| Issue |
147781
|
| Summary |
[X86] Assertion failure: Range metadata and load type must match!
|
| Labels |
backend:X86,
crash
|
| Assignees |
|
| Reporter |
nikic
|
```llvm
target triple = "i686-pc-windows-gnu"
define void @test(ptr %p, ptr %p2) #0 {
%val = load i64, ptr %p, align 8, !range !0
store i64 %val, ptr %p2, align 8
ret void
}
attributes #0 = { "target-cpu"="pentium4" }
!0 = !{i64 1, i64 0}
```
```
llc: /home/npopov/repos/llvm-project/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:9495: SDValue llvm::SelectionDAG::getLoad(ISD::MemIndexedMode, ISD::LoadExtType, EVT, const SDLoc &, SDValue, SDValue, SDValue, EVT, MachineMemOperand *): Assertion `(!MMO->getRanges() || (mdconst::extract<ConstantInt>(MMO->getRanges()->getOperand(0)) ->getBitWidth() == MemVT.getScalarSizeInBits() && MemVT.isInteger())) && "Range metadata and load type must match!"' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0. Program arguments: build/bin/llc -debug
1. Running pass 'Function Pass Manager' on module '<stdin>'.
2. Running pass 'X86 DAG->DAG Instruction Selection' on function '@test'
#0 0x0000000007480ce8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (build/bin/llc+0x7480ce8)
#1 0x000000000747e3d5 llvm::sys::RunSignalHandlers() (build/bin/llc+0x747e3d5)
#2 0x0000000007481a91 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
#3 0x00007faf1d9fbc30 __restore_rt (/lib64/libc.so.6+0x19c30)
#4 0x00007faf1da5511c __pthread_kill_implementation (/lib64/libc.so.6+0x7311c)
#5 0x00007faf1d9fbafe gsignal (/lib64/libc.so.6+0x19afe)
#6 0x00007faf1d9e36d0 abort (/lib64/libc.so.6+0x16d0)
#7 0x00007faf1d9e3639 __assert_perror_fail (/lib64/libc.so.6+0x1639)
#8 0x000000000723472c llvm::SelectionDAG::getLoad(llvm::ISD::MemIndexedMode, llvm::ISD::LoadExtType, llvm::EVT, llvm::SDLoc const&, llvm::SDValue, llvm::SDValue, llvm::SDValue, llvm::EVT, llvm::MachineMemOperand*) (build/bin/llc+0x723472c)
#9 0x00000000072352cf llvm::SelectionDAG::getLoad(llvm::EVT, llvm::SDLoc const&, llvm::SDValue, llvm::SDValue, llvm::MachineMemOperand*) (build/bin/llc+0x72352cf)
#10 0x0000000005ae2d78 combineStore(llvm::SDNode*, llvm::SelectionDAG&, llvm::TargetLowering::DAGCombinerInfo&, llvm::X86Subtarget const&) X86ISelLowering.cpp:0:0
#11 0x0000000005abd1cc llvm::X86TargetLowering::PerformDAGCombine(llvm::SDNode*, llvm::TargetLowering::DAGCombinerInfo&) const X86ISelLowering.cpp:0:0
#12 0x0000000007066302 (anonymous namespace)::DAGCombiner::combine(llvm::SDNode*) DAGCombiner.cpp:0:0
#13 0x0000000007065046 llvm::SelectionDAG::Combine(llvm::CombineLevel, llvm::BatchAAResults*, llvm::CodeGenOptLevel) (build/bin/llc+0x7065046)
```
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