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-rwxr-xr-xtests/aiger/run-test.sh4
-rw-r--r--tests/aiger/symbols.aag9
-rw-r--r--tests/aiger/symbols.aig8
-rw-r--r--tests/arch/anlogic/counter.ys2
-rw-r--r--tests/arch/ecp5/bug1459.ys25
-rw-r--r--tests/arch/ecp5/bug1598.ys16
-rw-r--r--tests/arch/ecp5/bug1630.il.gzbin0 -> 8527 bytes
-rw-r--r--tests/arch/ecp5/bug1630.ys2
-rw-r--r--tests/arch/ecp5/counter.ys2
-rw-r--r--tests/arch/ecp5/macc.ys4
-rw-r--r--tests/arch/ecp5/mul.ys4
-rw-r--r--tests/arch/ecp5/mux.ys6
-rw-r--r--tests/arch/efinix/counter.ys2
-rw-r--r--tests/arch/gowin/counter.ys2
-rw-r--r--tests/arch/ice40/bug1598.ys16
-rw-r--r--tests/arch/ice40/bug1626.ys217
-rw-r--r--tests/arch/ice40/bug1644.il.gzbin0 -> 25669 bytes
-rw-r--r--tests/arch/ice40/bug1644.ys2
-rw-r--r--tests/arch/ice40/counter.ys2
-rw-r--r--tests/arch/ice40/ice40_dsp.ys11
-rw-r--r--tests/arch/ice40/mul.ys2
-rw-r--r--tests/arch/ice40/rom.v3
-rw-r--r--tests/arch/xilinx/abc9_dff.ys32
-rw-r--r--tests/arch/xilinx/abc9_map.ys91
-rw-r--r--tests/arch/xilinx/add_sub.ys10
-rw-r--r--tests/arch/xilinx/adffs.ys8
-rw-r--r--tests/arch/xilinx/attributes_test.ys12
-rw-r--r--tests/arch/xilinx/blockram.ys24
-rw-r--r--tests/arch/xilinx/bug1460.ys2
-rw-r--r--tests/arch/xilinx/bug1462.ys (renamed from tests/various/bug1462.ys)0
-rw-r--r--tests/arch/xilinx/bug1598.ys16
-rw-r--r--tests/arch/xilinx/bug1605.ys19
-rw-r--r--tests/arch/xilinx/counter.ys9
-rw-r--r--tests/arch/xilinx/dffs.ys4
-rw-r--r--tests/arch/xilinx/dsp_cascade.ys8
-rw-r--r--tests/arch/xilinx/dsp_fastfir.ys2
-rw-r--r--tests/arch/xilinx/fsm.ys4
-rw-r--r--tests/arch/xilinx/latches.ys6
-rw-r--r--tests/arch/xilinx/logic.ys2
-rw-r--r--tests/arch/xilinx/lutram.ys14
-rw-r--r--tests/arch/xilinx/macc.ys8
-rw-r--r--tests/arch/xilinx/mul.ys4
-rw-r--r--tests/arch/xilinx/mul_unsigned.ys4
-rw-r--r--tests/arch/xilinx/mux.ys8
-rw-r--r--tests/arch/xilinx/shifter.ys2
-rw-r--r--tests/arch/xilinx/tribuf.ys7
-rw-r--r--tests/arch/xilinx/xilinx_dsp.ys11
-rw-r--r--tests/simple_abc9/abc9.v27
-rwxr-xr-xtests/simple_abc9/run-test.sh6
-rw-r--r--tests/techmap/abc9.ys52
-rw-r--r--tests/various/abc9.v7
-rw-r--r--tests/various/abc9.ys16
-rw-r--r--tests/various/autoname.ys19
53 files changed, 686 insertions, 87 deletions
diff --git a/tests/aiger/run-test.sh b/tests/aiger/run-test.sh
index deaf48a3d..8e932b091 100755
--- a/tests/aiger/run-test.sh
+++ b/tests/aiger/run-test.sh
@@ -33,7 +33,7 @@ design -import gold -as gold
design -import gate -as gate
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -show-ports -seq 16 miter
-"
+" -l ${aag}.log
done
for aig in *.aig; do
@@ -50,5 +50,5 @@ design -import gold -as gold
design -import gate -as gate
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -show-ports -seq 16 miter
-"
+" -l ${aig}.log
done
diff --git a/tests/aiger/symbols.aag b/tests/aiger/symbols.aag
new file mode 100644
index 000000000..93f8989f2
--- /dev/null
+++ b/tests/aiger/symbols.aag
@@ -0,0 +1,9 @@
+aag 2 1 1 1 0
+2
+4 2 1
+4
+i0 d
+l0 q
+o0 q
+c
+Generated by Yosys 0.9+932 (git sha1 baba33fb, clang 9.0.0-2 -fPIC -Os)
diff --git a/tests/aiger/symbols.aig b/tests/aiger/symbols.aig
new file mode 100644
index 000000000..a7922ab46
--- /dev/null
+++ b/tests/aiger/symbols.aig
@@ -0,0 +1,8 @@
+aig 2 1 1 1 0
+2 1
+4
+i0 d
+l0 q
+o0 q
+c
+Generated by Yosys 0.9+932 (git sha1 baba33fb, clang 9.0.0-2 -fPIC -Os)
diff --git a/tests/arch/anlogic/counter.ys b/tests/arch/anlogic/counter.ys
index d363ec24e..a6eab248c 100644
--- a/tests/arch/anlogic/counter.ys
+++ b/tests/arch/anlogic/counter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
+equiv_opt -assert -multiclock -map +/anlogic/cells_sim.v synth_anlogic # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/ecp5/bug1459.ys b/tests/arch/ecp5/bug1459.ys
new file mode 100644
index 000000000..1142ae0b5
--- /dev/null
+++ b/tests/arch/ecp5/bug1459.ys
@@ -0,0 +1,25 @@
+read_verilog <<EOT
+module register_file(
+ input wire clk,
+ input wire write_enable,
+ input wire [63:0] write_data,
+ input wire [4:0] write_reg,
+ input wire [4:0] read1_reg,
+ output reg [63:0] read1_data,
+ );
+
+ reg [63:0] registers[0:31];
+
+ always @(posedge clk) begin
+ if (write_enable == 1'b1) begin
+ registers[write_reg] <= write_data;
+ end
+ end
+
+ always @(all) begin
+ read1_data <= registers[read1_reg];
+ end
+endmodule
+EOT
+
+synth_ecp5 -abc9
diff --git a/tests/arch/ecp5/bug1598.ys b/tests/arch/ecp5/bug1598.ys
new file mode 100644
index 000000000..1d1682fcd
--- /dev/null
+++ b/tests/arch/ecp5/bug1598.ys
@@ -0,0 +1,16 @@
+read_verilog <<EOT
+module led_blink (
+ input clk,
+ output ledc
+ );
+
+ reg [6:0] led_counter = 0;
+ always @( posedge clk ) begin
+ led_counter <= led_counter + 1;
+ end
+ assign ledc = !led_counter[ 6:3 ];
+
+endmodule
+EOT
+proc
+equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5 -abc9
diff --git a/tests/arch/ecp5/bug1630.il.gz b/tests/arch/ecp5/bug1630.il.gz
new file mode 100644
index 000000000..37bcf2be2
--- /dev/null
+++ b/tests/arch/ecp5/bug1630.il.gz
Binary files differ
diff --git a/tests/arch/ecp5/bug1630.ys b/tests/arch/ecp5/bug1630.ys
new file mode 100644
index 000000000..b419fb9bb
--- /dev/null
+++ b/tests/arch/ecp5/bug1630.ys
@@ -0,0 +1,2 @@
+read_ilang bug1630.il.gz
+abc9 -lut +/ecp5/abc9_5g.lut
diff --git a/tests/arch/ecp5/counter.ys b/tests/arch/ecp5/counter.ys
index f9f60fbff..e46001ffe 100644
--- a/tests/arch/ecp5/counter.ys
+++ b/tests/arch/ecp5/counter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
+equiv_opt -assert -multiclock -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 4 t:CCU2C
diff --git a/tests/arch/ecp5/macc.ys b/tests/arch/ecp5/macc.ys
index 1863ea4d2..8da8d2f8e 100644
--- a/tests/arch/ecp5/macc.ys
+++ b/tests/arch/ecp5/macc.ys
@@ -3,8 +3,8 @@ hierarchy -top top
proc
# Blocked by issue #1358 (Missing ECP5 simulation models)
#equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
-equiv_opt -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
-design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
+synth_ecp5
+#design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 1 t:MULT18X18D
select -assert-count 4 t:CCU2C
diff --git a/tests/arch/ecp5/mul.ys b/tests/arch/ecp5/mul.ys
index 2105be52c..f887e9585 100644
--- a/tests/arch/ecp5/mul.ys
+++ b/tests/arch/ecp5/mul.ys
@@ -3,9 +3,9 @@ hierarchy -top top
proc
# Blocked by issue #1358 (Missing ECP5 simulation models)
#equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
-equiv_opt -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
+synth_ecp5
-design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
+#design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 1 t:MULT18X18D
select -assert-none t:MULT18X18D %% t:* %D
diff --git a/tests/arch/ecp5/mux.ys b/tests/arch/ecp5/mux.ys
index 92463aa32..22866832d 100644
--- a/tests/arch/ecp5/mux.ys
+++ b/tests/arch/ecp5/mux.ys
@@ -39,8 +39,8 @@ proc
equiv_opt -assert -map +/ecp5/cells_sim.v synth_ecp5 # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux16 # Constrain all select calls below inside the top module
-select -assert-count 8 t:L6MUX21
-select -assert-count 26 t:LUT4
-select -assert-count 12 t:PFUMX
+select -assert-count 12 t:L6MUX21
+select -assert-count 34 t:LUT4
+select -assert-count 17 t:PFUMX
select -assert-none t:LUT4 t:L6MUX21 t:PFUMX %% t:* %D
diff --git a/tests/arch/efinix/counter.ys b/tests/arch/efinix/counter.ys
index d20b8ae27..f8fb29a87 100644
--- a/tests/arch/efinix/counter.ys
+++ b/tests/arch/efinix/counter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -map +/efinix/cells_sim.v synth_efinix # equivalency check
+equiv_opt -assert -multiclock -map +/efinix/cells_sim.v synth_efinix # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/gowin/counter.ys b/tests/arch/gowin/counter.ys
index 920479d44..bdbc7ee24 100644
--- a/tests/arch/gowin/counter.ys
+++ b/tests/arch/gowin/counter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -map +/gowin/cells_sim.v synth_gowin # equivalency check
+equiv_opt -assert -multiclock -map +/gowin/cells_sim.v synth_gowin # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/ice40/bug1598.ys b/tests/arch/ice40/bug1598.ys
new file mode 100644
index 000000000..8438cb979
--- /dev/null
+++ b/tests/arch/ice40/bug1598.ys
@@ -0,0 +1,16 @@
+read_verilog <<EOT
+module led_blink (
+ input clk,
+ output ledc
+ );
+
+ reg [6:0] led_counter = 0;
+ always @( posedge clk ) begin
+ led_counter <= led_counter + 1;
+ end
+ assign ledc = !led_counter[ 6:3 ];
+
+endmodule
+EOT
+proc
+equiv_opt -assert -map +/ice40/cells_sim.v synth_ice40 -abc9
diff --git a/tests/arch/ice40/bug1626.ys b/tests/arch/ice40/bug1626.ys
new file mode 100644
index 000000000..27b6fb5e8
--- /dev/null
+++ b/tests/arch/ice40/bug1626.ys
@@ -0,0 +1,217 @@
+read_ilang <<EOT
+# Generated by Yosys 0.9+1706 (git sha1 58ab9f60, clang 6.0.0-1ubuntu2 -fPIC -Os)
+autoidx 2815
+attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:9"
+attribute \cells_not_processed 1
+attribute \dynports 1
+module \ahb_async_sram_halfwidth
+ parameter \DEPTH
+ parameter \W_ADDR
+ parameter \W_BYTEADDR
+ parameter \W_DATA
+ parameter \W_SRAM_ADDR
+ parameter \W_SRAM_DATA
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire $0\addr_lsb[0:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire $0\hready_r[0:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire $0\long_dphase[0:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire width 16 $0\rdata_buf[15:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire $0\read_dph[0:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ wire $0\write_dph[0:0]
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:63"
+ wire width 32 $add$../hdl/mem/ahb_async_sram_halfwidth.v:63$2433_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:62"
+ wire width 16 $and$../hdl/mem/ahb_async_sram_halfwidth.v:62$2431_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:56"
+ wire $eq$../hdl/mem/ahb_async_sram_halfwidth.v:56$2424_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2450_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2451_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2452_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2453_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2454_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2455_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2456_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2457_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2458_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:112"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:112$2459_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:118"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:118$2444_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:133"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:133$2449_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:140"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:140$2461_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:140"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:140$2463_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:58"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:58$2425_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:59"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:59$2426_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:59"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:59$2427_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:59"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:59$2429_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:91"
+ wire $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:91$2441_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:104"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:104$2442_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:118"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:118$2443_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:125"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:125$2446_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:132"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:132$2447_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:59"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:59$2428_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:72"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:72$2437_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:81"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:81$2438_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:83"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:83$2439_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:91"
+ wire $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:91$2440_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:118"
+ wire $logic_or$../hdl/mem/ahb_async_sram_halfwidth.v:118$2445_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:132"
+ wire $logic_or$../hdl/mem/ahb_async_sram_halfwidth.v:132$2448_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:59"
+ wire $logic_or$../hdl/mem/ahb_async_sram_halfwidth.v:59$2430_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:139"
+ wire width 2 $not$../hdl/mem/ahb_async_sram_halfwidth.v:139$2460_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:139"
+ wire width 2 $not$../hdl/mem/ahb_async_sram_halfwidth.v:139$2462_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:54"
+ wire width 2 $not$../hdl/mem/ahb_async_sram_halfwidth.v:54$2421_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:63"
+ wire width 16 $shiftx$../hdl/mem/ahb_async_sram_halfwidth.v:63$2434_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:54"
+ wire width 8 $shl$../hdl/mem/ahb_async_sram_halfwidth.v:54$2419_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:54"
+ wire width 2 $shl$../hdl/mem/ahb_async_sram_halfwidth.v:54$2420_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:55"
+ wire width 2 $shl$../hdl/mem/ahb_async_sram_halfwidth.v:55$2422_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:56"
+ wire width 32 $shl$../hdl/mem/ahb_async_sram_halfwidth.v:56$2423_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:63"
+ wire width 32 $ternary$../hdl/mem/ahb_async_sram_halfwidth.v:63$2432_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:65"
+ wire width 16 $ternary$../hdl/mem/ahb_async_sram_halfwidth.v:65$2435_Y
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:50"
+ wire \addr_lsb
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:24"
+ wire width 32 \ahbls_haddr
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:28"
+ wire width 3 \ahbls_hburst
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:30"
+ wire \ahbls_hmastlock
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:29"
+ wire width 4 \ahbls_hprot
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:32"
+ wire width 32 \ahbls_hrdata
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:22"
+ wire \ahbls_hready
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:21"
+ wire \ahbls_hready_resp
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:23"
+ wire \ahbls_hresp
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:27"
+ wire width 3 \ahbls_hsize
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:26"
+ wire width 2 \ahbls_htrans
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:31"
+ wire width 32 \ahbls_hwdata
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:25"
+ wire \ahbls_hwrite
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:56"
+ wire \aphase_full_width
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:55"
+ wire width 2 \bytemask
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:54"
+ wire width 2 \bytemask_noshift
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:17"
+ wire \clk
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:46"
+ wire \hready_r
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:47"
+ wire \long_dphase
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:64"
+ wire width 16 \rdata_buf
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:49"
+ wire \read_dph
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:18"
+ wire \rst_n
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:34"
+ wire width 11 \sram_addr
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:39"
+ wire width 2 \sram_byte_n
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:36"
+ wire \sram_ce_n
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:35"
+ wire width 16 \sram_dq
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:38"
+ wire \sram_oe_n
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:61"
+ wire width 16 \sram_q
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:62"
+ wire width 16 \sram_rdata
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:63"
+ wire width 16 \sram_wdata
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:37"
+ wire \sram_we_n
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:58"
+ wire \we_next
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:48"
+ wire \write_dph
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:71"
+ process $proc$../hdl/mem/ahb_async_sram_halfwidth.v:71$2436
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:72"
+ switch $logic_not$../hdl/mem/ahb_async_sram_halfwidth.v:72$2437_Y
+ case 1'1
+ case
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:78"
+ switch \ahbls_hready
+ case 1'1
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:79"
+ switch \ahbls_htrans [1]
+ case 1'1
+ case
+ end
+ case
+ attribute \src "../hdl/mem/ahb_async_sram_halfwidth.v:91"
+ switch $logic_and$../hdl/mem/ahb_async_sram_halfwidth.v:91$2441_Y
+ case 1'1
+ case
+ end
+ end
+ end
+ sync posedge \clk
+ sync negedge \rst_n
+ end
+ connect \ahbls_hresp 1'0
+ connect \bytemask_noshift $not$../hdl/mem/ahb_async_sram_halfwidth.v:54$2421_Y
+ connect \bytemask $shl$../hdl/mem/ahb_async_sram_halfwidth.v:55$2422_Y
+ connect \aphase_full_width $eq$../hdl/mem/ahb_async_sram_halfwidth.v:56$2424_Y
+ connect \we_next $logic_or$../hdl/mem/ahb_async_sram_halfwidth.v:59$2430_Y
+ connect \sram_rdata $and$../hdl/mem/ahb_async_sram_halfwidth.v:62$2431_Y
+ connect \sram_wdata $shiftx$../hdl/mem/ahb_async_sram_halfwidth.v:63$2434_Y
+ connect \ahbls_hrdata { \sram_rdata $ternary$../hdl/mem/ahb_async_sram_halfwidth.v:65$2435_Y }
+ connect \ahbls_hready_resp \hready_r
+end
+EOT
+
+synth_ice40 -abc2 -abc9
diff --git a/tests/arch/ice40/bug1644.il.gz b/tests/arch/ice40/bug1644.il.gz
new file mode 100644
index 000000000..363c510ef
--- /dev/null
+++ b/tests/arch/ice40/bug1644.il.gz
Binary files differ
diff --git a/tests/arch/ice40/bug1644.ys b/tests/arch/ice40/bug1644.ys
new file mode 100644
index 000000000..5950f0e3c
--- /dev/null
+++ b/tests/arch/ice40/bug1644.ys
@@ -0,0 +1,2 @@
+read_ilang bug1644.il.gz
+synth_ice40 -top top -dsp -json adc_dac_pass_through.json -run :map_bram
diff --git a/tests/arch/ice40/counter.ys b/tests/arch/ice40/counter.ys
index f112eb97d..7bbc4f2c3 100644
--- a/tests/arch/ice40/counter.ys
+++ b/tests/arch/ice40/counter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -map +/ice40/cells_sim.v synth_ice40 # equivalency check
+equiv_opt -assert -multiclock -map +/ice40/cells_sim.v synth_ice40 # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 6 t:SB_CARRY
diff --git a/tests/arch/ice40/ice40_dsp.ys b/tests/arch/ice40/ice40_dsp.ys
new file mode 100644
index 000000000..250273859
--- /dev/null
+++ b/tests/arch/ice40/ice40_dsp.ys
@@ -0,0 +1,11 @@
+read_verilog <<EOT
+module top(input [15:0] a, b, output [31:0] o1, o2, o5);
+SB_MAC16 m1 (.A(a), .B(16'd1234), .O(o1));
+assign o2 = a * 16'd0;
+wire [31:0] o3, o4;
+SB_MAC16 m2 (.A(a), .B(b), .O(o3));
+assign o4 = a * b;
+SB_MAC16 m3 (.A(a), .B(b), .O(o5));
+endmodule
+EOT
+ice40_dsp
diff --git a/tests/arch/ice40/mul.ys b/tests/arch/ice40/mul.ys
index 9891b77d6..b8c3eb941 100644
--- a/tests/arch/ice40/mul.ys
+++ b/tests/arch/ice40/mul.ys
@@ -1,6 +1,6 @@
read_verilog ../common/mul.v
hierarchy -top top
-equiv_opt -assert -map +/ice40/cells_sim.v synth_ice40 -dsp # equivalency check
+equiv_opt -assert -multiclock -map +/ice40/cells_sim.v synth_ice40 -dsp # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 1 t:SB_MAC16
diff --git a/tests/arch/ice40/rom.v b/tests/arch/ice40/rom.v
index 0a0f41f37..71459fe38 100644
--- a/tests/arch/ice40/rom.v
+++ b/tests/arch/ice40/rom.v
@@ -2,7 +2,8 @@
Example from: https://www.latticesemi.com/-/media/LatticeSemi/Documents/UserManuals/EI/iCEcube201701UserGuide.ashx?document_id=52071 [p. 74].
*/
module top(data, addr);
-output [3:0] data;
+output [3:0] data; // Note: this prompts a Yosys warning, but
+ // vendor doc does not contain 'reg'
input [4:0] addr;
always @(addr) begin
case (addr)
diff --git a/tests/arch/xilinx/abc9_dff.ys b/tests/arch/xilinx/abc9_dff.ys
new file mode 100644
index 000000000..b457cefce
--- /dev/null
+++ b/tests/arch/xilinx/abc9_dff.ys
@@ -0,0 +1,32 @@
+read_verilog <<EOT
+module top(input C, D, output [7:0] Q);
+FDRE fd1(.C(C), .CE(1'b1), .D(D), .R(1'b1), .Q(Q[0]));
+FDSE fd2(.C(C), .CE(1'b1), .D(D), .S(1'b1), .Q(Q[1]));
+FDCE fd3(.C(C), .CE(1'b1), .D(D), .CLR(1'b1), .Q(Q[2]));
+FDPE fd4(.C(C), .CE(1'b1), .D(D), .PRE(1'b1), .Q(Q[3]));
+FDRE_1 fd5(.C(C), .CE(1'b1), .D(D), .R(1'b1), .Q(Q[4]));
+FDSE_1 fd6(.C(C), .CE(1'b1), .D(D), .S(1'b1), .Q(Q[5]));
+FDCE_1 fd7(.C(C), .CE(1'b1), .D(D), .CLR(1'b1), .Q(Q[6]));
+FDPE_1 fd8(.C(C), .CE(1'b1), .D(D), .PRE(1'b1), .Q(Q[7]));
+endmodule
+EOT
+equiv_opt -assert -multiclock -map +/xilinx/cells_sim.v synth_xilinx -abc9 -dff -noiopad -noclkbuf
+design -load postopt
+select -assert-none t:FD*
+
+design -reset
+read_verilog <<EOT
+module top(input C, D, output [7:0] Q);
+FDRE fd1(.C(C), .CE(1'b0), .D(D), .R(1'b0), .Q(Q[0]));
+FDSE fd2(.C(C), .CE(1'b0), .D(D), .S(1'b0), .Q(Q[1]));
+FDCE fd3(.C(C), .CE(1'b0), .D(D), .CLR(1'b0), .Q(Q[2]));
+FDPE fd4(.C(C), .CE(1'b0), .D(D), .PRE(1'b0), .Q(Q[3]));
+FDRE_1 fd5(.C(C), .CE(1'b0), .D(D), .R(1'b0), .Q(Q[4]));
+FDSE_1 fd6(.C(C), .CE(1'b0), .D(D), .S(1'b0), .Q(Q[5]));
+FDCE_1 fd7(.C(C), .CE(1'b0), .D(D), .CLR(1'b0), .Q(Q[6]));
+FDPE_1 fd8(.C(C), .CE(1'b0), .D(D), .PRE(1'b0), .Q(Q[7]));
+endmodule
+EOT
+equiv_opt -assert -multiclock -map +/xilinx/cells_sim.v synth_xilinx -abc9 -dff -noiopad -noclkbuf
+design -load postopt
+select -assert-none t:FD*
diff --git a/tests/arch/xilinx/abc9_map.ys b/tests/arch/xilinx/abc9_map.ys
new file mode 100644
index 000000000..4a7b9384a
--- /dev/null
+++ b/tests/arch/xilinx/abc9_map.ys
@@ -0,0 +1,91 @@
+read_verilog <<EOT
+module top(input C, CE, D, R, output [1:0] Q);
+FDRE #(.INIT(1'b1)) ff1 (.C(C), .CE(CE), .D(D), .R(R), .Q(Q[0]));
+FDRE_1 #(.INIT(1'b1)) ff2 (.C(C), .CE(CE), .D(D), .R(R), .Q(Q[1]));
+endmodule
+EOT
+design -save gold
+
+techmap -map +/xilinx/abc9_map.v -max_iter 1 -D DFF_MODE
+techmap -map +/xilinx/abc9_unmap.v
+select -assert-count 1 t:FDSE
+select -assert-count 1 t:FDSE_1
+techmap -autoproc -map +/xilinx/cells_sim.v
+design -stash gate
+
+design -import gold -as gold
+design -import gate -as gate
+techmap -autoproc -map +/xilinx/cells_sim.v
+
+miter -equiv -flatten -make_assert -make_outputs gold gate miter
+sat -seq 2 -verify -prove-asserts -show-ports miter
+
+design -reset
+read_verilog <<EOT
+module top(input C, CE, D, S, output [1:0] Q);
+FDSE #(.INIT(1'b1)) ff1 (.C(C), .CE(CE), .D(D), .S(S), .Q(Q[0]));
+FDSE_1 #(.INIT(1'b1)) ff2 (.C(C), .CE(CE), .D(D), .S(S), .Q(Q[1]));
+endmodule
+EOT
+design -save gold
+
+techmap -map +/xilinx/abc9_map.v -max_iter 1 -D DFF_MODE
+techmap -map +/xilinx/abc9_unmap.v
+select -assert-count 1 t:FDRE
+select -assert-count 1 t:FDRE_1
+techmap -autoproc -map +/xilinx/cells_sim.v
+design -stash gate
+
+design -import gold -as gold
+design -import gate -as gate
+techmap -autoproc -map +/xilinx/cells_sim.v
+
+miter -equiv -flatten -make_assert -make_outputs gold gate miter
+sat -seq 2 -set-init-zero -verify -prove-asserts -show-ports miter
+
+design -reset
+read_verilog <<EOT
+module top(input C, CE, D, PRE, output [1:0] Q);
+FDPE #(.INIT(1'b1)) ff1 (.C(C), .CE(CE), .D(D), .PRE(PRE), .Q(Q[0]));
+FDPE_1 #(.INIT(1'b1)) ff2 (.C(C), .CE(CE), .D(D), .PRE(PRE), .Q(Q[1]));
+endmodule
+EOT
+design -save gold
+
+techmap -map +/xilinx/abc9_map.v -max_iter 1 -D DFF_MODE
+techmap -map +/xilinx/abc9_unmap.v
+select -assert-count 1 t:FDCE
+select -assert-count 1 t:FDCE_1
+techmap -autoproc -map +/xilinx/cells_sim.v
+design -stash gate
+
+design -import gold -as gold
+design -import gate -as gate
+techmap -autoproc -map +/xilinx/cells_sim.v
+clk2fflogic
+
+miter -equiv -flatten -make_assert -make_outputs gold gate miter
+sat -seq 2 -set-init-zero -verify -prove-asserts -show-ports miter
+
+design -reset
+read_verilog <<EOT
+module top(input C, CE, D, CLR, output [1:0] Q);
+FDCE #(.INIT(1'b1)) ff1 (.C(C), .CE(CE), .D(D), .CLR(CLR), .Q(Q[0]));
+FDCE_1 #(.INIT(1'b1)) ff2 (.C(C), .CE(CE), .D(D), .CLR(CLR), .Q(Q[1]));
+endmodule
+EOT
+design -save gold
+
+techmap -map +/xilinx/abc9_map.v -max_iter 1 -D DFF_MODE
+techmap -map +/xilinx/abc9_unmap.v
+select -assert-count 1 t:FDPE
+techmap -autoproc -map +/xilinx/cells_sim.v
+design -stash gate
+
+design -import gold -as gold
+design -import gate -as gate
+techmap -autoproc -map +/xilinx/cells_sim.v
+clk2fflogic
+
+miter -equiv -flatten -make_assert -make_outputs gold gate miter
+sat -seq 2 -set-init-zero -verify -prove-asserts -show-ports miter
diff --git a/tests/arch/xilinx/add_sub.ys b/tests/arch/xilinx/add_sub.ys
index 9dbddce47..70cfe81a3 100644
--- a/tests/arch/xilinx/add_sub.ys
+++ b/tests/arch/xilinx/add_sub.ys
@@ -1,11 +1,11 @@
read_verilog ../common/add_sub.v
hierarchy -top top
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
-select -assert-count 14 t:LUT2
-select -assert-count 6 t:MUXCY
-select -assert-count 8 t:XORCY
-select -assert-none t:LUT2 t:MUXCY t:XORCY %% t:* %D
+stat
+select -assert-count 16 t:LUT2
+select -assert-count 2 t:CARRY4
+select -assert-none t:LUT2 t:CARRY4 %% t:* %D
diff --git a/tests/arch/xilinx/adffs.ys b/tests/arch/xilinx/adffs.ys
index c0ff6a2e2..3328f9edc 100644
--- a/tests/arch/xilinx/adffs.ys
+++ b/tests/arch/xilinx/adffs.ys
@@ -3,7 +3,7 @@ design -save read
hierarchy -top adff
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adff # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
@@ -15,7 +15,7 @@ select -assert-none t:BUFG t:FDCE %% t:* %D
design -load read
hierarchy -top adffn
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adffn # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
@@ -28,7 +28,7 @@ select -assert-none t:BUFG t:FDCE t:INV %% t:* %D
design -load read
hierarchy -top dffs
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffs # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
@@ -40,7 +40,7 @@ select -assert-none t:BUFG t:FDSE %% t:* %D
design -load read
hierarchy -top ndffnr
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd ndffnr # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
diff --git a/tests/arch/xilinx/attributes_test.ys b/tests/arch/xilinx/attributes_test.ys
index 4c881b280..7bdd94a63 100644
--- a/tests/arch/xilinx/attributes_test.ys
+++ b/tests/arch/xilinx/attributes_test.ys
@@ -1,7 +1,7 @@
# Check that blockram memory without parameters is not modified
read_verilog ../common/memory_attributes/attributes_test.v
hierarchy -top block_ram
-synth_xilinx -top block_ram
+synth_xilinx -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
select -assert-count 1 t:RAMB18E1
@@ -9,7 +9,7 @@ select -assert-count 1 t:RAMB18E1
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
hierarchy -top distributed_ram
-synth_xilinx -top distributed_ram
+synth_xilinx -top distributed_ram -noiopad
cd distributed_ram # Constrain all select calls below inside the top module
select -assert-count 8 t:RAM32X1D
@@ -18,7 +18,7 @@ design -reset
read_verilog ../common/memory_attributes/attributes_test.v
prep
setattr -mod -set ram_style "distributed" block_ram
-synth_xilinx -top block_ram
+synth_xilinx -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
select -assert-count 32 t:RAM128X1D
@@ -27,7 +27,7 @@ design -reset
read_verilog ../common/memory_attributes/attributes_test.v
prep
setattr -mod -set logic_block 1 block_ram
-synth_xilinx -top block_ram
+synth_xilinx -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
select -assert-count 0 t:RAMB18E1
select -assert-count 32 t:RAM128X1D
@@ -35,13 +35,13 @@ select -assert-count 32 t:RAM128X1D
# Set ram_style block to a distributed memory; will be implemented as blockram
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
-synth_xilinx -top distributed_ram_manual
+synth_xilinx -top distributed_ram_manual -noiopad
cd distributed_ram_manual # Constrain all select calls below inside the top module
select -assert-count 1 t:RAMB18E1
# Set synthesis, ram_block block to a distributed memory; will be implemented as blockram
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
-synth_xilinx -top distributed_ram_manual_syn
+synth_xilinx -top distributed_ram_manual_syn -noiopad
cd distributed_ram_manual_syn # Constrain all select calls below inside the top module
select -assert-count 1 t:RAMB18E1
diff --git a/tests/arch/xilinx/blockram.ys b/tests/arch/xilinx/blockram.ys
index bb908cbbf..ed743cf44 100644
--- a/tests/arch/xilinx/blockram.ys
+++ b/tests/arch/xilinx/blockram.ys
@@ -3,28 +3,28 @@
# Memory bits <= 18K; Data width <= 36; Address width <= 14: -> RAMB18E1
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 10 -set DATA_WIDTH 1 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 8 -set DATA_WIDTH 18 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 14 -set DATA_WIDTH 1 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 9 -set DATA_WIDTH 36 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
@@ -32,7 +32,7 @@ select -assert-count 1 t:RAMB18E1
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 8 -set DATA_WIDTH 2 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 0 t:RAMB18E1
select -assert-count 4 t:RAM128X1D
@@ -41,7 +41,7 @@ select -assert-count 4 t:RAM128X1D
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 10 -set DATA_WIDTH 36 sync_ram_sdp
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB36E1
@@ -52,7 +52,7 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 10 -chparam DATA_WIDTH 1
setattr -set ram_style "block" m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
@@ -60,7 +60,7 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 10 -chparam DATA_WIDTH 1
setattr -set ram_block 1 m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
@@ -68,7 +68,7 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 10 -chparam DATA_WIDTH 1
setattr -set ram_style "dont_infer_a_ram_pretty_please" m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 0 t:RAMB18E1
@@ -76,7 +76,7 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 10 -chparam DATA_WIDTH 1
setattr -set logic_block 1 m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 0 t:RAMB18E1
@@ -84,7 +84,7 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 8 -chparam DATA_WIDTH 1
setattr -set ram_style "block" m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
@@ -92,6 +92,6 @@ design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 8 -chparam DATA_WIDTH 1
setattr -set ram_block 1 m:memory
-synth_xilinx -top sync_ram_sdp
+synth_xilinx -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RAMB18E1
diff --git a/tests/arch/xilinx/bug1460.ys b/tests/arch/xilinx/bug1460.ys
index 2018071cc..09935ccd8 100644
--- a/tests/arch/xilinx/bug1460.ys
+++ b/tests/arch/xilinx/bug1460.ys
@@ -28,7 +28,7 @@ module register_file(
endmodule
EOT
-synth_xilinx
+synth_xilinx -noiopad
cd register_file
select -assert-count 32 t:RAM32M
select -assert-none t:* t:BUFG %d t:RAM32M %d
diff --git a/tests/various/bug1462.ys b/tests/arch/xilinx/bug1462.ys
index 15cab5121..15cab5121 100644
--- a/tests/various/bug1462.ys
+++ b/tests/arch/xilinx/bug1462.ys
diff --git a/tests/arch/xilinx/bug1598.ys b/tests/arch/xilinx/bug1598.ys
new file mode 100644
index 000000000..1175380b1
--- /dev/null
+++ b/tests/arch/xilinx/bug1598.ys
@@ -0,0 +1,16 @@
+read_verilog <<EOT
+module led_blink (
+ input clk,
+ output ledc
+ );
+
+ reg [6:0] led_counter = 0;
+ always @( posedge clk ) begin
+ led_counter <= led_counter + 1;
+ end
+ assign ledc = !led_counter[ 6:3 ];
+
+endmodule
+EOT
+proc
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -abc9
diff --git a/tests/arch/xilinx/bug1605.ys b/tests/arch/xilinx/bug1605.ys
new file mode 100644
index 000000000..4be659860
--- /dev/null
+++ b/tests/arch/xilinx/bug1605.ys
@@ -0,0 +1,19 @@
+read_verilog <<EOT
+module top(inout io);
+ wire in;
+ wire t;
+ wire o;
+
+ IOBUF IOBUF(
+ .I(in),
+ .T(t),
+ .IO(io),
+ .O(o)
+ );
+endmodule
+EOT
+
+synth_xilinx
+cd top
+select -assert-count 1 t:IOBUF
+select -assert-none t:* t:IOBUF %d
diff --git a/tests/arch/xilinx/counter.ys b/tests/arch/xilinx/counter.ys
index 604acdbfc..064519ce7 100644
--- a/tests/arch/xilinx/counter.ys
+++ b/tests/arch/xilinx/counter.ys
@@ -2,13 +2,12 @@ read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
-
+stat
select -assert-count 1 t:BUFG
select -assert-count 8 t:FDCE
select -assert-count 1 t:INV
-select -assert-count 7 t:MUXCY
-select -assert-count 8 t:XORCY
-select -assert-none t:BUFG t:FDCE t:INV t:MUXCY t:XORCY %% t:* %D
+select -assert-count 2 t:CARRY4
+select -assert-none t:BUFG t:FDCE t:INV t:CARRY4 %% t:* %D
diff --git a/tests/arch/xilinx/dffs.ys b/tests/arch/xilinx/dffs.ys
index 0bba4858f..dc764b033 100644
--- a/tests/arch/xilinx/dffs.ys
+++ b/tests/arch/xilinx/dffs.ys
@@ -3,7 +3,7 @@ design -save read
hierarchy -top dff
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dff # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
@@ -15,7 +15,7 @@ select -assert-none t:BUFG t:FDRE %% t:* %D
design -load read
hierarchy -top dffe
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffe # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
diff --git a/tests/arch/xilinx/dsp_cascade.ys b/tests/arch/xilinx/dsp_cascade.ys
index f9185551b..ca6b619b9 100644
--- a/tests/arch/xilinx/dsp_cascade.ys
+++ b/tests/arch/xilinx/dsp_cascade.ys
@@ -19,7 +19,7 @@ EOT
proc
design -save read
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad
design -load postopt
cd cascade
select -assert-count 3 t:DSP48E1
@@ -35,7 +35,7 @@ select -assert-none t:DSP48E1 t:BUFG %% t:* %D
select -assert-count 2 t:DSP48E1 %co:+[PCOUT] t:DSP48E1 %d %co:+[PCIN] w:* %d t:DSP48E1 %i
design -load read
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s -noiopad
design -load postopt
cd cascade
select -assert-count 3 t:DSP48A1
@@ -65,7 +65,7 @@ EOT
proc
design -save read
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad
design -load postopt
cd cascade
select -assert-count 2 t:DSP48E1
@@ -75,7 +75,7 @@ select -assert-none t:DSP48E1 t:BUFG %% t:* %D
select -assert-count 1 t:DSP48E1 %co:+[PCOUT] t:DSP48E1 %d %co:+[PCIN] w:* %d t:DSP48E1 %i
design -load read
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s -noiopad
design -load postopt
cd cascade
select -assert-count 2 t:DSP48A1
diff --git a/tests/arch/xilinx/dsp_fastfir.ys b/tests/arch/xilinx/dsp_fastfir.ys
index 0067a822b..57fe49bde 100644
--- a/tests/arch/xilinx/dsp_fastfir.ys
+++ b/tests/arch/xilinx/dsp_fastfir.ys
@@ -63,7 +63,7 @@ module fastfir_dynamictaps(i_clk, i_reset, i_tap_wr, i_tap, i_ce, i_sample, o_re
endmodule
EOT
-synth_xilinx
+synth_xilinx -noiopad
cd fastfir_dynamictaps
select -assert-count 2 t:DSP48E1
select -assert-none t:* t:DSP48E1 %d t:BUFG %d
diff --git a/tests/arch/xilinx/fsm.ys b/tests/arch/xilinx/fsm.ys
index f03400fe7..a464fcfdb 100644
--- a/tests/arch/xilinx/fsm.ys
+++ b/tests/arch/xilinx/fsm.ys
@@ -3,13 +3,13 @@ hierarchy -top fsm
proc
flatten
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module
-
+stat
select -assert-count 1 t:BUFG
select -assert-count 4 t:FDRE
select -assert-count 1 t:FDSE
diff --git a/tests/arch/xilinx/latches.ys b/tests/arch/xilinx/latches.ys
index c87a8e38b..e226c2ec8 100644
--- a/tests/arch/xilinx/latches.ys
+++ b/tests/arch/xilinx/latches.ys
@@ -3,7 +3,7 @@ design -save read
hierarchy -top latchp
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd latchp # Constrain all select calls below inside the top module
select -assert-count 1 t:LDCE
@@ -14,7 +14,7 @@ select -assert-none t:LDCE %% t:* %D
design -load read
hierarchy -top latchn
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd latchn # Constrain all select calls below inside the top module
select -assert-count 1 t:LDCE
@@ -26,7 +26,7 @@ select -assert-none t:LDCE t:INV %% t:* %D
design -load read
hierarchy -top latchsr
proc
-equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -async2sync -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd latchsr # Constrain all select calls below inside the top module
select -assert-count 1 t:LDCE
diff --git a/tests/arch/xilinx/logic.ys b/tests/arch/xilinx/logic.ys
index d5b5c1a37..61a9314cc 100644
--- a/tests/arch/xilinx/logic.ys
+++ b/tests/arch/xilinx/logic.ys
@@ -1,7 +1,7 @@
read_verilog ../common/logic.v
hierarchy -top top
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/xilinx/lutram.ys b/tests/arch/xilinx/lutram.ys
index 6c9d1eae1..3f127a77e 100644
--- a/tests/arch/xilinx/lutram.ys
+++ b/tests/arch/xilinx/lutram.ys
@@ -2,7 +2,7 @@
#hierarchy -top lutram_1w1r -chparam A_WIDTH 4
#proc
#memory -nomap
-#equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+#equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
#memory
#opt -full
#
@@ -22,7 +22,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 5
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
@@ -42,7 +42,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
@@ -62,7 +62,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w3r
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
@@ -82,7 +82,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w3r -chparam A_WIDTH 6
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
@@ -102,7 +102,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 5 -chparam D_WIDTH 6
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
@@ -122,7 +122,7 @@ read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 6 -chparam D_WIDTH 6
proc
memory -nomap
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx -noiopad
memory
opt -full
diff --git a/tests/arch/xilinx/macc.ys b/tests/arch/xilinx/macc.ys
index 11e959976..bf2b36320 100644
--- a/tests/arch/xilinx/macc.ys
+++ b/tests/arch/xilinx/macc.ys
@@ -3,8 +3,8 @@ design -save read
hierarchy -top macc
proc
-#equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx ### TODO
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+#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
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
@@ -17,8 +17,8 @@ select -assert-none t:BUFG t:FDRE t:DSP48E1 %% t:* %D
design -load read
hierarchy -top macc2
proc
-#equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx ### TODO
-equiv_opt -run :prove -map +/xilinx/cells_sim.v synth_xilinx
+#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
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
diff --git a/tests/arch/xilinx/mul.ys b/tests/arch/xilinx/mul.ys
index 6cf994fbf..490846ff1 100644
--- a/tests/arch/xilinx/mul.ys
+++ b/tests/arch/xilinx/mul.ys
@@ -1,7 +1,7 @@
read_verilog ../common/mul.v
hierarchy -top top
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
@@ -13,7 +13,7 @@ design -reset
read_verilog ../common/mul.v
hierarchy -top top
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/xilinx/mul_unsigned.ys b/tests/arch/xilinx/mul_unsigned.ys
index c714680af..980263cbd 100644
--- a/tests/arch/xilinx/mul_unsigned.ys
+++ b/tests/arch/xilinx/mul_unsigned.ys
@@ -2,7 +2,7 @@ read_verilog mul_unsigned.v
hierarchy -top mul_unsigned
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mul_unsigned # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
@@ -16,7 +16,7 @@ read_verilog mul_unsigned.v
hierarchy -top mul_unsigned
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -family xc6s -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mul_unsigned # Constrain all select calls below inside the top module
select -assert-count 1 t:BUFG
diff --git a/tests/arch/xilinx/mux.ys b/tests/arch/xilinx/mux.ys
index 388272449..99817738d 100644
--- a/tests/arch/xilinx/mux.ys
+++ b/tests/arch/xilinx/mux.ys
@@ -3,7 +3,7 @@ design -save read
hierarchy -top mux2
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux2 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT3
@@ -14,7 +14,7 @@ select -assert-none t:LUT3 %% t:* %D
design -load read
hierarchy -top mux4
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux4 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT6
@@ -25,7 +25,7 @@ select -assert-none t:LUT6 %% t:* %D
design -load read
hierarchy -top mux8
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux8 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT3
@@ -37,7 +37,7 @@ select -assert-none t:LUT3 t:LUT6 %% t:* %D
design -load read
hierarchy -top mux16
proc
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux16 # Constrain all select calls below inside the top module
select -assert-min 5 t:LUT6
diff --git a/tests/arch/xilinx/shifter.ys b/tests/arch/xilinx/shifter.ys
index 455437f18..3652319a0 100644
--- a/tests/arch/xilinx/shifter.ys
+++ b/tests/arch/xilinx/shifter.ys
@@ -2,7 +2,7 @@ read_verilog ../common/shifter.v
hierarchy -top top
proc
flatten
-equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx # equivalency check
+equiv_opt -assert -map +/xilinx/cells_sim.v synth_xilinx -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
diff --git a/tests/arch/xilinx/tribuf.ys b/tests/arch/xilinx/tribuf.ys
index 4697703ca..eaccab126 100644
--- a/tests/arch/xilinx/tribuf.ys
+++ b/tests/arch/xilinx/tribuf.ys
@@ -7,6 +7,7 @@ synth
equiv_opt -assert -map +/xilinx/cells_sim.v -map +/simcells.v synth_xilinx # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd tristate # Constrain all select calls below inside the top module
-# TODO :: Tristate logic not yet supported; see https://github.com/YosysHQ/yosys/issues/1225
-select -assert-count 1 t:$_TBUF_
-select -assert-none t:$_TBUF_ %% t:* %D
+select -assert-count 2 t:IBUF
+select -assert-count 1 t:INV
+select -assert-count 1 t:OBUFT
+select -assert-none t:IBUF t:INV t:OBUFT %% t:* %D
diff --git a/tests/arch/xilinx/xilinx_dsp.ys b/tests/arch/xilinx/xilinx_dsp.ys
new file mode 100644
index 000000000..3b9f52930
--- /dev/null
+++ b/tests/arch/xilinx/xilinx_dsp.ys
@@ -0,0 +1,11 @@
+read_verilog <<EOT
+module top(input [24:0] a, input [17:0] b, output [42:0] o1, o2, o5);
+DSP48E1 m1 (.A(a), .B(16'd1234), .P(o1));
+assign o2 = a * 16'd0;
+wire [42:0] o3, o4;
+DSP48E1 m2 (.A(a), .B(b), .P(o3));
+assign o4 = a * b;
+DSP48E1 m3 (.A(a), .B(b), .P(o5));
+endmodule
+EOT
+xilinx_dsp
diff --git a/tests/simple_abc9/abc9.v b/tests/simple_abc9/abc9.v
index de60619d1..8afd0ce96 100644
--- a/tests/simple_abc9/abc9.v
+++ b/tests/simple_abc9/abc9.v
@@ -264,3 +264,30 @@ always @*
if (en)
q <= d;
endmodule
+
+module abc9_test031(input clk1, clk2, d, output reg q1, q2);
+always @(posedge clk1) q1 <= d;
+always @(negedge clk2) q2 <= q1;
+endmodule
+
+module abc9_test032(input clk, d, r, output reg q);
+always @(posedge clk or posedge r)
+ if (r) q <= 1'b0;
+ else q <= d;
+endmodule
+
+module abc9_test033(input clk, d, r, output reg q);
+always @(negedge clk or posedge r)
+ if (r) q <= 1'b1;
+ else q <= d;
+endmodule
+
+module abc9_test034(input clk, d, output reg q1, q2);
+always @(posedge clk) q1 <= d;
+always @(posedge clk) q2 <= q1;
+endmodule
+
+module abc9_test035(input clk, d, output reg [1:0] q);
+always @(posedge clk) q[0] <= d;
+always @(negedge clk) q[1] <= q[0];
+endmodule
diff --git a/tests/simple_abc9/run-test.sh b/tests/simple_abc9/run-test.sh
index 0d4262005..bc921daa9 100755
--- a/tests/simple_abc9/run-test.sh
+++ b/tests/simple_abc9/run-test.sh
@@ -20,10 +20,12 @@ fi
cp ../simple/*.v .
cp ../simple/*.sv .
DOLLAR='?'
-exec ${MAKE:-make} -f ../tools/autotest.mk $seed *.v EXTRA_FLAGS="-n 300 -p '\
+exec ${MAKE:-make} -f ../tools/autotest.mk $seed *.v *.sv EXTRA_FLAGS="-n 300 -p '\
hierarchy; \
synth -run coarse; \
opt -full; \
- techmap; abc9 -lut 4 -box ../abc.box; \
+ techmap; \
+ abc9 -lut 4 -box ../abc.box; \
+ clean; \
check -assert; \
select -assert-none t:${DOLLAR}_NOT_ t:${DOLLAR}_AND_ %%'"
diff --git a/tests/techmap/abc9.ys b/tests/techmap/abc9.ys
new file mode 100644
index 000000000..62b5dfef6
--- /dev/null
+++ b/tests/techmap/abc9.ys
@@ -0,0 +1,52 @@
+read_verilog <<EOT
+`define N 256
+module top(input [`N-1:0] a, output o);
+wire [`N-2:0] w;
+assign w[0] = a[0] & a[1];
+genvar i;
+generate for (i = 1; i < `N-1; i++)
+assign w[i] = w[i-1] & a[i+1];
+endgenerate
+assign o = w[`N-2];
+endmodule
+EOT
+simplemap
+dump
+design -save gold
+
+abc9 -lut 4
+
+design -load gold
+abc9 -lut 4 -fast
+
+design -load gold
+scratchpad -copy abc9.script.default.area abc9.script
+abc9 -lut 4
+
+design -load gold
+scratchpad -copy abc9.script.default.fast abc9.script
+abc9 -lut 4
+
+design -load gold
+scratchpad -copy abc9.script.flow abc9.script
+abc9 -lut 4
+
+design -load gold
+scratchpad -copy abc9.script.flow2 abc9.script
+abc9 -lut 4
+
+design -load gold
+scratchpad -copy abc9.script.flow3 abc9.script
+abc9 -lut 4
+
+
+design -reset
+read_verilog -icells <<EOT
+module top(input a, b, output o);
+assign o = ~(a & b);
+endmodule
+EOT
+abc9 -lut 4
+clean
+select -assert-count 1 t:$lut
+select -assert-none t:$lut t:* %D
diff --git a/tests/various/abc9.v b/tests/various/abc9.v
index 30ebd4e26..f0b3f6837 100644
--- a/tests/various/abc9.v
+++ b/tests/various/abc9.v
@@ -9,3 +9,10 @@ wire w;
unknown u(~i, w);
unknown2 u2(w, o);
endmodule
+
+module abc9_test032(input clk, d, r, output reg q);
+initial q = 1'b0;
+always @(negedge clk or negedge r)
+ if (!r) q <= 1'b0;
+ else q <= d;
+endmodule
diff --git a/tests/various/abc9.ys b/tests/various/abc9.ys
index 5c9a4075d..81d0afd1b 100644
--- a/tests/various/abc9.ys
+++ b/tests/various/abc9.ys
@@ -22,3 +22,19 @@ abc9 -lut 4
select -assert-count 1 t:$lut r:LUT=2'b01 r:WIDTH=1 %i %i
select -assert-count 1 t:unknown
select -assert-none t:$lut t:unknown %% t: %D
+
+design -load read
+hierarchy -top abc9_test032
+proc
+clk2fflogic
+design -save gold
+
+abc9 -lut 4
+check
+design -stash gate
+
+design -import gold -as gold
+design -import gate -as gate
+
+miter -equiv -flatten -make_assert -make_outputs gold gate miter
+sat -seq 10 -verify -prove-asserts -show-ports miter
diff --git a/tests/various/autoname.ys b/tests/various/autoname.ys
new file mode 100644
index 000000000..830962e81
--- /dev/null
+++ b/tests/various/autoname.ys
@@ -0,0 +1,19 @@
+read_ilang <<EOT
+autoidx 2
+module \top
+ wire output 3 $y
+ wire input 1 \a
+ wire input 2 \b
+ cell $and \b_$and_B
+ parameter \A_SIGNED 0
+ parameter \A_WIDTH 1
+ parameter \B_SIGNED 0
+ parameter \B_WIDTH 1
+ parameter \Y_WIDTH 1
+ connect \A \a
+ connect \B \b
+ connect \Y $y
+ end
+end
+EOT
+autoname