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2020 Jul 15
2
[Beginner] Understanding Tablegen language
Is there a backend to Tablegen which can dump a map of pattern-to-matched to instruction-to-be-generated? --help doesn't seem to indicate anything like that. On Tue, Jul 14, 2020 at 2:13 PM Rotate Right <rightrotate5 at gmail.com> wrote: > Thanks Matt and Thomas. I will go through them. > > On Tue, Jul 14, 2020, 1:35 PM Matt P. Dziubinski <matdzb at gmail.com> wrote: > >> On 7/13/2020 21:30, Thomas Lively via llvm-dev wrote: >> > Part of the problem is that ISel patterns are...
2020 Jul 14
2
[Beginner] Understanding Tablegen language
On 7/13/2020 21:30, Thomas Lively via llvm-dev wrote: > Part of the problem is that ISel patterns are like their own DSL inside > the TableGen DSL, so keywords like "ins", "outs", and "ops" aren't > keywords at the TableGen level, but rather at the level of the ISel > system implemented with TableGen. Copying existing patterns and reading > the