</ol>
<div class="doc_author">
- <p>Written by <a href="http://misha.brukman.net">Misha Brukman</a></p>
+ <p>Written by <a href="http://misha.brukman.net">Misha Brukman</a> and
+ Brad Jones</p>
</div>
<!-- *********************************************************************** -->
someone else is already working on it. You will save yourself a lot of time and
effort by doing so.</p>
-<p>Finally, these are my notes, and since my extensions are not complete, I may
-be missing steps. If you find some omissions, please let me know <a
-href="http://misha.brukman.net/contact.html">directly</a> or post on <a
-href="http://mail.cs.uiuc.edu/mailman/listinfo/llvmdev">LLVM-dev</a>.</p>
-
</div>
<!-- *********************************************************************** -->
not access memory or does not write to memory, add it to the relevant list
of functions.</li>
-<li><tt>llvm/lib/Transforms/Utils/Local.cpp</tt>: If it is possible to constant
- propagate your intrinsic, add support to it in the
+<li><tt>llvm/lib/Transforms/Utils/Local.cpp</tt>: If it is possible to
+ constant-propagate your intrinsic, add support to it in the
<tt>canConstantFoldCallTo</tt> and <tt>ConstantFoldCall</tt> functions.</li>
<li>Test your intrinsic</li>
-<li><tt>llvm/test/Regression/*</tt>: add your test cases to the test suite.</li>
+
+<li><tt>llvm/test/Regression/*</tt>: add your test cases to the test suite</li>
</ol>
-<p>If this intrinsic requires code generator support (ie, it cannot be lowered).
-You should also add support to the code generator in question.</p>
+<p>If this intrinsic requires code generator support (i.e., it cannot be
+lowered), you should also add support to the code generator in question.</p>
</div>
add the grammar on how your instruction can be read and what it will
construct as a result</li>
-<li><tt>llvm/lib/Bytecode/Reader/InstructionReader.cpp</tt>:
+<li><tt>llvm/lib/Bytecode/Reader/Reader.cpp</tt>:
add a case for your instruction and how it will be parsed from bytecode</li>
<li><tt>llvm/lib/VMCore/Instruction.cpp</tt>:
add a case for how your instruction will be printed out to assembly</li>
-<li><tt>llvm/lib/VMCore/i*.cpp</tt>:
- implement the class you defined in <tt>llvm/include/llvm/i*.h</tt></li>
+<li><tt>llvm/lib/VMCore/Instructions.cpp</tt>:
+ implement the class you defined in
+ <tt>llvm/include/llvm/Instructions.h</tt></li>
+
+<li>Test your instruction</li>
+
+<li><tt>llvm/lib/Target/*</tt>:
+ Add support for your instruction to code generators, or add a lowering
+ pass.</li>
+
+<li><tt>llvm/test/Regression/*</tt>: add your test cases to the test suite.</li>
</ol>
<div class="doc_text">
-<p>TODO</p>
+<ol>
+<li><tt>llvm/include/llvm/Type.def</tt>:
+ add enum for the type</li>
+
+<li><tt>llvm/include/llvm/Type.h</tt>:
+ add ID number for the new type; add a forward declaration of the type
+ also</li>
+
+<li><tt>llvm/include/llvm/DerivedType.h</tt>:
+ add new class to represent new class in the hierarchy; add forward
+ declaration to the TypeMap value type</li>
+
+<li><tt>llvm/lib/VMCore/Type.cpp</tt>:
+ add support for derived type to:
+<div class="doc_code">
+<pre>
+std::string getTypeDescription(const Type &Ty,
+ std::vector<const Type*> &TypeStack)
+bool TypesEqual(const Type *Ty, const Type *Ty2,
+ std::map<const Type*, const Type*> & EqTypes)
+</pre>
+</div>
+ add necessary member functions for type, and factory methods</li>
+
+<li><tt>llvm/lib/AsmReader/Lexer.l</tt>:
+ add ability to parse in the type from text assembly</li>
+
+<li><tt>llvm/lib/ByteCode/Writer/Writer.cpp</tt>:
+ modify <tt>void BytecodeWriter::outputType(const Type *T)</tt> to serialize
+ your type</li>
+
+<li><tt>llvm/lib/ByteCode/Reader/Reader.cpp</tt>:
+ modify <tt>const Type *BytecodeReader::ParseType()</tt> to read your data
+ type</li>
+
+<li><tt>llvm/lib/VMCore/AsmWriter.cpp</tt>:
+ modify
+<div class="doc_code">
+<pre>
+void calcTypeName(const Type *Ty,
+ std::vector<const Type*> &TypeStack,
+ std::map<const Type*,std::string> &TypeNames,
+ std::string & Result)
+</pre>
+</div>
+ to output the new derived type
+</li>
+
+
+</ol>
</div>