docs: Fix a couple of typo-ish errors in WritingAnLLVMPass

- Make CallGraphSCCPass's paragraph about doFinalization refer to
  runOnSCC instead of runOnFunction, since that's what it's about.
- Fix a reference in the FunctionPass paragraph.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222222 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Justin Bogner 2014-11-18 05:00:52 +00:00
parent 60a8349a7d
commit 9804c41b55

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@ -434,9 +434,8 @@ The ``doFinalization(CallGraph &)`` method
virtual bool doFinalization(CallGraph &CG);
The ``doFinalization`` method is an infrequently used method that is called
when the pass framework has finished calling :ref:`runOnFunction
<writing-an-llvm-pass-runOnFunction>` for every function in the program being
compiled.
when the pass framework has finished calling :ref:`runOnSCC
<writing-an-llvm-pass-runOnSCC>` for every SCC in the program being compiled.
.. _writing-an-llvm-pass-FunctionPass:
@ -456,7 +455,7 @@ To be explicit, ``FunctionPass`` subclasses are not allowed to:
#. Inspect or modify a ``Function`` other than the one currently being processed.
#. Add or remove ``Function``\ s from the current ``Module``.
#. Add or remove global variables from the current ``Module``.
#. Maintain state across invocations of:ref:`runOnFunction
#. Maintain state across invocations of :ref:`runOnFunction
<writing-an-llvm-pass-runOnFunction>` (including global data).
Implementing a ``FunctionPass`` is usually straightforward (See the :ref:`Hello