_build_ssa::execute): Likewise.
(update_ssa): Likewise.
* tree-ssa-alias.c (dump_alias_info): Likewise.
* tree-ssa-ccp.c (ccp_finalize): Likewise.
* tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
(create_outofssa_var_map): Likewise.
(coalesce_ssa_name): Likewise.
* tree-ssa-operands.c (dump_immediate_uses): Likewise.
* tree-ssa-pre.c (compute_avail): Likewise.
* tree-ssa-sccvn.c (init_scc_vn): Likewise.
(scc_vn_restore_ssa_info): Likewise.
(free_scc_vn): Likwise.
(run_scc_vn): Likewise.
* tree-ssa-structalias.c (compute_points_to_sets): Likewise.
* tree-ssa-ter.c (new_temp_expr_table): Likewise.
* tree-ssa-copy.c (fini_copy_prop): Likewise.
* tree-ssa.c (verify_ssa): Likewise.
From-SVN: r240152
Diffstat (limited to 'gcc/tree-into-ssa.c')
| -rw-r--r-- | gcc/tree-into-ssa.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c index ceafa68..a4ff608 100644 --- a/gcc/tree-into-ssa.c +++ b/gcc/tree-into-ssa.c @@ -2341,7 +2341,6 @@ pass_build_ssa::execute (function *fun) { bitmap_head *dfs; basic_block bb; - unsigned i; /* Initialize operand data structures. */ init_ssa_operands (fun); @@ -2385,13 +2384,14 @@ pass_build_ssa::execute (function *fun) /* Try to get rid of all gimplifier generated temporaries by making its SSA names anonymous. This way we can garbage collect them all after removing unused locals which we do in our TODO. */ - for (i = 1; i < num_ssa_names; ++i) + unsigned i; + tree name; + + FOR_EACH_SSA_NAME (i, name, cfun) { - tree decl, name = ssa_name (i); - if (!name - || SSA_NAME_IS_DEFAULT_DEF (name)) + if (SSA_NAME_IS_DEFAULT_DEF (name)) continue; - decl = SSA_NAME_VAR (name); + tree decl = SSA_NAME_VAR (name); if (decl && TREE_CODE (decl) == VAR_DECL && !VAR_DECL_IS_VIRTUAL_OPERAND (decl) @@ -3283,12 +3283,12 @@ update_ssa (unsigned update_flags) placement heuristics. */ prepare_block_for_update (start_bb, insert_phi_p); + tree name; + if (flag_checking) - for (i = 1; i < num_ssa_names; ++i) + FOR_EACH_SSA_NAME (i, name, cfun) { - tree name = ssa_name (i); - if (!name - || virtual_operand_p (name)) + if (virtual_operand_p (name)) continue; /* For all but virtual operands, which do not have SSA names |