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Support importing verilog configurations using Verific

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This commit is contained in:
Miodrag Milanovic 2022-11-25 13:02:11 +01:00
parent fc2f622a27
commit b0be19c126
3 changed files with 40 additions and 5 deletions
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37
frontends/verific/verific.cc
View file

@ -47,6 +47,7 @@ USING_YOSYS_NAMESPACE
#include "VeriModule.h"
#include "VeriWrite.h"
#include "VeriLibrary.h"
#include "VeriExpression.h"
#ifdef VERIFIC_VHDL_SUPPORT
#include "vhdl_file.h"
@ -2267,7 +2268,7 @@ struct VerificExtNets
}
};
void verific_import(Design *design, const std::map<std::string,std::string> &parameters, std::string top)
std::string verific_import(Design *design, const std::map<std::string,std::string> &parameters, std::string top)
{
verific_sva_fsm_limit = 16;
@ -2300,6 +2301,18 @@ void verific_import(Design *design, const std::map<std::string,std::string> &par
VeriModule *veri_module = veri_lib->GetModule(top.c_str(), 1);
if (veri_module) {
veri_modules.InsertLast(veri_module);
if (veri_module->IsConfiguration()) {
VeriConfiguration *cfg = (VeriConfiguration*)veri_module;
VeriName *module_name = (VeriName*)cfg->GetTopModuleNames()->GetLast();
VeriLibrary *lib = veri_module->GetLibrary() ;
if (module_name && module_name->IsHierName()) {
VeriName *prefix = module_name->GetPrefix() ;
const char *lib_name = (prefix) ? prefix->GetName() : 0 ;
if (!Strings::compare("work", lib_name)) lib = veri_file::GetLibrary(lib_name, 1) ;
}
veri_module = (lib && module_name) ? lib->GetModule(module_name->GetName(), 1) : 0;
top = veri_module->GetName();
}
}
// Also elaborate all root modules since they may contain bind statements
@ -2378,6 +2391,7 @@ void verific_import(Design *design, const std::map<std::string,std::string> &par
if (!verific_error_msg.empty())
log_error("%s\n", verific_error_msg.c_str());
return top;
}
YOSYS_NAMESPACE_END
@ -3246,8 +3260,29 @@ struct VerificPass : public Pass {
VeriModule *veri_module = veri_lib ? veri_lib->GetModule(name, 1) : nullptr;
if (veri_module) {
if (veri_module->IsConfiguration()) {
log("Adding Verilog configuration '%s' to elaboration queue.\n", name);
veri_modules.InsertLast(veri_module);
top_mod_names.erase(name);
VeriConfiguration *cfg = (VeriConfiguration*)veri_module;
VeriName *module_name;
int i;
FOREACH_ARRAY_ITEM(cfg->GetTopModuleNames(), i, module_name) {
VeriLibrary *lib = veri_module->GetLibrary() ;
if (module_name && module_name->IsHierName()) {
VeriName *prefix = module_name->GetPrefix() ;
const char *lib_name = (prefix) ? prefix->GetName() : 0 ;
if (!Strings::compare("work", lib_name)) lib = veri_file::GetLibrary(lib_name, 1) ;
}
veri_module = (lib && module_name) ? lib->GetModule(module_name->GetName(), 1) : 0;
top_mod_names.insert(veri_module->GetName());
}
} else {
log("Adding Verilog module '%s' to elaboration queue.\n", name);
veri_modules.InsertLast(veri_module);
}
continue;
}
#ifdef VERIFIC_VHDL_SUPPORT

2
frontends/verific/verific.h
View file

@ -26,7 +26,7 @@ YOSYS_NAMESPACE_BEGIN
extern int verific_verbose;
extern bool verific_import_pending;
extern void verific_import(Design *design, const std::map<std::string,std::string> &parameters, std::string top = std::string());
extern std::string verific_import(Design *design, const std::map<std::string,std::string> &parameters, std::string top = std::string());
extern pool<int> verific_sva_prims;

2
passes/hierarchy/hierarchy.cc
View file

@ -960,7 +960,7 @@ struct HierarchyPass : public Pass {
if (top_mod == nullptr && !load_top_mod.empty()) {
#ifdef YOSYS_ENABLE_VERIFIC
if (verific_import_pending) {
verific_import(design, parameters, load_top_mod);
load_top_mod = verific_import(design, parameters, load_top_mod);
top_mod = design->module(RTLIL::escape_id(load_top_mod));
}
#endif