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Merge pull request #2163 from jfng/cxxrtl-blackbox-debuginfo 

cxxrtl: restrict the debug info of a blackbox to its ports.
This commit is contained in:
whitequark 2020-06-17 06:07:41 +00:00 committed by GitHub
parent eaf66037a5 8d98c3861d
commit c4f20f744b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 13 deletions
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30
backends/cxxrtl/cxxrtl_backend.cc
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@ -1623,6 +1623,8 @@ struct CxxrtlWorker {
for (auto wire : module->wires()) {
if (wire->name[0] != '\\')
continue;
if (module->get_bool_attribute(ID(cxxrtl_blackbox)) && (wire->port_id == 0))
continue;
count_public_wires++;
if (debug_const_wires.count(wire)) {
// Wire tied to a constant
@ -1649,19 +1651,21 @@ struct CxxrtlWorker {
count_skipped_wires++;
}
}
for (auto &memory_it : module->memories) {
if (memory_it.first[0] != '\\')
continue;
f << indent << "items.add(path + " << escape_cxx_string(get_hdl_name(memory_it.second));
f << ", debug_item(" << mangle(memory_it.second) << ", ";
f << memory_it.second->start_offset << "));\n";
}
for (auto cell : module->cells()) {
if (is_internal_cell(cell->type))
continue;
const char *access = is_cxxrtl_blackbox_cell(cell) ? "->" : ".";
f << indent << mangle(cell) << access << "debug_info(items, ";
f << "path + " << escape_cxx_string(get_hdl_name(cell) + ' ') << ");\n";
if (!module->get_bool_attribute(ID(cxxrtl_blackbox))) {
for (auto &memory_it : module->memories) {
if (memory_it.first[0] != '\\')
continue;
f << indent << "items.add(path + " << escape_cxx_string(get_hdl_name(memory_it.second));
f << ", debug_item(" << mangle(memory_it.second) << ", ";
f << memory_it.second->start_offset << "));\n";
}
for (auto cell : module->cells()) {
if (is_internal_cell(cell->type))
continue;
const char *access = is_cxxrtl_blackbox_cell(cell) ? "->" : ".";
f << indent << mangle(cell) << access << "debug_info(items, ";
f << "path + " << escape_cxx_string(get_hdl_name(cell) + ' ') << ");\n";
}
}
dec_indent();