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| author | whitequark <whitequark@whitequark.org> | 2021-07-16 11:12:19 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-07-16 11:12:19 +0000 |
| commit | 2db41375141dd8098edac134e09b962a5b0821ab (patch) | |
| tree | 4568df68fcf62ea91b85c1da66f98039c8dfeedd /backends/cxxrtl/cxxrtl_backend.cc | |
| parent | efc43270fa2435fac706e380b75a45a288844343 (diff) | |
| parent | 5b003d6e5cf1790297f5d0f9fdfc95e0b64aa808 (diff) | |
| download | yosys-2db41375141dd8098edac134e09b962a5b0821ab.tar.gz yosys-2db41375141dd8098edac134e09b962a5b0821ab.tar.bz2 yosys-2db41375141dd8098edac134e09b962a5b0821ab.zip | |
Merge pull request #2874 from whitequark/cxxrtl-fix-2589
cxxrtl: run hierarchy pass regardless of (*top*) attribute presence
Diffstat (limited to 'backends/cxxrtl/cxxrtl_backend.cc')
| -rw-r--r-- | backends/cxxrtl/cxxrtl_backend.cc | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc index dfdb9df74..7ff344e66 100644 --- a/backends/cxxrtl/cxxrtl_backend.cc +++ b/backends/cxxrtl/cxxrtl_backend.cc @@ -2939,9 +2939,9 @@ struct CxxrtlWorker { } } - void check_design(RTLIL::Design *design, bool &has_top, bool &has_sync_init) + void check_design(RTLIL::Design *design, bool &has_sync_init) { - has_sync_init = has_top = false; + has_sync_init = false; for (auto module : design->modules()) { if (module->get_blackbox_attribute() && !module->has_attribute(ID(cxxrtl_blackbox))) @@ -2953,9 +2953,6 @@ struct CxxrtlWorker { if (!design->selected_module(module)) continue; - if (module->get_bool_attribute(ID::top)) - has_top = true; - for (auto proc : module->processes) for (auto sync : proc.second->syncs) if (sync->type == RTLIL::STi) @@ -2966,10 +2963,10 @@ struct CxxrtlWorker { void prepare_design(RTLIL::Design *design) { bool did_anything = false; - bool has_top, has_sync_init; + bool has_sync_init; log_push(); - check_design(design, has_top, has_sync_init); - if (run_hierarchy && !has_top) { + check_design(design, has_sync_init); + if (run_hierarchy) { Pass::call(design, "hierarchy -auto-top"); did_anything = true; } @@ -2990,7 +2987,7 @@ struct CxxrtlWorker { } // Recheck the design if it was modified. if (did_anything) - check_design(design, has_top, has_sync_init); + check_design(design, has_sync_init); log_assert(!has_sync_init); log_pop(); if (did_anything) |