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    • Fraig

    Fraig-store-ctrex

    Signature
    (fraig-store-ctrex lit1 lit2 class-head aignet2 
                       sat-lits ipasir fraig-ctrexes state) 
     
      → 
    (mv new-fraig-ctrexes new-state)
    Arguments
    lit1 — Guard (litp lit1).
    lit2 — Guard (litp lit2).
    class-head — Guard (natp class-head).

    Definitions and Theorems

    Function: fraig-store-ctrex

    (defun fraig-store-ctrex (lit1 lit2 class-head aignet2
                                   sat-lits ipasir fraig-ctrexes state)
     (declare
          (xargs :stobjs (aignet2 sat-lits ipasir fraig-ctrexes state)))
     (declare (xargs :guard (and (litp lit1)
                                 (litp lit2)
                                 (natp class-head))))
     (declare
      (xargs :guard (and (fanin-litp lit1 aignet2)
                         (fanin-litp lit2 aignet2)
                         (non-exec (eq (ipasir$a->status ipasir) :sat))
                         (sat-lits-wfp sat-lits aignet2)
                         (equal (+ (num-ins aignet2) (num-regs aignet2))
                                (fraig-ctrex-in/reg-rows fraig-ctrexes))
                         (fraig-ctrexes-ok fraig-ctrexes)
                         (< (nfix (fraig-ctrex-nbits fraig-ctrexes))
                            (* 32 (fraig-ctrex-ncols fraig-ctrexes)))
                         (< class-head
                            (fraig-ctrex-data-rows fraig-ctrexes)))))
     (let ((__function__ 'fraig-store-ctrex))
       (declare (ignorable __function__))
       (b* ((count (fraig-ctrex-nbits fraig-ctrexes))
            ((acl2::stobj-get new-count packed-vals
                              packed-relevants bitarr state)
             ((packed-vals (fraig-ctrex-in/reg-vals fraig-ctrexes))
              (packed-relevants
                   (fraig-ctrex-in/reg-relevants fraig-ctrexes))
              (bitarr (fraig-ctrex-resim-classes fraig-ctrexes)))
             (b* (((mv new-count
                       packed-vals packed-relevants state)
                   (fraig-store-ctrex-aux
                        lit1 lit2 aignet2 sat-lits ipasir count
                        packed-vals packed-relevants state))
                  (bitarr (set-bit class-head 1 bitarr)))
               (mv new-count packed-vals
                   packed-relevants bitarr state)))
            (fraig-ctrexes
                 (update-fraig-ctrex-nbits new-count fraig-ctrexes))
            (fraig-ctrexes (update-fraig-ctrex-count
                                (+ 1 (fraig-ctrex-count fraig-ctrexes))
                                fraig-ctrexes)))
         (mv fraig-ctrexes state))))

    Theorem: fraig-ctrexes-ok-of-fraig-store-ctrex

    (defthm fraig-ctrexes-ok-of-fraig-store-ctrex
      (b* (((mv ?new-fraig-ctrexes ?new-state)
            (fraig-store-ctrex lit1 lit2 class-head aignet2
                               sat-lits ipasir fraig-ctrexes state)))
        (implies (and (fraig-ctrexes-ok fraig-ctrexes)
                      (< (nfix (fraig-ctrex-nbits fraig-ctrexes))
                         (* 32 (fraig-ctrex-ncols fraig-ctrexes)))
                      (equal (fraig-ctrex-in/reg-rows fraig-ctrexes)
                             (+ (num-ins aignet2)
                                (num-regs aignet2)))
                      (< (nfix class-head)
                         (fraig-ctrex-data-rows fraig-ctrexes)))
                 (fraig-ctrexes-ok new-fraig-ctrexes))))

    Theorem: fraig-ctrex-data-rows-of-fraig-store-ctrex

    (defthm fraig-ctrex-data-rows-of-fraig-store-ctrex
      (b* (((mv ?new-fraig-ctrexes ?new-state)
            (fraig-store-ctrex lit1 lit2 class-head aignet2
                               sat-lits ipasir fraig-ctrexes state)))
        (equal (fraig-ctrex-data-rows new-fraig-ctrexes)
               (fraig-ctrex-data-rows fraig-ctrexes))))

    Theorem: fraig-ctrex-ncols-of-fraig-store-ctrex

    (defthm fraig-ctrex-ncols-of-fraig-store-ctrex
      (b* (((mv ?new-fraig-ctrexes ?new-state)
            (fraig-store-ctrex lit1 lit2 class-head aignet2
                               sat-lits ipasir fraig-ctrexes state)))
        (equal (fraig-ctrex-ncols new-fraig-ctrexes)
               (fraig-ctrex-ncols fraig-ctrexes))))

    Theorem: fraig-ctrex-in/reg-rows-of-fraig-store-ctrex

    (defthm fraig-ctrex-in/reg-rows-of-fraig-store-ctrex
      (b* (((mv ?new-fraig-ctrexes ?new-state)
            (fraig-store-ctrex lit1 lit2 class-head aignet2
                               sat-lits ipasir fraig-ctrexes state)))
        (implies (equal (fraig-ctrex-in/reg-rows fraig-ctrexes)
                        (+ (num-ins aignet2)
                           (num-regs aignet2)))
                 (equal (fraig-ctrex-in/reg-rows new-fraig-ctrexes)
                        (+ (num-ins aignet2)
                           (num-regs aignet2))))))

    Theorem: w-state-of-fraig-store-ctrex

    (defthm w-state-of-fraig-store-ctrex
      (b* (((mv ?new-fraig-ctrexes ?new-state)
            (fraig-store-ctrex lit1 lit2 class-head aignet2
                               sat-lits ipasir fraig-ctrexes state)))
        (equal (w new-state) (w state))))

    Theorem: fraig-store-ctrex-of-lit-fix-lit1

    (defthm fraig-store-ctrex-of-lit-fix-lit1
      (equal (fraig-store-ctrex (lit-fix lit1)
                                lit2 class-head aignet2
                                sat-lits ipasir fraig-ctrexes state)
             (fraig-store-ctrex lit1 lit2 class-head aignet2
                                sat-lits ipasir fraig-ctrexes state)))

    Theorem: fraig-store-ctrex-lit-equiv-congruence-on-lit1

    (defthm fraig-store-ctrex-lit-equiv-congruence-on-lit1
     (implies
        (lit-equiv lit1 lit1-equiv)
        (equal (fraig-store-ctrex lit1 lit2 class-head aignet2
                                  sat-lits ipasir fraig-ctrexes state)
               (fraig-store-ctrex lit1-equiv lit2 class-head aignet2
                                  sat-lits ipasir fraig-ctrexes state)))
     :rule-classes :congruence)

    Theorem: fraig-store-ctrex-of-lit-fix-lit2

    (defthm fraig-store-ctrex-of-lit-fix-lit2
      (equal (fraig-store-ctrex lit1 (lit-fix lit2)
                                class-head aignet2
                                sat-lits ipasir fraig-ctrexes state)
             (fraig-store-ctrex lit1 lit2 class-head aignet2
                                sat-lits ipasir fraig-ctrexes state)))

    Theorem: fraig-store-ctrex-lit-equiv-congruence-on-lit2

    (defthm fraig-store-ctrex-lit-equiv-congruence-on-lit2
     (implies
        (lit-equiv lit2 lit2-equiv)
        (equal (fraig-store-ctrex lit1 lit2 class-head aignet2
                                  sat-lits ipasir fraig-ctrexes state)
               (fraig-store-ctrex lit1 lit2-equiv class-head aignet2
                                  sat-lits ipasir fraig-ctrexes state)))
     :rule-classes :congruence)

    Theorem: fraig-store-ctrex-of-nfix-class-head

    (defthm fraig-store-ctrex-of-nfix-class-head
      (equal (fraig-store-ctrex lit1 lit2 (nfix class-head)
                                aignet2
                                sat-lits ipasir fraig-ctrexes state)
             (fraig-store-ctrex lit1 lit2 class-head aignet2
                                sat-lits ipasir fraig-ctrexes state)))

    Theorem: fraig-store-ctrex-nat-equiv-congruence-on-class-head

    (defthm fraig-store-ctrex-nat-equiv-congruence-on-class-head
     (implies
        (nat-equiv class-head class-head-equiv)
        (equal (fraig-store-ctrex lit1 lit2 class-head aignet2
                                  sat-lits ipasir fraig-ctrexes state)
               (fraig-store-ctrex lit1 lit2 class-head-equiv aignet2
                                  sat-lits ipasir fraig-ctrexes state)))
     :rule-classes :congruence)