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authorClifford Wolf <clifford@clifford.at>2019-07-09 22:59:51 +0200
committerGitHub <noreply@github.com>2019-07-09 22:59:51 +0200
commitcae26bf330e359fb27f5e04c7686d5862823aa67 (patch)
treef803e8dcf250cfe317eeb0dd495491cfdf51076c /passes
parent6dd33be7cec561675be362301ba837cb41f7c283 (diff)
parentc2db70f41e2697d141439c093813ae48f3b7a5d4 (diff)
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Merge pull request #1174 from YosysHQ/eddie/fix1173
Increment _TECHMAP_BITS_CONNMAP_ by one since counting from zero
Diffstat (limited to 'passes')
-rw-r--r--passes/techmap/techmap.cc3
1 files changed, 3 insertions, 0 deletions
diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index ab0bd3b54..ceb053825 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -649,10 +649,13 @@ struct TechmapWorker
unique_bit_id[bit] = unique_bit_id_counter++;
}
+ // Find highest bit set
int bits = 0;
for (int i = 0; i < 32; i++)
if (((unique_bit_id_counter-1) & (1 << i)) != 0)
bits = i;
+ // Increment index by one to get number of bits
+ bits++;
if (tpl->avail_parameters.count("\\_TECHMAP_BITS_CONNMAP_"))
parameters["\\_TECHMAP_BITS_CONNMAP_"] = bits;