testsuite/synth: add a test for multidim arrays.

3 files changed, 67 insertions, 0 deletions

diff --git a/testsuite/synth/arr03/mdim01.vhdl b/testsuite/synth/arr03/mdim01.vhdl
new file mode 100644
index 000000000..1f1f733f7
--- /dev/null
+++ b/testsuite/synth/arr03/mdim01.vhdl
@@ -0,0 +1,30 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity mdim01 is
+  port (a0, a1 : std_logic_vector (3 downto 0);
+        o0 : out std_logic_vector (3 downto 0));
+end mdim01;
+
+architecture behav of mdim01 is
+  type t_matrix is array (0 to 1, 3 downto 0) of boolean;
+  constant mat : t_matrix :=
+    (0 => (3 => true, 2 => true, 1 => false, 0 => false),
+     1 => (3 => true, 2 => false, 1 => true, 0 => false));
+begin
+  process (a0, a1)
+    variable b : std_logic;
+  begin
+    for i in t_matrix'range(2) loop
+      if mat (0, i) then
+        b := a0 (i);
+      else
+        b := '0';
+      end if;
+      if mat (1, i) then
+        b := b xor a1 (i);
+      end if;
+      o0 (i) <= b;
+    end loop;
+  end process;
+end behav;
diff --git a/testsuite/synth/arr03/tb_mdim01.vhdl b/testsuite/synth/arr03/tb_mdim01.vhdl
new file mode 100644
index 000000000..6b54b32af
--- /dev/null
+++ b/testsuite/synth/arr03/tb_mdim01.vhdl
@@ -0,0 +1,28 @@
+entity tb_mdim01 is
+end tb_mdim01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_mdim01 is
+  signal a : std_logic_vector (3 downto 0);
+  signal b : std_logic_vector (3 downto 0);
+  signal c : std_logic_vector (3 downto 0);
+begin
+  dut: entity work.mdim01
+    port map (a, b, c);
+
+  process
+    constant av : std_logic_vector := b"1101";
+    constant bv : std_logic_vector := b"0111";
+    constant cv : std_logic_vector := b"0011";
+    constant zv : std_logic_vector := b"0111";
+  begin
+    a <= "1111";
+    b <= "0000";
+    wait for 1 ns;
+    assert c = "1100" severity failure;
+    
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/arr03/testsuite.sh b/testsuite/synth/arr03/testsuite.sh
new file mode 100755
index 000000000..b00cba4a6
--- /dev/null
+++ b/testsuite/synth/arr03/testsuite.sh
@@ -0,0 +1,9 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+for t in mdim01; do
+    synth_tb $t
+done
+
+echo "Test successful"