Implemented sltu in boolector and z3 (#75) #80
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# [0.1.0](v0.0.1...v0.1.0) (2021-01-20) ### Bug Fixes * BEQ for concrete conditions does not create a constrain ([#44](#44)) ([#45](#45)) ([8ca6ec9](8ca6ec9)) * beq/jal edges ([870bf6e](870bf6e)) * bug in z3 interface where wrong symbolic constants are used ([0fd3de6](0fd3de6)) * CFG computation for loops ([#57](#57)) ([80b8859](80b8859)) * command line parsing ([#37](#37)) ([d20c954](d20c954)) * constraints are now properly displayed in data-flow graphs ([9fa61d0](9fa61d0)) * data segment loading ([#54](#54)) ([4ec4f1d](4ec4f1d)) * dead code elimination now working properly for data-flow graphs ([114e75d](114e75d)) * divu now properly implemented ([#105](#105)) ([b4ee0aa](b4ee0aa)) * fixing divu exit point collection for candidate path generation ([c531663](c531663)) * fold all constants in SMT query ([#100](#100)) ([#101](#101)) ([a2dfc0a](a2dfc0a)), closes [#102](#102) [#103](#103) [#102](#102) * implemented fix for exit ecall edge ([4cfb9e0](4cfb9e0)) * minor mistakes ([#26](#26)) ([a8e6fbc](a8e6fbc)) * operand side edges ([#70](#70)) ([c7b9c00](c7b9c00)) * recursion support for shortest path heursitic ([#69](#69)) ([#76](#76)) ([914f24e](914f24e)) * small mistakes fixed ([83b637d](83b637d)) * use ugt SMT-lib operator for SLTU ([94213cd](94213cd)) ### Features * ability to print SMT-lib format ([c8c6898](c8c6898)) * add "execution depth" as abort criteria ([#90](#90)) ([4b4829d](4b4829d)) * add banch decisions to test DFG generation with BEQ constrains ([f5e96e2](f5e96e2)) * add candidate path algorithm and generation of a formula graph (WIP) ([83cf753](83cf753)) * add CLI argument for CFG ([0a5493b](0a5493b)) * add CLI option for symbolic execution ([#43](#43)) ([#48](#48)) ([ce3f6fe](ce3f6fe)) * add CLI option to configure memory size of executor ([f30f4f7](f30f4f7)) * add command line argument parsing ([7f21061](7f21061)) * add smt generation and solving ([#38](#38)) ([fab1457](fab1457)), closes [#16](#16) * add support for division by zero and memory access errors ([#77](#77)) ([#79](#79)) ([e7dc16f](e7dc16f)) * add Z3 SMT solver support ([#68](#68)) ([af9ef1b](af9ef1b)) * basic facilities for candidate path generation ([64a9fe8](64a9fe8)) * candidate path generation (Needs testing) ([43723a2](43723a2)) * compute edges for BEQ instruction ([6ff5ebc](6ff5ebc)) * dead code elimination updated ([97caddd](97caddd)) * eagerly evaluate PC in BEQ instructions ([0ef582c](0ef582c)) * first attempt to build a CFG and enabled formatter/linter ([a09a934](a09a934)) * functions for finding candidate path root nodes (WIP) ([9fd31ab](9fd31ab)) * generate all candidate paths for a given binary ([#7](#7)) ([#46](#46)) ([c00b605](c00b605)) * generate dataflow graph from RISC-U path and add Selfie as compiler ([5f36c4d](5f36c4d)) * implement bit vector remainder operand in monster solver ([#107](#107)) ([5cb4f26](5cb4f26)) * implement dataflow graph generation (WIP) ([5078ccd](5078ccd)) * implement DIVU in Monster solver and tests ([#72](#72)) ([c8f9d3d](c8f9d3d)) * implement Propagation Based Local Search for simple Formula ([#25](#25)) ([396fbbe](396fbbe)) * implement shortest path heuristic for path exploration ([#60](#60)) ([#61](#61)) ([453a615](453a615)) * implement SLTU in Monster solver ([#58](#58)) ([#73](#73)) ([bf7f8f7](bf7f8f7)) * implement SUB in the native solver ([#62](#62)) ([#63](#63)) ([8ccfd5d](8ccfd5d)) * implemented sltu in boolector and z3 ([#75](#75)) ([#80](#80)) ([af5b364](af5b364)) * implemented timeout correctly ([#74](#74)) ([#97](#97)) ([867a240](867a240)) * improve command line argument parsing and handling ([a50c59d](a50c59d)) * improve terminal output by using a logging library ([#66](#66)) ([#67](#67)) ([465e35c](465e35c)) * naive implementation of a RISC-U disassembler ([db125f6](db125f6)) * prototypical implementation to load ELF object files ([4caf390](4caf390)) * reduce executed candidate paths ([#55](#55)) ([#64](#64)) ([31420ed](31420ed)) * remove log header on default terminal output ([#94](#94)) ([92cce66](92cce66)) * some stubs for (ternary) bit vectors ([#9](#9)) ([b89220d](b89220d)) * started working on dead code elimination (WIP) ([a81708c](a81708c)) * stubs for dataflow graph ([11aa224](11aa224))
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Additionally added test file for sltu and tested it with boolector, z3 and our solver.
Closes #75