From 1e47e81869a41cd231693e176dc661751579fc0b Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Wed, 14 Aug 2019 15:23:25 -0700 Subject: [PATCH] Revert "Only sort leaves on non-ANDNOT/ORNOT cells" This reverts commit 5ec5f6dec7d4cdcfd9e1a2cda999886605778400. --- passes/techmap/extract_fa.cc | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/passes/techmap/extract_fa.cc b/passes/techmap/extract_fa.cc index 6e45c47d4..b541ceb6b 100644 --- a/passes/techmap/extract_fa.cc +++ b/passes/techmap/extract_fa.cc @@ -153,12 +153,11 @@ struct ExtractFaWorker } } - void check_partition(SigBit root, pool &leaves, IdString cell_type) + void check_partition(SigBit root, pool &leaves) { if (config.enable_ha && GetSize(leaves) == 2) { - if (!cell_type.in("$_ANDNOT_", "$_ORNOT_")) - leaves.sort(); + leaves.sort(); SigBit A = SigSpec(leaves)[0]; SigBit B = SigSpec(leaves)[1]; @@ -238,7 +237,7 @@ struct ExtractFaWorker } } - void find_partitions(SigBit root, pool &leaves, pool> &cache, int maxdepth, int maxbreadth, IdString cell_type) + void find_partitions(SigBit root, pool &leaves, pool> &cache, int maxdepth, int maxbreadth) { if (cache.count(leaves)) return; @@ -249,7 +248,7 @@ struct ExtractFaWorker // log("\n"); cache.insert(leaves); - check_partition(root, leaves, cell_type); + check_partition(root, leaves); if (maxdepth == 0) return; @@ -271,7 +270,7 @@ struct ExtractFaWorker if (GetSize(new_leaves) > maxbreadth) continue; - find_partitions(root, new_leaves, cache, maxdepth-1, maxbreadth, cell_type); + find_partitions(root, new_leaves, cache, maxdepth-1, maxbreadth); } } @@ -303,7 +302,7 @@ struct ExtractFaWorker count_func2 = 0; count_func3 = 0; - find_partitions(root, leaves, cache, config.maxdepth, config.maxbreadth, it.second->type); + find_partitions(root, leaves, cache, config.maxdepth, config.maxbreadth); if (config.verbose && count_func2 > 0) log(" extracted %d two-input functions\n", count_func2); -- 2.30.2