diff options
Diffstat (limited to 'tests')
-rw-r--r-- | tests/arch/xilinx/macc.v | 12 | ||||
-rw-r--r-- | tests/arch/xilinx/macc.ys | 4 | ||||
-rw-r--r-- | tests/various/printattr.ys | 14 |
3 files changed, 22 insertions, 8 deletions
diff --git a/tests/arch/xilinx/macc.v b/tests/arch/xilinx/macc.v index e36b2bab1..1645537fd 100644 --- a/tests/arch/xilinx/macc.v +++ b/tests/arch/xilinx/macc.v @@ -10,10 +10,10 @@ module macc # (parameter SIZEIN = 16, SIZEOUT = 40) ( output signed [SIZEOUT-1:0] accum_out ); // Declare registers for intermediate values -reg signed [SIZEIN-1:0] a_reg, b_reg; -reg sload_reg; -reg signed [2*SIZEIN-1:0] mult_reg; -reg signed [SIZEOUT-1:0] adder_out, old_result; +reg signed [SIZEIN-1:0] a_reg = 0, b_reg = 0; +reg sload_reg = 0; +reg signed [2*SIZEIN-1:0] mult_reg = 0; +reg signed [SIZEOUT-1:0] adder_out = 0, old_result; always @* /*(adder_out or sload_reg)*/ begin // Modification necessary to fix sim/synth mismatch if (sload_reg) old_result <= 0; @@ -50,10 +50,10 @@ module macc2 # (parameter SIZEIN = 16, SIZEOUT = 40) ( output overflow ); // Declare registers for intermediate values -reg signed [SIZEIN-1:0] a_reg, b_reg, a_reg2, b_reg2; +reg signed [SIZEIN-1:0] a_reg = 0, b_reg = 0, a_reg2 = 0, b_reg2 = 0; reg signed [2*SIZEIN-1:0] mult_reg = 0; reg signed [SIZEOUT:0] adder_out = 0; -reg overflow_reg; +reg overflow_reg = 0; always @(posedge clk) begin //if (ce) begin diff --git a/tests/arch/xilinx/macc.ys b/tests/arch/xilinx/macc.ys index bf2b36320..61a570f48 100644 --- a/tests/arch/xilinx/macc.ys +++ b/tests/arch/xilinx/macc.ys @@ -6,7 +6,7 @@ proc #equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad ### TODO equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad miter -equiv -flatten -make_assert -make_outputs gold gate miter -sat -verify -prove-asserts -seq 10 -show-inputs -show-outputs miter +sat -verify -prove-asserts -seq 3 -show-inputs -show-outputs miter design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design) cd macc # Constrain all select calls below inside the top module select -assert-count 1 t:BUFG @@ -20,7 +20,7 @@ proc #equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad ### TODO equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad miter -equiv -flatten -make_assert -make_outputs gold gate miter -sat -verify -prove-asserts -seq 10 -show-inputs -show-outputs miter +sat -verify -prove-asserts -seq 4 -show-inputs -show-outputs miter design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design) cd macc2 # Constrain all select calls below inside the top module diff --git a/tests/various/printattr.ys b/tests/various/printattr.ys new file mode 100644 index 000000000..afc6d8eb6 --- /dev/null +++ b/tests/various/printattr.ys @@ -0,0 +1,14 @@ +logger -expect log ".*cells_not_processed=[01]* .*" 1 +logger -expect log ".*src=.<<EOT:1\.1-9\.10. .*" 1 +read_verilog <<EOT +module mux2(a, b, s, y); + input a, b, s; + output y; + + wire s_n = ~s; + wire t0 = s & a; + wire t1 = s_n & b; + assign y = t0 | t1; +endmodule +EOT +printattrs |