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WIP migration to twine

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This commit is contained in:
Emil J. Tywoniak 2026-06-18 19:27:41 +02:00
parent 6a05403060
commit 65f35a88eb
111 changed files with 1232 additions and 1081 deletions
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8
kernel/unstable/patch.h
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@ -28,6 +28,7 @@ public:
vector<std::unique_ptr<Cell>> cells_ = {};
TwineChildPool twine_staging;
dict<RTLIL::Cell*, TwineRef> staged_cell_names_;
dict<RTLIL::Cell*, TwineRef> staged_cell_src_;
dict<RTLIL::Wire*, TwineRef> staged_wire_names_;
dict<const std::string*, TwineRef> staged_prefix_cache_;
@ -80,6 +81,13 @@ public:
RTLIL::Cell *addCell(Twine &&name, TwineRef type);
RTLIL::Cell *addCell(TwineRef name, Twine &&type);
// CellAdderMixin hook: staged cells are detached, so record the src and
// apply it once the cell is committed (commit_cell), resolving it through
// twine_staging so the ref may be twine_staging-local (interned without
// touching the per-Design pool). patch()/patch_ports() may still override
// it via apply_src merging from the rewritten cell.
void cell_set_src(RTLIL::Cell *cell, TwineRef src) { if (src != Twine::Null) staged_cell_src_[cell] = src; }
// NEW_ID analog for twine names; see NEW_TWINE in yosys_common.h.
// Returned refs are twine_staging-local and die at the next commit.
TwineRef new_name(const std::string *prefix);