diff options
Diffstat (limited to 'kernel/mem.cc')
| -rw-r--r-- | kernel/mem.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/mem.cc b/kernel/mem.cc index 021e1991e..848dc9f3a 100644 --- a/kernel/mem.cc +++ b/kernel/mem.cc @@ -691,6 +691,9 @@ Cell *Mem::extract_rdff(int idx, FfInitVals *initvals) { } void Mem::narrow() { + // NOTE: several passes depend on this function not modifying + // the design at all until (and unless) emit() is called. + // Be careful to preserve this. std::vector<MemRd> new_rd_ports; std::vector<MemWr> new_wr_ports; std::vector<std::pair<int, int>> new_rd_map; |