<div dir="ltr"><br><br><div class="gmail_quote"><div dir="ltr">On Mon, Mar 20, 2017 at 8:59 AM Reid Kleckner <<a href="mailto:rnk@google.com">rnk@google.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="gmail_msg">I came across llvm/docs/HistoricalNotes/2002-06-25-MegaPatchInfo.txt, which has this:<div class="gmail_msg">"""<br class="gmail_msg"><div class="gmail_msg"><div class="gmail_msg">* The Function class now has helper functions for accessing the Arguments list.</div><div class="gmail_msg">  Instead of having to go through getArgumentList for simple things like</div><div class="gmail_msg">  iterator over the arguments, now the a*() methods can be used to access them.</div></div><div class="gmail_msg">"""</div><div class="gmail_msg"><br class="gmail_msg"></div><div class="gmail_msg">So, it seems like there was a desire to move away from using getArgumentList() all the way back in 2002.</div></div><div class="gmail_msg"><br class="gmail_msg"></div><div class="gmail_msg">I removed getArgumentList() in a follow-up change anyway, so it's not a public member anymore.</div></div></blockquote><div><br>Ah, great - haven't got to my llvm-commits catch up yet, I'll keep an eye out for it. Thanks!</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="gmail_extra gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg">On Mon, Mar 20, 2017 at 8:54 AM, David Blaikie <span dir="ltr" class="gmail_msg"><<a href="mailto:dblaikie@gmail.com" class="gmail_msg" target="_blank">dblaikie@gmail.com</a>></span> wrote:<br class="gmail_msg"><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="gmail_msg"><br class="gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg"><span class="gmail_msg"><div dir="ltr" class="gmail_msg">On Thu, Mar 16, 2017 at 12:07 PM Reid Kleckner via cfe-commits <<a href="mailto:cfe-commits@lists.llvm.org" class="gmail_msg" target="_blank">cfe-commits@lists.llvm.org</a>> wrote:<br class="gmail_msg"></div><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: rnk<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
Date: Thu Mar 16 13:55:46 2017<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
New Revision: 297975<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=297975&view=rev" rel="noreferrer" class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg" target="_blank">http://llvm.org/viewvc/llvm-project?rev=297975&view=rev</a><br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
Log:<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
Use arg_begin() instead of getArgumentList().begin(), the argument list is an implementation detail<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg"></blockquote></span><div class="gmail_msg"><br class="gmail_msg">Seems like a somewhat strange justification, given that getArgumentList looks like a public member and probably used pervasively before LLVM moved towards more iterator-centric interfaces, etc.<br class="gmail_msg"><br class="gmail_msg">What do you mean by 'an implementation detail' in this context/what motivated this change? (curious what I'm missing)<br class="gmail_msg"><br class="gmail_msg">- Dave<br class="gmail_msg"> </div><span class="gmail_msg"><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
Modified:<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
    cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
Modified: cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp?rev=297975&r1=297974&r2=297975&view=diff" rel="noreferrer" class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp?rev=297975&r1=297974&r2=297975&view=diff</a><br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
==============================================================================<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
--- cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp (original)<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
+++ cfe/trunk/lib/CodeGen/CGOpenMPRuntime.cpp Thu Mar 16 13:55:46 2017<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
@@ -3780,9 +3780,7 @@ CGOpenMPRuntime::emitTaskInit(CodeGenFun<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
   // Emit initial values for private copies (if any).<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
   llvm::Value *TaskPrivatesMap = nullptr;<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
   auto *TaskPrivatesMapTy =<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
-      std::next(cast<llvm::Function>(TaskFunction)->getArgumentList().begin(),<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
-                3)<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
-          ->getType();<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
+      std::next(cast<llvm::Function>(TaskFunction)->arg_begin(), 3)->getType();<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
   if (!Privates.empty()) {<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
     auto FI = std::next(KmpTaskTWithPrivatesQTyRD->field_begin());<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
     TaskPrivatesMap = emitTaskPrivateMappingFunction(<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
_______________________________________________<br class="m_-4606618875266473257m_7976901512862770450gmail_msg gmail_msg">
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</blockquote></span></div></div>
</blockquote></div><br class="gmail_msg"></div>
</blockquote></div></div>