From bc087f91ed2779fec32c94d99f56cebca3c6a4b4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Martin=20Povi=C5=A1er?= Date: Wed, 27 Mar 2024 18:32:25 +0100 Subject: [PATCH] techmap: Fix using overwritten results in Kogge-Stone --- techlibs/common/choices/kogge-stone.v | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/techlibs/common/choices/kogge-stone.v b/techlibs/common/choices/kogge-stone.v index eb97a75d8..0e25fe860 100644 --- a/techlibs/common/choices/kogge-stone.v +++ b/techlibs/common/choices/kogge-stone.v @@ -42,7 +42,7 @@ module _80_lcu_kogge_stone (P, G, CI, CO); g[0] = g[0] | (p[0] & CI); for (i = 0; i < $clog2(WIDTH); i = i + 1) begin - for (j = 2**i; j < WIDTH; j = j + 1) begin + for (j = WIDTH - 1; j >= 2**i; j = j - 1) begin g[j] = g[j] | p[j] & g[j - 2**i]; p[j] = p[j] & p[j - 2**i]; end