[vmkit-commits] VMKit AOT Compilation Error

[Will Dietz]

Hi Minas,

You're absolutely correct, thanks for the catch.  I'm using a machine
I only have remote access to, and trusted 'uname -m'... which
apparently was a mistake.

Sorry about the misinformation.

~Will

On Thu, Jul 15, 2010 at 11:05 PM, Minas Abrahamyan <minas.subs at gmail.com> wrote:
> 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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>>
>