From 194eb71a11a77c7fb576780783a77e64924dfb10 Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Mon, 14 Nov 2011 01:39:36 +0000 Subject: Use getVNInfoBefore() when it makes sense. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144517 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/LiveInterval.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'lib/CodeGen/LiveInterval.cpp') diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp index 42e122efbe..a85639f9c1 100644 --- a/lib/CodeGen/LiveInterval.cpp +++ b/lib/CodeGen/LiveInterval.cpp @@ -680,15 +680,14 @@ unsigned ConnectedVNInfoEqClasses::Classify(const LiveInterval *LI) { // Connect to values live out of predecessors. for (MachineBasicBlock::const_pred_iterator PI = MBB->pred_begin(), PE = MBB->pred_end(); PI != PE; ++PI) - if (const VNInfo *PVNI = - LI->getVNInfoAt(LIS.getMBBEndIdx(*PI).getPrevSlot())) + if (const VNInfo *PVNI = LI->getVNInfoBefore(LIS.getMBBEndIdx(*PI))) EqClass.join(VNI->id, PVNI->id); } else { // Normal value defined by an instruction. Check for two-addr redef. // FIXME: This could be coincidental. Should we really check for a tied // operand constraint? // Note that VNI->def may be a use slot for an early clobber def. - if (const VNInfo *UVNI = LI->getVNInfoAt(VNI->def.getPrevSlot())) + if (const VNInfo *UVNI = LI->getVNInfoBefore(VNI->def)) EqClass.join(VNI->id, UVNI->id); } } -- cgit v1.2.3-70-g09d2