Documentation

Std.Tactic.BVDecide.Bitblast.BVExpr.Circuit.Impl.Operations.Add

This module contains the implementation of a bitblaster for BitVec.add. The implemented circuit is a ripple carry adder.

source
structure Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderInput {α : Type} [Hashable α] [DecidableEq α] (aig : Sat.AIG α) :
Type
  • lhs : aig.Ref
  • rhs : aig.Ref
  • cin : aig.Ref
Instances For
    source
    def Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderInput.cast {α : Type} [Hashable α] [DecidableEq α] {aig1 aig2 : Sat.AIG α} (val : FullAdderInput aig1) (h : aig1.decls.size ≤ aig2.decls.size) :
    FullAdderInput aig2
    Equations
    • { lhs := lhs, rhs := rhs, cin := cin }.cast h = { lhs := lhs.cast h, rhs := rhs.cast h, cin := cin.cast h }
    Instances For
      source
      @[simp]
      theorem Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderInput.lhs_cast {α : Type} [Hashable α] [DecidableEq α] {aig1 aig2 : Sat.AIG α} (s : FullAdderInput aig1) (hcast : aig1.decls.size ≤ aig2.decls.size) :
      (s.cast hcast).lhs = s.lhs.cast hcast
      source
      @[simp]
      theorem Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderInput.rhs_cast {α : Type} [Hashable α] [DecidableEq α] {aig1 aig2 : Sat.AIG α} (s : FullAdderInput aig1) (hcast : aig1.decls.size ≤ aig2.decls.size) :
      (s.cast hcast).rhs = s.rhs.cast hcast
      source
      @[simp]
      theorem Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderInput.cin_cast {α : Type} [Hashable α] [DecidableEq α] {aig1 aig2 : Sat.AIG α} (s : FullAdderInput aig1) (hcast : aig1.decls.size ≤ aig2.decls.size) :
      (s.cast hcast).cin = s.cin.cast hcast
      source
      def Std.Tactic.BVDecide.BVExpr.bitblast.mkFullAdderOut {α : Type} [Hashable α] [DecidableEq α] (aig : Sat.AIG α) (input : FullAdderInput aig) :
      Sat.AIG.Entrypoint α
      Equations
      • One or more equations did not get rendered due to their size.
      Instances For
        source
        instance Std.Tactic.BVDecide.BVExpr.bitblast.instLawfulOperatorFullAdderInputMkFullAdderOut {α : Type} [Hashable α] [DecidableEq α] :
        Sat.AIG.LawfulOperator α FullAdderInput mkFullAdderOut
        source
        def Std.Tactic.BVDecide.BVExpr.bitblast.mkFullAdderCarry {α : Type} [Hashable α] [DecidableEq α] (aig : Sat.AIG α) (input : FullAdderInput aig) :
        Sat.AIG.Entrypoint α
        Equations
        • One or more equations did not get rendered due to their size.
        Instances For
          source
          instance Std.Tactic.BVDecide.BVExpr.bitblast.instLawfulOperatorFullAdderInputMkFullAdderCarry {α : Type} [Hashable α] [DecidableEq α] :
          Sat.AIG.LawfulOperator α FullAdderInput mkFullAdderCarry
          source
          structure Std.Tactic.BVDecide.BVExpr.bitblast.FullAdderOutput {α : Type} [Hashable α] [DecidableEq α] (old : Sat.AIG α) :
          Type
          • aig : Sat.AIG α
          • out : self.aig.Ref
          • cout : self.aig.Ref
          • hle : old.decls.size ≤ self.aig.decls.size
          Instances For
            source
            def Std.Tactic.BVDecide.BVExpr.bitblast.mkFullAdder {α : Type} [Hashable α] [DecidableEq α] (aig : Sat.AIG α) (input : FullAdderInput aig) :
            FullAdderOutput aig
            Equations
            • One or more equations did not get rendered due to their size.
            Instances For
              source
              def Std.Tactic.BVDecide.BVExpr.bitblast.blastAdd {α : Type} [Hashable α] [DecidableEq α] {w : Nat} (aig : Sat.AIG α) (input : aig.BinaryRefVec w) :
              Sat.AIG.RefVecEntry α w
              Equations
              • One or more equations did not get rendered due to their size.
              Instances For
                source
                @[irreducible]
                def Std.Tactic.BVDecide.BVExpr.bitblast.blastAdd.go {α : Type} [Hashable α] [DecidableEq α] {w : Nat} (aig : Sat.AIG α) (lhs rhs : aig.RefVec w) (curr : Nat) (hcurr : curr ≤ w) (cin : aig.Ref) (s : aig.RefVec curr) :
                Sat.AIG.RefVecEntry α w
                Equations
                • One or more equations did not get rendered due to their size.
                Instances For
                  source
                  @[irreducible]
                  theorem Std.Tactic.BVDecide.BVExpr.bitblast.blastAdd.go_le_size {α : Type} [Hashable α] [DecidableEq α] {w : Nat} (aig : Sat.AIG α) (curr : Nat) (hcurr : curr ≤ w) (cin : aig.Ref) (s : aig.RefVec curr) (lhs rhs : aig.RefVec w) :
                  aig.decls.size ≤ (go aig lhs rhs curr hcurr cin s).aig.decls.size
                  source
                  @[irreducible]
                  theorem Std.Tactic.BVDecide.BVExpr.bitblast.blastAdd.go_decl_eq {α : Type} [Hashable α] [DecidableEq α] {w : Nat} (aig : Sat.AIG α) (curr : Nat) (hcurr : curr ≤ w) (cin : aig.Ref) (s : aig.RefVec curr) (lhs rhs : aig.RefVec w) (idx : Nat) (h1 : idx < aig.decls.size) (h2 : idx < (go aig lhs rhs curr hcurr cin s).aig.decls.size) :
                  (go aig lhs rhs curr hcurr cin s).aig.decls[idx] = aig.decls[idx]
                  source
                  instance Std.Tactic.BVDecide.BVExpr.bitblast.blastAdd.instLawfulVecOperatorBinaryRefVec {α : Type} [Hashable α] [DecidableEq α] :
                  Sat.AIG.LawfulVecOperator α Sat.AIG.BinaryRefVec fun {len : Nat} => blastAdd