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23 Commits

Author SHA1 Message Date
Stanislav Gatev b000b7705a [clang][dataflow] Model the behavior of non-standard optional assignment 
Model nullopt, value, and conversion assignment operators.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D121863
 2022-03-17 17:11:12 +00:00
Stanislav Gatev 092a530ca1 [clang][dataflow] Model the behavior of non-standard optional constructors 
Model nullopt, inplace, value, and conversion constructors.

Reviewed-by: ymandel, xazax.hun, gribozavr2

Differential Revision: https://reviews.llvm.org/D121602
 2022-03-15 08:13:13 +00:00
Stanislav Gatev cf63e9d4ca [clang][dataflow] Add support for nested composite bool expressions 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Differential Revision: https://reviews.llvm.org/D121455
 2022-03-14 17:18:30 +00:00
Stanislav Gatev 1e5715857a [clang][dataflow] Extend flow conditions from block terminators 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D120984
 2022-03-07 17:50:44 +00:00
Stanislav Gatev 03dff12197 Revert "Revert "[clang][dataflow] Add support for global storage values"" 
This reverts commit 169e1aba55.

It also fixes an incorrect assumption in `initGlobalVars`.
 2022-02-23 13:57:34 +00:00
Stanislav Gatev 169e1aba55 Revert "[clang][dataflow] Add support for global storage values" 
This reverts commit 7ea103de14.
 2022-02-23 10:32:17 +00:00
Stanislav Gatev 7ea103de14 [clang][dataflow] Add support for global storage values 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D120149
 2022-02-23 08:27:58 +00:00
Stanislav Gatev a480841566 Add missing break statement in switch. 2022-02-17 09:37:02 +00:00
Stanislav Gatev dd4dde8d39 [clang][dataflow] Add transfer functions for logical and, or, not. 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D119953
 2022-02-17 09:09:59 +00:00
Stanislav Gatev 75c22b382f [clang][dataflow] Add a transfer function for CXXBoolLiteralExpr 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D118236
 2022-01-26 15:33:00 +00:00
Stanislav Gatev 64ba462b6e [clang][dataflow] Add a transfer function for InitListExpr 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D118119
 2022-01-25 16:28:15 +00:00
Stanislav Gatev 8e53ae3d37 [clang][dataflow] Add a transfer function for conditional operator 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D117667
 2022-01-19 16:25:05 +00:00
Stanislav Gatev acd4b03590 Revert "Revert "[clang][dataflow] Add a test to justify skipping past references in UO_Deref"" 
This reverts commit a0262043bb.

Add the -fno-delayed-template-parsing arg to fix the failing test on Windows.
 2022-01-19 10:00:01 +00:00
Stanislav Gatev a0262043bb Revert "[clang][dataflow] Add a test to justify skipping past references in UO_Deref" 
This reverts commit 68226e572f.
 2022-01-19 06:46:37 +00:00
Stanislav Gatev 68226e572f [clang][dataflow] Add a test to justify skipping past references in UO_Deref 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D117567
 2022-01-18 21:27:43 +00:00
Stanislav Gatev 59e031ff90 [clang][dataflow] Add transfer function for addrof 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D117496
 2022-01-18 11:23:08 +00:00
Stanislav Gatev 782eced561 [clang][dataflow] Replace initValueInStorageLocation with createValue 
Since Environment's setValue method already does part of the work that
initValueInStorageLocation does, we can factor out a new createValue
method to reduce the duplication.

This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D117493
 2022-01-18 07:09:35 +00:00
Stanislav Gatev 37e6496c80 [clang][dataflow] Add transfer functions for bind temporary and static cast 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Differential Revision: https://reviews.llvm.org/D117339
 2022-01-16 17:41:02 +00:00
Stanislav Gatev 7d941d6d21 [clang][dataflow] Add transfer functions for constructors 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D117218
 2022-01-14 14:58:01 +00:00
Stanislav Gatev 963f40051a [clang][dataflow] Add transfer functions for initializers 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D117123
 2022-01-12 21:51:39 +00:00
Stanislav Gatev 99f7d55eee [clang][dataflow] Add transfer functions for data members and this pointers 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: ymandel, xazax.hun

Differential Revision: https://reviews.llvm.org/D117012
 2022-01-12 07:38:26 +00:00
Stanislav Gatev e7481f6ee5 [clang][dataflow] Add transfer functions for assignment 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Differential Revision: https://reviews.llvm.org/D116596
 2022-01-10 19:35:50 +00:00
Stanislav Gatev af7bc39ba1 [clang][dataflow] Add transfer function for VarDecl statements 
This is part of the implementation of the dataflow analysis framework.
See "[RFC] A dataflow analysis framework for Clang AST" on cfe-dev.

Reviewed-by: xazax.hun

Differential Revision: https://reviews.llvm.org/D116368
 2022-01-04 09:16:01 +00:00