Commit Graph

3342 Commits

Author SHA1 Message Date
Mathias Vorreiter Pedersen
5a6b94eda2 C++: Respond to PR reviews. 2023-03-08 09:38:56 +00:00
Mathias Vorreiter Pedersen
a39a6ea648 C++: Don't use indirect instructions for asUnitialized. 2023-03-07 16:18:27 +00:00
Mathias Vorreiter Pedersen
0d1e061f5a C++: Implement 'getAdditionalFlowIntoCallNodeTerm'. 2023-03-07 13:45:32 +00:00
Mathias Vorreiter Pedersen
63690066c5 Merge branch 'main' into mathiasvp/replace-ast-with-ir-use-usedataflow 2023-03-07 13:06:43 +00:00
Jeroen Ketema
3a4c0a2aae Merge pull request #12389 from jketema/more-deprecated
C++: Add `deprecated` to predicates that are deprecated according to the QLDoc
2023-03-07 11:21:43 +01:00
Jeroen Ketema
47930f94e2 Merge remote-tracking branch 'upstream/main' into merge-main 2023-03-06 15:20:39 +01:00
Mathias Vorreiter Pedersen
92ad099c1b DataFlow: Remove bindingsets, remove the call column, and swap parameter and argument columns. 2023-03-06 13:47:59 +00:00
Mathias Vorreiter Pedersen
3bf28cc752 DataFlow: Sync identical files. 2023-03-06 13:46:21 +00:00
Mathias Vorreiter Pedersen
05314b48e8 C++: Add stub. 2023-03-06 13:44:23 +00:00
Mathias Vorreiter Pedersen
6e8a2a6375 DataFlow: Add a language-specific predicate for modifying 'branch' and 'join'. 2023-03-06 13:44:19 +00:00
Anders Schack-Mulligen
5c7f2ac7f7 Merge pull request #12186 from aschackmull/dataflow/refactor-configuration
Data flow: Refactor configuration
2023-03-06 13:38:59 +01:00
Anders Schack-Mulligen
557cb17f4d Dataflow: Minor perf fix for single config wrapper. 2023-03-06 10:24:33 +01:00
Dave Bartolomeo
e169702165 Merge branch 'main' into post-release-prep/codeql-cli-2.12.4 2023-03-04 09:20:44 -05:00
github-actions[bot]
af61b45785 Post-release preparation for codeql-cli-2.12.4 2023-03-04 14:16:55 +00:00
Jeroen Ketema
391d9bed5b C++: Add deprecated to predicates that are deprecated according to the QLDoc 2023-03-03 17:15:47 +01:00
Jeroen Ketema
6495f1911f C++: Properly deprecate hasQualifiedName by using the deprecated keyword 2023-03-03 15:57:59 +01:00
github-actions[bot]
462da63970 Release preparation for version 2.12.4 2023-03-03 14:11:51 +00:00
Mathias Vorreiter Pedersen
16e817c814 Merge pull request #12356 from MathiasVP/use-phi-reads
C++: Include "phi reads" in `DataFlow::Node`
2023-03-03 11:14:08 +00:00
Anders Schack-Mulligen
0addcfa7c5 Dataflow: Fix some perf issues. 2023-03-03 11:45:32 +01:00
erik-krogh
a928f4c9ef add change-notes 2023-03-03 09:23:10 +01:00
erik-krogh
f96d6accbb delete old deprecations 2023-03-03 09:23:02 +01:00
Mathias Vorreiter Pedersen
959237e8d2 C++: Fix missing type for Phi nodes. 2023-03-02 22:48:10 +00:00
Mathias Vorreiter Pedersen
2963dc1cb1 C++: Include phi read nodes in SSA.
There's a small fix to the mapping from 'global def -> use'.

Finally, this commit also accepts a test failure related to new missing
types for phi nodes. The fix for that is in the next commit.
2023-03-02 22:48:06 +00:00
Anders Schack-Mulligen
b34f99f716 Dataflow: Add change notes. 2023-03-02 16:01:29 +01:00
Mathias Vorreiter Pedersen
2f8d71762c C++: Disable standard order for 'convertsIntoArgumentRev'. 2023-03-01 15:16:49 +00:00
Mathias Vorreiter Pedersen
d5b0ad6bfc C++: Remove cached predicate that's no longer used. 2023-02-28 16:20:29 +00:00
Mathias Vorreiter Pedersen
85c7116e8f C++: Fix the following join (I canceled it mid-way):
```
Tuple counts for SsaInternals#7b362d2f::getAPriorDefinition#1#ff/2@bfabfc7o after 11.4s:
  1000      ~4%     {2} r1 = SCAN Ssa#da392372::Make#SsaInternals#7b362d2f::SsaInput#::Definition::definesAt#3#dispred#ffff OUTPUT In.1, In.0
  474321529 ~0%     {4} r2 = JOIN r1 WITH SsaInternals#7b362d2f::DefOrUse::hasIndexInBlock#3#dispred#ffff_3012#join_rhs ON FIRST 1 OUTPUT Lhs.1, Rhs.2, Rhs.3, Rhs.1
  0         ~0%     {2} r3 = JOIN r2 WITH SsaInternals#7b362d2f::SsaCached::lastRefRedef#4#ffff ON FIRST 3 OUTPUT Lhs.3, Rhs.3
  0         ~0%     {2} r4 = JOIN r3 WITH SsaInternals#7b362d2f::nodeToDefOrUse#3#fff_10#join_rhs ON FIRST 1 OUTPUT Lhs.1, Rhs.1 'result'
  0         ~0%     {2} r5 = JOIN r4 WITH SsaInternals#7b362d2f::ssaDefinition#1#ff_10#join_rhs ON FIRST 1 OUTPUT Rhs.1 'defOrUse', Lhs.1 'result'
                    return r5
```
2023-02-28 09:53:37 +00:00
Mathias Vorreiter Pedersen
3906a1923b Merge branch 'mathiasvp/replace-ast-with-ir-use-usedataflow' into no-taint-indirect-direct-conflation 2023-02-27 18:40:04 +00:00
Mathias Vorreiter Pedersen
f9c724d9a3 Merge pull request #12325 from MathiasVP/gets-return-deref
C++: Make `gets` indirect output a LocalFlowSource
2023-02-27 18:39:36 +00:00
Jeroen Ketema
9c202f508f Merge pull request #12324 from jketema/taint-fix
C++: Use correct DataFlow import in new TaintTracking.qll
2023-02-27 18:37:46 +01:00
Mathias Vorreiter Pedersen
7bb806563f Merge branch 'mathiasvp/replace-ast-with-ir-use-usedataflow' into no-taint-indirect-direct-conflation 2023-02-27 17:19:36 +00:00
Mathias Vorreiter Pedersen
a4c075f03b C++: The data pointed to by 'gets' is also a source of user input. 2023-02-27 16:25:32 +00:00
Jeroen Ketema
b4f6d519db C++: Use correct DataFlow import in new TaintTracking.qll
Using the IR version directly gives errors about conflicting imports if both
DataFlow and TaintTracking are imported.
2023-02-27 17:22:12 +01:00
Mathias Vorreiter Pedersen
d2f8cb6920 Merge branch 'mathiasvp/replace-ast-with-ir-use-usedataflow' into fix-enclosing-callable 2023-02-27 15:02:39 +00:00
Mathias Vorreiter Pedersen
31f3504113 C++: Remove this bad materialization:
```
Evaluated relational algebra for predicate _CppType#d1355c92::CppType::hasUnspecifiedType#2#dispred#fff_10#join_rhs_SsaInternals#50208335::DefO__#shared@ec353boa with tuple counts:
  459594    ~0%     {2} r1 = JOIN _IRVariable#e9bf30b2::IRVariable::getAst#0#dispred#ff_Parameter#ed81dd8f::Parameter#f#shared WITH SsaInternalsCommon#3c4fa02d::BaseIRVariable::getIRVariable#0#dispred#ff_10#join_rhs ON FIRST 1 OUTPUT Lhs.1 'arg1', Rhs.1
  461383    ~2%     {3} r2 = JOIN r1 WITH Variable#7a968d4e::Variable::getUnspecifiedType#0#dispred#ff ON FIRST 1 OUTPUT Lhs.0 'arg1', Lhs.1, Rhs.1
  477945    ~6%     {4} r3 = JOIN r2 WITH Variable#7a968d4e::Variable::getUnspecifiedType#0#dispred#ff ON FIRST 1 OUTPUT Lhs.2, Lhs.0 'arg1', Lhs.1, Rhs.1
  346338    ~2%     {4} r4 = JOIN r3 WITH SsaInternalsCommon#3c4fa02d::Indirection::getNumberOfIndirections#0#dispred#ff ON FIRST 1 OUTPUT Lhs.3, Lhs.1 'arg1', Lhs.2, Rhs.1 'arg2'
  178593374 ~0%     {4} r5 = JOIN r4 WITH CppType#d1355c92::CppType::hasUnspecifiedType#2#dispred#fff_10#join_rhs ON FIRST 1 OUTPUT Lhs.2, Lhs.1 'arg1', Lhs.3 'arg2', Rhs.1 'arg3'
  934806228 ~0%     {4} r6 = JOIN r5 WITH SsaInternals#50208335::DefOrUse::getSourceVariable#0#dispred#ff_10#join_rhs ON FIRST 1 OUTPUT Rhs.1 'arg0', Lhs.1 'arg1', Lhs.2 'arg2', Lhs.3 'arg3'
                    return r6

Tuple counts for _DataFlowPrivate#fbdd7bd7::InstructionNode0#class#ff_SsaInternals#50208335::Def#ff_SsaInternals#5020__#antijoin_rhs/4@305d42l5 after 25.6s:
  180185672 ~0%     {4} r1 = JOIN _CppType#d1355c92::CppType::hasUnspecifiedType#2#dispred#fff_10#join_rhs_SsaInternals#50208335::DefO__#shared WITH SsaInternals#50208335::Def#ff ON FIRST 1 OUTPUT Lhs.0 'arg3', Lhs.1 'arg0', Lhs.2 'arg1', Lhs.3 'arg2'
  180185672 ~0%     {5} r2 = JOIN r1 WITH SsaInternals#50208335::Def::getValue#0#dispred#ff ON FIRST 1 OUTPUT Rhs.1, Lhs.1 'arg0', Lhs.2 'arg1', Lhs.3 'arg2', Lhs.0 'arg3'
  180185672 ~0%     {5} r3 = JOIN r2 WITH DataFlowPrivate#fbdd7bd7::InstructionNode0#class#ff ON FIRST 1 OUTPUT Rhs.1, Lhs.1 'arg0', Lhs.2 'arg1', Lhs.3 'arg2', Lhs.4 'arg3'
  178459578 ~1%     {4} r4 = JOIN r3 WITH project#Instruction#577b6a83::InitializeParameterInstruction#ff ON FIRST 1 OUTPUT Lhs.1 'arg0', Lhs.2 'arg1', Lhs.3 'arg2', Lhs.4 'arg3'
                    return r4

Tuple counts for SsaInternals#7b362d2f::TFinalParameterUse#dom#ff/2@9ff4dbcg after 7.9s:
  180185672 ~1%         {4} r1 = JOIN _CppType#d1355c92::CppType::hasUnspecifiedType#2#dispred#fff_10#join_rhs_SsaInternals#50208335::DefO__#shared WITH SsaInternals#50208335::Def#ff ON FIRST 1 OUTPUT Lhs.1 'p', Lhs.2, Lhs.3, Lhs.0
  1726094   ~0%         {4} r2 = r1 AND NOT _DataFlowPrivate#fbdd7bd7::InstructionNode0#class#ff_SsaInternals#50208335::Def#ff_SsaInternals#5020__#antijoin_rhs(Lhs.0 'p', Lhs.1, Lhs.2, Lhs.3)
  1726094   ~54%        {4} r3 = SCAN r2 OUTPUT In.0 'p', In.1, In.2, 1
  1769636   ~54%        {5} r4 = JOIN r3 WITH PRIMITIVE range#bbf ON Lhs.3,Lhs.1

  1769636   ~45%        {4} r5 = SCAN r4 OUTPUT In.2, (In.4 'indirectionIndex' + 1), In.0 'p', In.4 'indirectionIndex'
  591253    ~11541%     {2} r6 = JOIN r5 WITH SsaInternalsCommon#3c4fa02d::isModifiableAtImpl#2#ff ON FIRST 2 OUTPUT Lhs.2 'p', Lhs.3 'indirectionIndex'

  1769636   ~52%        {4} r7 = SCAN r4 OUTPUT In.2, In.0 'p', In.4 'indirectionIndex', (In.4 'indirectionIndex' + 1)
  1724893   ~41%        {5} r8 = JOIN r7 WITH CppType#d1355c92::CppType::hasType#2#dispred#fff ON FIRST 1 OUTPUT Rhs.1, Lhs.1 'p', Lhs.0, Lhs.2 'indirectionIndex', Lhs.3
  1718843   ~46%        {5} r9 = JOIN r8 WITH Type#2e8eb3ef::Type::stripType#0#dispred#ff ON FIRST 1 OUTPUT Rhs.1, Lhs.1 'p', Lhs.2, Lhs.3 'indirectionIndex', Lhs.4
  8608      ~0%         {5} r10 = JOIN r9 WITH SmartPointer#917721ba::SmartPtr#f ON FIRST 1 OUTPUT Lhs.1 'p', Lhs.2, Lhs.3 'indirectionIndex', Lhs.4, Lhs.0
  8608      ~0%         {5} r11 = r10 AND NOT PointerWrapper#7cc81d2d::PointerWrapper::pointsToConst#0#dispred#f(Lhs.4)
  8608      ~4986%      {2} r12 = SCAN r11 OUTPUT In.0 'p', In.2 'indirectionIndex'

  599861    ~11711%     {2} r13 = r6 UNION r12
                        return r13
```
2023-02-27 14:57:36 +00:00
Mathias Vorreiter Pedersen
1db24dd28d C++: Fix missing types. We now assign the node corresponding to **p
an `UnknownType`.
2023-02-27 14:57:36 +00:00
Mathias Vorreiter Pedersen
16ba4652af C++: Allocate an additional indirection for void pointers. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
52e6e1dece C++: Fix flow through partial definitions. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
057e810122 C++: Fix flow through arrays. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
2cb4a554ea C++: Fix a bug in Expr <-> Node mapping. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
5a8b900394 C++: Properly track smart pointer wrappers. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
64abf5b163 C++: Add conflation into DefaultTaintTracking. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
b951bf0f8f C++: Remove conflation from taint-tracking. 2023-02-27 14:57:35 +00:00
Mathias Vorreiter Pedersen
a5bb093935 Merge branch 'main' into mathiasvp/replace-ast-with-ir-use-usedataflow 2023-02-27 14:57:06 +00:00
Mathias Vorreiter Pedersen
7437de2909 C++: Fix issue where 'getEnclosingCallable' didn't exist for some globals. 2023-02-27 14:06:13 +00:00
Anders Schack-Mulligen
7e3e10c34b C/C++: Remove reference to Partial Flow. 2023-02-27 14:30:05 +01:00
Anders Schack-Mulligen
bf650c755c Dataflow: Sync changes to all languages. 2023-02-27 14:30:05 +01:00
github-actions[bot]
8eb8daa4d4 Post-release preparation for codeql-cli-2.12.3 2023-02-16 17:23:25 +00:00
github-actions[bot]
b0315119c6 Release preparation for version 2.12.3 2023-02-16 11:49:06 +00:00
Mathias Vorreiter Pedersen
2203eb6607 C++: Fix Code Scanning error. 2023-02-15 11:51:55 +00:00