Displaying 2 results from an estimated 2 matches for "gohman_codegenandselectiondags".
2010 Sep 03
1
[LLVMdev] Thoughts about the llvm architecture -
...llvm and what is done where?
>
This presentation from 2008 by Dan Gohman describes the various pipeline
stages that happens during CodeGen.
And explains the bigger picture on how LLVM IR are converted by the
CodeGen into a leagal stream of MachineInstr.
Slides:
http://llvm.org/devmtg/2008-08/Gohman_CodeGenAndSelectionDAGs.pdf
Video:
http://llvm.org/devmtg/2008-08/Gohman_CodeGenAndSelectionDAGs_Hi.m4v
For more info see
http://llvm.org/docs/CodeGenerator.html
> For example it seems that ligalization takes place after instcombine,
> but I would think it
> should happen before instcombine.
>
The combin...
2010 Sep 03
3
[LLVMdev] Thoughts about the llvm architecture
>> Hi!
>>
>> The following thoughts about the llvm architecture I'd like to share
>> with you
>> (from the perspective of a user):
>>
>> - If a backend has no vector support, then I wonder why there is no
>> de-vectorization
>> pass that operates on indermediate llvm-ir. I would think that if you
>> use such a target
>> then