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Use well-known constants in ID macro and make the constant values known at compile time

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Robert O'Callahan 2025-09-06 00:28:52 +00:00 • committed by Robert O'Callahan
parent 3d14108a96
commit 23af52c3c8
5 changed files with 294 additions and 172 deletions
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27
kernel/rtlil.cc
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@ -29,6 +29,7 @@
#include <string.h>
#include <algorithm>
#include <optional>
#include <string_view>
YOSYS_NAMESPACE_BEGIN
@ -37,7 +38,7 @@ RTLIL::IdString::destruct_guard_t RTLIL::IdString::destruct_guard;
std::vector<char*> RTLIL::IdString::global_id_storage_;
std::unordered_map<std::string_view, int> RTLIL::IdString::global_id_index_;
#ifndef YOSYS_NO_IDS_REFCNT
std::vector<int> RTLIL::IdString::global_refcount_storage_;
std::vector<uint32_t> RTLIL::IdString::global_refcount_storage_;
std::vector<int> RTLIL::IdString::global_free_idx_list_;
#endif
#ifdef YOSYS_USE_STICKY_IDS
@ -45,10 +46,32 @@ int RTLIL::IdString::last_created_idx_[8];
int RTLIL::IdString::last_created_idx_ptr_;
#endif
#define X(_id) IdString RTLIL::ID::_id;
#define X(N) const RTLIL::IdString RTLIL::ID::N(RTLIL::StaticId::N);
#include "kernel/constids.inc"
#undef X
static void populate(std::string_view name)
{
if (name[1] == '$') {
// Skip prepended '\'
name = name.substr(1);
}
RTLIL::IdString::global_id_index_.insert({name, GetSize(RTLIL::IdString::global_id_storage_)});
RTLIL::IdString::global_id_storage_.push_back(const_cast<char*>(name.data()));
}
void RTLIL::IdString::prepopulate()
{
int size = static_cast<short>(RTLIL::StaticId::STATIC_ID_END);
global_id_storage_.reserve(size);
RTLIL::IdString::global_id_storage_.push_back(const_cast<char*>(""));
global_id_index_.reserve(size);
global_refcount_storage_.resize(size, 1);
#define X(N) populate("\\" #N);
#include "kernel/constids.inc"
#undef X
}
dict<std::string, std::string> RTLIL::constpad;
const pool<IdString> &RTLIL::builtin_ff_cell_types() {