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Refactor code to avoid code duplication + added comments

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This commit is contained in:
Ruben Undheim 2018-10-20 12:45:51 +02:00
parent 397dfccb30
commit 436e3c0a7c
4 changed files with 113 additions and 136 deletions
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7
passes/hierarchy/hierarchy.cc
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@ -255,12 +255,15 @@ bool expand_module(RTLIL::Design *design, RTLIL::Module *module, bool flag_check
RTLIL::IdString interface_name = interface_name_str;
bool not_found_interface = false;
if(module->get_bool_attribute("\\interfaces_replaced_in_module")) { // If 'interfaces' in the cell have not be been handled yet, there is no need to derive the sub-module either
// Check if the interface instance is present in module:
// Interface instances may either have the plain name or the name appended with '_inst_from_top_dummy'.
// Check for both of them here
int nexactmatch = interfaces_in_module.count(interface_name) > 0;
std::string interface_name_str2 = interface_name_str + "_inst_from_top_dummy";
RTLIL::IdString interface_name2 = interface_name_str2;
int nmatch2 = interfaces_in_module.count(interface_name2) > 0;
if (nexactmatch > 0 || nmatch2 > 0) { // Check if the interface instance is present in module
if (nexactmatch != 0)
if (nexactmatch > 0 || nmatch2 > 0) {
if (nexactmatch != 0) // Choose the one with the plain name if it exists
interface_name2 = interface_name;
RTLIL::Module *mod_replace_ports = interfaces_in_module.at(interface_name2);
for (auto &mod_wire : mod_replace_ports->wires_) { // Go over all wires in interface, and add replacements to lists.