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start typed ifc

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Stephen Chang 2016-07-22 16:48:08 -04:00 committed by AlexKnauth
parent 541c1e64a9
commit bb74d26ddc
2 changed files with 140 additions and 0 deletions
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48
turnstile/examples/rosette/ifc.rkt Normal file
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;#lang turnstile
#lang racket/base
(require (except-in "../../../turnstile/turnstile.rkt"
#%module-begin
zero? void sub1 or and not add1 = - * + boolean? integer? string? quote pregexp make-parameter equal? list)
(for-syntax (except-in "../../../turnstile/turnstile.rkt")))
(extends "rosette.rkt" #:except) ; extends typed rosette
(require (prefix-in ro: rosette)) ; untyped
(require (prefix-in ro: rosette/lib/synthax))
;(require (prefix-in ifc: sdsl/ifc/instruction))
(require sdsl/ifc/instruction) ; program
(require sdsl/ifc/basic) ; Halt, Noop, Push, etc
(require (except-in sdsl/ifc/machine write read)) ; init, halted?
(require sdsl/ifc/indistinguishable) ; mem≈
(require sdsl/ifc/verify) ; verify-EENI
(define-base-types Prog Instr Machine Witness)
(define-primop Halt : Instr)
(define-primop Noop : Instr)
(define-primop Push : Instr)
(define-primop Pop : Instr)
(define-primop Load* : Instr)
(define-primop Store*AB : Instr)
(define-primop Store*B : Instr)
(define-primop Add* : Instr)
(define-primop Load : Instr)
(define-primop Store : Instr)
(define-primop Add : Instr)
(define-primop init : (→ Prog Machine))
(define-primop halted? : (→ Machine Bool))
(define-primop mem≈ : (→ Machine Machine Bool))
(define-primop program : (→ Int (List Instr) Prog))
#;(define-typed-syntax program
[(_ n procs) ≫
[⊢ [n ≫ n- ⇐ : Int]]
[⊢ [procs ≫ procs- ⇐ : (List Instr)]]
--------
[⊢ [_ ≫ (ifc:program n- procs-) ⇒ : Prog]]])
(define-primop verify-EENI* : (→ (→ Prog Machine)
(→ Machine Bool)
(→ Machine Machine Bool)
Prog Bool
Witness))
(define-primop EENI-witness? : (→ Witness Bool))

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turnstile/examples/tests/rosette/ifc-tests.rkt Normal file
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#lang s-exp "../../rosette/ifc.rkt"
(require "../rackunit-typechecking.rkt")
#;(define (cex-case name ended? prog [k #f])
(test-case name (check-pred EENI-witness? (verify-EENI* init ended? mem≈ prog k))))
(define p0 (program 3 (list Halt Noop Push Pop Add* Load* Store*AB)))
(check-type p0 : Prog)
;; expected:
;; m0 initial:
;; (machine [pc = 0@⊥]
;; [stack = ()]
;; [mem = (0@⊥ 0@⊥)]
;; [insts = ((Push -16@⊥) (Push 1@⊤) (Store*AB))]
;; m0 final:
;; (machine [pc = 3@⊥]
;; [stack = ()]
;; [mem = (0@⊥ -16@⊥)]
;; [insts = ((Push -16@⊥) (Push 1@⊤) (Store*AB))]
;; m1 initial:
;; (machine [pc = 0@⊥]
;; [stack = ()]
;; [mem = (0@⊥ 0@⊥)]
;; [insts = ((Push -16@⊥) (Push 0@⊤) (Store*AB))]
;; m1 final:
;; (machine [pc = 3@⊥]
;; [stack = ()]
;; [mem = (-16@⊥ 0@⊥)]
;; [insts = ((Push -16@⊥) (Push 0@⊤) (Store*AB))]
(define w0 (verify-EENI* init halted? mem≈ p0 #f))
(check-type w0 : Witness)
(check-type (EENI-witness? w0) : Bool -> #t)
;; (define (valid-case name ended? prog [k #f])
;; (test-case name (check-true (verify-EENI* init ended? mem≈ prog k))))
;; (define-syntax-rule (define-tests id desc expr ...)
;; (define id
;; (test-suite+
;; desc
;; (begin expr ...))))
;; ; Checks for counterexamples for bugs in basic semantics.
;; (define-tests basic-bugs "IFC: counterexamples for bugs in basic semantics"
;; (cex-case "Fig. 1" halted? (program 3 (list Halt Noop Push Pop Add* Load* Store*AB)))
;; (cex-case "Fig. 2" halted? (program 3 (list Halt Noop Push Pop Add* Load* Store*B)))
;; (cex-case "Fig. 3" halted? (program 5 (list Halt Noop Push Pop Add* Load* Store)))
;; (cex-case "Fig. 4" halted? (program 7 (list Halt Noop Push Pop Add Load* Store))))
;; (define-tests basic-correct "IFC: no bounded counterexamples for correct basic semantics"
;; (valid-case "*" halted? (program 7 (list Halt Noop Push Pop Add Load Store)))
;; (valid-case "+" halted? (program 8 (list Halt Noop Push Pop Add Load Store))))
;; (define-tests jump-bugs "IFC: counterexamples for bugs in jump+basic semantics"
;; (cex-case "11" halted? (program 6 (list Halt Noop Push Pop Add Load Store Jump*AB)))
;; (cex-case "12" halted? (program 4 (list Halt Noop Push Pop Add Load Store Jump*B))))
;; (define-tests jump-correct "IFC: no bounded counterexamples for correct jump+basic semantics"
;; (valid-case "**" halted? (program 7 (list Halt Noop Push Pop Add Load Store Jump)))
;; (valid-case "++" halted? (program 8 (list Halt Noop Push Pop Add Load Store Jump))))
;; (define-tests call-return-bugs "IFC: counterexamples for buggy call+return+basic semantics"
;; (cex-case "Fig. 13" halted∩low? (program 7 (list Halt Noop Push Pop Add Load Store Call*B Return*AB)))
;; (cex-case "Fig. 15" halted∩low? (program 8 (list Halt Noop Push Pop Add Load StoreCR Call*B Return*AB)))
;; (cex-case "Fig. 16" halted∩low? (program 8 (list Halt Noop Push Pop Add Load StoreCR Call*B Return*B)))
;; (cex-case "Fig. 17" halted∩low? (program 10 (list Halt Noop Push Pop Add Load StoreCR Call Return))))
;; (define-tests reproduce-bugs "IFC: counterexamples that are structurally similar to those in prior work"
;; (cex-case "Fig. 13*" halted∩low? (program (list Push Call*B Halt Push Push Store Return*AB)))
;; (cex-case "Fig. 15*" halted∩low? (program (list Push Push Call*B Push StoreCR Halt Push Return*AB)))
;; (cex-case "Fig. 16*" halted∩low? (program (list Push Push Call*B Push StoreCR Halt Return*B Push Return*B)))
;; (cex-case "Fig. 17*"
;; halted∩low?
;; (program (list Push Call Push StoreCR Halt Push Push Call Pop Push Return))
;; 13))
;; (define (fast-tests)
;; (time (run-tests basic-bugs)) ; ~10 sec
;; (time (run-tests basic-correct)) ; ~20 sec
;; (time (run-tests jump-bugs))) ; ~7 sec
;; (define (slow-tests)
;; (time (run-tests jump-correct)) ; ~52 sec
;; (time (run-tests call-return-bugs)) ; ~440 sec
;; (time (run-tests reproduce-bugs))) ; ~256 sec
;; (module+ fast
;; (fast-tests))
;; (module+ test
;; (fast-tests)
;; (slow-tests))