diff options
-rw-r--r-- | aarch64/Machregsaux.ml | 5 | ||||
-rw-r--r-- | aarch64/SelectLongproof.v | 7 | ||||
-rw-r--r-- | aarch64/SelectOp.vp | 7 | ||||
-rw-r--r-- | aarch64/SelectOpproof.v | 27 |
4 files changed, 42 insertions, 4 deletions
diff --git a/aarch64/Machregsaux.ml b/aarch64/Machregsaux.ml index d7f10b9b..f13a9ff5 100644 --- a/aarch64/Machregsaux.ml +++ b/aarch64/Machregsaux.ml @@ -33,3 +33,8 @@ let register_by_name s = Machregs.register_by_name (coqstring_uppercase_ascii_of_camlstring s) let can_reserve_register r = Conventions1.is_callee_save r + +let class_of_type = function + | AST.Tint | AST.Tlong -> 0 + | AST.Tfloat | AST.Tsingle -> 1 + | AST.Tany32 | AST.Tany64 -> assert false diff --git a/aarch64/SelectLongproof.v b/aarch64/SelectLongproof.v index b051369c..60dc1a12 100644 --- a/aarch64/SelectLongproof.v +++ b/aarch64/SelectLongproof.v @@ -16,6 +16,7 @@ Require Import Coqlib Zbits. Require Import AST Integers Floats Values Memory Globalenvs. Require Import Cminor Op CminorSel. Require Import SelectOp SelectLong SelectOpproof. +Require Import OpHelpers OpHelpersproof. Local Open Scope cminorsel_scope. Local Transparent Archi.ptr64. @@ -23,8 +24,10 @@ Local Transparent Archi.ptr64. (** * Correctness of the smart constructors *) Section CMCONSTR. - -Variable ge: genv. +Variable prog: program. +Variable hf: helper_functions. +Hypothesis HELPERS: helper_functions_declared prog hf. +Let ge := Genv.globalenv prog. Variable sp: val. Variable e: env. Variable m: mem. diff --git a/aarch64/SelectOp.vp b/aarch64/SelectOp.vp index 5bd96987..f9e5a1c4 100644 --- a/aarch64/SelectOp.vp +++ b/aarch64/SelectOp.vp @@ -547,6 +547,13 @@ Nondetfunction addressing (chunk: memory_chunk) (e: expr) := | _ => (Aindexed Int64.zero, e:::Enil) end. +(* floats *) +Definition divf_base (e1: expr) (e2: expr) := + Eop Odivf (e1 ::: e2 ::: Enil). + +Definition divfs_base (e1: expr) (e2: expr) := + Eop Odivfs (e1 ::: e2 ::: Enil). + (** ** Arguments of builtins *) Nondetfunction builtin_arg (e: expr) := diff --git a/aarch64/SelectOpproof.v b/aarch64/SelectOpproof.v index b78a5ed8..54c6a9fd 100644 --- a/aarch64/SelectOpproof.v +++ b/aarch64/SelectOpproof.v @@ -16,6 +16,7 @@ Require Import Coqlib Zbits. Require Import AST Integers Floats Values Memory Builtins Globalenvs. Require Import Cminor Op CminorSel. Require Import SelectOp. +Require Import OpHelpers OpHelpersproof. Local Open Scope cminorsel_scope. Local Transparent Archi.ptr64. @@ -74,8 +75,10 @@ Ltac TrivialExists := (** * Correctness of the smart constructors *) Section CMCONSTR. - -Variable ge: genv. +Variable prog: program. +Variable hf: helper_functions. +Hypothesis HELPERS: helper_functions_declared prog hf. +Let ge := Genv.globalenv prog. Variable sp: val. Variable e: env. Variable m: mem. @@ -1055,6 +1058,26 @@ Proof. - constructor; auto. Qed. +Theorem eval_divf_base: + forall le a b x y, + eval_expr ge sp e m le a x -> + eval_expr ge sp e m le b y -> + exists v, eval_expr ge sp e m le (divf_base a b) v /\ Val.lessdef (Val.divf x y) v. +Proof. + intros; unfold divf_base. + TrivialExists. +Qed. + +Theorem eval_divfs_base: + forall le a b x y, + eval_expr ge sp e m le a x -> + eval_expr ge sp e m le b y -> + exists v, eval_expr ge sp e m le (divfs_base a b) v /\ Val.lessdef (Val.divfs x y) v. +Proof. + intros; unfold divfs_base. + TrivialExists. +Qed. + (** Platform-specific known builtins *) Theorem eval_platform_builtin: |