[vmkit-commits] VMKit AOT Compilation Error

[Minas Abrahamyan]

Hi Will,

Just curious, you are stating use of 32-bit system (Mac OS X x86) but addresses
in stacktrace you brought are 64-bit values. Maybe you're running
x86_64 version?

-Minas

On Thu, Jul 15, 2010 at 10:51 PM, Will Dietz <willdtz at gmail.com> wrote:
> Hi all,
>
> I'm trying to use the AOT compilation feature of VMKit, and am
> struggling to compile glibj to native code.
>
> I'm working on Mac OS X x86, and have tried both VMkit-2.7 with
> LLVM-2.7 as well as TOT of both, and both cases yield:
>
> make ENABLE_OPTIMIZED=1 REQUIRES_FRAME_POINTER=1
> llvm[0]: Compiling glibj.zip to llvm
> llvm[0]: Optimizing glibj.zip
> llvm[0]: Compiling glibj.zip.bc to native
> i64 zext (i32 add (i32 ptrtoint ([4 x i32 (...)*]* @261 to i32), i32 1) to i64)
>  FIXME: Don't support this constant expr
>  UNREACHABLE executed at
> /Users/wdietz2/llvm/tot/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp:1268!
>  0  llc               0x00000001009f9582 PrintStackTrace(void*) + 34
>  1  llc               0x00000001009fa223 SignalHandler(int) + 707
>  2  libSystem.B.dylib 0x00007fff83bc935a _sigtramp + 26
>  3  llc               0x0000000100cf9840 llvm::dbgs()::thestrm + 0
>  4  llc               0x00000001009d654d
> llvm::llvm_unreachable_internal(char const*, char const*, unsigned
> int) + 381
>  5  llc               0x00000001005cf0a7 LowerConstant(llvm::Constant
> const*, llvm::AsmPrinter&) + 2631
>  6  llc               0x00000001005ce8bd LowerConstant(llvm::Constant
> const*, llvm::AsmPrinter&) + 605
>  7  llc               0x00000001005cfa7c
> EmitGlobalConstantImpl(llvm::Constant const*, unsigned int,
> llvm::AsmPrinter&) + 2092
>  8  llc               0x00000001005d0e90
> EmitGlobalConstantArray(llvm::ConstantArray const*, unsigned int,
> llvm::AsmPrinter&) + 80
>  9  llc               0x00000001005cf562
> EmitGlobalConstantImpl(llvm::Constant const*, unsigned int,
> llvm::AsmPrinter&) + 786
>  10 llc               0x00000001005d1569
> llvm::AsmPrinter::EmitGlobalVariable(llvm::GlobalVariable const*) +
> 1129
>  11 llc               0x00000001005d21bf
> llvm::AsmPrinter::doFinalization(llvm::Module&) + 79
>  12 llc               0x0000000100978986
> llvm::FPPassManager::runOnModule(llvm::Module&) + 246
>  13 llc               0x000000010097a3dc
> llvm::MPPassManager::runOnModule(llvm::Module&) + 604
>  14 llc               0x000000010097a6d3
> llvm::PassManagerImpl::run(llvm::Module&) + 163
>  15 llc               0x000000010097a7ad
> llvm::PassManager::run(llvm::Module&) + 13
>  16 llc               0x000000010001e980 main + 2928
>  17 llc               0x000000010001d3b8 start + 52
>  Stack dump:
>  0.      Program arguments:
> /Users/wdietz2/llvm/tot/llvm-objects/Release+Asserts/bin/llc
> -relocation-model=pic -disable-fp-elim glibj-optimized.zip.bc -o
> glibj.zip.s
>  1.      Running pass 'Function Pass Manager' on module
> 'glibj-optimized.zip.bc'.
>  make: *** [glibj.zip.s] Abort trap
>
> I also get this error even if I skip the optimization step (run
> similar llc command on just glibj.bc), for whatever that's worth.
>
> Any thoughts on what might be wrong or where I might look to fix it?
> Anyone else seeing this?
>
> Thanks for your time,
>
> ~Will Dietz
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