Adds Tabellion's old properties.

1 files changed, 273 insertions, 0 deletions

diff --git a/property/CNE_04500.pro b/property/CNE_04500.pro
new file mode 100644
index 0000000..6c3867a
--- /dev/null
+++ b/property/CNE_04500.pro
@@ -0,0 +1,273 @@
+(seek
+   (
+      ;; waveform initialized using a reset.
+      (i_wfm waveform)
+      ;; waveform not initialized using a reset.
+      (ni_wfm waveform)
+      (ps process)
+   )
+   (and
+      (is_accessed_by i_wfm ps)
+      (is_accessed_by ni_wfm ps)
+      (not (eq ni_wfm i_wfm))
+      (exists clk1 waveform
+         (and
+            (is_accessed_by clk1 ps)
+            (not (eq clk1 i_wfm))
+            (not (eq clk1 ni_wfm))
+            (exists rst1 waveform
+               (and
+                  (is_accessed_by rst1 ps)
+                  (not (eq rst1 i_wfm))
+                  (not (eq rst1 ni_wfm))
+                  (not (eq rst1 clk1))
+                  (or
+                     ;; With a synchronous reset.
+                     (and
+                        (not (is_in_sensitivity_list rst1 ps))
+                        (CTL_verifies ps
+                           (AF
+                              (and
+                                 (kind "if")
+                                 (or
+                                    (and
+                                       (is_read_structure "(??)")
+                                       (or
+                                          (is_read_element "0" "falling_edge")
+                                          (is_read_element "0" "rising_edge")
+                                       )
+                                       (is_read_element "1" clk1)
+                                    )
+                                    (and
+                                       (is_read_structure "(?(??)(???))")
+                                       (is_read_element "0" "and")
+                                       (is_read_element "1" "event")
+                                       (is_read_element "2" clk1)
+                                       (is_read_element "3" "=")
+                                       (or
+                                          (is_read_element "4" clk1)
+                                          (is_read_element "5" clk1)
+                                       )
+                                    )
+                                    (and
+                                       (is_read_structure "(?(???)(??))")
+                                       (is_read_element "0" "and")
+                                       (is_read_element "1" "=")
+                                       (or
+                                          (is_read_element "2" clk1)
+                                          (is_read_element "3" clk1)
+                                       )
+                                       (is_read_element "4" "event")
+                                       (is_read_element "5" clk1)
+                                    )
+                                 )
+                                 (EX
+                                    (and
+                                       (has_option "cond_was_true")
+                                       (does_not_reach_parent_before
+                                          (and
+                                             (kind "if")
+                                             (is_read_structure "(???)")
+                                             (is_read_element "0" "=")
+                                             (is_read_element _ rst1)
+                                             (EX
+                                                (and
+                                                   (or
+                                                      (has_option "cond_was_true")
+                                                      (has_option "cond_was_false")
+                                                   )
+                                                   (does_not_reach_parent_before
+                                                      (and
+                                                         (expr_writes i_wfm)
+                                                         (not
+                                                            (AX
+                                                               (AF
+                                                                  (expr_writes i_wfm)
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                   (not
+                                                      (does_not_reach_parent_before
+                                                         (and
+                                                            (expr_writes ni_wfm)
+                                                            (not
+                                                               (AX
+                                                                  (AF
+                                                                     (expr_writes ni_wfm)
+                                                                  )
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                )
+                                             )
+                                             (EX
+                                                (and
+                                                   (or
+                                                      (has_option "cond_was_true")
+                                                      (has_option "cond_was_false")
+                                                   )
+                                                   (does_not_reach_parent_before
+                                                      (and
+                                                         (expr_writes i_wfm)
+                                                         (not
+                                                            (AX
+                                                               (AF
+                                                                  (expr_writes i_wfm)
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                   (does_not_reach_parent_before
+                                                      (and
+                                                         (expr_writes ni_wfm)
+                                                         (not
+                                                            (AX
+                                                               (AF
+                                                                  (expr_writes ni_wfm)
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                )
+                                             )
+                                          )
+                                       )
+                                    )
+                                 )
+                              )
+                           )
+                        )
+                     )
+                     ;; With an asynchronous reset.
+                     (and
+                        (is_in_sensitivity_list rst1 ps)
+                        (CTL_verifies ps
+                           (AF
+                              (and
+                                 ;; if (rst = _)
+                                 (kind "if")
+                                 (is_read_structure "(???)")
+                                 (is_read_element "0" "=")
+                                 (is_read_element _ rst1)
+                                 (EX
+                                    (and
+                                       ;; then
+                                       (has_option "cond_was_true")
+                                       (does_not_reach_parent_before
+                                          (and
+                                             (expr_writes i_wfm)
+                                             (not
+                                                (AX
+                                                   (AF
+                                                      (expr_writes i_wfm)
+                                                   )
+                                                )
+                                             )
+                                          )
+                                       )
+                                       (not
+                                          (does_not_reach_parent_before
+                                             (and
+                                                (expr_writes ni_wfm)
+                                                (not
+                                                   (AX
+                                                      (AF
+                                                         (expr_writes ni_wfm)
+                                                      )
+                                                   )
+                                                )
+                                             )
+                                          )
+                                       )
+                                    )
+                                 )
+                                 (EX
+                                    (and
+                                       ;; else
+                                       (not (has_option "cond_was_true"))
+                                       (does_not_reach_parent_before
+                                          (and
+                                             ;; if (edge(clk))
+                                             (kind "if")
+                                             (or
+                                                (and
+                                                   (is_read_structure "(??)")
+                                                   (or
+                                                      (is_read_element "0" "falling_edge")
+                                                      (is_read_element "0" "rising_edge")
+                                                   )
+                                                   (is_read_element "1" clk1)
+                                                )
+                                                (and
+                                                   (is_read_structure "(?(??)(???))")
+                                                   (is_read_element "0" "and")
+                                                   (is_read_element "1" "event")
+                                                   (is_read_element "2" clk1)
+                                                   (is_read_element "3" "=")
+                                                   (or
+                                                      (is_read_element "4" clk1)
+                                                      (is_read_element "5" clk1)
+                                                   )
+                                                )
+                                                (and
+                                                   (is_read_structure "(?(???)(??))")
+                                                   (is_read_element "0" "and")
+                                                   (is_read_element "1" "=")
+                                                   (or
+                                                      (is_read_element "2" clk1)
+                                                      (is_read_element "3" clk1)
+                                                   )
+                                                   (is_read_element "4" "event")
+                                                   (is_read_element "5" clk1)
+                                                )
+                                             )
+                                             (EX
+                                                (and
+                                                   (has_option "cond_was_true")
+                                                   (does_not_reach_parent_before
+                                                      (and
+                                                         (expr_writes i_wfm)
+                                                         (not
+                                                            (AX
+                                                               (AF
+                                                                  (expr_writes i_wfm)
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                   (does_not_reach_parent_before
+                                                      (and
+                                                         (expr_writes ni_wfm)
+                                                         (not
+                                                            (AX
+                                                               (AF
+                                                                  (expr_writes ni_wfm)
+                                                               )
+                                                            )
+                                                         )
+                                                      )
+                                                   )
+                                                )
+                                             )
+                                          )
+                                       )
+                                    )
+                                 )
+                              )
+                           )
+                        )
+                     )
+                  )
+               )
+            )
+         )
+      )
+   )
+)