From 25d00d545d178fb30d31b11f59f9531031ac4016 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Mon, 19 Mar 2007 18:08:26 +0000 Subject: Remove -reduce-joining-phys-regs options. Make it on by default. llvm-svn: 35165 --- llvm/lib/CodeGen/LiveIntervalAnalysis.cpp | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'llvm/lib/CodeGen/LiveIntervalAnalysis.cpp') diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp index 4a6a561fe35..36db38e1dba 100644 --- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -42,7 +42,6 @@ STATISTIC(numJoins , "Number of interval joins performed"); STATISTIC(numPeep , "Number of identity moves eliminated after coalescing"); STATISTIC(numFolded , "Number of loads/stores folded into instructions"); STATISTIC(numAborts , "Number of times interval joining aborted"); -static cl::opt ReduceJoinPhys("reduce-joining-phy-regs", cl::Hidden); namespace { RegisterPass X("liveintervals", "Live Interval Analysis"); @@ -937,8 +936,7 @@ bool LiveIntervals::JoinCopy(MachineInstr *CopyMI, // virtual register. Once the coalescing is done, it cannot be broken and // these are not spillable! If the destination interval uses are far away, // think twice about coalescing them! - if (ReduceJoinPhys && !mopd->isDead() && - MRegisterInfo::isPhysicalRegister(repSrcReg)) { + if (!mopd->isDead() && MRegisterInfo::isPhysicalRegister(repSrcReg)) { // Small function. No need to worry! unsigned Threshold = allocatableRegs_.count() * 2; if (r2iMap_.size() <= Threshold) -- cgit v1.2.3