Add techlibs/xilinx/lut2lut.v

2 files changed, 66 insertions, 0 deletions

diff --git a/techlibs/xilinx/Makefile.inc b/techlibs/xilinx/Makefile.inc
index 5f09ffb02..d4d4bd09a 100644
--- a/techlibs/xilinx/Makefile.inc
+++ b/techlibs/xilinx/Makefile.inc
@@ -29,6 +29,7 @@ $(eval $(call add_share_file,share/xilinx,techlibs/xilinx/drams.txt))
 $(eval $(call add_share_file,share/xilinx,techlibs/xilinx/drams_map.v))
 $(eval $(call add_share_file,share/xilinx,techlibs/xilinx/drams_bb.v))
 $(eval $(call add_share_file,share/xilinx,techlibs/xilinx/arith_map.v))
+$(eval $(call add_share_file,share/xilinx,techlibs/xilinx/lut2lut.v))
 
 $(eval $(call add_gen_share_file,share/xilinx,techlibs/xilinx/brams_init_36.vh))
 $(eval $(call add_gen_share_file,share/xilinx,techlibs/xilinx/brams_init_32.vh))
diff --git a/techlibs/xilinx/lut2lut.v b/techlibs/xilinx/lut2lut.v
new file mode 100644
index 000000000..061ad2041
--- /dev/null
+++ b/techlibs/xilinx/lut2lut.v
@@ -0,0 +1,65 @@
+module LUT1(output O, input I0);
+  parameter [1:0] INIT = 0;
+  \$lut #(
+    .WIDTH(1),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A(I0),
+    .Y(O)
+  );
+endmodule
+
+module LUT2(output O, input I0, I1);
+  parameter [3:0] INIT = 0;
+  \$lut #(
+    .WIDTH(2),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A({I1, I0}),
+    .Y(O)
+  );
+endmodule
+
+module LUT3(output O, input I0, I1, I2);
+  parameter [7:0] INIT = 0;
+  \$lut #(
+    .WIDTH(3),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A({I2, I1, I0}),
+    .Y(O)
+  );
+endmodule
+
+module LUT4(output O, input I0, I1, I2, I3);
+  parameter [15:0] INIT = 0;
+  \$lut #(
+    .WIDTH(4),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A({I3, I2, I1, I0}),
+    .Y(O)
+  );
+endmodule
+
+module LUT5(output O, input I0, I1, I2, I3, I4);
+  parameter [31:0] INIT = 0;
+  \$lut #(
+    .WIDTH(5),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A({I4, I3, I2, I1, I0}),
+    .Y(O)
+  );
+endmodule
+
+module LUT6(output O, input I0, I1, I2, I3, I4, I5);
+  parameter [63:0] INIT = 0;
+  \$lut #(
+    .WIDTH(6),
+    .LUT(INIT)
+  ) _TECHMAP_REPLACE_ (
+    .A({I5, I4, I3, I2, I1, I0}),
+    .Y(O)
+  );
+endmodule