[clang] [HLSL][RootSignature] Define and integrate `HLSLRootSignatureAttr` (PR #134124)

LLVM Continuous Integration via cfe-commits cfe-commits at lists.llvm.org
Thu Apr 3 09:44:12 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-cmake-x86_64-avx512-linux` running on `avx512-intel64` while building `clang` at step 6 "build stage 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/133/builds/13939

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

```
Step 6 (build stage 1) failure: 'ninja' (failure)
...
[804/854] Building CXX object tools/clang/tools/driver/CMakeFiles/clang.dir/cc1_main.cpp.o
[805/854] Building CXX object tools/clang/lib/StaticAnalyzer/Checkers/CMakeFiles/obj.clangStaticAnalyzerCheckers.dir/StdLibraryFunctionsChecker.cpp.o
[806/854] Linking CXX executable bin/llvm-lto2
[807/854] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/CXIndexDataConsumer.cpp.o
[808/854] Linking CXX executable bin/llvm-reduce
[809/854] Building CXX object tools/clang/tools/clang-refactor/CMakeFiles/clang-refactor.dir/ClangRefactor.cpp.o
[810/854] Building CXX object tools/clang/lib/StaticAnalyzer/Checkers/CMakeFiles/obj.clangStaticAnalyzerCheckers.dir/WebKit/MemoryUnsafeCastChecker.cpp.o
[811/854] Linking CXX executable bin/llvm-opt-fuzzer
[812/854] Linking CXX executable bin/opt
[813/854] Linking CXX executable bin/clang-diff
FAILED: bin/clang-diff 
: && /usr/bin/c++ -march=cascadelake -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -Wl,-rpath-link,/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./lib  -Wl,--gc-sections tools/clang/tools/clang-diff/CMakeFiles/clang-diff.dir/ClangDiff.cpp.o -o bin/clang-diff  -Wl,-rpath,"\$ORIGIN/../lib"  lib/libLLVMSupport.a  lib/libclangBasic.a  lib/libclangFrontend.a  lib/libclangSerialization.a  lib/libclangTooling.a  lib/libclangToolingASTDiff.a  lib/libclangFrontend.a  lib/libclangParse.a  lib/libclangSerialization.a  lib/libclangSema.a  lib/libclangAPINotes.a  lib/libclangEdit.a  lib/libclangAnalysis.a  lib/libclangSupport.a  lib/libLLVMFrontendHLSL.a  lib/libclangDriver.a  lib/libLLVMWindowsDriver.a  lib/libLLVMOption.a  lib/libclangASTMatchers.a  lib/libclangFormat.a  lib/libclangToolingInclusions.a  lib/libclangToolingCore.a  lib/libclangRewrite.a  lib/libclangAST.a  lib/libclangLex.a  lib/libclangBasic.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMTransformUtils.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMObject.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMTextAPI.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMSupport.a  -lrt  -ldl  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so  lib/libLLVMDemangle.a && :
/usr/bin/ld: lib/libclangSema.a(SemaHLSL.cpp.o): in function `clang::SemaHLSL::handleRootSignatureAttr(clang::Decl*, clang::ParsedAttr const&)':
SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x13d): undefined reference to `clang::hlsl::RootSignatureParser::RootSignatureParser(llvm::SmallVector<std::variant<llvm::hlsl::rootsig::DescriptorTable, llvm::hlsl::rootsig::DescriptorTableClause>, 6u>&, clang::hlsl::RootSignatureLexer&, clang::Preprocessor&)'
/usr/bin/ld: SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x145): undefined reference to `clang::hlsl::RootSignatureParser::parse()'
collect2: error: ld returned 1 exit status
[814/854] Building CXX object tools/clang/tools/clang-installapi/CMakeFiles/clang-installapi.dir/ClangInstallAPI.cpp.o
[815/854] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/CIndexCodeCompletion.cpp.o
[816/854] Building CXX object tools/clang/tools/c-index-test/CMakeFiles/c-index-test.dir/core_main.cpp.o
[817/854] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/Indexing.cpp.o
[818/854] Building CXX object tools/clang/lib/StaticAnalyzer/Checkers/CMakeFiles/obj.clangStaticAnalyzerCheckers.dir/WebKit/ForwardDeclChecker.cpp.o
[819/854] Linking CXX executable bin/clang-extdef-mapping
FAILED: bin/clang-extdef-mapping 
: && /usr/bin/c++ -march=cascadelake -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -Wl,-rpath-link,/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./lib  -Wl,--gc-sections tools/clang/tools/clang-extdef-mapping/CMakeFiles/clang-extdef-mapping.dir/ClangExtDefMapGen.cpp.o -o bin/clang-extdef-mapping  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMX86CodeGen.a  lib/libLLVMX86AsmParser.a  lib/libLLVMX86Desc.a  lib/libLLVMX86Disassembler.a  lib/libLLVMX86Info.a  lib/libLLVMX86AsmParser.a  lib/libLLVMX86Desc.a  lib/libLLVMX86Info.a  lib/libLLVMSupport.a  lib/libclangAST.a  lib/libclangBasic.a  lib/libclangCrossTU.a  lib/libclangFrontend.a  lib/libclangSerialization.a  lib/libclangTooling.a  lib/libLLVMAsmPrinter.a  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a  lib/libLLVMIRPrinter.a  lib/libLLVMInstrumentation.a  lib/libLLVMSelectionDAG.a  lib/libLLVMCodeGen.a  lib/libLLVMCGData.a  lib/libLLVMBitWriter.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMTarget.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMMCDisassembler.a  lib/libclangIndex.a  lib/libclangFrontend.a  lib/libclangParse.a  lib/libclangSerialization.a  lib/libclangSema.a  lib/libclangAPINotes.a  lib/libclangEdit.a  lib/libclangAnalysis.a  lib/libclangSupport.a  lib/libLLVMFrontendHLSL.a  lib/libclangDriver.a  lib/libLLVMWindowsDriver.a  lib/libLLVMOption.a  lib/libclangASTMatchers.a  lib/libclangAST.a  lib/libclangFormat.a  lib/libclangToolingInclusions.a  lib/libclangToolingCore.a  lib/libclangRewrite.a  lib/libclangLex.a  lib/libclangBasic.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMTransformUtils.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMObject.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMTextAPI.a  lib/libLLVMCore.a  lib/libLLVMBinaryFormat.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMTargetParser.a  lib/libLLVMSupport.a  -lrt  -ldl  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so  lib/libLLVMDemangle.a && :
/usr/bin/ld: lib/libclangSema.a(SemaHLSL.cpp.o): in function `clang::SemaHLSL::handleRootSignatureAttr(clang::Decl*, clang::ParsedAttr const&)':
SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x13d): undefined reference to `clang::hlsl::RootSignatureParser::RootSignatureParser(llvm::SmallVector<std::variant<llvm::hlsl::rootsig::DescriptorTable, llvm::hlsl::rootsig::DescriptorTableClause>, 6u>&, clang::hlsl::RootSignatureLexer&, clang::Preprocessor&)'
/usr/bin/ld: SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x145): undefined reference to `clang::hlsl::RootSignatureParser::parse()'
collect2: error: ld returned 1 exit status
[820/854] Building CXX object tools/clang/lib/StaticAnalyzer/Checkers/CMakeFiles/obj.clangStaticAnalyzerCheckers.dir/WebKit/RetainPtrCtorAdoptChecker.cpp.o
[821/854] Building CXX object tools/clang/tools/clang-scan-deps/CMakeFiles/clang-scan-deps.dir/ClangScanDeps.cpp.o
[822/854] Linking CXX executable bin/clang-refactor
FAILED: bin/clang-refactor 
: && /usr/bin/c++ -march=cascadelake -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -Wl,-rpath-link,/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./lib  -Wl,--gc-sections tools/clang/tools/clang-refactor/CMakeFiles/clang-refactor.dir/ClangRefactor.cpp.o tools/clang/tools/clang-refactor/CMakeFiles/clang-refactor.dir/TestSupport.cpp.o -o bin/clang-refactor  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMOption.a  lib/libLLVMSupport.a  lib/libclangAST.a  lib/libclangBasic.a  lib/libclangFormat.a  lib/libclangFrontend.a  lib/libclangLex.a  lib/libclangRewrite.a  lib/libclangSerialization.a  lib/libclangTooling.a  lib/libclangToolingCore.a  lib/libclangToolingRefactoring.a  lib/libclangIndex.a  lib/libclangFormat.a  lib/libclangToolingInclusions.a  lib/libclangFrontend.a  lib/libclangDriver.a  lib/libLLVMWindowsDriver.a  lib/libLLVMOption.a  lib/libclangParse.a  lib/libclangSerialization.a  lib/libclangToolingCore.a  lib/libclangRewrite.a  lib/libclangSema.a  lib/libclangAPINotes.a  lib/libclangEdit.a  lib/libclangAnalysis.a  lib/libclangASTMatchers.a  lib/libclangAST.a  lib/libclangLex.a  lib/libclangBasic.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMTransformUtils.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMObject.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMTextAPI.a  lib/libclangSupport.a  lib/libLLVMFrontendHLSL.a  lib/libLLVMCore.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMSupport.a  -lrt  -ldl  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so  lib/libLLVMDemangle.a && :
/usr/bin/ld: lib/libclangSema.a(SemaHLSL.cpp.o): in function `clang::SemaHLSL::handleRootSignatureAttr(clang::Decl*, clang::ParsedAttr const&)':
SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x13d): undefined reference to `clang::hlsl::RootSignatureParser::RootSignatureParser(llvm::SmallVector<std::variant<llvm::hlsl::rootsig::DescriptorTable, llvm::hlsl::rootsig::DescriptorTableClause>, 6u>&, clang::hlsl::RootSignatureLexer&, clang::Preprocessor&)'
/usr/bin/ld: SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x145): undefined reference to `clang::hlsl::RootSignatureParser::parse()'
collect2: error: ld returned 1 exit status
[823/854] Building CXX object tools/clang/lib/Interpreter/CMakeFiles/obj.clangInterpreter.dir/Interpreter.cpp.o
[824/854] Building CXX object tools/clang/tools/clang-repl/CMakeFiles/clang-repl.dir/ClangRepl.cpp.o
[825/854] Linking CXX executable bin/clang-import-test
FAILED: bin/clang-import-test 
: && /usr/bin/c++ -march=cascadelake -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -Wl,-rpath-link,/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./lib  -Wl,--gc-sections tools/clang/tools/clang-import-test/CMakeFiles/clang-import-test.dir/clang-import-test.cpp.o -o bin/clang-import-test  -Wl,-rpath,"\$ORIGIN/../lib"  lib/libLLVMCore.a  lib/libLLVMSupport.a  lib/libLLVMTargetParser.a  lib/libclangAST.a  lib/libclangBasic.a  lib/libclangCodeGen.a  lib/libclangDriver.a  lib/libclangFrontend.a  lib/libclangLex.a  lib/libclangParse.a  lib/libclangSerialization.a  lib/libclangDriver.a  lib/libLLVMWindowsDriver.a  lib/libLLVMOption.a  lib/libclangSema.a  lib/libclangAPINotes.a  lib/libclangEdit.a  lib/libclangSupport.a  lib/libclangAnalysis.a  lib/libclangASTMatchers.a  lib/libclangAST.a  lib/libclangLex.a  lib/libclangBasic.a  lib/libLLVMCoverage.a  lib/libLLVMFrontendDriver.a  lib/libLLVMFrontendHLSL.a  lib/libLLVMLTO.a  lib/libLLVMExtensions.a  lib/libLLVMPasses.a  lib/libLLVMCoroutines.a  lib/libLLVMHipStdPar.a  lib/libLLVMipo.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMLinker.a  lib/libLLVMIRPrinter.a  lib/libLLVMInstrumentation.a  lib/libLLVMVectorize.a  lib/libLLVMSandboxIR.a  lib/libLLVMCodeGen.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMCGData.a  lib/libLLVMBitWriter.a  lib/libLLVMCFGuard.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMTarget.a  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMObject.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMTextAPI.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMSupport.a  lib/libLLVMDemangle.a  -lrt  -ldl  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so && :
/usr/bin/ld: lib/libclangSema.a(SemaHLSL.cpp.o): in function `clang::SemaHLSL::handleRootSignatureAttr(clang::Decl*, clang::ParsedAttr const&)':
SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x13d): undefined reference to `clang::hlsl::RootSignatureParser::RootSignatureParser(llvm::SmallVector<std::variant<llvm::hlsl::rootsig::DescriptorTable, llvm::hlsl::rootsig::DescriptorTableClause>, 6u>&, clang::hlsl::RootSignatureLexer&, clang::Preprocessor&)'
/usr/bin/ld: SemaHLSL.cpp:(.text._ZN5clang8SemaHLSL23handleRootSignatureAttrEPNS_4DeclERKNS_10ParsedAttrE+0x145): undefined reference to `clang::hlsl::RootSignatureParser::parse()'
collect2: error: ld returned 1 exit status
[826/854] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/CIndex.cpp.o
[827/854] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/CXExtractAPI.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/134124

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