diff options
Diffstat (limited to 'tests/lut')
| -rw-r--r-- | tests/lut/.gitignore | 1 | ||||
| -rw-r--r-- | tests/lut/check_map.ys | 6 | ||||
| -rw-r--r-- | tests/lut/map_and.v | 5 | ||||
| -rw-r--r-- | tests/lut/map_cmp.v | 29 | ||||
| -rw-r--r-- | tests/lut/map_mux.v | 5 | ||||
| -rw-r--r-- | tests/lut/map_not.v | 5 | ||||
| -rw-r--r-- | tests/lut/map_or.v | 5 | ||||
| -rw-r--r-- | tests/lut/map_xor.v | 5 | ||||
| -rwxr-xr-x | tests/lut/run-test.sh | 6 |
9 files changed, 67 insertions, 0 deletions
diff --git a/tests/lut/.gitignore b/tests/lut/.gitignore new file mode 100644 index 00000000..397b4a76 --- /dev/null +++ b/tests/lut/.gitignore @@ -0,0 +1 @@ +*.log diff --git a/tests/lut/check_map.ys b/tests/lut/check_map.ys new file mode 100644 index 00000000..46854e82 --- /dev/null +++ b/tests/lut/check_map.ys @@ -0,0 +1,6 @@ +simplemap +equiv_opt -assert techmap -D LUT_WIDTH=4 -map +/cmp2lut.v +design -load postopt +equiv_opt -assert techmap -D LUT_WIDTH=4 -map +/gate2lut.v +design -load postopt +select -assert-count 0 t:* t:$lut %d diff --git a/tests/lut/map_and.v b/tests/lut/map_and.v new file mode 100644 index 00000000..68ae33fd --- /dev/null +++ b/tests/lut/map_and.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a&b; +endmodule diff --git a/tests/lut/map_cmp.v b/tests/lut/map_cmp.v new file mode 100644 index 00000000..5e413f89 --- /dev/null +++ b/tests/lut/map_cmp.v @@ -0,0 +1,29 @@ +module top(...); + input [3:0] a; + + output o1_1 = 4'b1010 <= a; + output o1_2 = 4'b1010 < a; + output o1_3 = 4'b1010 >= a; + output o1_4 = 4'b1010 > a; + output o1_5 = 4'b1010 == a; + output o1_6 = 4'b1010 != a; + + output o2_1 = a <= 4'b1010; + output o2_2 = a < 4'b1010; + output o2_3 = a >= 4'b1010; + output o2_4 = a > 4'b1010; + output o2_5 = a == 4'b1010; + output o2_6 = a != 4'b1010; + + output o3_1 = 4'sb0101 <= $signed(a); + output o3_2 = 4'sb0101 < $signed(a); + output o3_3 = 4'sb0101 >= $signed(a); + output o3_4 = 4'sb0101 > $signed(a); + output o3_5 = 4'sb0101 == $signed(a); + output o3_6 = 4'sb0101 != $signed(a); + + output o4_1 = $signed(a) <= 4'sb0000; + output o4_2 = $signed(a) < 4'sb0000; + output o4_3 = $signed(a) >= 4'sb0000; + output o4_4 = $signed(a) > 4'sb0000; +endmodule diff --git a/tests/lut/map_mux.v b/tests/lut/map_mux.v new file mode 100644 index 00000000..ccecf302 --- /dev/null +++ b/tests/lut/map_mux.v @@ -0,0 +1,5 @@ +module top(...); + input a, b, s; + output y; + assign y = s?a:b; +endmodule diff --git a/tests/lut/map_not.v b/tests/lut/map_not.v new file mode 100644 index 00000000..38599741 --- /dev/null +++ b/tests/lut/map_not.v @@ -0,0 +1,5 @@ +module top(...); + input a; + output y; + assign y = ~a; +endmodule diff --git a/tests/lut/map_or.v b/tests/lut/map_or.v new file mode 100644 index 00000000..8b8c5518 --- /dev/null +++ b/tests/lut/map_or.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a|b; +endmodule diff --git a/tests/lut/map_xor.v b/tests/lut/map_xor.v new file mode 100644 index 00000000..708a0578 --- /dev/null +++ b/tests/lut/map_xor.v @@ -0,0 +1,5 @@ +module top(...); + input a, b; + output y; + assign y = a^b; +endmodule diff --git a/tests/lut/run-test.sh b/tests/lut/run-test.sh new file mode 100755 index 00000000..207417fa --- /dev/null +++ b/tests/lut/run-test.sh @@ -0,0 +1,6 @@ +#!/bin/bash +set -e +for x in *.v; do + echo "Running $x.." + ../../yosys -q -s check_map.ys -l ${x%.v}.log $x +done |