diff options
Diffstat (limited to 'backend/Constpropproof.v')
-rw-r--r-- | backend/Constpropproof.v | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/backend/Constpropproof.v b/backend/Constpropproof.v index 16f839fc..714468aa 100644 --- a/backend/Constpropproof.v +++ b/backend/Constpropproof.v @@ -355,6 +355,17 @@ Proof. eapply exec_Itailcall; eauto. apply sig_function_translated; auto. constructor; auto. + (* Ibuiltin *) + TransfInstr. intro. + exists (State s' (transf_function f) sp pc' (rs#res <- v) m'); split. + eapply exec_Ibuiltin; eauto. + eapply external_call_symbols_preserved; eauto. + exact symbols_preserved. exact varinfo_preserved. + econstructor; eauto. + eapply analyze_correct_1; eauto. simpl; auto. + unfold transfer; rewrite H. + apply regs_match_approx_update; auto. simpl; auto. + (* Icond, true *) exists (State s' (transf_function f) sp ifso rs m); split. caseEq (cond_strength_reduction (approx_reg (analyze f)!!pc) cond args); |