diff options
Diffstat (limited to 'src/hls/GibleSeq.v')
| -rw-r--r-- | src/hls/GibleSeq.v | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/hls/GibleSeq.v b/src/hls/GibleSeq.v index 9e2cfc5..2a04a55 100644 --- a/src/hls/GibleSeq.v +++ b/src/hls/GibleSeq.v @@ -84,6 +84,11 @@ Lemma step_instr_false : ~ @step_instr A B ge sp (Iterm i c) a (Iexec i0). Proof. destruct a; unfold not; intros; inv H. Qed. +Lemma step_list_false : + forall A B ge sp a i0 s, + ~ step_list (@step_instr A B ge) sp s a (Iexec i0). +Proof. destruct a; unfold not; intros; inv H. Qed. + Lemma step_list2_false : forall A B ge l0 sp i c i0', ~ step_list2 (@step_instr A B ge) sp (Iterm i c) l0 (Iexec i0'). @@ -125,11 +130,11 @@ Qed. #[local] Notation "'mki'" := (mk_instr_state) (at level 1). Lemma exec_rbexit_truthy : - forall A B bb ge sp rs pr m rs' pr' m' pc', - @SeqBB.step A B ge sp (Iexec (mki rs pr m)) bb (Iterm (mki rs' pr' m') (RBgoto pc')) -> + forall A B bb ge sp rs pr m rs' pr' m' cf, + @SeqBB.step A B ge sp (Iexec (mki rs pr m)) bb (Iterm (mki rs' pr' m') cf) -> exists p b1 b2, truthy pr' p - /\ bb = b1 ++ (RBexit p (RBgoto pc')) :: b2 + /\ bb = b1 ++ (RBexit p cf) :: b2 /\ step_list2 (Gible.step_instr ge) sp (Iexec (mki rs pr m)) b1 (Iexec (mki rs' pr' m')). Proof. induction bb; crush. @@ -184,9 +189,9 @@ Qed. Lemma append3 : forall A B l0 l1 sp ge s1 s2 s3, - step_list2 (step_instr ge) sp s1 l0 s2 -> + step_list2 (step_instr ge) sp s1 l0 (Iexec s2) -> @SeqBB.step A B ge sp s1 (l0 ++ l1) s3 -> - @SeqBB.step A B ge sp s2 l1 s3. + @SeqBB.step A B ge sp (Iexec s2) l1 s3. Proof. induction l0; crush. inv H. auto. inv H0. inv H. assert (i1 = (Iexec state')) by (eapply exec_determ; eauto). subst. eauto. |