| Issue |
120186
|
| Summary |
[Mlir][affine] --lower-affine crashes in AffineToStandard.cpp:46: buildMinMaxReductionSeq
|
| Labels |
mlir
|
| Assignees |
|
| Reporter |
Emilyaxe
|
git version: ff939b06a5
system: `Ubuntu 18.04.6 LTS`
reproduce with: `/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt a.mlir --lower-affine`
a.mlir:
```
module {
llvm.mlir.global private constant @__constant_1x31x28xi32_5(dense<4939> : tensor<1x31x28xi32>) {addr_space = 0 : i32, alignment = 64 : i64} : !llvm.array<1 x array<31 x array<28 x i32>>>
func.func private @func2(%arg0: memref<1x31x28xi32, strided<[?, ?, ?], offset: ?>>, %arg1: memref<1x31x28xi32, strided<[?, ?, ?], offset: ?>>) -> () {
%3 = llvm.mlir.addressof @__constant_1x31x28xi32_5 : !llvm.ptr
%8 = llvm.mlir.constant(0 : index) : i64
%9 = llvm.mlir.undef : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%10 = llvm.mlir.constant(3735928559 : index) : i64
%13 = llvm.mlir.constant(1 : index) : i64
%14 = llvm.mlir.constant(31 : index) : i64
%15 = llvm.mlir.constant(28 : index) : i64
%16 = llvm.mlir.constant(868 : index) : i64
%80 = llvm.getelementptr %3[0, 0, 0, 0] : (!llvm.ptr) -> !llvm.ptr, !llvm.array<1 x array<31 x array<28 x i32>>>
%81 = llvm.inttoptr %10 : i64 to !llvm.ptr
%82 = llvm.insertvalue %81, %9[0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%83 = llvm.insertvalue %80, %82[1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%84 = llvm.insertvalue %8, %83[2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%85 = llvm.insertvalue %13, %84[3, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%86 = llvm.insertvalue %14, %85[3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%87 = llvm.insertvalue %15, %86[3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%88 = llvm.insertvalue %16, %87[4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%89 = llvm.insertvalue %15, %88[4, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%90 = llvm.insertvalue %13, %89[4, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>
%92 = builtin.unrealized_conversion_cast %90 : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> to memref<1x31x28xi32>
%alloc = memref.alloc() : memref<31x28xi32>
%alloc_95 = memref.alloc() : memref<1x31x28xi32>
affine.parallel (%arg2) = (max()) to (min()) {
affine.parallel (%arg3) = (0) to (31) {
affine.parallel (%arg4) = (0) to (28) {
%249 = affine.load %92[%arg2, %arg3, %arg4] : memref<1x31x28xi32>
affine.store %249, %alloc_95[%arg2, %arg3, %arg4] : memref<1x31x28xi32>
}
}
}
return
}
}
```
stack trace:
```
mlir-opt: /data/szy/MLIR/llvm-release/llvm-project/mlir/lib/Conversion/AffineToStandard/AffineToStandard.cpp:46: Value buildMinMaxReductionSeq(Location, arith::CmpIPredicate, ValueRange, OpBuilder &): Assertion `!values.empty() && "empty min/max chain"' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0. Program arguments: /data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt a.mlir --lower-affine
#0 0x0000563768152348 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x111f348)
#1 0x000056376814fe5e llvm::sys::RunSignalHandlers() (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x111ce5e)
#2 0x0000563768152cdd SignalHandler(int) Signals.cpp:0:0
#3 0x00007fef4939f420 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x14420)
#4 0x00007fef489dc00b raise /build/glibc-LcI20x/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#5 0x00007fef489bb859 abort /build/glibc-LcI20x/glibc-2.31/stdlib/abort.c:81:7
#6 0x00007fef489bb729 get_sysdep_segment_value /build/glibc-LcI20x/glibc-2.31/intl/loadmsgcat.c:509:8
#7 0x00007fef489bb729 _nl_load_domain /build/glibc-LcI20x/glibc-2.31/intl/loadmsgcat.c:970:34
#8 0x00007fef489ccfd6 (/lib/x86_64-linux-gnu/libc.so.6+0x33fd6)
#9 0x000056376aa91164 buildMinMaxReductionSeq(mlir::Location, mlir::arith::CmpIPredicate, mlir::ValueRange, mlir::OpBuilder&) AffineToStandard.cpp:0:0
#10 0x000056376aa9371b (anonymous namespace)::AffineParallelLowering::matchAndRewrite(mlir::affine::AffineParallelOp, mlir::PatternRewriter&) const AffineToStandard.cpp:0:0
#11 0x000056376e123591 void llvm::function_ref<void ()>::callback_fn<mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>)::$_0>(long) PatternApplicator.cpp:0:0
#12 0x000056376e12025b mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x70ed25b)
#13 0x000056376b0bb713 (anonymous namespace)::OperationLegalizer::legalize(mlir::Operation*, mlir::ConversionPatternRewriter&) DialectConversion.cpp:0:0
#14 0x000056376b0ba767 mlir::OperationConverter::convert(mlir::ConversionPatternRewriter&, mlir::Operation*) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x4087767)
#15 0x000056376b0bb93f mlir::OperationConverter::convertOperations(llvm::ArrayRef<mlir::Operation*>) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x408893f)
#16 0x000056376b0c1afb mlir::applyPartialConversion(mlir::Operation*, mlir::ConversionTarget const&, mlir::FrozenRewritePatternSet const&, mlir::ConversionConfig) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x408eafb)
#17 0x000056376aa97ccd (anonymous namespace)::LowerAffinePass::runOnOperation() AffineToStandard.cpp:0:0
#18 0x000056376b05d3d6 mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x402a3d6)
#19 0x000056376b05dd00 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x402ad00)
#20 0x000056376b0602d2 mlir::PassManager::run(mlir::Operation*) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x402d2d2)
#21 0x000056376b058a4a performActions(llvm::raw_ostream&, std::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, mlir::MlirOptMainConfig const&) MlirOptMain.cpp:0:0
#22 0x000056376b05869d llvm::LogicalResult llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>::callback_fn<mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&)::$_0>(long, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&) MlirOptMain.cpp:0:0
#23 0x000056376b104235 mlir::splitAndProcessBuffer(std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>, llvm::raw_ostream&, llvm::StringRef, llvm::StringRef) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x40d1235)
#24 0x000056376b052685 mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x401f685)
#25 0x000056376b05292f mlir::MlirOptMain(int, char**, llvm::StringRef, llvm::StringRef, mlir::DialectRegistry&) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x401f92f)
#26 0x000056376b052c5e mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x401fc5e)
#27 0x0000563768132e37 main (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10ffe37)
#28 0x00007fef489bd083 __libc_start_main /build/glibc-LcI20x/glibc-2.31/csu/../csu/libc-start.c:342:3
#29 0x00005637681329ae _start (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10ff9ae)
```
![]()
_______________________________________________
llvm-bugs mailing list
llvm-bugs@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
