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author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2010-05-23 15:26:33 +0000 |
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committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2010-05-23 15:26:33 +0000 |
commit | 3a050b22f37f3c79a10a8ebae3d292fa77e91b76 (patch) | |
tree | 16a0d9366f6805cfc9726c0b80dd8da84cb63a3d /common/Values.v | |
parent | 7999c9ee1f09f7d555e3efc39f030564f76a3354 (diff) | |
download | compcert-3a050b22f37f3c79a10a8ebae3d292fa77e91b76.tar.gz compcert-3a050b22f37f3c79a10a8ebae3d292fa77e91b76.zip |
More faithful semantics for volatile reads and writes.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1346 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'common/Values.v')
-rw-r--r-- | common/Values.v | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/common/Values.v b/common/Values.v index 056cffb7..236a5ae7 100644 --- a/common/Values.v +++ b/common/Values.v @@ -1029,6 +1029,14 @@ Inductive val_list_inject (mi: meminj): list val -> list val-> Prop:= Hint Resolve val_nil_inject val_cons_inject. +Lemma val_load_result_inject: + forall f chunk v1 v2, + val_inject f v1 v2 -> + val_inject f (Val.load_result chunk v1) (Val.load_result chunk v2). +Proof. + intros. inv H; destruct chunk; simpl; econstructor; eauto. +Qed. + (** Monotone evolution of a memory injection. *) Definition inject_incr (f1 f2: meminj) : Prop := |