From 6a77066913fdf850080134d73c9950984fa8a9a7 Mon Sep 17 00:00:00 2001 From: Jim Grosbach Date: Thu, 26 Aug 2010 23:32:16 +0000 Subject: Simplify eliminateFrameIndex() interface back down now that PEI doesn't need to try to re-use scavenged frame index reference registers. rdar://8277890 llvm-svn: 112241 --- llvm/lib/CodeGen/PrologEpilogInserter.cpp | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) (limited to 'llvm/lib/CodeGen/PrologEpilogInserter.cpp') diff --git a/llvm/lib/CodeGen/PrologEpilogInserter.cpp b/llvm/lib/CodeGen/PrologEpilogInserter.cpp index 66138f6782c..e2802c1fdf4 100644 --- a/llvm/lib/CodeGen/PrologEpilogInserter.cpp +++ b/llvm/lib/CodeGen/PrologEpilogInserter.cpp @@ -63,7 +63,6 @@ bool PEI::runOnMachineFunction(MachineFunction &Fn) { const TargetRegisterInfo *TRI = Fn.getTarget().getRegisterInfo(); RS = TRI->requiresRegisterScavenging(Fn) ? new RegScavenger() : NULL; FrameIndexVirtualScavenging = TRI->requiresFrameIndexScavenging(Fn); - FrameConstantRegMap.clear(); // Calculate the MaxCallFrameSize and AdjustsStack variables for the // function's frame information. Also eliminates call frame pseudo @@ -756,16 +755,8 @@ void PEI::replaceFrameIndices(MachineFunction &Fn) { // If this instruction has a FrameIndex operand, we need to // use that target machine register info object to eliminate // it. - TargetRegisterInfo::FrameIndexValue Value; - unsigned VReg = - TRI.eliminateFrameIndex(MI, SPAdj, &Value, + TRI.eliminateFrameIndex(MI, SPAdj, FrameIndexVirtualScavenging ? NULL : RS); - if (VReg) { - assert (FrameIndexVirtualScavenging && - "Not scavenging, but virtual returned from " - "eliminateFrameIndex()!"); - FrameConstantRegMap[VReg] = FrameConstantEntry(Value, SPAdj); - } // Reset the iterator if we were at the beginning of the BB. if (AtBeginning) { -- cgit v1.2.3