From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 9 Mar 2010 22:17:06 +0000 (+0000)
Subject: Permit inlining into huge functions. This heuristic is ancient, and inlining
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=74a684222d45b4d9eb3986a10c92c9ec67378568;p=oota-llvm.git

Permit inlining into huge functions. This heuristic is ancient, and inlining
can sometimes help reduce function size.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98088 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/InlineCost.cpp b/lib/Analysis/InlineCost.cpp
index ca50a1721e0..140e7daa6d3 100644
--- a/lib/Analysis/InlineCost.cpp
+++ b/lib/Analysis/InlineCost.cpp
@@ -352,11 +352,6 @@ InlineCost InlineCostAnalyzer::getInlineCost(CallSite CS,
   // Calls usually take a long time, so they make the inlining gain smaller.
   InlineCost += CalleeFI.Metrics.NumCalls * InlineConstants::CallPenalty;
 
-  // Don't inline into something too big, which would make it bigger.
-  // "size" here is the number of basic blocks, not instructions.
-  //
-  InlineCost += Caller->size()/15;
-  
   // Look at the size of the callee. Each instruction counts as 5.
   InlineCost += CalleeFI.Metrics.NumInsts*InlineConstants::InstrCost;