6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-03-01 01:30:36 +00:00
Code Issues Projects Releases Wiki Activity

validation fixes

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37205 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-05-18 05:36:14 +00:00
parent b348bb8125
commit b5c87f6056
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
docs/WritingAnLLVMPass.html
View File

@ -264,7 +264,7 @@ time.</p>
<div class="doc_code"><pre> <div class="doc_code"><pre>
static char ID; static char ID;
Hello() : FunctionPass((intptr_t)&ID) {} Hello() : FunctionPass((intptr_t)&amp;ID) {}
</pre></div><p> </pre></div><p>
<p> This declares pass identifier used by LLVM to identify pass. This allows LLVM to <p> This declares pass identifier used by LLVM to identify pass. This allows LLVM to
@ -485,7 +485,7 @@ refering to function bodies in no predictable order, or adding and removing
functions. Because nothing is known about the behavior of <tt>ModulePass</tt> functions. Because nothing is known about the behavior of <tt>ModulePass</tt>
subclasses, no optimization can be done for their execution. A module pass subclasses, no optimization can be done for their execution. A module pass
can use function level passes (e.g. dominators) using getAnalysis interface can use function level passes (e.g. dominators) using getAnalysis interface
<tt> getAnalysis<DominatorTree>(Function)</tt>. </p> <tt> getAnalysis&lt;DominatorTree&gt;(Function)</tt>. </p>
<p>To write a correct <tt>ModulePass</tt> subclass, derive from <p>To write a correct <tt>ModulePass</tt> subclass, derive from
<tt>ModulePass</tt> and overload the <tt>runOnModule</tt> method with the <tt>ModulePass</tt> and overload the <tt>runOnModule</tt> method with the
@ -746,7 +746,7 @@ program, or false if they didn't. </p>
<b>virtual bool</b> doInitialization(Loop *, LPPassManager &amp;LPM); <b>virtual bool</b> doInitialization(Loop *, LPPassManager &amp;LPM);
</pre></div> </pre></div>
The <tt>doInitialization</tt> method is designed to do simple initialization <p>The <tt>doInitialization</tt> method is designed to do simple initialization
type of stuff that does not depend on the functions being processed. The type of stuff that does not depend on the functions being processed. The
<tt>doInitialization</tt> method call is not scheduled to overlap with any <tt>doInitialization</tt> method call is not scheduled to overlap with any
other pass executions (thus it should be very fast). LPPassManager other pass executions (thus it should be very fast). LPPassManager
@ -1159,7 +1159,7 @@ For example:</p>
} }
</pre></div> </pre></div>
In above example, runOnFunction for DominatorTree is called by pass manager <p>In above example, runOnFunction for DominatorTree is called by pass manager
before returning a reference to the desired pass.</p> before returning a reference to the desired pass.</p>
<p> <p>
@ -1797,6 +1797,8 @@ places (for global resources). Although this is a simple extension, we simply
haven't had time (or multiprocessor machines, thus a reason) to implement this. haven't had time (or multiprocessor machines, thus a reason) to implement this.
Despite that, we have kept the LLVM passes SMP ready, and you should too.</p> Despite that, we have kept the LLVM passes SMP ready, and you should too.</p>
</div>
<!-- *********************************************************************** --> <!-- *********************************************************************** -->
<hr> <hr>
<address> <address>