mirror of https://github.com/YosysHQ/yosys.git
Add tests
This commit is contained in:
Eddie Hung
parent
0d2b87e3ed
commit
6d9ba40263
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@ -188,3 +188,171 @@ design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX2 in MUX4 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux2in4(input [1:0] i, input s, output o);
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assign o = s ? i[1] : i[0];
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux4=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 1 t:$_MUX4_
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select -assert-count 0 t:$_MUX8_
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select -assert-count 0 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX4_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX2 in MUX8 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux2in8(input [1:0] i, input s, output o);
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assign o = s ? i[1] : i[0];
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux8=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 0 t:$_MUX4_
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select -assert-count 1 t:$_MUX8_
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select -assert-count 0 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX8_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX4 in MUX8 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux4in8(input [3:0] i, input [1:0] s, output o);
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assign o = s[1] ? (s[0] ? i[3] : i[2]) : (s[0] ? i[1] : i[0]);
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux8=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 0 t:$_MUX4_
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select -assert-count 1 t:$_MUX8_
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select -assert-count 0 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX8_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX2 in MUX16 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux2in16(input [1:0] i, input s, output o);
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assign o = s ? i[1] : i[0];
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux16=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 0 t:$_MUX4_
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select -assert-count 0 t:$_MUX8_
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select -assert-count 1 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX16_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX4 in MUX16 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux4in16(input [3:0] i, input [1:0] s, output o);
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assign o = s[1] ? (s[0] ? i[3] : i[2]) : (s[0] ? i[1] : i[0]);
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux16=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 0 t:$_MUX4_
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select -assert-count 0 t:$_MUX8_
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select -assert-count 1 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX16_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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## MUX8 in MUX16 :: https://github.com/YosysHQ/yosys/issues/1132
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design -reset
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read_verilog -formal <<EOT
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module mux4in16(input [7:0] i, input [2:0] s, output o);
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assign o = s[2] ? s[1] ? (s[0] ? i[3] : i[2]) : (s[0] ? i[1] : i[0])
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: s[1] ? (s[0] ? i[7] : i[6]) : (s[0] ? i[5] : i[4]);
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endmodule
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EOT
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prep
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design -save gold
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techmap
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muxcover -mux16=0 -nodecode
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clean
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opt_expr -mux_bool
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select -assert-count 0 t:$_MUX_
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select -assert-count 0 t:$_MUX4_
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select -assert-count 0 t:$_MUX8_
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select -assert-count 1 t:$_MUX16_
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techmap -map +/simcells.v t:$_MUX16_
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design -stash gate
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design -import gold -as gold
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design -import gate -as gate
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miter -equiv -flatten -make_assert -make_outputs gold gate miter
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sat -verify -prove-asserts -show-ports miter
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