From bc025fbb64038b9f2c6615dd2d090c1c2ba0a91c Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Sun, 25 Feb 2007 09:39:02 +0000 Subject: [PATCH] Only add liveinterval to livein set if it isn't assigned a stack slot. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34593 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/RegAllocLinearScan.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp index 3a1bfc25fe8..76fc5809f52 100644 --- a/lib/CodeGen/RegAllocLinearScan.cpp +++ b/lib/CodeGen/RegAllocLinearScan.cpp @@ -303,10 +303,10 @@ void RA::linearScan() for (unsigned i = 0, e = handled_.size(); i != e; ++i) { LiveInterval *HI = handled_[i]; - if (HI->liveAt(StartIdx)) { - unsigned Reg = HI->reg; - if (MRegisterInfo::isVirtualRegister(Reg)) - Reg = vrm_->getPhys(Reg); + unsigned Reg = HI->reg; + if (!vrm_->hasStackSlot(Reg) && HI->liveAt(StartIdx)) { + assert(MRegisterInfo::isVirtualRegister(Reg)); + Reg = vrm_->getPhys(Reg); MBB->addLiveIn(Reg); } }