[LLVMdev] Source file information.

[Aaron Gray]

>Aaron Gray wrote:
>> What I am after is to be able to emit line number information for COFF
>> (Common Object File Format) object module files, basically it comes down 
>> to
>> paired line numbers and virtual address offsets.
>>
>> I have not really set out to look at this yet, just feeling ahead, and 
>> was
>> prompted by Saman's question to have a look.
>>
>> So any pointers or help are most welcome,
>>
>So you are digging into the code generator issues.  That's beyond my ken.
>
>The original question seemed to be interested in getting debug
>information corresponding to an LLVM instruction at the LLVM IR level.
>That's what the code above does.  In your case, you need additional
>information about what the code generator is doing.  Unfortunately, I
>can't help you with that, but hopefully someone else can.
>
>Sorry.

Okay :)

What I need to find or write is somethng that maps MachineBasicBlocks to 
line numbers.

Aaron

>
> Török Edwin wrote:
>
>> On 2009-07-09 11:17, Aaron Gray wrote:
>>
>>
>>>>> -----Original Message-----
>>>>> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at cs.uiuc.edu]
>>>>>
>>>>>
>>>>>
>>>> On
>>>>
>>>>
>>>>
>>>>> Behalf Of Saman Aliari Zonouz
>>>>> Sent: Thursday, July 09, 2009 11:44 AM
>>>>> To: llvmdev at cs.uiuc.edu
>>>>> Subject: [LLVMdev] Source file information.
>>>>>
>>>>> Hi,
>>>>>
>>>>> I am new to LLVM, and need to find the line number and cpp source file
>>>>> name for each instruction in a .bc file. I suppose llvm debugger might
>>>>> have that feature but there is no documentation on it. Would you
>>>>>
>>>>>
>>>>>
>>>> please
>>>>
>>>>
>>>>
>>>>> give me some help how to do it?
>>>>>
>>>>>
>>>>>
>>>>>
>>>> Compile the original .cpp file with clang -g option.
>>>> The file/line is maintained in SDNodes with DebugLoc field.
>>>>
>>>>
>>>>
>>> Can you also get this information in LLVM ?
>>>
>>>
>>>
>> See Analysis/DebugInfo.h, and opt -print-dbginfo for an example of how
>> to use it.
>>
>>
>>> And what about with llvm-gcc ?
>>>
>>>
>>>
>> Yes, if compiled with -g.
>>
>> Best regards,
>> --Edwin
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>>
>
>
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