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author | Xavier Leroy <xavier.leroy@inria.fr> | 2014-11-03 17:40:22 +0100 |
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committer | Xavier Leroy <xavier.leroy@inria.fr> | 2014-11-24 17:38:06 +0100 |
commit | ad8c37d0ebb36cb2e54baeacf5a4c7ff145b1a99 (patch) | |
tree | 34c130d8052a83b05f5db755997f7d60a94481e6 /cfrontend/Cshmgenproof.v | |
parent | 1e29e518e62ad88e9c2e2b180beb07434a07cdd7 (diff) | |
download | compcert-ad8c37d0ebb36cb2e54baeacf5a4c7ff145b1a99.tar.gz compcert-ad8c37d0ebb36cb2e54baeacf5a4c7ff145b1a99.zip |
Add Genv.public_symbol operation.
Restrict pointer event values to public global names.
Update proofs accordingly. PowerPC and ARM need updating.
Diffstat (limited to 'cfrontend/Cshmgenproof.v')
-rw-r--r-- | cfrontend/Cshmgenproof.v | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/cfrontend/Cshmgenproof.v b/cfrontend/Cshmgenproof.v index fdf5b06d..9cb112b0 100644 --- a/cfrontend/Cshmgenproof.v +++ b/cfrontend/Cshmgenproof.v @@ -743,6 +743,10 @@ Lemma symbols_preserved: forall s, Genv.find_symbol tge s = Genv.find_symbol ge s. Proof (Genv.find_symbol_transf_partial2 transl_fundef transl_globvar _ TRANSL). +Lemma public_preserved: + forall s, Genv.public_symbol tge s = Genv.public_symbol ge s. +Proof (Genv.public_symbol_transf_partial2 transl_fundef transl_globvar _ TRANSL). + Lemma functions_translated: forall v f, Genv.find_funct ge v = Some f -> @@ -1285,7 +1289,7 @@ Proof. apply plus_one. econstructor. eapply transl_arglist_correct; eauto. eapply external_call_symbols_preserved_2; eauto. - exact symbols_preserved. + exact symbols_preserved. exact public_preserved. eexact (Genv.find_var_info_transf_partial2 transl_fundef transl_globvar _ TRANSL). eexact (Genv.find_var_info_rev_transf_partial2 transl_fundef transl_globvar _ TRANSL). eapply match_states_skip; eauto. @@ -1466,7 +1470,7 @@ Proof. econstructor; split. apply plus_one. constructor. eauto. eapply external_call_symbols_preserved_2; eauto. - exact symbols_preserved. + exact symbols_preserved. exact public_preserved. eexact (Genv.find_var_info_transf_partial2 transl_fundef transl_globvar _ TRANSL). eexact (Genv.find_var_info_rev_transf_partial2 transl_fundef transl_globvar _ TRANSL). econstructor; eauto. @@ -1506,7 +1510,7 @@ Theorem transl_program_correct: forward_simulation (Clight.semantics2 prog) (Csharpminor.semantics tprog). Proof. eapply forward_simulation_plus. - eexact symbols_preserved. + eexact public_preserved. eexact transl_initial_states. eexact transl_final_states. eexact transl_step. |