[llvm] [AMDGPU] SelectionDAG divergence tracking should take into account Target divergency. (PR #144947)

Thu Jul 3 09:43:48 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-win-fast` running on `as-builder-3` while building `llvm` at step 6 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/2/builds/27900

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (build-unified-tree) failure: build (failure)
...
[1967/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\PDBSymbolTypePointer.cpp.obj
[1968/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\Hash.cpp.obj
[1969/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIALineNumber.cpp.obj
[1970/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\DbiModuleDescriptor.cpp.obj
[1971/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\FormatUtil.cpp.obj
[1972/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\DbiModuleDescriptorBuilder.cpp.obj
[1973/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\HashTable.cpp.obj
[1974/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIARawSymbol.cpp.obj
[1975/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAInjectedSource.cpp.obj
[1976/4243] Building CXX object lib\CodeGen\SelectionDAG\CMakeFiles\LLVMSelectionDAG.dir\SelectionDAGISel.cpp.obj
FAILED: lib/CodeGen/SelectionDAG/CMakeFiles/LLVMSelectionDAG.dir/SelectionDAGISel.cpp.obj 
C:\ninja\ccache.exe C:\PROGRA~1\MICROS~2\2022\COMMUN~1\VC\Tools\MSVC\1438~1.331\bin\Hostx64\x64\cl.exe  /nologo /TP -DGTEST_HAS_RTTI=0 -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\lib\CodeGen\SelectionDAG -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:preprocessor /Zc:__cplusplus /Oi /bigobj /permissive- /W4 -wd4141 -wd4146 -wd4244 -wd4267 -wd4291 -wd4351 -wd4456 -wd4457 -wd4458 -wd4459 -wd4503 -wd4624 -wd4722 -wd4100 -wd4127 -wd4512 -wd4505 -wd4610 -wd4510 -wd4702 -wd4245 -wd4706 -wd4310 -wd4701 -wd4703 -wd4389 -wd4611 -wd4805 -wd4204 -wd4577 -wd4091 -wd4592 -wd4319 -wd4709 -wd5105 -wd4324 -wd4251 -wd4275 -w14062 -we4238 /Gw /O2 /Ob2 /DNDEBUG -MD  /EHs-c- /GR- -std:c++17 /showIncludes /Folib\CodeGen\SelectionDAG\CMakeFiles\LLVMSelectionDAG.dir\SelectionDAGISel.cpp.obj /Fdlib\CodeGen\SelectionDAG\CMakeFiles\LLVMSelectionDAG.dir\LLVMSelectionDAG.pdb /FS -c C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(485): error C2513: 'llvm::TargetTransformInfo': no variable declared before '='
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(488): error C2275: 'llvm::TTI': expected an expression instead of a type
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(487): error C2661: 'llvm::SelectionDAG::init': no overloaded function takes 9 arguments
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(487): note: while trying to match the argument list '(llvm::MachineFunction, _Ty, llvm::MachineFunctionAnalysisManager, const llvm::TargetLibraryInfo *, llvm::UniformityInfoAnalysis::Result *, llvm::ProfileSummaryAnalysis::Result *, llvm::BlockFrequencyInfo *, llvm::MachineModuleInfo, const llvm::FunctionVarLocs *)'
        with
        [
            _Ty=llvm::OptimizationRemarkEmitter
        ]
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(541): error C2513: 'llvm::TargetTransformInfo': no variable declared before '='
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(544): error C2275: 'llvm::TTI': expected an expression instead of a type
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(543): error C2661: 'llvm::SelectionDAG::init': no overloaded function takes 9 arguments
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAGISel.cpp(543): note: while trying to match the argument list '(llvm::MachineFunction, _Ty, llvm::MachineFunctionPass *, const llvm::TargetLibraryInfo *, llvm::UniformityInfo *, llvm::ProfileSummaryInfo *, llvm::BlockFrequencyInfo *, llvm::MachineModuleInfo, const llvm::FunctionVarLocs *)'
        with
        [
            _Ty=llvm::OptimizationRemarkEmitter
        ]
[1977/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIASourceFile.cpp.obj
[1978/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\DbiModuleList.cpp.obj
[1979/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\InfoStream.cpp.obj
[1980/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIATable.cpp.obj
[1981/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\EnumTables.cpp.obj
[1982/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIASectionContrib.cpp.obj
[1983/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\GlobalsStream.cpp.obj
[1984/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAEnumTables.cpp.obj
[1985/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\InjectedSourceStream.cpp.obj
[1986/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAEnumSymbols.cpp.obj
[1987/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIASession.cpp.obj
[1988/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\DbiStreamBuilder.cpp.obj
[1989/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAEnumFrameData.cpp.obj
[1990/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\InfoStreamBuilder.cpp.obj
[1991/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAEnumSourceFiles.cpp.obj
[1992/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\NativeEnumGlobals.cpp.obj
[1993/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\DbiStream.cpp.obj
[1994/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\DIA\DIAFrameData.cpp.obj
[1995/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\ModuleDebugStream.cpp.obj
[1996/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\NativeEnumLineNumbers.cpp.obj
[1997/4243] Building CXX object lib\DebugInfo\PDB\CMakeFiles\LLVMDebugInfoPDB.dir\Native\NativeEnumInjectedSources.cpp.obj

```

</details>

https://github.com/llvm/llvm-project/pull/144947