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| author | Xavier Leroy <xavier.leroy@inria.fr> | 2014-11-26 15:28:39 +0100 |
|---|---|---|
| committer | Xavier Leroy <xavier.leroy@inria.fr> | 2014-11-26 15:28:39 +0100 |
| commit | f1db887befa816f70f64aaffa2ce4d92c4bebc55 (patch) | |
| tree | 9ad9628154160b3d217c6aeda2f08d7df3c0421a /common/Determinism.v | |
| parent | b279716c76c387c6c5eec96388c0c35629858b4c (diff) | |
| download | compcert-f1db887befa816f70f64aaffa2ce4d92c4bebc55.tar.gz compcert-f1db887befa816f70f64aaffa2ce4d92c4bebc55.zip | |
Make small-step semantics more parametric w.r.t. the type of global environments. Use symbol environments for the part of semantics that deals with observable events.
Diffstat (limited to 'common/Determinism.v')
| -rw-r--r-- | common/Determinism.v | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/common/Determinism.v b/common/Determinism.v index 26a13ab2..d0099ba9 100644 --- a/common/Determinism.v +++ b/common/Determinism.v @@ -105,7 +105,7 @@ Proof. Qed. Lemma match_possible_traces: - forall (F V: Type) (ge: Genv.t F V) t1 t2 w0 w1 w2, + forall ge t1 t2 w0 w1 w2, match_traces ge t1 t2 -> possible_trace w0 t1 w1 -> possible_trace w0 t2 w2 -> t1 = t2 /\ w1 = w2. Proof. @@ -508,14 +508,14 @@ Notation "s #1" := (fst s) (at level 9, format "s '#1'") : pair_scope. Notation "s #2" := (snd s) (at level 9, format "s '#2'") : pair_scope. Local Open Scope pair_scope. -Definition world_sem : semantics := @Semantics +Definition world_sem : semantics := @Semantics_gen (state L * world)%type - (funtype L) - (vartype L) + (genvtype L) (fun ge s t s' => step L ge s#1 t s'#1 /\ possible_trace s#2 t s'#2) (fun s => initial_state L s#1 /\ s#2 = initial_world) (fun s r => final_state L s#1 r) - (globalenv L). + (globalenv L) + (symbolenv L). (** If the original semantics is determinate, the world-aware semantics is deterministic. *) |