Displaying 2 results from an estimated 2 matches for "_uwind_resume_or_rethrow".
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_unwind_resume_or_rethrow
2011 Apr 12
3
[LLVMdev] Exception Handling Problems
...r current EH scheme.
We don't follow the exception handling ABI:
http://www.codesourcery.com/public/cxx-abi/abi-eh.html
This has caused problems for at least one project I know of. Also, because we
don't follow the ABI, our exception handling is slow (and people have
noticed). We call _Uwind_Resume_or_Rethrow, which is expensive and unnecessary.
Inlining is a huge problem for our current EH scheme. Its inability to properly
inline cleanups is the reason why I had to create the (very expensive) hack in
DwarfEHPrepare. And in the case of SingleSource/UnitTests/ObjC/exceptions.m, it
simply fails. The inli...
2011 Apr 13
0
[LLVMdev] Exception Handling Problems
...r current EH
scheme.
We don't follow the exception handling ABI:
http://www.codesourcery.com/public/cxx-abi/abi-eh.html
This has caused problems for at least one project I know of. Also,
because we don't follow the ABI, our exception handling is slow (and
people have noticed). We call _Uwind_Resume_or_Rethrow, which is
expensive and unnecessary.
Inlining is a huge problem for our current EH scheme. Its inability to
properly inline cleanups is the reason why I had to create the (very
expensive) hack in DwarfEHPrepare. And in the case of
SingleSource/UnitTests/ObjC/exceptions.m, it simply fails. The inli...