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Update the documentation, getCalleeSavedRegClasses is not required anymore.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105323 91177308-0d34-0410-b5e6-96231b3b80d8
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Rafael Espindola 2010-06-02 14:03:11 +00:00
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docs/WritingAnLLVMBackend.html
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@ -913,9 +913,6 @@ implementation in <tt>SparcRegisterInfo.cpp</tt>:
<li><tt>getCalleeSavedRegs</tt> &mdash; Returns a list of callee-saved registers
in the order of the desired callee-save stack frame offset.</li>
<li><tt>getCalleeSavedRegClasses</tt> &mdash; Returns a list of preferred
register classes with which to spill each callee saved register.</li>
<li><tt>getReservedRegs</tt> &mdash; Returns a bitset indexed by physical
register numbers, indicating if a particular register is unavailable.</li>