Merge pull request #969 from YosysHQ/clifford/pmgenstuff

Improve pmgen, Add "peepopt" pass with shift-mul pattern

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/simple/peepopt.v b/tests/simple/peepopt.v
new file mode 100644
index 000000000..b27b9fe57
--- /dev/null
+++ b/tests/simple/peepopt.v
@@ -0,0 +1,9 @@
+module peepopt_shiftmul_0 #(parameter N=3, parameter W=3) (input [N*W-1:0] i, input [$clog2(N)-1:0] s, output [W-1:0] o);
+assign o = i[s*W+:W];
+endmodule
+
+module peepopt_muldiv_0(input [1:0] i, output [1:0] o);
+wire [3:0] t;
+assign t = i * 3;
+assign o = t / 3;
+endmodule