[llvm] [Exegesis][RISCV] Add initial RVV support (PR #128767)
LLVM Continuous Integration via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 28 13:20:38 PST 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `clang-ppc64le-rhel` running on `ppc64le-clang-rhel-test` while building `llvm` at step 5 "build-unified-tree".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/145/builds/5368
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 5 (build-unified-tree) failure: build (failure)
...
104.574 [670/6/5753] Building AMDGPUGenGlobalISel.inc...
106.055 [670/5/5754] Building AMDGPUGenInstrInfo.inc...
106.879 [670/4/5755] Building AMDGPUGenRegisterBank.inc...
109.915 [669/4/5756] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVISelLowering.cpp.o
118.652 [669/3/5757] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVISelDAGToDAG.cpp.o
134.737 [669/2/5758] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/GISel/RISCVInstructionSelector.cpp.o
134.819 [668/2/5759] Linking CXX shared library lib/libLLVMRISCVCodeGen.so.21.0git
134.826 [667/2/5760] Creating library symlink lib/libLLVMRISCVCodeGen.so
134.841 [665/3/5761] Linking CXX static library lib/libLLVMExegesisRISCV_static.a
134.872 [665/2/5762] Linking CXX shared library lib/libLLVMExegesisRISCV.so.21.0git
FAILED: lib/libLLVMExegesisRISCV.so.21.0git
: && /home/buildbots/llvm-external-buildbots/clang.19.1.7/bin/clang++ --gcc-toolchain=/gcc-toolchain/usr -fPIC -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,-z,defs -Wl,-z,nodelete -Wl,--color-diagnostics -Wl,--gc-sections -Xlinker --dependency-file=tools/llvm-exegesis/lib/RISCV/CMakeFiles/LLVMExegesisRISCV.dir/link.d -shared -Wl,-soname,libLLVMExegesisRISCV.so.21.0git -o lib/libLLVMExegesisRISCV.so.21.0git tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/RISCVExegesisPreprocessing.cpp.o tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/RISCVExegesisPostprocessing.cpp.o tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o -Wl,-rpath,"\$ORIGIN/../lib:/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-rhel-test/clang-ppc64le-rhel/build/lib:" lib/libLLVMRISCVCodeGen.so.21.0git lib/libLLVMRISCVAsmParser.so.21.0git lib/libLLVMRISCVDisassembler.so.21.0git lib/libLLVMExegesis.so.21.0git lib/libLLVMRISCVDesc.so.21.0git lib/libLLVMRISCVInfo.so.21.0git lib/libLLVMCodeGen.so.21.0git lib/libLLVMCore.so.21.0git lib/libLLVMSupport.so.21.0git -Wl,-rpath-link,/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-rhel-test/clang-ppc64le-rhel/build/lib && :
ld.lld: error: undefined symbol: llvm::MCSubtargetInfo::checkFeatures(llvm::StringRef) const
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::ExegesisRISCVTarget::createSerialSnippetGenerator(llvm::exegesis::LLVMState const&, llvm::exegesis::SnippetGenerator::Options const&) const)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::ExegesisRISCVTarget::createSerialSnippetGenerator(llvm::exegesis::LLVMState const&, llvm::exegesis::SnippetGenerator::Options const&) const)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::ExegesisRISCVTarget::createParallelSnippetGenerator(llvm::exegesis::LLVMState const&, llvm::exegesis::SnippetGenerator::Options const&) const)
>>> referenced 1 more times
ld.lld: error: undefined symbol: llvm::RISCVVType::decodeVLMUL(llvm::RISCVVType::VLMUL)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::RISCVSnippetGenerator<llvm::exegesis::SerialSnippetGenerator>::annotateWithVType(llvm::exegesis::CodeTemplate const&, llvm::exegesis::Instruction const&, unsigned int, llvm::BitVector const&, std::vector<llvm::exegesis::CodeTemplate, std::allocator<llvm::exegesis::CodeTemplate>>&) const)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::RISCVSnippetGenerator<llvm::exegesis::SerialSnippetGenerator>::annotateWithVType(llvm::exegesis::CodeTemplate const&, llvm::exegesis::Instruction const&, unsigned int, llvm::BitVector const&, std::vector<llvm::exegesis::CodeTemplate, std::allocator<llvm::exegesis::CodeTemplate>>&) const)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::RISCVSnippetGenerator<llvm::exegesis::ParallelSnippetGenerator>::generateCodeTemplates(llvm::exegesis::InstructionTemplate, llvm::BitVector const&) const)
>>> referenced 1 more times
ld.lld: error: undefined symbol: llvm::MCOperand::print(llvm::raw_ostream&, llvm::MCRegisterInfo const*) const
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::RISCVSnippetGenerator<llvm::exegesis::SerialSnippetGenerator>::annotateWithVType(llvm::exegesis::CodeTemplate const&, llvm::exegesis::Instruction const&, unsigned int, llvm::BitVector const&, std::vector<llvm::exegesis::CodeTemplate, std::allocator<llvm::exegesis::CodeTemplate>>&) const)
>>> referenced by Target.cpp
>>> tools/llvm-exegesis/lib/RISCV/CMakeFiles/obj.LLVMExegesisRISCV.dir/Target.cpp.o:(llvm::exegesis::(anonymous namespace)::RISCVSnippetGenerator<llvm::exegesis::ParallelSnippetGenerator>::generateCodeTemplates(llvm::exegesis::InstructionTemplate, llvm::BitVector const&) const)
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
148.907 [665/1/5763] Building InstCombineTables.inc...
ninja: build stopped: subcommand failed.
```
</details>
https://github.com/llvm/llvm-project/pull/128767
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