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authorSean Silva <silvas@purdue.edu>2013-01-30 20:39:46 +0000
committerSean Silva <silvas@purdue.edu>2013-01-30 20:39:46 +0000
commite70de1f462ca26c17f39d36c91e4784ff035f90d (patch)
tree86d6c4b2d4ac10812ffe944fea696fa5a3943a2c /docs
parentaa57893e84ba7a35948fcaa99812ba88e58f4797 (diff)
[docs] Guide prospective TableGen backend writers.
Boilerplate is often the hardest part of getting started with these kinds of things, so throw them a bone. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173969 91177308-0d34-0410-b5e6-96231b3b80d8
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-rw-r--r--docs/TableGenFundamentals.rst4
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diff --git a/docs/TableGenFundamentals.rst b/docs/TableGenFundamentals.rst
index 526795f53d..4fe4bb986a 100644
--- a/docs/TableGenFundamentals.rst
+++ b/docs/TableGenFundamentals.rst
@@ -791,6 +791,10 @@ Expressions used by code generator to describe instructions and isel patterns:
TableGen backends
=================
+Until we get a step-by-step HowTo for writing TableGen backends, you can at
+least grab the boilerplate (build system, new files, etc.) from Clang's
+r173931.
+
TODO: How they work, how to write one. This section should not contain details
about any particular backend, except maybe ``-print-enums`` as an example. This
should highlight the APIs in ``TableGen/Record.h``.