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author | Bernhard Schommer <bernhardschommer@gmail.com> | 2015-04-02 16:25:25 +0200 |
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committer | Bernhard Schommer <bernhardschommer@gmail.com> | 2015-04-02 16:25:25 +0200 |
commit | 170284b51766112e29d6bbfe519bad9f6da95269 (patch) | |
tree | 13a163ccee48cee0512a8af484b394623cdce030 /backend/Tailcallproof.v | |
parent | 2e30ad9698a6f24a8a746f68b30c235913006392 (diff) | |
parent | 959432fa13a899290db5236f93575a8bfdc13bb5 (diff) | |
download | compcert-170284b51766112e29d6bbfe519bad9f6da95269.tar.gz compcert-170284b51766112e29d6bbfe519bad9f6da95269.zip |
Merge branch 'master' into dwarf
Diffstat (limited to 'backend/Tailcallproof.v')
-rw-r--r-- | backend/Tailcallproof.v | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/backend/Tailcallproof.v b/backend/Tailcallproof.v index 5ee7ccc1..bd9b227f 100644 --- a/backend/Tailcallproof.v +++ b/backend/Tailcallproof.v @@ -513,6 +513,19 @@ Proof. exact symbols_preserved. exact public_preserved. exact varinfo_preserved. econstructor; eauto. apply regset_set; auto. +(* annot *) + TransfInstr. + exploit (@eval_annot_args_lessdef _ ge (fun r => rs#r) (fun r => rs'#r)); eauto. + intros (vargs' & P & Q). + exploit external_call_mem_extends; eauto. + intros [v' [m'1 [A [B [C D]]]]]. + left. exists (State s' (transf_function f) (Vptr sp0 Int.zero) pc' rs' m'1); split. + eapply exec_Iannot; eauto. + eapply eval_annot_args_preserved with (ge1 := ge); eauto. exact symbols_preserved. + eapply external_call_symbols_preserved; eauto. + exact symbols_preserved. exact public_preserved. exact varinfo_preserved. + econstructor; eauto. + (* cond *) TransfInstr. left. exists (State s' (transf_function f) (Vptr sp0 Int.zero) (if b then ifso else ifnot) rs' m'); split. |