llvmbot
commented
1 month ago @llvm/issue-subscribers-mlir-affine
Author: None (axeabc)
git version: 8168088f0a9015b
system: `Ubuntu 18.04.6 LTS`
reproduce with: `mlir-opt -affine-loop-fusion a.mlir`
a.mlir:
```
#map = affine_map<(d0) -> (d0)>
#map1 = affine_map<(d0) -> (d0 + 1)>
module {
func.func @test_add_slice_bounds() {
%alloc = memref.alloc() : memref<10xf32>
%cst = arith.constant 0.619152 : f32
affine.for %arg0 = 0 to 10 {
affine.for %arg1 = #map(%arg0) to #map1(%arg0) {
affine.store %cst, %alloc[%arg1] : memref<10xf32>
}
}
affine.for %arg0 = 0 to 3 {
affine.for %arg1 = 0 to 10 {
affine.for %arg2 = #map(%arg0) to #map1(%arg0) {
affine.for %arg3 = #map(%arg1) to #map1(%arg1) {
%0 = affine.apply #map1(%arg3)
%1 = affine.load %alloc[%0] : memref<10xf32>
}
}
}
}
return
}
}
```
stack trace:
```
mlir-opt: /data/szy/MLIR/llvm-release/llvm-project/mlir/lib/Dialect/Affine/IR/AffineOps.cpp:2402: void mlir::affine::AffineForOp::setLowerBound(ValueRange, AffineMap): Assertion `map.getNumResults() >= 1 && "bound map has at least one result"' 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 -affine-loop-fusion a.mlir
#0 0x000055725a2b72c8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10dc2c8)
#1 0x000055725a2b4dde llvm::sys::RunSignalHandlers() (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10d9dde)
#2 0x000055725a2b7c5d SignalHandler(int) Signals.cpp:0:0
#3 0x00007f456da40420 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x14420)
#4 0x00007f456d07d00b raise /build/glibc-LcI20x/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#5 0x00007f456d05c859 abort /build/glibc-LcI20x/glibc-2.31/stdlib/abort.c:81:7
#6 0x00007f456d05c729 get_sysdep_segment_value /build/glibc-LcI20x/glibc-2.31/intl/loadmsgcat.c:509:8
#7 0x00007f456d05c729 _nl_load_domain /build/glibc-LcI20x/glibc-2.31/intl/loadmsgcat.c:970:34
#8 0x00007f456d06dfd6 (/lib/x86_64-linux-gnu/libc.so.6+0x33fd6)
#9 0x000055725a3568df (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x117b8df)
#10 0x000055725a3f2396 mlir::affine::fuseLoops(mlir::affine::AffineForOp, mlir::affine::AffineForOp, mlir::affine::ComputationSliceState const&, bool) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x1217396)
#11 0x000055725a3c7d9e (anonymous namespace)::GreedyFusion::performFusionsIntoDest(unsigned int, unsigned int) LoopFusion.cpp:0:0
#12 0x000055725a3c5b35 (anonymous namespace)::GreedyFusion::fuseProducerConsumerNodes(unsigned int) LoopFusion.cpp:0:0
#13 0x000055725a3c55c9 void llvm::function_ref<void (mlir::Operation*)>::callback_fn<(anonymous namespace)::LoopFusion::runOnOperation()::$_0>(long, mlir::Operation*) LoopFusion.cpp:0:0
#14 0x000055725a3bb84e void mlir::detail::walk<mlir::ForwardIterator>(mlir::Operation*, llvm::function_ref<void (mlir::Operation*)>, mlir::WalkOrder) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x11e084e)
#15 0x000055725a3c2b2d (anonymous namespace)::LoopFusion::runOnOperation() LoopFusion.cpp:0:0
#16 0x000055725d3de156 mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x4203156)
#17 0x000055725d3deac0 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x4203ac0)
#18 0x000055725d3e1102 mlir::PassManager::run(mlir::Operation*) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x4206102)
#19 0x000055725d3d9931 performActions(llvm::raw_ostream&, std::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, mlir::MlirOptMainConfig const&) MlirOptMain.cpp:0:0
#20 0x000055725d3d958b llvm::LogicalResult llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>::callback_fn<mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&)::$_0>(long, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&) MlirOptMain.cpp:0:0
#21 0x000055725d485f25 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+0x42aaf25)
#22 0x000055725d3d49b5 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+0x41f99b5)
#23 0x000055725d3d4c5f mlir::MlirOptMain(int, char**, llvm::StringRef, llvm::StringRef, mlir::DialectRegistry&) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x41f9c5f)
#24 0x000055725d3d4f8e mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&) (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x41f9f8e)
#25 0x000055725a297f07 main (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10bcf07)
#26 0x00007f456d05e083 __libc_start_main /build/glibc-LcI20x/glibc-2.31/csu/../csu/libc-start.c:342:3
#27 0x000055725a297a8e _start (/data/szy/MLIR/llvm-release/llvm-project/build/bin/mlir-opt+0x10bca8e)
```
git version: 8168088f0a9015b
system:
Ubuntu 18.04.6 LTSreproduce with:
mlir-opt -affine-loop-fusion a.mlira.mlir:
stack trace: