[LLVMdev] release procedure questions

[reed kotler]

On 03/10/2014 03:37 PM, Eric Christopher wrote:
> cc'ing Bill as Release Manager
>
> On Mon, Mar 10, 2014 at 2:53 PM, reed kotler <rkotler at mips.com> wrote:
>> I'm trying to understand how Mips will fit into the official release
>> procedure.
>>
>> There are two Mips compilers:
>>    1) The X86 resident llvm/clang compiler that can generate code for various
>> Mips targets.
>>    2) The Mips resident compiler (on linux or bsd or other) which would
>> generate code primarily for that same host.
>>
>>
>> How does this fit into the release structure?
> Pretty easily. :)
>
>> We would like to make sure that the released X86 hosted Clang/LLVM compiler
>> has been tested for all the Mips targets that we support.
>>
> You guys should do this then on the release branches after it's been cut.
What is the procedure here ?

We give some feedback to the release manager or we provide a build slave 
for this or what?

Is test-release.sh only for the native Mips compiler or do we run that 
too using the LLVM/Clang x86 linux compiler
to produce output for Mips and then run LNT or something?

>
>> We would like to produce a Mips hosted LLVM compiler for official LLVM
>> distribution that can at least generate code for that same Mips host and
>> probably
>> all Mips targets but most likely it would be beyond our resources to test
>> that as a cross compiler to various other LLVM
>> targets. I.e. we can't tell if we can generate correct code the Hexagon
>> processor beyond running whatever is in "make check".
>> Should we be building our Mips native compiler so that it only supports the
>> Mips target for example; if that is all we can test?
>>
> You could do that, I'm not sure what the general thing is with
> binaries. IMO if a target passes make check then it should be ok to
> leave in the binary.
>
> -eric
>
>> I'm unclear exactly how we fit into this release process given what I have
>> described above.
>>
>> Tia.
>>
>> Reed
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