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-rw-r--r--passes/techmap/abc9_ops.cc4
-rw-r--r--passes/techmap/dfflibmap.cc10
-rw-r--r--passes/techmap/techmap.cc5
3 files changed, 10 insertions, 9 deletions
diff --git a/passes/techmap/abc9_ops.cc b/passes/techmap/abc9_ops.cc
index 9b69538e3..98d0207c4 100644
--- a/passes/techmap/abc9_ops.cc
+++ b/passes/techmap/abc9_ops.cc
@@ -741,7 +741,7 @@ void prep_xaiger(RTLIL::Module *module, bool dff)
if (ys_debug(1))
toposort.analyze_loops = true;
- bool no_loops YS_ATTRIBUTE(unused) = toposort.sort();
+ bool no_loops = toposort.sort();
if (ys_debug(1)) {
unsigned i = 0;
@@ -1453,7 +1453,7 @@ void reintegrate(RTLIL::Module *module, bool dff_mode)
for (auto driver_cell : bit_drivers.at(it.first))
for (auto user_cell : it.second)
toposort.edge(driver_cell, user_cell);
- bool no_loops YS_ATTRIBUTE(unused) = toposort.sort();
+ bool no_loops = toposort.sort();
log_assert(no_loops);
for (auto ii = toposort.sorted.rbegin(); ii != toposort.sorted.rend(); ii++) {
diff --git a/passes/techmap/dfflibmap.cc b/passes/techmap/dfflibmap.cc
index 6d1eaa7f8..c189d649b 100644
--- a/passes/techmap/dfflibmap.cc
+++ b/passes/techmap/dfflibmap.cc
@@ -409,11 +409,11 @@ static void map_sr_to_arst(IdString from, IdString to)
if (!cell_mappings.count(from) || cell_mappings.count(to) > 0)
return;
- char from_clk_pol YS_ATTRIBUTE(unused) = from[8];
+ char from_clk_pol = from[8];
char from_set_pol = from[9];
char from_clr_pol = from[10];
- char to_clk_pol YS_ATTRIBUTE(unused) = to[6];
- char to_rst_pol YS_ATTRIBUTE(unused) = to[7];
+ char to_clk_pol = to[6];
+ char to_rst_pol = to[7];
char to_rst_val = to[8];
log_assert(from_clk_pol == to_clk_pol);
@@ -455,9 +455,9 @@ static void map_adff_to_dff(IdString from, IdString to)
if (!cell_mappings.count(from) || cell_mappings.count(to) > 0)
return;
- char from_clk_pol YS_ATTRIBUTE(unused) = from[6];
+ char from_clk_pol = from[6];
char from_rst_pol = from[7];
- char to_clk_pol YS_ATTRIBUTE(unused) = to[6];
+ char to_clk_pol = to[6];
log_assert(from_clk_pol == to_clk_pol);
diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index 1cee51d06..f98d1564a 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -328,8 +328,9 @@ struct TechmapWorker
for (auto tpl_cell : tpl->cells())
{
IdString c_name = tpl_cell->name;
+ bool techmap_replace_cell = (c_name == ID::_TECHMAP_REPLACE_);
- if (c_name == ID::_TECHMAP_REPLACE_)
+ if (techmap_replace_cell)
c_name = orig_cell_name;
else if (tpl_cell->name.begins_with("\\_TECHMAP_REPLACE_."))
c_name = stringf("%s%s", orig_cell_name.c_str(), c_name.c_str() + strlen("\\_TECHMAP_REPLACE_"));
@@ -384,7 +385,7 @@ struct TechmapWorker
if (c->attributes.count(ID::src))
c->add_strpool_attribute(ID::src, extra_src_attrs);
- if (c_name == ID::_TECHMAP_REPLACE_)
+ if (techmap_replace_cell)
for (auto attr : cell->attributes)
if (!c->attributes.count(attr.first))
c->attributes[attr.first] = attr.second;