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-rw-r--r--frontends/aiger/aigerparse.cc6
-rw-r--r--techlibs/xilinx/synth_xilinx.cc5
2 files changed, 5 insertions, 6 deletions
diff --git a/frontends/aiger/aigerparse.cc b/frontends/aiger/aigerparse.cc
index 7008d0542..1ac0f7ba4 100644
--- a/frontends/aiger/aigerparse.cc
+++ b/frontends/aiger/aigerparse.cc
@@ -376,7 +376,11 @@ void AigerReader::parse_xaiger()
continue;
if (m->name.begins_with("$paramod"))
continue;
- auto r = box_lookup.insert(std::make_pair(it->second.as_int(), m->name));
+ auto id = it->second.as_int();
+ auto r = box_lookup.insert(std::make_pair(id, m->name));
+ if (!r.second)
+ log_error("Module '%s' has the same abc_box_id = %d value as '%s'.\n",
+ log_id(m), id, log_id(r.first->second));
log_assert(r.second);
}
diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index c24f66e52..b7c32d2e0 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -239,11 +239,6 @@ struct SynthXilinxPass : public ScriptPass
// so attempt to convert $pmux-es to the former
if (!nosrl || help_mode)
run("pmux2shiftx", "(skip if '-nosrl')");
-
- // Run a number of peephole optimisations, including one
- // that optimises $mul cells driving $shiftx's B input
- // and that aids wide mux analysis
- run("peepopt");
}
if (check_label("bram", "(skip if '-nobram')")) {