summaryrefslogtreecommitdiff
path: root/passes/opt
diff options
context:
space:
mode:
authorClifford Wolf <clifford@clifford.at>2013-04-13 21:18:24 +0200
committerClifford Wolf <clifford@clifford.at>2013-04-13 21:18:24 +0200
commitc6198ea5a833008789ecbc9cc4da3ab61fcf4e82 (patch)
treedd896a060e12e3f7cc7b0fd34990754b5394669a /passes/opt
parentdb10275251ca92bf71dd1e0dca25327cc89259e4 (diff)
Fixed a bug in opt_const when optimizing 1-bit compares with constants
Diffstat (limited to 'passes/opt')
-rw-r--r--passes/opt/opt_const.cc6
1 files changed, 4 insertions, 2 deletions
diff --git a/passes/opt/opt_const.cc b/passes/opt/opt_const.cc
index 0effd964..7c82f0fc 100644
--- a/passes/opt/opt_const.cc
+++ b/passes/opt/opt_const.cc
@@ -181,8 +181,10 @@ void replace_const_cells(RTLIL::Design *design, RTLIL::Module *module)
RTLIL::SigSpec b = assign_map(cell->connections["\\B"]);
if (a.is_fully_const()) {
- RTLIL::SigSpec tmp = a;
- a = b, b = tmp;
+ RTLIL::SigSpec tmp;
+ tmp = a, a = b, b = tmp;
+ cell->connections["\\A"] = a;
+ cell->connections["\\B"] = b;
}
if (b.is_fully_const()) {