[LLVMdev] how to get the InvodInst 's Operand Name?
Evan Cheng
echeng at apple.com
Thu Mar 26 09:22:02 PDT 2009
On Mar 26, 2009, at 7:30 AM, zhengjian zhang wrote:
> Hi Duncan,
>
>
>>> I don't get it.
> Sorry my bad English! hehe.
>
>>> What has this got to do with determining the
>>> names "@__cxa_throw" and "@_ZTi"?
>
> Record the Information into the MachineModule Info, so in Dwarfwriter
> or SjLjWriter(my sjlj-eh name)
> can build the except table correctly!
Is it possible to implement it without using MachineModuleInfo? It's
being removed.
Evan
>
>
> 2009/3/26 Duncan Sands <baldrick at free.fr>:
>> Hi zhangzw,
>>
>>>>> Why do you want the names anyway?
>>>
>>> because i 'am working on llvm to support sjlj-eh for my target.
>>> for my side, I lookup the llvm invoke instruction to build the
>>> sjlj-eh
>>> on sjlj-eh it's need store the landing pad index to stack before
>>> call __cxa_throw,
>>> but it seems no ! in llvm-backend because it only suport
>>> dwarf-eh!
>>> so i have to build another node to store landingpad index to stack
>>> before llvm invoke instruction.
>>> am i write for the direction? hehe.
>>
>> I don't get it. What has this got to do with determining the
>> names "@__cxa_throw" and "@_ZTi"?
>>
>> Ciao,
>>
>> Duncan.
>>
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