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| author | Erick Ochoa <erick.ochoa@theobroma-systems.com> | 2020-06-15 16:23:37 +0200 |
|---|---|---|
| committer | Erick Ochoa <erick.ochoa@theobroma-systems.com> | 2020-06-16 08:58:13 +0200 |
| commit | 606a16466ebebff9715e159651ea123778cc2e57 (patch) | |
| tree | f132ab920a24a775c5777b1176a5c26d31dba152 | |
| parent | 57dde08f7d34c88edb7cce7046f2424de605c4a1 (diff) | |
arrays
| -rw-r--r-- | gcc/type-reconstructor.c | 40 | ||||
| -rw-r--r-- | gcc/type-reconstructor.hpp | 2 |
2 files changed, 41 insertions, 1 deletions
diff --git a/gcc/type-reconstructor.c b/gcc/type-reconstructor.c index 39ef4aea385..530569c074f 100644 --- a/gcc/type-reconstructor.c +++ b/gcc/type-reconstructor.c @@ -53,6 +53,45 @@ get_new_identifier(const_tree type) return get_identifier(new_name); } +// Invariant for all _pre functions: +// _reorg_map[t] == NULL (due to memoization) +// +// Invariant for all _post functions: +// _reorg_map[TREE_TYPE(t)] != NULL +// +// To preserve invariant, we must include +// the following at the end of all _post functions: +// _reorg_map[t] = /* reorg type */ +// +// How information is passed? +// To further _post functions via stacks +// +// To previous _post functions via _reorg_map (and maybe others?) +// +// +void +TypeReconstructor::_walk_ARRAY_TYPE_pre(const_tree t) +{ + _working_stack.push(build_distinct_type_copy((tree)t)); +} + +void +TypeReconstructor::_walk_ARRAY_TYPE_post(const_tree t) +{ + const_tree inner_type = TREE_TYPE(t); + gcc_assert(inner_type); + tree inner_reorg_type = (tree)_reorg_map[inner_type]; + gcc_assert(inner_reorg_type); + tree t_reorg = (tree)_working_stack.top(); + _working_stack.pop(); + + TREE_TYPE(t_reorg) = inner_reorg_type; + TYPE_NAME((tree)t_reorg) = get_new_identifier(t_reorg); + _reorg_map[t] = t_reorg; + + +} + void TypeReconstructor::_walk_POINTER_TYPE_pre(const_tree t) { @@ -77,7 +116,6 @@ TypeReconstructor::_walk_POINTER_TYPE_post(const_tree t) return; } - log ("here\n"); tree tf = (tree)_reorg_map[tt]; TREE_TYPE((tree)modifications) = tf; TYPE_NAME((tree)modifications) = get_new_identifier(modifications); diff --git a/gcc/type-reconstructor.hpp b/gcc/type-reconstructor.hpp index ca596c5d86d..12260f9a48b 100644 --- a/gcc/type-reconstructor.hpp +++ b/gcc/type-reconstructor.hpp @@ -33,6 +33,8 @@ private: virtual void _walk_field_post(const_tree); virtual void _walk_RECORD_TYPE_pre(const_tree); virtual void _walk_RECORD_TYPE_post(const_tree); + virtual void _walk_ARRAY_TYPE_pre(const_tree); + virtual void _walk_ARRAY_TYPE_post(const_tree); virtual void _walk_POINTER_TYPE_pre(const_tree); virtual void _walk_POINTER_TYPE_post(const_tree); public: |