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Z__range_adda0 a a1 (Ha: a0 <= a < a1) b0 b b1 (Hb : b0 <= b < b1) : a0+b0 <= a+b < a1 + b1 - 1. Proof. Lia.nia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
Z__range_add
Z__range_suba0 a a1 (Ha: a0 <= a < a1) b0 b b1 (Hb : b0 <= b < b1) : a0-b1+1 <= a-b < a1 - b0. Proof. Lia.nia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
Z__range_sub
Z__range_div_pos_const_rn0 n n1 (Hn : n0 <= n < n1) d (Hd : 0 < d) : n0/d <= n/d < n1/d + 1. Proof. Z.div_mod_to_equations. Lia.nia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
Z__range_div_pos_const_r
Z__range_mul_nonnega0 a a1 (Ha: a0 <= a < a1) b0 b b1 (Hb : b0 <= b < b1) (Ha0 : 0 <= a0) (Hb0 : 0 <= b0) : a0*b0 <= a*b < (a1-1)*(b1-1) + 1. Proof. Lia.nia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
Z__range_mul_nonneg
boundscheck{x0 x x1} (H: x0 <= x < x1) {X0 X1} (Hcheck : andb (X0 <=? x0) (x1 <=? X1) = true) : X0 <= x < X1. Proof. eapply andb_prop in Hcheck; case Hcheck; intros H1 H2; eapply Z.leb_le in H1; eapply Z.leb_le in H2. blia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
boundscheck
boundscheck_lt{x0 x x1} (H: x0 <= x < x1) {X1} (Hcheck: Z.ltb x1 X1 = true) : x < X1. Proof. eapply Z.ltb_lt in Hcheck. blia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
boundscheck_lt
bounded_constantc : c <= c < c+1. Proof. blia. Qed.
Lemma
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
bounded_constant
named_pose_proofpf := let H := fresh in let __ := match constr:(Set) with _ => pose proof pf as H end in H.
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
named_pose_proof
named_posepf := let H := fresh in let __ := match constr:(Set) with _ => pose pf as H end in H.
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
named_pose
named_pose_asfreshpf x := let H := fresh x in let __ := match constr:(Set) with _ => pose pf as H end in H.
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
named_pose_asfresh
named_pose_asfresh_or_idx n := let y := match constr:(Set) with _ => named_pose_asfresh x n | _ => x end in y.
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
named_pose_asfresh_or_id
requireZcstz := lazymatch Coq.setoid_ring.InitialRing.isZcst z with | true => idtac end.
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
requireZcst
requireZcstExpre := match e with | Z.pred ?x => requireZcstExpr x | Z.succ ?x => requireZcstExpr x | Z.ones ?x => requireZcstExpr x | Z.opp ?x => requireZcstExpr x | Z.lnot ?x => requireZcstExpr x | Z.log2 ?x => requireZcstExpr x | Z.log2_up ?x => requireZcstExpr x | Z.add ?x ?y => requireZcstExpr x; ...
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
requireZcstExpr
zsimpx := match constr:(Set) with | _ => let __ := requireZcstExpr x in let y := eval cbv in x in y | _ => x end. Local Notation "zbsimp! H" := (ltac:( lazymatch type of H with ?L <= ?X < ?R => let L := zsimp L in let R := zsimp R in exact ((H : L <= X < R)) ...
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
zsimp
rboundede := let re := rdelta e in match goal with | H : _ <= e < _ |- _ => H | _ => match re with | word.unsigned ?a => named_pose_proof (zbsimp! (Properties.word.unsigned_range a : _ <= e < _)) | Z.div ?a ?b => (* TODO: non-constant denominator? *) let __ := match constr:(Set) with _ ...
Ltac
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
rbounded
absint_eq{T} := @eq T.
Definition
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
absint_eq
absint_eq_refl{T} v := ((@eq_refl T v) : @absint_eq T v v). Local Infix "=~>" := absint_eq (at level 70, no associativity).
Definition
bedrock2
[ "Require Import Coq.Strings.String Coq.ZArith.ZArith", "From coqutil Require Import Word.Interface Word.Properties", "From coqutil Require Import Tactics.rdelta Z.div_mod_to_equations", "Require Import coqutil.Z.Lia" ]
bedrock2/src/bedrock2/AbsintWordToZ.v
absint_eq_refl
anyval{word mem T: Type}(p: T -> word -> mem -> Prop)(a: word): mem -> Prop := ex1 (fun v => p v a). (* makes __ a keyword, so "let __ := uselessvalue in blah" in Ltac doesn't parse any more! Notation "p '__' a" := (anyval p a) (at level 20, a at level 9). Infix "__" := anyval (at level 20). *) Notation "p ? a" ...
Definition
bedrock2
[ "Require Import bedrock2.Lift1Prop" ]
bedrock2/src/bedrock2/anyval.v
anyval
recis_positive_literal(e: constr): bool := lazy_match! e with | xI ?p => is_positive_literal p | xO ?p => is_positive_literal p | xH => true | _ => false end. (* Note: Not the same as Coq.setoid_ring.InitialRing.isZcst, because isZcst considers (Z.of_nat n) and (Z.of_N n) constant if n is constant *)
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
is_Z_literal(n: constr): bool := lazy_match! n with | 0 => true | Z.pos ?p => is_positive_literal p | Z.neg ?p => is_positive_literal p | _ => false end. (* needed for compatibility with simplification strategies that choose not to simplify powers of 2 *)
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_Z_literal
is_Z_const(n: constr): bool := lazy_match! n with | 2 ^ ?x => is_Z_literal x | _ => is_Z_literal n end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_Z_const
recis_nat_const(n: constr): bool := lazy_match! n with | O => true | S ?p => is_nat_const p | _ => false end. (* To be treated opaquely and only manipulated through the API that follows. Alternative representations to try out: - Ltac2 records - uconstr - resulting term of simplification as constr...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
Typeres := [ ResNop(constr) (* new and old term *) | ResConvertible(constr) (* new term *) | ResRewrite(constr, constr) (* new term, proof *) ].
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Type
new_term(r: res): constr := match r with | ResNop t => t | ResConvertible t => t | ResRewrite t _ => t end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
new_term
eq_proof(r: res): constr := match r with | ResNop t => '(@eq_refl _ $t) | ResConvertible t => '(@eq_refl _ $t) | ResRewrite _ pf => pf end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
eq_proof
did_something(r: res): bool := match r with | ResNop _ => false | ResConvertible _ => true | ResRewrite _ _ => true end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
did_something
is_convertible(r: res): bool := match r with | ResNop _ => true | ResConvertible _ => true | ResRewrite _ _ => false end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_convertible
res_convertible(new_term: constr): res := ResConvertible new_term.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
res_convertible
res_rewrite_to(new_term: constr)(eq_proof: constr): res := ResRewrite new_term eq_proof.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
res_rewrite_to
res_rewrite(eq_proof: constr): res := lazy_match! Constr.type eq_proof with | _ = ?rhs => ResRewrite rhs eq_proof end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
res_rewrite
res_nothing_to_simpl(original_term: constr): res := ResNop original_term. (* original: term of shape (f a) f: constr r: result whose lhs is a *)
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
res_nothing_to_simpl
lift_res1(original: constr)(f: constr)(r: res): res := if did_something r then let t := new_term r in if is_convertible r then res_convertible '($f $t) else let pf := eq_proof r in res_rewrite '(@f_equal _ _ $f _ $t $pf) else res_nothing_to_simpl original. (* If we just used f_equal with f ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res1
f_equal11[A B C: Type](h: A -> B)(g: B -> C)[a a': A]: a = a' -> g (h a) = g (h a'). Proof. exact (@f_equal A C (fun x => g (h x)) a a'). Qed. (* original: term of shape (f (g a)) f: constr g: constr r: result whose lhs is a *)
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
f_equal11
lift_res11(original: constr)(f: constr)(g: constr)(r: res): res := if did_something r then let t := new_term r in if is_convertible r then res_convertible '($f ($g $t)) else let pf := eq_proof r in res_rewrite '(f_equal11 $f $g $pf) else res_nothing_to_simpl original. (* original: term of s...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res11
lift_res2(original: constr)(f: constr)(r1: res)(r2: res): res := let t1 := new_term r1 in let t2 := new_term r2 in if did_something r1 then if is_convertible r1 then if is_convertible r2 then res_convertible '($f $t1 $t2) else let pf1 := eq_proof r1 in let pf2 := eq_proof r...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res2
app_cong[A B: Type][f g: A -> B][x y: A]: f = g -> x = y -> f x = g y. Proof. intros. subst. reflexivity. Qed. (* original: term of shape (f a) r1: result whose lhs is f r2: result whose lhs is a *)
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
app_cong
lift_res_app(original: constr)(r1: res)(r2: res): res := let t1 := new_term r1 in let t2 := new_term r2 in if did_something r1 then if is_convertible r1 then if is_convertible r2 then res_convertible '($t1 $t2) else let pf1 := eq_proof r1 in let pf2 := eq_proof r2 in ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res_app
if_cong[A: Type][b b': bool][thn thn' els els': A]: b = b' -> thn = thn' -> els = els' -> (if b then thn else els) = (if b' then thn' else els'). Proof. intros. subst. reflexivity. Qed. (* original: term of shape (if b then a1 else a2) r0: result whose lhs is b r1: result whose lhs is a1 r2: r...
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
if_cong
lift_res_if(original: constr)(r0: res)(r1: res)(r2: res): res := let t0 := new_term r0 in let t1 := new_term r1 in let t2 := new_term r2 in if did_something r0 || did_something r1 || did_something r2 then if is_convertible r0 && is_convertible r1 && is_convertible r2 then res_convertible '(if $t0 then...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res_if
impl_cong[P P' Q Q': Prop]: P = P' -> Q = Q' -> (P -> Q) = (P' -> Q'). Proof. intros. subst. reflexivity. Qed. (* original: term of shape (P -> Q) r1: result whose lhs is P r2: result whose lhs is Q *)
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
impl_cong
lift_res_impl(original: constr)(r1: res)(r2: res): res := let t1 := new_term r1 in let t2 := new_term r2 in if did_something r1 || did_something r2 then if is_convertible r1 && is_convertible r2 then res_convertible '($t1 -> $t2) else let pf1 := eq_proof r1 in let pf2 := eq_proof r2 in ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
lift_res_impl
chain_rewrite_res(r1: res)(r2: res): res := let t1 := new_term r1 in let pf1 := eq_proof r1 in let t2 := new_term r2 in let pf2 := eq_proof r2 in res_rewrite '(@eq_trans _ _ $t1 $t2 $pf1 $pf2).
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
chain_rewrite_res
chain_res(r1: res)(r2: res): res := if did_something r1 then if did_something r2 then if is_convertible r1 then r2 else if is_convertible r2 then res_rewrite_to (new_term r2) (eq_proof r1) else chain_rewrite_res r1 r2 else r1 else r2.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
chain_res
xlia(P: Prop){pf: P}: P := pf.
Definition
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
xlia
mutablebottom_up_simpl_sidecond_hook () := ltac1:(lia). (* OR xlia zchecker if already zified *) (* local_X_simpl tactics: Given a term with already simplified subterms, produce new simplified term and equality proof (or set flag indicating that it's convertible). Failing means no simplification opportunity...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
mutable
recconvertible_list_get inh l i := lazy_match! l with | nil => '(@Inhabited.default _ $inh) | cons ?h ?t => lazy_match! i with | Z0 => h | Zpos _ => let j := eval cbv in (Z.pred $i) in convertible_list_get inh t j | Zneg _ => '(@Inhabited.default _ $inh) end | _ => '(@List.get _ $i...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recconvertible_list_upto(i: constr)(l: constr): constr := lazy_match! l with | nil => l | @cons ?tp ?h ?t => lazy_match! i with | Zpos _ => let j := eval cbv in (Z.pred $i) in let r := convertible_list_upto j t in '(@cons $tp $h $r) | _ => '(@nil $tp) en...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recconvertible_list_from i l := lazy_match! l with | nil => l | @cons ?tp ?h ?t => lazy_match! i with | Zpos _ => let j := eval cbv in (Z.pred $i) in convertible_list_from j t | _ => l end | _ => lazy_match! i with | Zpos _ => '(List.from $i $l) | Z0 => l | Zne...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recprepend_concrete_list l1 l2 := lazy_match! l1 with | cons ?h ?t => let r := prepend_concrete_list t l2 in '(cons $h $r) | nil => l2 end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
is_concrete_enough(i: constr)(l: constr)(is_nonpos_concrete_enough: bool): bool := lazy_match! l with | nil => is_Z_literal i | cons _ _ => is_Z_literal i | _ => lazy_match! i with | Z0 => is_nonpos_concrete_enough | Zneg _ => is_nonpos_concrete_enough | _ => false end end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_concrete_enough
non_ring_expr_size(e: constr): int := lazy_match! e with | Zneg _ => 2 | _ => if is_Z_const e then 1 else 2 end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
non_ring_expr_size
recring_expr_size(e: constr): int := let r1 x := let s := ring_expr_size x in Int.add 1 s in let r2 x y := let s1 := ring_expr_size x in let s2 := ring_expr_size y in Int.add 1 (Int.add s1 s2) in lazy_match! e with | Z.add ?x ?y => r2 x y | Z.sub ?x ?y => r2 x y | Z.mul ?x ?y => r2 x y | Z.opp ?x ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
Typeexpr_kind := [ WordRingExpr | ZRingExpr | OtherExpr ].
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Type
expr_kind_eqk1 k2 := match k1 with | WordRingExpr => match k2 with WordRingExpr => true | _ => false end | ZRingExpr => match k2 with ZRingExpr => true | _ => false end | OtherExpr => match k2 with OtherExpr => true | _ => false end end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
expr_kind_eq
get_expr_kind(e: constr): expr_kind := lazy_match! e with | Z.add _ _ => ZRingExpr | Z.sub _ _ => ZRingExpr | Z.mul _ _ => ZRingExpr | Z.opp _ => ZRingExpr | word.add _ _ => WordRingExpr | word.sub _ _ => WordRingExpr | word.mul _ _ => WordRingExpr | word.opp _ => WordRingExpr | _ => OtherExpr end...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
get_expr_kind
ring_simplify_proof[A: Type](lhs rhs: A){pf: let x := rhs in lhs = x}: lhs = rhs. Proof. exact pf. Qed.
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
ring_simplify_proof
ring_simplify_res_forcing_progress(e: constr): res := let rhs := '(_) in res_rewrite '(@ring_simplify_proof _ $e $rhs (* to invoke ring_simplify, we need to switch to Ltac1 anyways, so we just do this whole line in Ltac1 *) ltac:(let x := fresh "x" in intro x; progress ring_simplify; subst x; reflexi...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
ring_simplify_res_forcing_progress
ring_simplify_res_or_nothing_to_simpl(e: constr): res := first_val [ ring_simplify_res_forcing_progress e | res_nothing_to_simpl e ].
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
ring_simplify_res_or_nothing_to_simpl
local_ring_simplify(parent: expr_kind)(e: constr): res := if expr_kind_eq (get_expr_kind e) parent then gfail "nothing to do here because parent will be ring_simplified too" else let r := ring_simplify_res_forcing_progress e in if Int.lt (ring_expr_size (new_term r)) (ring_expr_size e) then r else g...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_ring_simplify
try_elset1 t2 := orelse t1 (fun _ => t2 ()).
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
try_else
Notation"try" t1(thunk(tactic(5))) "else" t2(thunk(tactic(5))) := try_else t1 t2.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Notation
Notation"try" t1(thunk(tactic(5))) := try0 t1. Goal True. try fail "nope". try fail "ooh" else pose 1. try (pose 2; fail) else pose 3. try () else pose 1; pose 2. let r := try '(1%nat + 1%Z) else '(tt) in pose $r. Fail let r := try '(1%nat + 1%Z) else 2 in pose $r. Fail try fail "msg1" else fail "msg2". ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Notation
max_n_st(gen_stmt: constr -> constr)(tac: unit -> unit) (lower: constr)(upper: constr): (constr * constr) := let rec loop n := let stmt := gen_stmt n in try (n, '(ltac2:(tac ()) : $stmt)) else if Constr.equal n lower then gfail "stmt does not hold for any n within the bounds" ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
max_n_st
reclist_length_as_nat(l: constr): constr := lazy_match! l with | nil => '(0%nat) | cons _ ?tail => let r := list_length_as_nat tail in '((S $r)) end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
panic_if_failure(f: unit -> 'a): 'a := match Control.case f with | Val p => let (r, _) := p in r | Err e => Control.throw e end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
panic_if_failure
mutablebottom_up_simpl_recurse(e: constr): res := Control.throw Assertion_failure. (* returns a proof whose LHS is (List.upto i l) and an RHS where the upto has been pushed down as far as nicely possible *)
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
mutable
recpush_down_upto(force_progress: bool)(treat_app: bool) (tp: constr)(i: constr)(l: constr): res := let nop := fun (_: unit) => if force_progress then gfail "no progress" else res_nothing_to_simpl '(@List.upto $tp $i $l) in match! l with | _ => res_rewrite '(L...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recpush_down_from(force_progress: bool)(treat_app: bool) (tp: constr)(i: constr)(l: constr): res := (*non-lazy*)match! l with | _ => res_rewrite '(List.from_beginning $l $i ltac2:(bottom_up_simpl_sidecond_hook ())) | _ => res_rewrite '(List.from_pastend $l $i ltac2:(bottom_up_simpl_sidecon...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recpush_down_get(inh: constr)(l0: constr)(n: constr): res := let with_sidecond_pf := fun (c: constr) (k: constr -> res) => match Control.case (fun _ => '(ltac2:(bottom_up_simpl_sidecond_hook ()): $c)) with | Val p => let (s, _) := p in k s | Err _ => res_nothing_to_simpl '(@List.get _ $inh $l0 $n) end...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recpush_down_get_top(inh: constr)(l0: constr)(n: constr): res := panic_if_failure (fun _ => let res := push_down_get inh l0 n in if did_something res then let rhs := new_term res in lazy_match! rhs with | @List.get ?tp2 ?inh2 ?l2 ?i2 => let resi := ring_simplify_res_or_nothing_to_simpl i2 in ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recis_concrete_list(e: constr): bool := lazy_match! e with | nil => true | cons _ ?tl => is_concrete_list tl | _ => false end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recconstr_list_length(e: constr): int := lazy_match! e with | nil => 0 | cons _ ?tl => Int.add 1 (constr_list_length tl) end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recunsnoc_constr_list(e: constr): constr * constr := lazy_match! e with | cons ?x (@nil ?tp) => ('(@nil $tp), x) | cons ?h ?tl => let (l, last) := unsnoc_constr_list tl in ('(cons $h $l), last) end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
uncons_constr_list(e: constr): constr * constr := lazy_match! e with | cons ?h ?tl => (h, tl) end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
uncons_constr_list
local_zlist_simpl(e: constr): res := match! e with | @List.upto ?tp ?i ?l => push_down_upto true true tp i l | @List.from ?tp ?i ?l => push_down_from true true tp i l | @List.get _ ?inh ?l ?i => if is_concrete_enough i l false then res_convertible (convertible_list_get inh l i) else push_down_...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_zlist_simpl
is_unary_Z_op(op: constr): bool := lazy_match! op with | Z.of_nat => true | Z.to_nat => true | Z.succ => true | Z.pred => true | Z.opp => true | Z.log2 => true | Z.log2_up => true | _ => false end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_unary_Z_op
is_unary_nat_op(op: constr): bool := lazy_match! op with | Nat.succ => true | Nat.pred => true | _ => false end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_unary_nat_op
is_binary_Z_op(op: constr): bool := lazy_match! op with | Z.add => true | Z.sub => true | Z.mul => true | Z.div => true | Z.modulo => true | Z.quot => true | Z.rem => true | Z.pow => true | Z.shiftl => true | Z.shiftr => true | Z.land => true | Z.lor => true | Z.lxor => true | Z.ldiff => t...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_binary_Z_op
is_binary_nat_op(op: constr): bool := lazy_match! op with | Nat.add => true | Nat.sub => true | Nat.mul => true | Nat.div => true | Nat.min => true | Nat.max => true | _ => false end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
is_binary_nat_op
local_ground_number_simpl(e: constr): res := lazy_match! e with | ?f ?x ?y => if Constr.is_const f then if is_binary_Z_op f then lazy_match! e with | Z.pow 2 _ => gfail "not simplifying powers of 2" | _ => if is_Z_const x && is_Z_const y then res_converti...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_ground_number_simpl
mutablerec is_substitutable_rhs(rhs: constr): bool := Constr.is_var rhs || Constr.is_const rhs || is_Z_const rhs || lazy_match! rhs with | word.of_Z ?x => is_substitutable_rhs x | word.unsigned ?x => is_substitutable_rhs x | _ => false end. (* After following a series of `var1 = var2` equations, we arr...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
mutable
mutableis_small_terminal_rhs(rhs: constr): bool := neg (Constr.is_var rhs) && is_substitutable_rhs rhs.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
mutable
constr_to_var_ref(c: constr): Std.reference option := match Constr.Unsafe.kind c with | Constr.Unsafe.Var id => Some (Std.VarRef id) | _ => None end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
constr_to_var_ref
recunfold_to_const(seen: constr list)(e: constr): res := let exploit_eq := fun (new: constr)(r: res) => if List.exist (Constr.equal new) seen then Control.zero Not_applicable else if is_small_terminal_rhs new then r else chain_res r (unfold_to_const (new :: seen) new) in match constr_to_var_ref e with ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
local_follow_eqs_until_const_val(e: constr): res := unfold_to_const [] e.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_follow_eqs_until_const_val
local_nonring_nonground_Z_simple := lazy_match! e with | Z.div ?x 1 => res_rewrite '(Z.div_1_r $x) | Z.div ?x ?d => let x_eq_prod_pf := cancel_div_rec d x in res_rewrite '(cancel_div_done $d $x _ ltac2:(bottom_up_simpl_sidecond_hook ()) $x_eq_prod_pf) end. (* Note: we us...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_nonring_nonground_Z_simpl
recpush_down_unsigned(w: constr): res := lazy_match! w with | ?f1 ?a0 => lazy_match! f1 with | @word.of_Z ?width ?word => first_val [ res_rewrite constr:(@word.unsigned_of_Z_nowrap $width $word _ $a0 ltac2:(bottom_up_simpl_sidecond_hook ())) ...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
local_word_simpl(e: constr): res := lazy_match! e with | word.unsigned ?w => push_down_unsigned w (* Not sure if we want this one: It's useful as a preprocessing step for ring_simplify on words, but if we have \[/[z1 + z2]] where 0 <= z1 + z2 < 2^32, we don't want to push down the of_Z, so we can d...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
local_word_simpl
saturate_local_simplparent_kind e := let r := local_simpl_hook parent_kind e in lazy_match! r SimplAgain with | true => saturate_local_simpl parent_kind e' | false => r end. --> treat push-down separately: - List.length/len - word.unsigned and don't treat them as push-down, but as "compute len/unsigned of gi...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
saturate_local_simpl
recconcrete_list_length_err(l: constr): constr option := lazy_match! l with | nil => Some 'O | cons _ ?t => match concrete_list_length_err t with | Some r => Some '(S $r) | None => None end | _ => None end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
recpush_down_len(x: constr): res := lazy_match! x with | List.from ?i ?l => let r_len_l := push_down_len l in let len_l := new_term r_len_l in let pf_len_l := eq_proof r_len_l in first_val [ (* Case: index i is within bounds *) let sidecond := '(ltac2:(bottom_up_simpl_sidec...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
push_down_len_top(e: constr): res := lazy_match! e with | Z.of_nat (List.length ?l) => push_down_len l end.
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
push_down_len_top
mutablelocal_simpl_hook(parent_kind: expr_kind)(e: constr): res := first_val [ local_follow_eqs_until_const_val e | local_zlist_simpl e | local_ring_simplify parent_kind e | local_ground_number_simpl e | push_down_len_top e | local_word_simpl e (* <-- not strictly local, might do a whole trave...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
mutable
recbottom_up_simpl(parent_kind: expr_kind)(e: constr): res := let current_kind := get_expr_kind e in let r_rec := match current_kind with | OtherExpr => lazy_match! e with | ?f ?x => lift_res_app e (bottom_up_simpl OtherExpr f) (bottom_up_simpl Other...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rec
Setbottom_up_simpl_recurse := fun e => bottom_up_simpl OtherExpr e. (* Consider `word.unsigned (foo (a + 0) ^+ x ^- foo a ^+ y)`: The argument of word.unsigned needs a first full bottom-up traversal to simplify it into `x ^+ y`, and after that, another push-down-word.unsigned traversal to obtain `word.unsigne...
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Set
protect_conclusion(P: Prop) := P. (* protect_conclusion is needed because if P2 is an implication, `apply ... in ...` creates subgoals for everything on the left of a -> in P2 *)
Definition
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
protect_conclusion
rew_Prop_hyp: forall (P1 P2: Prop) (pf: P1 = P2), P1 -> protect_conclusion P2. Proof. intros. subst. assumption. Qed.
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rew_Prop_hyp
rew_Prop_goal: forall (P1 P2: Prop) (pf: P1 = P2), P2 -> P1. Proof. intros. subst. assumption. Qed.
Lemma
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
rew_Prop_goal
forbidden(P: Prop) := P.
Definition
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
forbidden
Typeexn ::= [ Nothing_to_simplify ].
Ltac2
bedrock2
[ "Require Import coqutil.Ltac2Lib.Ltac2", "Require Import coqutil.Ltac2Lib.Failf coqutil.Ltac2Lib.rdelta coqutil.Ltac2Lib.Lia", "Require Import Coq.ZArith.ZArith. Local Open Scope Z_scope", "Require Import Coq.micromega.Lia", "Require Import coqutil.Word.Interface coqutil.Word.Properties", "Require Import ...
bedrock2/src/bedrock2/bottom_up_simpl.v
Type