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Make ID:: constants be StaticIdStrings for better optimization.

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Their internal indexes will be known at compile time, like we already support for the `ID()` macro.
This commit is contained in:
Robert O'Callahan 2025-09-23 03:25:16 +00:00
parent 13a2481da7
commit effc52fedc
2 changed files with 8 additions and 3 deletions
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2
kernel/rtlil.cc
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@ -46,7 +46,7 @@ int RTLIL::IdString::last_created_idx_[8];
int RTLIL::IdString::last_created_idx_ptr_;
#endif
#define X(N) const RTLIL::IdString RTLIL::ID::N(RTLIL::StaticId::N);
#define X(_id) const RTLIL::IdString RTLIL::IDInternal::_id(RTLIL::StaticId::_id);
#include "kernel/constids.inc"
#undef X

9
kernel/rtlil.h
View file

@ -495,9 +495,14 @@ inline bool RTLIL::IdString::operator!=(const RTLIL::StaticIdString &rhs) const
}
namespace RTLIL {
namespace ID {
namespace IDInternal {
#define X(_id) extern const IdString _id;
#include "kernel/constids.inc"
#undef X
}
namespace ID {
#define X(_id) constexpr StaticIdString _id(StaticId::_id, IDInternal::_id);
#include "kernel/constids.inc"
#undef X
}
}
@ -508,7 +513,7 @@ struct IdTableEntry {
};
constexpr IdTableEntry IdTable[] = {
#define X(_id) {#_id, RTLIL::StaticIdString(RTLIL::StaticId::_id, RTLIL::ID::_id)},
#define X(_id) {#_id, ID::_id},
#include "kernel/constids.inc"
#undef X
};