From 6058f2f6e79683e6b80b4974220a753373a8b411 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Sun, 20 Mar 2022 08:51:18 +0100
Subject: testsuite/synth: add a test for #2013

---
 testsuite/synth/issue2013/tb_tc2.vhdl      | 34 ++++++++++++++++++++++++++++++
 testsuite/synth/issue2013/tb_tc3.vhdl      | 26 +++++++++++++++++++++++
 testsuite/synth/issue2013/tb_tc4.vhdl      | 23 ++++++++++++++++++++
 testsuite/synth/issue2013/tb_testcase.vhdl | 34 ++++++++++++++++++++++++++++++
 testsuite/synth/issue2013/tc2.vhdl         | 30 ++++++++++++++++++++++++++
 testsuite/synth/issue2013/tc3.vhdl         | 26 +++++++++++++++++++++++
 testsuite/synth/issue2013/tc4.vhdl         | 23 ++++++++++++++++++++
 testsuite/synth/issue2013/testcase.vhdl    | 32 ++++++++++++++++++++++++++++
 testsuite/synth/issue2013/testsuite.sh     | 10 +++++++++
 9 files changed, 238 insertions(+)
 create mode 100644 testsuite/synth/issue2013/tb_tc2.vhdl
 create mode 100644 testsuite/synth/issue2013/tb_tc3.vhdl
 create mode 100644 testsuite/synth/issue2013/tb_tc4.vhdl
 create mode 100644 testsuite/synth/issue2013/tb_testcase.vhdl
 create mode 100644 testsuite/synth/issue2013/tc2.vhdl
 create mode 100644 testsuite/synth/issue2013/tc3.vhdl
 create mode 100644 testsuite/synth/issue2013/tc4.vhdl
 create mode 100644 testsuite/synth/issue2013/testcase.vhdl
 create mode 100755 testsuite/synth/issue2013/testsuite.sh

(limited to 'testsuite')

diff --git a/testsuite/synth/issue2013/tb_tc2.vhdl b/testsuite/synth/issue2013/tb_tc2.vhdl
new file mode 100644
index 000000000..8c58b2054
--- /dev/null
+++ b/testsuite/synth/issue2013/tb_tc2.vhdl
@@ -0,0 +1,34 @@
+entity tb_tc2 is
+end tb_tc2;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_tc2 is
+  signal state : std_ulogic;
+  signal class : std_ulogic;
+  signal o     : std_ulogic_vector(3 downto 0);
+begin
+  dut: entity work.tc2
+    port map (state, class, o);
+
+  process
+  begin
+    state <= '0';
+    class <= '0';
+    wait for 1 ns;
+    assert o = "0111";
+
+    state <= '1';
+    class <= '0';
+    wait for 1 ns;
+    assert o = "1000";
+
+    state <= '1';
+    class <= '1';
+    wait for 1 ns;
+    assert o = "1000";
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/issue2013/tb_tc3.vhdl b/testsuite/synth/issue2013/tb_tc3.vhdl
new file mode 100644
index 000000000..35579b791
--- /dev/null
+++ b/testsuite/synth/issue2013/tb_tc3.vhdl
@@ -0,0 +1,26 @@
+entity tb_tc3 is
+end tb_tc3;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_tc3 is
+  signal state : std_ulogic;
+  signal o     : std_ulogic_vector(3 downto 0);
+begin
+  dut: entity work.tc3
+    port map (state, o);
+
+  process
+  begin
+    state <= '0';
+    wait for 1 ns;
+    assert o = "0111" severity failure;
+
+    state <= '1';
+    wait for 1 ns;
+    assert o = "1000" severity failure;
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/issue2013/tb_tc4.vhdl b/testsuite/synth/issue2013/tb_tc4.vhdl
new file mode 100644
index 000000000..188651670
--- /dev/null
+++ b/testsuite/synth/issue2013/tb_tc4.vhdl
@@ -0,0 +1,23 @@
+entity tb_tc4 is
+end tb_tc4;
+
+architecture behav of tb_tc4 is
+  signal state : bit;
+  signal o     : bit_vector(3 downto 0);
+begin
+  dut: entity work.tc4
+    port map (state, o);
+
+  process
+  begin
+    state <= '0';
+    wait for 1 ns;
+    assert o = "0111" severity failure;
+
+    state <= '1';
+    wait for 1 ns;
+    assert o = "1000" severity failure;
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/issue2013/tb_testcase.vhdl b/testsuite/synth/issue2013/tb_testcase.vhdl
new file mode 100644
index 000000000..84fbd7c14
--- /dev/null
+++ b/testsuite/synth/issue2013/tb_testcase.vhdl
@@ -0,0 +1,34 @@
+entity tb_testcase is
+end tb_testcase;
+
+library ieee;
+use ieee.std_logic_1164.all;
+    
+architecture behav of tb_testcase is
+  signal state : std_ulogic;
+  signal class : std_ulogic;
+  signal o     : std_ulogic_vector(3 downto 0);
+begin
+  dut: entity work.testcase
+    port map (state, class, o);
+    
+  process
+  begin
+    state <= '0';
+    class <= '0';
+    wait for 1 ns;
+    assert o = "0111";
+
+    state <= '1';
+    class <= '0';
+    wait for 1 ns; 
+    assert o = "0000";
+
+    state <= '1';
+    class <= '1';
+    wait for 1 ns;
+    assert o = "1000";
+    
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/issue2013/tc2.vhdl b/testsuite/synth/issue2013/tc2.vhdl
new file mode 100644
index 000000000..0c90c101a
--- /dev/null
+++ b/testsuite/synth/issue2013/tc2.vhdl
@@ -0,0 +1,30 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity tc2 is
+    port (
+        state   : in std_ulogic;
+        class   : in std_ulogic;
+        o       : out std_ulogic_vector(3 downto 0)
+        );
+end entity tc2;
+
+architecture behaviour of tc2 is
+    signal misc_sel      : std_ulogic_vector(3 downto 0);
+begin
+    testcase_0: process(all)
+    begin
+        misc_sel <= "0000";
+
+        case state is
+           when '0' =>
+                misc_sel <= "0111";
+           when '1' =>
+             misc_sel(3) <= '1';
+           when others =>
+        end case;
+
+        o <= misc_sel;
+    end process;
+end architecture behaviour;
diff --git a/testsuite/synth/issue2013/tc3.vhdl b/testsuite/synth/issue2013/tc3.vhdl
new file mode 100644
index 000000000..da029fe9a
--- /dev/null
+++ b/testsuite/synth/issue2013/tc3.vhdl
@@ -0,0 +1,26 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity tc3 is
+    port (
+        state   : in std_ulogic;
+        o       : out std_ulogic_vector(3 downto 0)
+        );
+end entity tc3;
+
+architecture behaviour of tc3 is
+    signal misc_sel      : std_ulogic_vector(3 downto 0);
+begin
+    testcase_0: process(all)
+    begin
+        misc_sel <= "0000";
+
+        if state = '0' then
+          misc_sel <= "0111";
+        else
+          misc_sel(3) <= '1';
+        end if;
+
+        o <= misc_sel;
+    end process;
+end architecture behaviour;
diff --git a/testsuite/synth/issue2013/tc4.vhdl b/testsuite/synth/issue2013/tc4.vhdl
new file mode 100644
index 000000000..143a893fe
--- /dev/null
+++ b/testsuite/synth/issue2013/tc4.vhdl
@@ -0,0 +1,23 @@
+entity tc4 is
+    port (
+        state   : in bit;
+        o       : out bit_vector(3 downto 0)
+        );
+end entity tc4;
+
+architecture behaviour of tc4 is
+    signal misc_sel      : bit_vector(3 downto 0);
+begin
+    testcase_0: process(all)
+    begin
+        misc_sel <= "0000";
+
+        if state = '0' then
+          misc_sel <= "0111";
+        else
+          misc_sel(3) <= '1';
+        end if;
+
+        o <= misc_sel;
+    end process;
+end architecture behaviour;
diff --git a/testsuite/synth/issue2013/testcase.vhdl b/testsuite/synth/issue2013/testcase.vhdl
new file mode 100644
index 000000000..a5bfa1bff
--- /dev/null
+++ b/testsuite/synth/issue2013/testcase.vhdl
@@ -0,0 +1,32 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity testcase is
+    port (
+        state   : in std_ulogic;
+        class   : in std_ulogic;
+        o       : out std_ulogic_vector(3 downto 0)
+        );
+end entity testcase;
+
+architecture behaviour of testcase is
+    signal misc_sel      : std_ulogic_vector(3 downto 0);
+begin
+    testcase_0: process(all)
+    begin
+        misc_sel <= "0000";
+
+        case state is
+           when '0' =>
+                misc_sel <= "0111";
+           when '1' =>
+                if class = '1' then
+                    misc_sel(3) <= '1';
+                end if;
+           when others =>
+        end case;
+
+        o <= misc_sel;
+    end process;
+end architecture behaviour;
diff --git a/testsuite/synth/issue2013/testsuite.sh b/testsuite/synth/issue2013/testsuite.sh
new file mode 100755
index 000000000..a96ccc5dd
--- /dev/null
+++ b/testsuite/synth/issue2013/testsuite.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+GHDL_STD_FLAGS=--std=08
+for t in testcase tc3 tc2 tc4; do
+    synth_tb $t
+done
+
+echo "Test successful"
-- 
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