[LLVMdev] recommendation books on code generation?

[Reed Kotler]

For me it was helpful to use the debugger (gdb) to step through things too.

On 02/22/2013 02:32 AM, Reed Kotler wrote:
> I don't think you need any special books.
>
> There is nothing complicated going on that is not in a basic compiler
> book. Mostly you have to understand how they implemented basic things in
> this framework.
>
> Knowing modern C++ (i.e. templates, overloading, etc...) and STL pretty
> well is more important than knowing about compiler theory in order to
> understand things.
>
> The documentation online just needs to be read many times and you need
> to do your own port or try and understand one for an architecture that
> you already know pretty well.
>
> http://llvm.org/docs/ProgrammersManual.html
> http://llvm.org/docs/
>
> You need to know what a phi node is. That is about the only thing that
> is mostly something you could not just learn from reading the code
> because it's a special term.
>
> http://en.wikipedia.org/wiki/Static_single_assignment_form
>
> Reed
>
>
> On 02/21/2013 11:48 PM, Jun Koi wrote:
>> hi,
>>
>> i am reading LLVM code, focusing on the code generation (backend) part.
>> however, it is still rather tough to understand all the code, so i think
>> i need to improve my background on compiler backend first.
>>
>> any recommendation on good books that introduces all the related
>> techniques used by LLVM: DAG lowering, DAG legalization,instruction
>> selection, scheduling, register allocation, etc...
>>
>> i looked at the Dragon book, but it seems outdated, and didnt introduce
>> all the above concepts.
>>
>> many thanks,
>> Jun
>>
>>
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