[clang] [llvm] [RISCV] Add Qualcomm uC Xqcisync (Sync Delay) extension (PR #132184)

Fri Mar 21 19:48:36 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-x86_64-debian-dylib` running on `gribozavr4` while building `clang,llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/60/builds/22772

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
15.290 [2587/72/4578] Building AMDGPUGenPostLegalizeGICombiner.inc...
16.429 [2587/71/4579] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVMatInt.cpp.o
16.707 [2587/70/4580] Building AMDGPUGenSearchableTables.inc...
17.174 [2587/69/4581] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVMCObjectFileInfo.cpp.o
17.530 [2587/68/4582] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVInstPrinter.cpp.o
17.651 [2587/67/4583] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVELFObjectWriter.cpp.o
17.713 [2587/66/4584] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVTargetStreamer.cpp.o
18.143 [2587/65/4585] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVELFStreamer.cpp.o
18.157 [2587/64/4586] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVMCExpr.cpp.o
18.644 [2587/63/4587] Building CXX object lib/Target/RISCV/AsmParser/CMakeFiles/LLVMRISCVAsmParser.dir/RISCVAsmParser.cpp.o
FAILED: lib/Target/RISCV/AsmParser/CMakeFiles/LLVMRISCVAsmParser.dir/RISCVAsmParser.cpp.o 
CCACHE_CPP2=yes CCACHE_HASHDIR=yes /usr/bin/ccache /usr/bin/clang++ -DGTEST_HAS_RTTI=0 -DLLVM_EXPORTS -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/b/1/llvm-x86_64-debian-dylib/build/lib/Target/RISCV/AsmParser -I/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser -I/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV -I/b/1/llvm-x86_64-debian-dylib/build/lib/Target/RISCV -I/b/1/llvm-x86_64-debian-dylib/build/include -I/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/include -fPIC -fvisibility-inlines-hidden -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 -fvisibility=hidden  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT lib/Target/RISCV/AsmParser/CMakeFiles/LLVMRISCVAsmParser.dir/RISCVAsmParser.cpp.o -MF lib/Target/RISCV/AsmParser/CMakeFiles/LLVMRISCVAsmParser.dir/RISCVAsmParser.cpp.o.d -o lib/Target/RISCV/AsmParser/CMakeFiles/LLVMRISCVAsmParser.dir/RISCVAsmParser.cpp.o -c /b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp:778:5: error: no type named 'VariantKind' in 'llvm::RISCVMCExpr'; did you mean 'llvm::MCSymbolRefExpr::VariantKind'?
    RISCVMCExpr::VariantKind VK = RISCVMCExpr::VK_None;
    ^~~~~~~~~~~~~~~~~~~~~~~~
    llvm::MCSymbolRefExpr::VariantKind
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/include/llvm/MC/MCExpr.h:196:8: note: 'llvm::MCSymbolRefExpr::VariantKind' declared here
  enum VariantKind : uint16_t {
       ^
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp:778:30: error: cannot initialize a variable of type 'llvm::MCSymbolRefExpr::VariantKind' with an rvalue of type 'llvm::RISCVMCExpr::Specifier'
    RISCVMCExpr::VariantKind VK = RISCVMCExpr::VK_None;
                             ^    ~~~~~~~~~~~~~~~~~~~~
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp:780:61: error: non-const lvalue reference to type 'RISCVMCExpr::Specifier' cannot bind to a value of unrelated type 'llvm::MCSymbolRefExpr::VariantKind'
    bool IsConstantImm = evaluateConstantImm(getImm(), Imm, VK);
                                                            ^~
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp:518:59: note: passing argument to parameter 'VK' here
                                  RISCVMCExpr::Specifier &VK) {
                                                          ^
/b/1/llvm-x86_64-debian-dylib/llvm-project/llvm/lib/Target/RISCV/AsmParser/RISCVAsmParser.cpp:784:15: warning: comparison of different enumeration types ('llvm::MCSymbolRefExpr::VariantKind' and 'llvm::RISCVMCExpr::Specifier') [-Wenum-compare]
           VK == RISCVMCExpr::VK_None;
           ~~ ^  ~~~~~~~~~~~~~~~~~~~~
1 warning and 3 errors generated.
18.666 [2587/62/4588] Building CXX object lib/Target/RISCV/MCA/CMakeFiles/LLVMRISCVTargetMCA.dir/RISCVCustomBehaviour.cpp.o
18.689 [2587/61/4589] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVMCCodeEmitter.cpp.o
19.370 [2587/60/4590] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVAsmBackend.cpp.o
19.508 [2587/59/4591] Building CXX object lib/Target/RISCV/MCTargetDesc/CMakeFiles/LLVMRISCVDesc.dir/RISCVBaseInfo.cpp.o
19.621 [2587/58/4592] Building CXX object tools/llvm-exegesis/lib/RISCV/CMakeFiles/LLVMExegesisRISCV.dir/RISCVExegesisPostprocessing.cpp.o
20.086 [2587/57/4593] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/AsmPrinter.cpp.o
20.348 [2587/56/4594] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVRedundantCopyElimination.cpp.o
20.359 [2587/55/4595] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVPostRAExpandPseudoInsts.cpp.o
21.047 [2587/54/4596] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVSelectionDAGInfo.cpp.o
21.626 [2587/53/4597] Building CXX object tools/llvm-exegesis/lib/RISCV/CMakeFiles/LLVMExegesisRISCV.dir/RISCVExegesisPreprocessing.cpp.o
21.784 [2587/52/4598] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVVectorMaskDAGMutation.cpp.o
22.065 [2587/51/4599] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTO.cpp.o
22.126 [2587/50/4600] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVPushPopOptimizer.cpp.o
22.265 [2587/49/4601] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVExpandAtomicPseudoInsts.cpp.o
22.505 [2587/48/4602] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVMergeBaseOffset.cpp.o
22.625 [2587/47/4603] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/GISel/RISCVRegisterBankInfo.cpp.o
22.800 [2587/46/4604] Building CXX object lib/Target/RISCV/CMakeFiles/LLVMRISCVCodeGen.dir/RISCVVMV0Elimination.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/132184