We were trying to see if we have done something wrong here...I am now
getting another error when attempting to compile the "next" component in my
project:
Instruction does not dominate all uses!
%gep38 = add i32 %tess, 144
call void @emscripten_longjmp(i32 %gep38, i32 1) #6
Instruction does not dominate all uses!
%gep38 = add i32 %tess, 144
call void @emscripten_longjmp(i32 %gep38, i32 1) #6
Instruction does not dominate all uses!
%.1 = select i1 %35, i32 3, i32 %.vertexSize
call void @OutputContours(i32 %tess, i32 %56, i32 %.1)
Instruction does not dominate all uses!
%.1 = select i1 %35, i32 3, i32 %.vertexSize
call void @OutputPolymesh(i32 %tess, i32 %56, i32 %elementType, i32
%polySize, i32 %.1)
Broken module found, compilation aborted!
0 opt 0x000000010e4e8825
llvm::sys::PrintStackTrace(__sFILE*) + 37
1 opt 0x000000010e4e8d69 SignalHandler(int) + 553
2 libsystem_c.dylib 0x00007fff817a490a _sigtramp + 26
3 opt 0x000000010e3f6d6f
llvm::AttributeSet::get(llvm::LLVMContext&, unsigned int,
llvm::AttrBuilder&) + 527
4 opt 0x000000010e4e8b26 abort + 22
5 opt 0x000000010e4a4592 (anonymous
namespace)::Verifier::abortIfBroken() + 258
6 opt 0x000000010e4a4475 (anonymous
namespace)::Verifier::runOnFunction(llvm::Function&) + 1781
7 opt 0x000000010e48fb1b
llvm::FPPassManager::runOnFunction(llvm::Function&) + 315
8 opt 0x000000010e48fd0b
llvm::FPPassManager::runOnModule(llvm::Module&) + 59
9 opt 0x000000010e48ff68
llvm::MPPassManager::runOnModule(llvm::Module&) + 344
10 opt 0x000000010e49066d
llvm::PassManagerImpl::run(llvm::Module&) + 493
11 opt 0x000000010e49082d
llvm::PassManager::run(llvm::Module&) + 13
12 opt 0x000000010dcd3f6d main + 7357
13 libdyld.dylib 0x00007fff8bcbd7e1 start + 0
Stack dump:
0. Program arguments:
/Users/xiangl/Build_cmake_assignment/fastcomp/emscripten-fastcomp/build/Release/bin/opt
/tmp/tmpmnTilx/CDFKit.bc -strip-debug -internalize
-internalize-public-api-list=CDFRelease,CDFDescription,CDFSessionCreate,CDFSessionGetEvaluator,CDFSessionRun,CDFEvaluatorEvaluate,CDFDocumentCreate,CDFExprCreateWithParsedString,CDFExprCreateSymbol,CDFExprCreateWithHead,CDFExprAddPart,CDFViewControllerCreate,CDFViewControllerSetExpr,CDFViewControllerSetFormatWidth,CDFViewControllerGetFormattedHeight,CDFViewControllerGetFormattedBaseline,CDFViewControllerDraw,malloc,free
-globaldce -pnacl-abi-simplify-preopt -pnacl-abi-simplify-postopt -o
/tmp/tmpmnTilx/CDFKit.bc.opt.bc
1. Running pass 'Function Pass Manager' on module
'/tmp/tmpmnTilx/CDFKit.bc'.
2. Running pass 'Module Verifier' on function '@tessTesselate'
Traceback (most recent call last):
File "/opt/emscripten-incoming/emcc", line 1828, in <module>
shared.Building.llvm_opt(final, link_opts)
File "/opt/emscripten-incoming/tools/shared.py", line 1173, in llvm_opt
assert os.path.exists(target), 'Failed to run llvm optimizations: ' +
output
AssertionError: Failed to run llvm optimizations:
What I am doing wrong?
Thanks
--Xiang
On Fri, Feb 7, 2014 at 11:17 AM, Alon Zakai <[email protected]> wrote:
> What error do you have now?
>
> If you can send the bitcode that would be best for debugging.
>
> - Alon
>
>
>
> On Thu, Feb 6, 2014 at 12:22 AM, Xiang Li <[email protected]> wrote:
>
>> fastcomp can now compile our project successfully. Thanks!
>>
>> Unfortunately when I run the generated script I am seeing same problems
>> as I had experienced with static linking! This makes me suspect the root
>> cause for the wrong behavior at runtime may be the similar for fastcomp
>> and static linking. I mean perhaps if you fix fastcomp you will also be
>> able to fix static linking (though I understand static linking is not your
>> top priority at this moment)
>>
>> I think I do need to send you part of our bitcode so you can link them
>> together using both fastcomp and the current emcc compiler...that way you
>> can run one of our tests and compare the difference. I'll think about what
>> you might need and send it to you ASAP. If there is better way I can help
>> you debug this let me know.
>>
>> Best regards!
>>
>> Thanks
>> --Xiang
>>
>>
>>
>> On Wed, Feb 5, 2014 at 6:21 PM, Alon Zakai <[email protected]> wrote:
>>
>>> Thanks, I was able to make a testcase for that in llvm IR - no idea how
>>> to do it in C ;)
>>>
>>> This should be fixed on latest fastcomp, please let me know.
>>>
>>> - Alon
>>>
>>>
>>>
>>> On Wed, Feb 5, 2014 at 12:06 PM, Xiang Li <[email protected]>wrote:
>>>
>>>> Hi
>>>> With the latest fastcomp code base, I added fprintf in
>>>>
>>>> lib/Target/JSBackend/JSBackend.cpp : around line 829
>>>>
>>>>
>>>> Here is what I got:
>>>>
>>>> raw c_str double 0x7FEFFFFFFFFFFFFF
>>>>
>>>> raw length 16
>>>>
>>>> raw 7FEFFFFFFFFFFFFF
>>>>
>>>> raw c_str double 0x370000000000000
>>>>
>>>> raw length 15
>>>>
>>>> raw 370000000000000
>>>>
>>>> Linking then fails because the length is an odd number
>>>> assert((len&1)
>>>>
>>>>
>>>> I am not sure how to make sense of this and relate to my code. What
>>>> else should I do to get the actual c++ code that triggers the error?
>>>>
>>>> I thought sending you our bitcode but it's a lot of files scattered in
>>>> a bunch of folders in CMAKE build folder....
>>>>
>>>> Thanks
>>>> --Xiang
>>>>
>>>>
>>>> On Thu, Jan 30, 2014 at 9:13 AM, Xiang Li <[email protected]>wrote:
>>>>
>>>>> I got the permission so I will send the bitcode to you later. I am on
>>>>> Mac. Do I need to generate the bitcode on Linux for you to investigate? I
>>>>> am not sure if the bitcode from different platforms will be exactly
>>>>> same...
>>>>>
>>>>> Now for the static linking, I wonder if you can determine what went
>>>>> wrong by just looking at the bitcode? If so that would be great and I then
>>>>> can also send the bitcode generated using LLVM_3.2...
>>>>>
>>>>> Best regards
>>>>>
>>>>> --Xiang
>>>>>
>>>>>
>>>>> On Tue, Jan 28, 2014 at 5:59 PM, Alon Zakai <[email protected]>wrote:
>>>>>
>>>>>> If you can attach the bitcode file that would be easiest to reproduce
>>>>>> the problem with. Otherwise you can see where it happens by adding some
>>>>>> debug printouts in the code and rebuilding fastcomp. In this case,
>>>>>> puts(raw) right before that assert should help.
>>>>>>
>>>>>> - Alon
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Jan 28, 2014 at 9:37 AM, Xiang Li <[email protected]>wrote:
>>>>>>
>>>>>>> I tried using fastcomp to compile my project, I got the following
>>>>>>> error.
>>>>>>>
>>>>>>> I used emcc 'incoming' branch and the last llvm backend. How do I
>>>>>>> know which part of my code triggers the error?
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Warning: Variable __init_array_start not referenced
>>>>>>> Warning: Variable __init_array_end not referenced
>>>>>>> Warning: Variable __fini_array_start not referenced
>>>>>>> Warning: Variable __fini_array_end not referenced
>>>>>>> (len&1) == 0
>>>>>>> /Users/xiangl/Build_cmake_assignment/fastcomp/emscripten-fastcomp/lib/Target/JSBackend/JSBackend.cpp
>>>>>>> : 769
>>>>>>> LLVM ERROR: fail
>>>>>>> Traceback (most recent call last):
>>>>>>> File "/opt/emscripten-incoming/emscripten.py", line 1352, in
>>>>>>> <module>
>>>>>>> _main(environ=os.environ)
>>>>>>> File "/opt/emscripten-incoming/emscripten.py", line 1340, in _main
>>>>>>> temp_files.run_and_clean(lambda: main(
>>>>>>> File "/opt/emscripten-incoming/tools/tempfiles.py", line 39, in
>>>>>>> run_and_clean
>>>>>>> return func()
>>>>>>> File "/opt/emscripten-incoming/emscripten.py", line 1348, in
>>>>>>> <lambda>
>>>>>>> DEBUG_CACHE=DEBUG_CACHE,
>>>>>>> File "/opt/emscripten-incoming/emscripten.py", line 1235, in main
>>>>>>> jcache=jcache, temp_files=temp_files, DEBUG=DEBUG,
>>>>>>> DEBUG_CACHE=DEBUG_CACHE)
>>>>>>> File "/opt/emscripten-incoming/emscripten.py", line 749, in
>>>>>>> emscript_fast
>>>>>>> backend_output = open(temp_js).read()
>>>>>>> IOError: [Errno 2] No such file or directory: '/tmp/tmpcZyQuB.4.js'
>>>>>>> Traceback (most recent call last):
>>>>>>> File "/opt/emscripten-incoming/emcc", line 1863, in <module>
>>>>>>> final = shared.Building.emscripten(final, append_ext=False,
>>>>>>> extra_args=extra_args)
>>>>>>> File "/opt/emscripten-incoming/tools/shared.py", line 1276, in
>>>>>>> emscripten
>>>>>>> assert os.path.exists(filename + '.o.js') and len(open(filename
>>>>>>> + '.o.js', 'r').read()) > 0, 'Emscripten failed to generate .js: ' +
>>>>>>> str(compiler_output)
>>>>>>> AssertionError: Emscripten failed to generate .js:
>>>>>>> make[2]: *** [MCore/test/MCoreTest.html] Error 1
>>>>>>> make[1]: *** [MCore/test/CMakeFiles/MCoreTest.dir/all] Error 2
>>>>>>> make: *** [all] Error 2
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> -Xiang Li
>>>>>>>
>>>>>>> --
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>>>>>>>
>>>>>>
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>>>>>>
>>>>>
>>>>>
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>>>
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