From 8609fca0129cb64a77e9a6e3670b5b5d3f8209e6 Mon Sep 17 00:00:00 2001 From: xleroy Date: Thu, 27 Mar 2014 13:47:42 +0000 Subject: Move wt_instr_inv where it belongs. Update Makefile and dependencies. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2436 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e --- backend/RTLtyping.v | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'backend/RTLtyping.v') diff --git a/backend/RTLtyping.v b/backend/RTLtyping.v index e27704cb..e8ae7ae0 100644 --- a/backend/RTLtyping.v +++ b/backend/RTLtyping.v @@ -838,6 +838,16 @@ Proof. rewrite H3. constructor. Qed. +Lemma wt_instr_inv: + forall s f sp pc rs m i, + wt_state (State s f sp pc rs m) -> + f.(fn_code)!pc = Some i -> + exists env, wt_instr f env i /\ wt_regset env rs. +Proof. + intros. inv H. exists env; split; auto. + inv WT_FN. eauto. +Qed. + End SUBJECT_REDUCTION. -- cgit