[PATCH] D97928: [AMDGPU] Restore the s_memtime instruction in gfx1030

Mitch Phillips via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri Mar 5 16:48:02 PST 2021 

hctim added a comment.

Hello, it looks like this change broke the MSan and ASan buildbots.

http://lab.llvm.org:8011/#/builders/5/builds/5327

  FAIL: LLVM :: CodeGen/AMDGPU/GlobalISel/readcyclecounter.ll (39307 of 74613)
  ******************** TEST 'LLVM :: CodeGen/AMDGPU/GlobalISel/readcyclecounter.ll' FAILED ********************
  Script:
  --
  : 'RUN: at line 2';   /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/llc -global-isel -march=amdgcn -mcpu=tonga -verify-machineinstrs < /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/../readcyclecounter.ll | /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=SIVI -check-prefix=GCN /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/../readcyclecounter.ll
  : 'RUN: at line 3';   /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/llc -global-isel -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/../readcyclecounter.ll | /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=GCN /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/../readcyclecounter.ll
  --
  Exit Code: 2
  Command Output (stderr):
  --
  ==75699==WARNING: MemorySanitizer: use-of-uninitialized-value
      #0 0x3518e32 in bool llvm::InstructionSelector::executeMatchTable<llvm::AMDGPUInstructionSelector const, llvm::PredicateBitsetImpl<62ul>, llvm::Optional<llvm::SmallVector<std::__1::function<void (llvm::MachineInstrBuilder&)>, 4u> > (llvm::AMDGPUInstructionSelector::*)(llvm::MachineOperand&) const, void (llvm::AMDGPUInstructionSelector::*)(llvm::MachineInstrBuilder&, llvm::MachineInstr const&, int) const>(llvm::AMDGPUInstructionSelector const&, llvm::SmallVector<llvm::MachineInstrBuilder, 4u>&, llvm::InstructionSelector::MatcherState&, llvm::InstructionSelector::ISelInfoTy<llvm::PredicateBitsetImpl<62ul>, llvm::Optional<llvm::SmallVector<std::__1::function<void (llvm::MachineInstrBuilder&)>, 4u> > (llvm::AMDGPUInstructionSelector::*)(llvm::MachineOperand&) const, void (llvm::AMDGPUInstructionSelector::*)(llvm::MachineInstrBuilder&, llvm::MachineInstr const&, int) const> const&, long const*, llvm::TargetInstrInfo const&, llvm::MachineRegisterInfo&, llvm::TargetRegisterInfo const&, llvm::RegisterBankInfo const&, llvm::PredicateBitsetImpl<62ul> const&, llvm::CodeGenCoverage&) const /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/GlobalISel/InstructionSelectorImpl.h:149:11
      #1 0x34fe428 in llvm::AMDGPUInstructionSelector::selectImpl(llvm::MachineInstr&, llvm::CodeGenCoverage&) const /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/lib/Target/AMDGPU/AMDGPUGenGlobalISel.inc:1218:7
      #2 0x3557c75 in llvm::AMDGPUInstructionSelector::select(llvm::MachineInstr&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
      #3 0xb45543c in llvm::InstructionSelect::runOnMachineFunction(llvm::MachineFunction&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/GlobalISel/InstructionSelect.cpp:186:18
      #4 0x7327a1f in llvm::MachineFunctionPass::runOnFunction(llvm::Function&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/CodeGen/MachineFunctionPass.cpp:72:13
      #5 0x826124c in llvm::FPPassManager::runOnFunction(llvm::Function&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1439:27
      #6 0x6482dab in RunPassOnSCC /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Analysis/CallGraphSCCPass.cpp:178:25
      #7 0x6482dab in RunAllPassesOnSCC /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Analysis/CallGraphSCCPass.cpp:476:9
      #8 0x6482dab in (anonymous namespace)::CGPassManager::runOnModule(llvm::Module&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/Analysis/CallGraphSCCPass.cpp:541:18
      #9 0x8263b7a in runOnModule /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1554:27
      #10 0x8263b7a in llvm::legacy::PassManagerImpl::run(llvm::Module&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:542:44
      #11 0x8280619 in llvm::legacy::PassManager::run(llvm::Module&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/lib/IR/LegacyPassManager.cpp:1681:14
      #12 0x28f8ca2 in compileModule(char**, llvm::LLVMContext&) /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:687:8
      #13 0x28f2b80 in main /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/tools/llc/llc.cpp:388:22
      #14 0x7f1559fb809a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a)
      #15 0x2872809 in _start (/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/llc+0x2872809)
  SUMMARY: MemorySanitizer: use-of-uninitialized-value /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/include/llvm/CodeGen/GlobalISel/InstructionSelectorImpl.h:149:11 in bool llvm::InstructionSelector::executeMatchTable<llvm::AMDGPUInstructionSelector const, llvm::PredicateBitsetImpl<62ul>, llvm::Optional<llvm::SmallVector<std::__1::function<void (llvm::MachineInstrBuilder&)>, 4u> > (llvm::AMDGPUInstructionSelector::*)(llvm::MachineOperand&) const, void (llvm::AMDGPUInstructionSelector::*)(llvm::MachineInstrBuilder&, llvm::MachineInstr const&, int) const>(llvm::AMDGPUInstructionSelector const&, llvm::SmallVector<llvm::MachineInstrBuilder, 4u>&, llvm::InstructionSelector::MatcherState&, llvm::InstructionSelector::ISelInfoTy<llvm::PredicateBitsetImpl<62ul>, llvm::Optional<llvm::SmallVector<std::__1::function<void (llvm::MachineInstrBuilder&)>, 4u> > (llvm::AMDGPUInstructionSelector::*)(llvm::MachineOperand&) const, void (llvm::AMDGPUInstructionSelector::*)(llvm::MachineInstrBuilder&, llvm::MachineInstr c
  Exiting
  FileCheck error: '<stdin>' is empty.
  FileCheck command line:  /b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=SIVI -check-prefix=GCN /b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/../readcyclecounter.ll


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D97928/new/

https://reviews.llvm.org/D97928

More information about the cfe-commits mailing list