--- /dev/null
+module skeleton11\r
+\r
+import StdEnv\r
+\r
+:: Prog :== [Instr]\r
+\r
+:: Instr = Write Expr\r
+ | Atomic Prog\r
+\r
+:: Expr = Int Int\r
+ | Plus Expr Expr\r
+ | Times Expr Expr\r
+ | Read\r
+\r
+eval :: Int Expr -> Int\r
+eval _ (Int x) = x\r
+eval val (Plus l r) = eval val l + eval val r\r
+eval val (Times l r) = eval val l * eval val r\r
+eval val Read = val\r
+\r
+exec :: Int Instr -> Int\r
+exec val (Write exp) = eval val exp\r
+exec val (Atomic p) = hd (stepAll val [p] [])\r
+\r
+step :: Int Prog -> (Int, Prog)\r
+step val [i:is] = (exec val i, is)\r
+\r
+stepAll :: Int [Prog] [Prog] -> [Int]\r
+stepAll val [] [] = [val]\r
+stepAll val [] pps = stepAll val pps []\r
+stepAll val [[]:ps] pps = stepAll val ps pps\r
+stepAll val [p:[]] pps = stepAll val` [] (pps++[p`]) where\r
+ (val`, p`) = step val p\r
+stepAll val [p:ps] pps = stepAll val` [p`:ps] pps ++ stepAll val ps (pps++[p]) where\r
+ (val`, p`) = step val p\r
+\r
+possibleResults :: [Prog] -> [Int]\r
+possibleResults ps = filterResults (stepAll 0 ps [])\r
+\r
+filterResults :: [Int] -> [Int]\r
+filterResults [] = []\r
+filterResults [r:rs] | isMember r rs = filterResults rs\r
+ | otherwise = [r:filterResults rs]\r
+\r
+prog0 = [ Write (Int 12)\r
+ , Write (Plus Read (Int 1))\r
+ ]\r
+prog1 = [ Write (Times Read (Int 2)) ]\r
+prog2 = [ Atomic prog0 ]\r
+test0 = [ prog0 ] // result should be [13]\r
+test1 = [ prog0, prog1] // result should be [13, 25, 26] (or any permutation, the order doesn't matter)\r
+test2 = [ prog2, prog1 ]\r
+\r
+Start = possibleResults test2\r
+\r
--- /dev/null
+Version: 1.4\r
+Global\r
+ ProjectRoot: .\r
+ Target: StdEnv\r
+ Exec: {Project}\skeleton11.exe\r
+ CodeGen\r
+ CheckStacks: False\r
+ CheckIndexes: True\r
+ Application\r
+ HeapSize: 2097152\r
+ StackSize: 512000\r
+ ExtraMemory: 81920\r
+ IntialHeapSize: 204800\r
+ HeapSizeMultiplier: 4096\r
+ ShowExecutionTime: False\r
+ ShowGC: False\r
+ ShowStackSize: False\r
+ MarkingCollector: False\r
+ StandardRuntimeEnv: True\r
+ Profile\r
+ Memory: False\r
+ MemoryMinimumHeapSize: 0\r
+ Time: False\r
+ Stack: False\r
+ Output\r
+ Output: ShowConstructors\r
+ Font: Courier\r
+ FontSize: 9\r
+ WriteStdErr: False\r
+ Link\r
+ LinkMethod: Static\r
+ GenerateRelocations: False\r
+ GenerateLinkMap: False\r
+ LinkResources: False\r
+ ResourceSource: \r
+ GenerateDLL: False\r
+ ExportedNames: \r
+ Paths\r
+ Path: {Project}\r
+ Precompile: \r
+ Postlink: \r
+MainModule\r
+ Name: skeleton11\r
+ Dir: {Project}\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+OtherModules\r
+ Module\r
+ Name: StdArray\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdBool\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdChar\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdCharList\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdClass\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdEnum\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdEnv\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdFile\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdFunc\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdInt\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdList\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdMisc\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdOrdList\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdOverloaded\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdReal\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdString\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: StdTuple\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: _SystemArray\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r
+ Module\r
+ Name: _SystemEnum\r
+ Dir: {Application}\Libraries\StdEnv\r
+ Compiler\r
+ NeverMemoryProfile: False\r
+ NeverTimeProfile: False\r
+ StrictnessAnalysis: True\r
+ ListTypes: StrictExportTypes\r
+ ListAttributes: True\r
+ Warnings: True\r
+ Verbose: True\r
+ ReadableABC: False\r
+ ReuseUniqueNodes: True\r
+ Fusion: False\r