6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-11-02 07:11:49 +00:00
Code Issues Projects Releases Wiki Activity

Fix the instructions for adding an intrinsic.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25310 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2006-01-14 01:27:10 +00:00
parent 6fb3bd6a65
commit 2f86c223d3
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
docs/ExtendingLLVM.html
View File

@ -97,9 +97,13 @@ function and then be turned into an instruction if warranted.</p>
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
fold your intrinsic, add support to it in the <tt>canConstantFoldCallTo</tt> and
<tt>ConstantFoldCall</tt> functions.</li>
<li><tt>llvm/lib/Analysis/ConstantFolding.cpp</tt>: If it is possible to
constant fold your intrinsic, add support to it in the
<tt>canConstantFoldCallTo</tt> and <tt>ConstantFoldCall</tt> functions.</li>
<li><tt>llvm/lib/Transforms/Utils/Local.cpp</tt>: If your intrinsic has no side-
effects, add it to the list of intrinsics in the
<tt>isInstructionTriviallyDead</tt> function.</li>
<li>Test your intrinsic</li>