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author | David Monniaux <david.monniaux@univ-grenoble-alpes.fr> | 2020-11-25 09:41:41 +0100 |
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committer | David Monniaux <david.monniaux@univ-grenoble-alpes.fr> | 2020-11-25 09:41:41 +0100 |
commit | 2a579bf4ea76b49db979b2331f4557571d231412 (patch) | |
tree | 5240fb0ac7f5887478f1444064c977283baead72 /aarch64/Op.v | |
parent | a9677e1706d2a93be3cb8e3148abec924d0c3dbb (diff) | |
download | compcert-kvx-2a579bf4ea76b49db979b2331f4557571d231412.tar.gz compcert-kvx-2a579bf4ea76b49db979b2331f4557571d231412.zip |
pointer_eq copied
Diffstat (limited to 'aarch64/Op.v')
-rw-r--r-- | aarch64/Op.v | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/aarch64/Op.v b/aarch64/Op.v index afc25aa6..f720e545 100644 --- a/aarch64/Op.v +++ b/aarch64/Op.v @@ -1209,6 +1209,20 @@ Proof. rewrite (cond_depends_on_memory_correct cond args m1 m2 H). auto. Qed. +Lemma op_valid_pointer_eq: + forall (F V: Type) (ge: Genv.t F V) sp op args m1 m2, + (forall b z, Mem.valid_pointer m1 b z = Mem.valid_pointer m2 b z) -> + eval_operation ge sp op args m1 = eval_operation ge sp op args m2. +Proof. + intros until m2. destruct op eqn:OP; simpl; try congruence. + - intros MEM; destruct cond; simpl; try congruence; + repeat (destruct args; simpl; try congruence); + erewrite cmpu_bool_valid_pointer_eq || erewrite cmplu_bool_valid_pointer_eq; eauto. + - intro MEM; destruct cond; simpl; try congruence; + repeat (destruct args; simpl; try congruence); + erewrite cmpu_bool_valid_pointer_eq || erewrite cmplu_bool_valid_pointer_eq; eauto. +Qed. + (** Global variables mentioned in an operation or addressing mode *) Definition globals_addressing (addr: addressing) : list ident := |