[llvm-dev] matchertable document

[ye janboe via llvm-dev]

hi,Gabriel

Thanks for this information.

Janboe

On Fri, Feb 5, 2021 at 2:46 PM Gabriel Hjort Åkerlund
<gabriel.hjort.akerlund at ericsson.com> wrote:
>
> Hi Janboe,
>
> As far as I know, there is no such document. The closest thing I have found
> which explains how the matchtable works is a blog post:
> https://eli.thegreenplace.net/2013/02/25/a-deeper-look-into-the-llvm-code-generator-part-1
>
> It's dated, but the core of it is still applies today.
>
> Cheers,
> Gabriel
>
> -----Original Message-----
> From: llvm-dev <llvm-dev-bounces at lists.llvm.org> On Behalf Of ye janboe via
> llvm-dev
> Sent: den 5 februari 2021 04:08
> To: llvm-dev at lists.llvm.org
> Subject: [llvm-dev] matchertable document
>
> hi,
> I want to understand how instruction is matched, but I could not find any
> document about martchertable by googling.
>
> Is there any document about how it is generated by tablegen and how it works
> for instruction selection?
>
> Thanks
>
> Janboe
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