mirror of
https://github.com/ProgramSnail/pass_strategy_synthesis.git
synced 2026-06-11 03:38:15 +00:00
503 lines
22 KiB
OCaml
503 lines
22 KiB
OCaml
open Synthesizer
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open Relational
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open GT
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open OCanren
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open OCanren.Std
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open Prg
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open Stmt
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open Decl
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open Type
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open Expr
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open Path
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open CopyCap
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open ReadCap
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open WriteCap
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open InCap
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open OutCap
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open Mode
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@type answer = StEnv.ground GT.list with show
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@type answerCpCap = CopyCap.ground GT.list with show
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(* - shortcuts *)
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(* TODO *)
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(* NOTE: redo with fold ?? *)
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let rec seqo stmts stmt' = ocanren {
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{ stmts == [] & stmt' == SkipS } |
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{ fresh s in
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stmts == [s] &
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stmt' == s } |
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{ fresh s, s', ss, stmt_rest' in
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stmts == s :: s' :: ss &
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seqo (s' :: ss) stmt_rest' &
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stmt' == SeqS(s, stmt_rest')
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}
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}
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(* - basic var tests *)
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let prog_eval_t_empty _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog in
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prog == Prg ([], SkipS) &
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prog_evalo prog q})
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_var _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg in
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globals_min_ido xg &
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prog == Prg ([VarD (UnitT (Rd, MayWr), UnitE)],
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ReadS (VarP xg)) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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(* NOTE: does not work well for tests :( *)
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(* let prog_eval_t2_simple_var_ans _ = show(answer) (Stream.take (run q *)
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(* (fun q -> ocanren { *)
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(* fresh xg in *)
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(* globals_min_ido xg & *)
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(* q == StEnv (MemEnv ([ZeroV], 1), *)
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(* TypesEnv ([(xg, UnitT (Rd, MayWr))], *)
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(* [(xg, UnitT (Rd, MayWr))]), *)
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(* ValsEnv ([(xg, 0)], [(xg, 0)])) }) *)
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(* (fun q -> q#reify (StEnv.prj_exn)))) *)
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let prog_eval_t_simple_var_fbd_rd _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg in
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globals_min_ido xg &
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prog == Prg ([VarD (UnitT (NRd, MayWr), UnitE)],
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ReadS (VarP xg)) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_vars_fbd_rd_rd _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg in
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globals_min_ido xg &
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yg == Nat.s xg &
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prog == Prg ([VarD (UnitT (NRd, MayWr), UnitE);
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VarD (UnitT (Rd, MayWr), UnitE)],
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ReadS (VarP yg)) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_var_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg in
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globals_min_ido xg &
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prog == Prg ([VarD (UnitT (NRd, MayWr), UnitE)],
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WriteS (VarP xg)) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_var_fbd_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg in
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globals_min_ido xg &
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prog == Prg ([VarD (UnitT (NRd, NeverWr), UnitE)],
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WriteS (VarP xg)) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_var_wr_rd _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg in
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globals_min_ido xg &
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prog == Prg ([VarD (UnitT (NRd, MayWr), UnitE)],
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SeqS (WriteS (VarP xg),
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ReadS (VarP xg))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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(* - basic call tests *)
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let prog_eval_t_simple_call_rd _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, fg, xd, fd in
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globals_min_ido xg &
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fg == Nat.s xg &
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xd == VarD (UnitT (Rd, NeverWr), UnitE) &
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fd == FunD ([(Mode (In, NOut), UnitT (Rd, NeverWr))], ReadS (VarP 0)) &
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prog == Prg ([xd; fd], CallS (VarP fg, [PathE (VarP xg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_rd_ref _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, MayWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, MayWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, MayWr)))],
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ReadS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, MayWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, MayWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, MayWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_wr_rd _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (NRd, MayWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (NRd, MayWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (NRd, AlwaysWr)))],
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SeqS (WriteS (DerefP (VarP 0)),
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ReadS (DerefP (VarP 0)))) &
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prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_fbd_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, MayWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, MayWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, NeverWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_ref_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (Rd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_ref_fbd_wr _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (Rd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
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ReadS (DerefP (VarP yg)))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_simple_call_ref_wr_with_fix _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (Rd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
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SeqS (WriteS (DerefP (VarP yg)),
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ReadS (DerefP (VarP yg))))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_call_in_call _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, f2g, xd, yd, fd, f2d in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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f2g == Nat.s fg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (Rd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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f2d == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, AlwaysWr)))],
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SeqS (CallS (VarP fg, [PathE (VarP 0)]),
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WriteS (DerefP (VarP 0)))) &
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prog == Prg ([xd; yd; fd; f2d], SeqS (CallS (VarP f2g, [PathE (VarP yg)]),
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ReadS (DerefP (VarP yg)))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_call_in_call_rec _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, AlwaysWr)))],
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SeqS (CallS (VarP fg, [PathE (VarP 0)]),
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WriteS (DerefP (VarP 0)))) &
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prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
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ReadS (DerefP (VarP yg)))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_fix_call_after_call _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, f2g, xd, yd, fd, f2d in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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f2g == Nat.s fg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (NRd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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f2d == FunD ([(Mode (In, Out), RefT (Rf, UnitT (NRd, AlwaysWr)))],
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WriteS (DerefP (VarP 0))) &
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prog == Prg ([xd; yd; fd; f2d], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
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SeqS (CallS (VarP f2g, [PathE (VarP yg)]),
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ReadS (DerefP (VarP yg))))) &
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prog_evalo prog q })
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_call_with_glob_usage _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, fg, xd, yd, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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fg == Nat.s yg &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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fd == FunD ([(Mode (In, NOut), RefT (Cp, UnitT (Rd, AlwaysWr)))],
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SeqS (WriteS (VarP xg),
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ReadS (DerefP (VarP 0)))) &
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prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
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ReadS (DerefP (VarP yg)))) &
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prog_evalo prog q
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})
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_call_with_rd_wr_2_args _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg, x2g, y2g, fg, xd, yd, x2d, y2d, fd in
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globals_min_ido xg &
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yg == Nat.s xg &
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x2g == Nat.s yg &
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y2g == Nat.s x2g &
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fg == Nat.s y2g &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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x2d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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y2d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x2g) &
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fd == FunD ([(Mode (In, NOut), RefT (Rf, UnitT (Rd, NeverWr)));
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(Mode (In, NOut), RefT (Rf, UnitT (NRd, AlwaysWr)))],
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SeqS (ReadS (DerefP (VarP 0)),
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WriteS (DerefP (VarP 1)))) &
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prog == Prg ([xd; yd; x2d; y2d; fd],
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CallS (VarP fg, [PathE (VarP yg);
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PathE (VarP y2g)])) &
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prog_evalo prog q
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})
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(fun q -> q#reify (StEnv.prj_exn))))
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let prog_eval_t_call_with_dif_mods_cp _ = show(answer) (Stream.take (run q
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(fun q -> ocanren {
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fresh prog, xg, yg,
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x2g, y2g,
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x3g, y3g,
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x4g, y4g,
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fg,
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xd, yd,
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x2d, y2d,
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x3d, y3d,
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x4d, y4d,
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fd,
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fstmts,
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stmts in
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globals_min_ido xg &
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yg == Nat.s xg &
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x2g == Nat.s yg &
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y2g == Nat.s x2g &
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x3g == Nat.s y2g &
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y3g == Nat.s x3g &
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x4g == Nat.s y3g &
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y4g == Nat.s x4g &
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fg == Nat.s y4g &
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xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
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x2d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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y2d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x2g) &
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x3d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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y3d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x3g) &
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x4d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
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y4d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x4g) &
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seqo [ReadS (DerefP (VarP 1));
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ReadS (DerefP (VarP 3));
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WriteS (DerefP (VarP 1));
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WriteS (DerefP (VarP 2));
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WriteS (DerefP (VarP 3))] fstmts &
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fd == FunD ([(Mode (NIn, NOut), RefT (Cp, UnitT (NRd, AlwaysWr)));
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(Mode (In, NOut), RefT (Cp, UnitT (Rd, AlwaysWr)));
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(Mode (NIn, Out), RefT (Cp, UnitT (NRd, AlwaysWr)));
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(Mode (In, Out), RefT (Cp, UnitT (Rd, AlwaysWr)))],
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fstmts) &
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seqo [CallS (VarP fg, [PathE (VarP yg);
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PathE (VarP y2g);
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PathE (VarP y3g);
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PathE (VarP y4g)]);
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ReadS (DerefP (VarP yg));
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ReadS (DerefP (VarP y2g));
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ReadS (DerefP (VarP y3g));
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ReadS (DerefP (VarP y4g))] stmts &
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prog == Prg ([xd; yd;
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x2d; y2d;
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x3d; y3d;
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x4d; y4d;
|
|
fd],
|
|
stmts) &
|
|
prog_evalo prog q
|
|
})
|
|
(fun q -> q#reify (StEnv.prj_exn))))
|
|
|
|
let prog_eval_t_call_with_dif_mods_rf _ = show(answer) (Stream.take (run q
|
|
(fun q -> ocanren {
|
|
fresh prog, xg, yg,
|
|
x2g, y2g,
|
|
x3g, y3g,
|
|
x4g, y4g,
|
|
fg,
|
|
xd, yd,
|
|
x2d, y2d,
|
|
x3d, y3d,
|
|
x4d, y4d,
|
|
fd,
|
|
fstmts,
|
|
stmts in
|
|
globals_min_ido xg &
|
|
yg == Nat.s xg &
|
|
x2g == Nat.s yg &
|
|
y2g == Nat.s x2g &
|
|
x3g == Nat.s y2g &
|
|
y3g == Nat.s x3g &
|
|
x4g == Nat.s y3g &
|
|
y4g == Nat.s x4g &
|
|
fg == Nat.s y4g &
|
|
xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
|
|
x2d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
y2d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x2g) &
|
|
x3d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
y3d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x3g) &
|
|
x4d == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
y4d == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE x4g) &
|
|
seqo [ReadS (DerefP (VarP 1));
|
|
ReadS (DerefP (VarP 3));
|
|
WriteS (DerefP (VarP 2));
|
|
WriteS (DerefP (VarP 3))] fstmts &
|
|
fd == FunD ([(Mode (NIn, NOut), RefT (Rf, UnitT (NRd, NeverWr)));
|
|
(Mode (In, NOut), RefT (Rf, UnitT (Rd, NeverWr)));
|
|
(Mode (NIn, Out), RefT (Rf, UnitT (NRd, AlwaysWr)));
|
|
(Mode (In, Out), RefT (Rf, UnitT (Rd, AlwaysWr)))],
|
|
fstmts) &
|
|
seqo [CallS (VarP fg, [PathE (VarP yg);
|
|
PathE (VarP y2g);
|
|
PathE (VarP y3g);
|
|
PathE (VarP y4g)]);
|
|
ReadS (DerefP (VarP yg));
|
|
ReadS (DerefP (VarP y2g));
|
|
ReadS (DerefP (VarP y3g));
|
|
ReadS (DerefP (VarP y4g))] stmts &
|
|
prog == Prg ([xd; yd;
|
|
x2d; y2d;
|
|
x3d; y3d;
|
|
x4d; y4d;
|
|
fd],
|
|
stmts) &
|
|
prog_evalo prog q
|
|
})
|
|
(fun q -> q#reify (StEnv.prj_exn))))
|
|
|
|
(* - basic synthesis tests *)
|
|
|
|
let prog_cp_cap_synt_t_simple_call_ref_wr _ = show(answerCpCap) (Stream.take (run q
|
|
(fun q -> ocanren {
|
|
fresh prog, xg, yg, fg, xd, yd, fd, st in
|
|
globals_min_ido xg &
|
|
yg == Nat.s xg &
|
|
fg == Nat.s yg &
|
|
xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
|
|
fd == FunD ([(Mode (In, NOut), RefT (q, UnitT (Rd, AlwaysWr)))],
|
|
WriteS (DerefP (VarP 0))) &
|
|
prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
|
|
prog_evalo prog st })
|
|
(fun q -> q#reify (CopyCap.prj_exn))))
|
|
|
|
let prog_cp_cap_synt_t_simple_call_ref_wr' _ = show(answerCpCap) (Stream.take (run q
|
|
(fun q -> ocanren {
|
|
fresh prog, xg, yg, fg, xd, yd, fd,
|
|
st, rd_cap, wr_cap in
|
|
globals_min_ido xg &
|
|
yg == Nat.s xg &
|
|
fg == Nat.s yg &
|
|
xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
|
|
fd == FunD ([(Mode (In, NOut), RefT (q, UnitT (rd_cap, wr_cap)))],
|
|
WriteS (DerefP (VarP 0))) &
|
|
prog == Prg ([xd; yd; fd], CallS (VarP fg, [PathE (VarP yg)])) &
|
|
prog_evalo prog st })
|
|
(fun q -> q#reify (CopyCap.prj_exn))))
|
|
|
|
let prog_cp_cap_synt_t_simple_call_ref_fbd_wr _ = show(answerCpCap) (Stream.take (run q
|
|
(fun q -> ocanren {
|
|
fresh prog, xg, yg, fg, xd, yd, fd, st in
|
|
globals_min_ido xg &
|
|
yg == Nat.s xg &
|
|
fg == Nat.s yg &
|
|
xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
|
|
fd == FunD ([(Mode (In, NOut), RefT (q, UnitT (Rd, AlwaysWr)))],
|
|
WriteS (DerefP (VarP 0))) &
|
|
prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
|
|
ReadS (DerefP (VarP yg)))) &
|
|
prog_evalo prog st })
|
|
(fun q -> q#reify (CopyCap.prj_exn))))
|
|
|
|
let prog_cp_cap_synt_t_simple_call_ref_fbd_wr' _ = show(answerCpCap) (Stream.take (run q
|
|
(fun q -> ocanren {
|
|
fresh prog, xg, yg, fg, xd, yd, fd,
|
|
st, rd_cap, wr_cap in
|
|
globals_min_ido xg &
|
|
yg == Nat.s xg &
|
|
fg == Nat.s yg &
|
|
xd == VarD (UnitT (Rd, AlwaysWr), UnitE) &
|
|
yd == VarD (RefT (Rf, UnitT (Rd, AlwaysWr)), RefE xg) &
|
|
fd == FunD ([(Mode (In, NOut), RefT (q, UnitT (rd_cap, wr_cap)))],
|
|
WriteS (DerefP (VarP 0))) &
|
|
prog == Prg ([xd; yd; fd], SeqS (CallS (VarP fg, [PathE (VarP yg)]),
|
|
ReadS (DerefP (VarP yg)))) &
|
|
prog_evalo prog st })
|
|
(fun q -> q#reify (CopyCap.prj_exn))))
|