[PATCH] D68577: [LV] Apply sink-after & interleave-groups as VPlan transformations (NFC)

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Nov 8 11:03:21 PST 2019 

efriedma added a comment.

I'm seeing a new failure with this patch: http://lab.llvm.org:8011/builders/aosp-O3-polly-before-vectorizer-unprofitable/builds/1128 .  Crash log below.  Please let me know if you need me to come up with a testcase.

  `
  FAILED: out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.o 
  /bin/bash -c "PWD=/proc/self/cwd ulimit -t 240; llvm.inst/bin/clang 	-I external/tcpdump -I out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates -I out/target/product/angler/gen/EXECUTABLES/tcpdump_intermediates -I libnativehelper/include/nativehelper \$(cat out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/import_includes)  -I system/core/include -I system/media/audio/include -I hardware/libhardware/include -I hardware/libhardware_legacy/include -I hardware/ril/include -I libnativehelper/include -I frameworks/native/include -I frameworks/native/opengl/include -isystem frameworks/av/include -isystem out/target/product/angler/obj/include -isystem device/huawei/angler/kernel-headers -isystem hardware/qcom/msm8994/kernel-headers -isystem bionic/libc/arch-arm64/include -isystem bionic/libc/include -isystem bionic/libc/kernel/uapi -isystem bionic/libc/kernel/uapi/asm-arm64 -isystem bionic/libc/kernel/android/uapi -c  -fno-exceptions -Wno-multichar -fno-strict-aliasing -fstack-protector-strong -ffunction-sections -fdata-sections -funwind-tables -Wa,--noexecstack -Werror=format-security -D_FORTIFY_SOURCE=2 -fno-short-enums -no-canonical-prefixes -Werror=pointer-to-int-cast -Werror=int-to-pointer-cast -Werror=implicit-function-declaration -DNDEBUG -O2 -g -Wstrict-aliasing=2 -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith -DNDEBUG -UDEBUG -fdebug-prefix-map=/proc/self/cwd= -D__compiler_offsetof=__builtin_offsetof -Werror=int-conversion -Wno-reserved-id-macro -Wno-format-pedantic -Wno-unused-command-line-argument -fcolor-diagnostics -Wno-expansion-to-defined -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Werror=date-time -nostdlibinc -mcpu=cortex-a53 -target aarch64-linux-android -Bprebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/aarch64-linux-android/bin   -std=gnu99    -D_BSD_SOURCE -DHAVE_CONFIG_H -D_U_=\"__attribute__((unused))\" -Werror -fpie -D_USING_LIBCXX   -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast -Werror=address-of-temporary -Werror=return-type -Wno-error -O3 -mllvm -polly -mllvm -polly-position=before-vectorizer -mllvm -polly-process-unprofitable -MD -MF out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.d -o out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.o external/tcpdump/tcpdump.c"
  clang: /var/lib/buildbot/slaves/hexagon-build-03/aosp/llvm.src/llvm/include/llvm/Support/Casting.h:264: typename cast_retty<X, Y *>::ret_type llvm::cast(Y *) [X = llvm::VPWidenMemoryInstructionRecipe, Y = llvm::VPRecipeBase]: Assertion `isa<X>(Val) && "cast<Ty>() argument of incompatible type!"' failed.
  Stack dump:
  0.	Program arguments: llvm.inst/bin/clang -cc1 -triple aarch64-unknown-linux-android -emit-obj -mnoexecstack -disable-free -main-file-name tcpdump.c -mrelocation-model pic -pic-level 1 -pic-is-pie -mthread-model posix -mframe-pointer=all -relaxed-aliasing -fno-rounding-math -masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu cortex-a53 -target-feature +fp-armv8 -target-feature +neon -target-feature +crc -target-feature +crypto -target-feature +sha2 -target-feature +aes -target-abi aapcs -mllvm -aarch64-fix-cortex-a53-835769=1 -fallow-half-arguments-and-returns -dwarf-column-info -debug-info-kind=limited -dwarf-version=4 -debugger-tuning=gdb -ffunction-sections -fdata-sections -nostdsysteminc -resource-dir llvm.inst/lib/clang/10.0.0 -dependency-file out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.d -MT out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.o -sys-header-deps -isystem frameworks/av/include -isystem out/target/product/angler/obj/include -isystem device/huawei/angler/kernel-headers -isystem hardware/qcom/msm8994/kernel-headers -isystem bionic/libc/arch-arm64/include -isystem bionic/libc/include -isystem bionic/libc/kernel/uapi -isystem bionic/libc/kernel/uapi/asm-arm64 -isystem bionic/libc/kernel/android/uapi -I external/tcpdump -I out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates -I out/target/product/angler/gen/EXECUTABLES/tcpdump_intermediates -I libnativehelper/include/nativehelper -I external/boringssl/src/include -I external/boringssl/src/include -I external/boringssl/src/include -I external/libpcap -I external/libcxx/include -I external/libcxxabi/include -I system/core/include -I system/media/audio/include -I hardware/libhardware/include -I hardware/libhardware_legacy/include -I hardware/ril/include -I libnativehelper/include -I frameworks/native/include -I frameworks/native/opengl/include -D _FORTIFY_SOURCE=2 -D NDEBUG -D ANDROID -D NDEBUG -U DEBUG -D __compiler_offsetof=__builtin_offsetof -D _BSD_SOURCE -D HAVE_CONFIG_H -D _U_=__attribute__((unused)) -D _USING_LIBCXX -internal-isystem llvm.inst/lib/clang/10.0.0/include -O3 -Wno-multichar -Werror=format-security -Werror=pointer-to-int-cast -Werror=int-to-pointer-cast -Werror=implicit-function-declaration -Wstrict-aliasing=2 -W -Wall -Wno-unused -Winit-self -Wpointer-arith -Werror=int-conversion -Wno-reserved-id-macro -Wno-format-pedantic -Wno-unused-command-line-argument -Wno-expansion-to-defined -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Werror=date-time -Werror -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast -Werror=address-of-temporary -Werror=return-type -Wno-error -std=gnu99 -fdebug-compilation-dir /var/lib/buildbot/slaves/hexagon-build-03/aosp -fdebug-prefix-map=/proc/self/cwd= -ferror-limit 19 -fmessage-length 0 -stack-protector 2 -fno-signed-char -fgnuc-version=4.2.1 -fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-diagnostics -vectorize-loops -vectorize-slp -mllvm -polly -mllvm -polly-position=before-vectorizer -mllvm -polly-process-unprofitable -o out/target/product/angler/obj/EXECUTABLES/tcpdump_intermediates/tcpdump.o -x c external/tcpdump/tcpdump.c 
  1.	<eof> parser at end of file
  2.	Per-module optimization passes
  3.	Running pass 'Function Pass Manager' on module 'external/tcpdump/tcpdump.c'.
  4.	Running pass 'Loop Vectorization' on function '@lookup_ndo_printer'
   #0 0x00000000019a2684 PrintStackTraceSignalHandler(void*) (llvm.inst/bin/clang+0x19a2684)
   #1 0x00000000019a02de llvm::sys::RunSignalHandlers() (llvm.inst/bin/clang+0x19a02de)
   #2 0x00000000019a2aa8 SignalHandler(int) (llvm.inst/bin/clang+0x19a2aa8)
   #3 0x00007f370a6ccd10 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x10d10)
   #4 0x00007f37095b9267 raise /build/buildd/glibc-2.21/signal/../sysdeps/unix/sysv/linux/raise.c:55:0
   #5 0x00007f37095baeca abort /build/buildd/glibc-2.21/stdlib/abort.c:91:0
   #6 0x00007f37095b203d __assert_fail_base /build/buildd/glibc-2.21/assert/assert.c:92:0
   #7 0x00007f37095b20f2 (/lib/x86_64-linux-gnu/libc.so.6+0x2e0f2)
   #8 0x0000000001adbe07 llvm::LoopVectorizationPlanner::buildVPlanWithVPRecipes(llvm::VFRange&, llvm::SmallPtrSetImpl<llvm::Value*>&, llvm::SmallPtrSetImpl<llvm::Instruction*>&) (llvm.inst/bin/clang+0x1adbe07)
   #9 0x0000000001ad5f5f llvm::LoopVectorizationPlanner::buildVPlansWithVPRecipes(unsigned int, unsigned int) (llvm.inst/bin/clang+0x1ad5f5f)
  #10 0x0000000001ad57c2 llvm::LoopVectorizationPlanner::plan(unsigned int) (llvm.inst/bin/clang+0x1ad57c2)
  #11 0x0000000001adfd4b llvm::LoopVectorizePass::processLoop(llvm::Loop*) (llvm.inst/bin/clang+0x1adfd4b)
  #12 0x0000000001ae2ba4 llvm::LoopVectorizePass::runImpl(llvm::Function&, llvm::ScalarEvolution&, llvm::LoopInfo&, llvm::TargetTransformInfo&, llvm::DominatorTree&, llvm::BlockFrequencyInfo&, llvm::TargetLibraryInfo*, llvm::DemandedBits&, llvm::AAResults&, llvm::AssumptionCache&, std::__1::function<llvm::LoopAccessInfo const& (llvm::Loop&)>&, llvm::OptimizationRemarkEmitter&, llvm::ProfileSummaryInfo*) (llvm.inst/bin/clang+0x1ae2ba4)
  #13 0x0000000001ae6813 (anonymous namespace)::LoopVectorize::runOnFunction(llvm::Function&) (llvm.inst/bin/clang+0x1ae6813)
  #14 0x0000000001402eb3 llvm::FPPassManager::runOnFunction(llvm::Function&) (llvm.inst/bin/clang+0x1402eb3)
  #15 0x0000000001403198 llvm::FPPassManager::runOnModule(llvm::Module&) (llvm.inst/bin/clang+0x1403198)
  #16 0x0000000001403696 llvm::legacy::PassManagerImpl::run(llvm::Module&) (llvm.inst/bin/clang+0x1403696)
  #17 0x0000000001b7d310 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::DataLayout const&, llvm::Module*, clang::BackendAction, std::__1::unique_ptr<llvm::raw_pwrite_stream, std::__1::default_delete<llvm::raw_pwrite_stream> >) (llvm.inst/bin/clang+0x1b7d310)
  #18 0x00000000027a9c84 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (llvm.inst/bin/clang+0x27a9c84)
  #19 0x0000000002e90cf3 clang::ParseAST(clang::Sema&, bool, bool) (llvm.inst/bin/clang+0x2e90cf3)
  #20 0x00000000020c2480 clang::FrontendAction::Execute() (llvm.inst/bin/clang+0x20c2480)
  #21 0x0000000002061698 clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (llvm.inst/bin/clang+0x2061698)
  #22 0x000000000216b03d clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (llvm.inst/bin/clang+0x216b03d)
  #23 0x000000000094091f cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (llvm.inst/bin/clang+0x94091f)
  #24 0x000000000093e3b1 main (llvm.inst/bin/clang+0x93e3b1)
  #25 0x00007f37095a4a40 __libc_start_main /build/buildd/glibc-2.21/csu/libc-start.c:323:0
  #26 0x000000000093b649 _start (llvm.inst/bin/clang+0x93b649)
  clang: error: unable to execute command: Aborted (core dumped)
  clang: error: clang frontend command failed due to signal (use -v to see invocation)
  clang version 10.0.0 (/var/lib/buildbot/slaves/hexagon-build-03/aosp/llvm.src/clang e25bc5e0247141cb31093a370e22fe3249bdbb05)
  Target: aarch64-unknown-linux-android
  Thread model: posix
  InstalledDir: llvm.inst/bin
  clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script.
  clang: note: diagnostic msg: 
  ********************
  
  `


Repository:
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