From: Chris Lattner <sabre@nondot.org>
Date: Fri, 6 May 2005 19:58:35 +0000 (+0000)
Subject: use splice instead of remove/insert for a minor speedup
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=f924a4c21fd34386015ca42628d3648b908102d0;p=oota-llvm.git

use splice instead of remove/insert for a minor speedup


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21743 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y
index d99680fdb8c..34e0f70b3c1 100644
--- a/lib/AsmParser/llvmAsmParser.y
+++ b/lib/AsmParser/llvmAsmParser.y
@@ -1703,8 +1703,9 @@ InstructionList : InstructionList Inst {
     // Make sure to move the basic block to the correct location in the
     // function, instead of leaving it inserted wherever it was first
     // referenced.
-    CurFun.CurrentFunction->getBasicBlockList().remove($$);
-    CurFun.CurrentFunction->getBasicBlockList().push_back($$);
+    Function::BasicBlockListType &BBL = 
+      CurFun.CurrentFunction->getBasicBlockList();
+    BBL.splice(BBL.end(), BBL, $$);
   }
   | LABELSTR {
     $$ = getBBVal(ValID::create($1), true);
@@ -1712,8 +1713,9 @@ InstructionList : InstructionList Inst {
     // Make sure to move the basic block to the correct location in the
     // function, instead of leaving it inserted wherever it was first
     // referenced.
-    CurFun.CurrentFunction->getBasicBlockList().remove($$);
-    CurFun.CurrentFunction->getBasicBlockList().push_back($$);
+    Function::BasicBlockListType &BBL = 
+      CurFun.CurrentFunction->getBasicBlockList();
+    BBL.splice(BBL.end(), BBL, $$);
   };
 
 BBTerminatorInst : RET ResolvedVal {              // Return with a result...