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Merge pull request #304 from lisa-analyzer/pentagons
Implementation of the pentagon abstract domain
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|---|---|---|
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| class petagons_tests { | ||
|
|
||
| /* | ||
| Reference: https://doi.org/10.1016/j.scico.2009.04.004 | ||
| */ | ||
| non_strict_abstraction(b, x, y) { | ||
| if(b) { | ||
| x = 0; y = 3; | ||
| } else { | ||
| x = -2; y = 1; | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| Reference: https://doi.org/10.1016/j.scico.2009.04.004 | ||
| */ | ||
| strict_abstraction(b, x, y) { | ||
| if(b) { | ||
| x = 0; y = 3; | ||
| } else { | ||
| x = -2; y = 0; | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| Reference: https://doi.org/10.1016/j.scico.2009.04.004 | ||
| */ | ||
| common_code_pattern_01(x, y, r) { | ||
| if(x >= 0 && y >= 0) | ||
| if (x > y) { | ||
| r = x - y; | ||
| assert r >= 0; | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| Reference: https://doi.org/10.1016/j.scico.2009.04.004 | ||
| */ | ||
| common_code_pattern_02(x, len) { | ||
| if(len >= 0) { | ||
| def r = x % len; | ||
| assert r < len; | ||
| } | ||
| } | ||
| } |
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lisa/lisa-analyses/imp-testcases/numeric/pentagons/report.json
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| { | ||
| "warnings" : [ ], | ||
| "files" : [ "report.json", "untyped_petagons_tests.common_code_pattern_01(petagons_tests__this,_untyped_x,_untyped_y,_untyped_r).json", "untyped_petagons_tests.common_code_pattern_02(petagons_tests__this,_untyped_x,_untyped_len).json", "untyped_petagons_tests.non_strict_abstraction(petagons_tests__this,_untyped_b,_untyped_x,_untyped_y).json", "untyped_petagons_tests.strict_abstraction(petagons_tests__this,_untyped_b,_untyped_x,_untyped_y).json" ], | ||
| "info" : { | ||
| "cfgs" : "4", | ||
| "duration" : "418ms", | ||
| "end" : "2024-01-10T15:05:51.619+01:00", | ||
| "expressions" : "40", | ||
| "files" : "4", | ||
| "globals" : "0", | ||
| "members" : "4", | ||
| "programs" : "1", | ||
| "start" : "2024-01-10T15:05:51.201+01:00", | ||
| "statements" : "21", | ||
| "units" : "1", | ||
| "version" : "0.1b8", | ||
| "warnings" : "0" | ||
| }, | ||
| "configuration" : { | ||
| "analysisGraphs" : "NONE", | ||
| "descendingPhaseType" : "NONE", | ||
| "dumpForcesUnwinding" : "false", | ||
| "fixpointWorkingSet" : "DuplicateFreeFIFOWorkingSet", | ||
| "glbThreshold" : "5", | ||
| "hotspots" : "unset", | ||
| "jsonOutput" : "true", | ||
| "openCallPolicy" : "WorstCasePolicy", | ||
| "optimize" : "false", | ||
| "recursionWideningThreshold" : "5", | ||
| "semanticChecks" : "", | ||
| "serializeInputs" : "false", | ||
| "serializeResults" : "true", | ||
| "syntacticChecks" : "", | ||
| "useWideningPoints" : "true", | ||
| "wideningThreshold" : "5", | ||
| "workdir" : "test-outputs/numeric/pentagons" | ||
| } | ||
| } |
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..._tests.common_code_pattern_01(petagons_tests__this,_untyped_x,_untyped_y,_untyped_r).json
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|---|---|---|
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..._petagons_tests.common_code_pattern_02(petagons_tests__this,_untyped_x,_untyped_len).json
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..._tests.non_strict_abstraction(petagons_tests__this,_untyped_b,_untyped_x,_untyped_y).json
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...gons_tests.strict_abstraction(petagons_tests__this,_untyped_b,_untyped_x,_untyped_y).json
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