Exemplo n.º 1
0
        protected override void RunTest(Program program, TextWriter fut)
        {
            IDynamicLinker   dynamicLinker = null;
            var              listener      = sc.RequireService <DecompilerEventListener>();
            DataFlowAnalysis dfa           = new DataFlowAnalysis(program, dynamicLinker, sc);
            var              ssts          = dfa.UntangleProcedures();

            foreach (Procedure proc in program.Procedures.Values)
            {
                var      sst = ssts.Single(s => s.SsaState.Procedure == proc);
                SsaState ssa = sst.SsaState;

                ConditionCodeEliminator cce = new ConditionCodeEliminator(program, ssa, listener);
                cce.Transform();
                DeadCode.Eliminate(ssa);

                ValuePropagator vp = new ValuePropagator(program.SegmentMap, ssa, program.CallGraph, dynamicLinker, listener);
                vp.Transform();
                DeadCode.Eliminate(ssa);
                Coalescer co = new Coalescer(ssa);
                co.Transform();

                ssa.Write(fut);
                proc.Write(false, fut);
                fut.WriteLine();

                ssa.Validate(s => { ssa.Dump(true); Assert.Fail(s); });
            }
        }
Exemplo n.º 2
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);

            this.proc = proc;
            Aliases alias = new Aliases(proc, arch);

            alias.Transform();
            SsaTransform sst = new SsaTransform(
                new ProgramDataFlow(),
                proc,
                null,
                proc.CreateBlockDominatorGraph(),
                new HashSet <RegisterStorage>());

            ssa = sst.SsaState;
            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, platform);

            cce.Transform();
            ValuePropagator vp = new ValuePropagator(arch, ssa, new FakeDecompilerEventListener());

            vp.Transform();
            DeadCode.Eliminate(proc, ssa);
            Coalescer coa = new Coalescer(proc, ssa);

            coa.Transform();
            DeadCode.Eliminate(proc, ssa);

            sla  = new SsaLivenessAnalysis(proc, ssa.Identifiers);
            sla2 = new SsaLivenessAnalysis2(proc, ssa.Identifiers);
            sla2.Analyze();
        }
Exemplo n.º 3
0
        public void RunCoalescer()
        {
            var co = new Coalescer(m.Ssa);

            co.Transform();
            m.Ssa.Validate(s => Assert.Fail(s));
        }
Exemplo n.º 4
0
        protected override void RunTest(Program prog, TextWriter fut)
        {
            IImportResolver  importResolver = null;
            DataFlowAnalysis dfa            = new DataFlowAnalysis(prog, importResolver, new FakeDecompilerEventListener());

            dfa.UntangleProcedures();

            foreach (Procedure proc in prog.Procedures.Values)
            {
                Aliases alias = new Aliases(proc, prog.Architecture);
                alias.Transform();
                SsaTransform sst = new SsaTransform(dfa.ProgramDataFlow, proc, importResolver, proc.CreateBlockDominatorGraph());
                SsaState     ssa = sst.SsaState;

                ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa.Identifiers, prog.Platform);
                cce.Transform();
                DeadCode.Eliminate(proc, ssa);

                ValuePropagator vp = new ValuePropagator(prog.Architecture, ssa.Identifiers, proc);
                vp.Transform();
                DeadCode.Eliminate(proc, ssa);
                Coalescer co = new Coalescer(proc, ssa);
                co.Transform();

                ssa.Write(fut);
                proc.Write(false, fut);
                fut.WriteLine();
            }
        }
Exemplo n.º 5
0
        protected override void RunTest(Program program, TextWriter fut)
        {
            IImportResolver  importResolver = null;
            var              listener       = new FakeDecompilerEventListener();
            DataFlowAnalysis dfa            = new DataFlowAnalysis(program, importResolver, listener);

            dfa.UntangleProcedures();

            foreach (Procedure proc in program.Procedures.Values)
            {
                Aliases alias = new Aliases(proc);
                alias.Transform();
                SsaTransform sst = new SsaTransform(dfa.ProgramDataFlow, proc, importResolver, proc.CreateBlockDominatorGraph(), new HashSet <RegisterStorage>());
                SsaState     ssa = sst.SsaState;

                ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, program.Platform);
                cce.Transform();
                DeadCode.Eliminate(proc, ssa);

                ValuePropagator vp = new ValuePropagator(program.SegmentMap, ssa, program.CallGraph, importResolver, listener);
                vp.Transform();
                DeadCode.Eliminate(proc, ssa);
                Coalescer co = new Coalescer(proc, ssa);
                co.Transform();

                ssa.Write(fut);
                proc.Write(false, fut);
                fut.WriteLine();

                ssa.Validate(s => Assert.Fail(s));
            }
        }
Exemplo n.º 6
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);

            this.proc = proc;
            Aliases alias = new Aliases(proc, arch);

            alias.Transform();
            var          gr  = proc.CreateBlockDominatorGraph();
            SsaTransform sst = new SsaTransform(new ProgramDataFlow(), proc, gr);
            SsaState     ssa = sst.SsaState;

            this.ssaIds = ssa.Identifiers;

            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa.Identifiers, platform);

            cce.Transform();
            DeadCode.Eliminate(proc, ssa);

            ValuePropagator vp = new ValuePropagator(arch, ssa.Identifiers, proc);

            vp.Transform();

            Coalescer coa = new Coalescer(proc, ssa);

            coa.Transform();

            DeadCode.Eliminate(proc, ssa);
        }
Exemplo n.º 7
0
        private void Build(Program program)
        {
            var eventListener = new FakeDecompilerEventListener();
            var sc            = new ServiceContainer();

            sc.AddService <DecompilerEventListener>(eventListener);
            var dfa  = new DataFlowAnalysis(program, null, sc);
            var ssts = dfa.UntangleProcedures();

            foreach (Procedure proc in program.Procedures.Values)
            {
                var sst = ssts.Single(s => s.SsaState.Procedure == proc);
                var ssa = sst.SsaState;

                Coalescer coa = new Coalescer(ssa);
                coa.Transform();

                DeadCode.Eliminate(ssa);

                LiveCopyInserter lci = new LiveCopyInserter(ssa);
                lci.Transform();

                WebBuilder web = new WebBuilder(program, ssa, new Dictionary <Identifier, LinearInductionVariable>(), eventListener);
                web.Transform();

                ssa.ConvertBack(false);
            }
        }
Exemplo n.º 8
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);

            this.proc = proc;
            Aliases alias = new Aliases(proc);

            alias.Transform();
            var          importResolver = new Mock <IImportResolver>().Object;
            SsaTransform sst            = new SsaTransform(
                new ProgramDataFlow(),
                proc,
                importResolver,
                proc.CreateBlockDominatorGraph(),
                new HashSet <RegisterStorage>());

            ssa = sst.SsaState;
            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, platform);

            cce.Transform();
            var             segmentMap = new SegmentMap(Address.Ptr32(0x00123400));
            ValuePropagator vp         = new ValuePropagator(segmentMap, ssa, new CallGraph(), importResolver, new FakeDecompilerEventListener());

            vp.Transform();
            DeadCode.Eliminate(proc, ssa);
            Coalescer coa = new Coalescer(proc, ssa);

            coa.Transform();
            DeadCode.Eliminate(proc, ssa);

            sla  = new SsaLivenessAnalysis(proc, ssa.Identifiers);
            sla2 = new SsaLivenessAnalysis2(proc, ssa.Identifiers);
            sla2.Analyze();
        }
Exemplo n.º 9
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);
            var program  = new Program()
            {
                Architecture = arch,
                Platform     = platform,
            };

            this.proc = proc;
            var          dynamicLinker = new Mock <IDynamicLinker>().Object;
            var          gr            = proc.CreateBlockDominatorGraph();
            SsaTransform sst           = new SsaTransform(
                program,
                proc,
                new HashSet <Procedure>(),
                null,
                new ProgramDataFlow());

            sst.Transform();
            this.ssa    = sst.SsaState;
            this.ssaIds = ssa.Identifiers;

            var listener = new FakeDecompilerEventListener();
            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, platform, listener);

            cce.Transform();
            DeadCode.Eliminate(ssa);

            var             segmentMap = new SegmentMap(Address.Ptr32(0x00400000));
            ValuePropagator vp         = new ValuePropagator(
                segmentMap,
                ssa,
                program.CallGraph,
                null,
                listener);

            vp.Transform();

            Coalescer coa = new Coalescer(ssa);

            coa.Transform();

            DeadCode.Eliminate(ssa);
        }
Exemplo n.º 10
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);
            var program  = new Program()
            {
                Architecture = arch,
                Platform     = platform,
            };

            this.proc = proc;
            var dynamicLinker = new Mock <IDynamicLinker>().Object;
            var listener      = new FakeDecompilerEventListener();
            var sst           = new SsaTransform(
                program,
                proc,
                new HashSet <Procedure>(),
                dynamicLinker,
                new ProgramDataFlow());

            sst.Transform();
            ssa = sst.SsaState;
            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, platform, listener);

            cce.Transform();
            var             segmentMap = new SegmentMap(Address.Ptr32(0x00123400));
            ValuePropagator vp         = new ValuePropagator(segmentMap, ssa, program.CallGraph, dynamicLinker, listener);

            vp.Transform();
            DeadCode.Eliminate(ssa);
            Coalescer coa = new Coalescer(ssa);

            coa.Transform();
            DeadCode.Eliminate(ssa);

            sla  = new SsaLivenessAnalysis(ssa);
            sla2 = new SsaLivenessAnalysis2(ssa);
            sla2.Analyze();
        }
Exemplo n.º 11
0
        private void Build(Program program)
        {
            var eventListener    = new FakeDecompilerEventListener();
            DataFlowAnalysis dfa = new DataFlowAnalysis(program, null, eventListener);

            dfa.UntangleProcedures();
            foreach (Procedure proc in program.Procedures.Values)
            {
                Aliases alias = new Aliases(proc, program.Architecture);
                alias.Transform();
                var          gr  = proc.CreateBlockDominatorGraph();
                SsaTransform sst = new SsaTransform(dfa.ProgramDataFlow, proc, null, gr, new HashSet <RegisterStorage>());
                SsaState     ssa = sst.SsaState;

                ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, program.Platform);
                cce.Transform();

                DeadCode.Eliminate(proc, ssa);

                var vp = new ValuePropagator(program.Architecture, ssa, eventListener);
                vp.Transform();

                DeadCode.Eliminate(proc, ssa);

                Coalescer coa = new Coalescer(proc, ssa);
                coa.Transform();

                DeadCode.Eliminate(proc, ssa);

                LiveCopyInserter lci = new LiveCopyInserter(proc, ssa.Identifiers);
                lci.Transform();

                WebBuilder web = new WebBuilder(proc, ssa.Identifiers, new Dictionary <Identifier, LinearInductionVariable>());
                web.Transform();

                ssa.ConvertBack(false);
            }
        }
Exemplo n.º 12
0
        private void Build(Procedure proc, IProcessorArchitecture arch)
        {
            var platform = new DefaultPlatform(null, arch);

            this.proc = proc;
            var importResolver = MockRepository.GenerateStub <IImportResolver>();

            importResolver.Replay();
            Aliases alias = new Aliases(proc);

            alias.Transform();
            var          gr  = proc.CreateBlockDominatorGraph();
            SsaTransform sst = new SsaTransform(
                new ProgramDataFlow(),
                proc,
                null,
                gr,
                new HashSet <RegisterStorage>());
            SsaState ssa = sst.SsaState;

            this.ssaIds = ssa.Identifiers;

            ConditionCodeEliminator cce = new ConditionCodeEliminator(ssa, platform);

            cce.Transform();
            DeadCode.Eliminate(proc, ssa);

            var             segmentMap = new SegmentMap(Address.Ptr32(0x00400000));
            ValuePropagator vp         = new ValuePropagator(segmentMap, ssa, new FakeDecompilerEventListener());

            vp.Transform();

            Coalescer coa = new Coalescer(proc, ssa);

            coa.Transform();

            DeadCode.Eliminate(proc, ssa);
        }