diff options
| -rw-r--r-- | techlibs/common/techmap.v | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/techlibs/common/techmap.v b/techlibs/common/techmap.v index 5bbe883ef..366351ec0 100644 --- a/techlibs/common/techmap.v +++ b/techlibs/common/techmap.v @@ -293,7 +293,7 @@ module \$__lcu (P, G, CI, CO); output reg [WIDTH:0] CO; - integer i, j, k; + integer i, j; reg [WIDTH-1:0] p, g; wire [1023:0] _TECHMAP_DO_ = "proc; opt -fast"; @@ -312,18 +312,16 @@ module \$__lcu (P, G, CI, CO); // Main tree for (i = 1; i <= $clog2(WIDTH); i = i+1) begin for (j = 2**i - 1; j < WIDTH; j = j + 2**i) begin - k = j - 2**(i-1); - g[j] = g[j] | p[j] & g[k]; - p[j] = p[j] & p[k]; + g[j] = g[j] | p[j] & g[j - 2**(i-1)]; + p[j] = p[j] & p[j - 2**(i-1)]; end end // Inverse tree for (i = $clog2(WIDTH); i > 0; i = i-1) begin for (j = 2**i + 2**(i-1) - 1; j < WIDTH; j = j + 2**i) begin - k = j - 2**(i-1); - g[j] = g[j] | p[j] & g[k]; - p[j] = p[j] & p[k]; + g[j] = g[j] | p[j] & g[j - 2**(i-1)]; + p[j] = p[j] & p[j - 2**(i-1)]; end end end |