From 91822545c57de75fe1a88ec302dacb2769660ecc Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Sat, 8 Jul 2017 01:03:29 +0000 Subject: [PATCH] Remove a variable that was only used in asserts and had a duplicate copy in something we did use anyhow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307457 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86FrameLowering.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp index e3aa227702b..f294e819090 100644 --- a/lib/Target/X86/X86FrameLowering.cpp +++ b/lib/Target/X86/X86FrameLowering.cpp @@ -972,7 +972,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF, X86FI->setCalleeSavedFrameSize( X86FI->getCalleeSavedFrameSize() - TailCallReturnAddrDelta); - bool UseRedZone = false; bool UseStackProbe = !STI.getTargetLowering()->getStackProbeSymbolName(MF).empty(); // The default stack probe size is 4096 if the function has no stackprobesize @@ -1011,7 +1010,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF, X86FI->setUsesRedZone(MinSize > 0 || StackSize > 0); StackSize = std::max(MinSize, StackSize > 128 ? StackSize - 128 : 0); MFI.setStackSize(StackSize); - UseRedZone = true; } // Insert stack pointer adjustment for later moving of return addr. Only @@ -1189,7 +1187,8 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF, if (IsWin64Prologue && !IsFunclet && TRI->needsStackRealignment(MF)) AlignedNumBytes = alignTo(AlignedNumBytes, MaxAlign); if (AlignedNumBytes >= StackProbeSize && UseStackProbe) { - assert(!UseRedZone && "The Red Zone is not accounted for in stack probes"); + assert(!X86FI->getUsesRedZone() && + "The Red Zone is not accounted for in stack probes"); // Check whether EAX is livein for this block. bool isEAXAlive = isEAXLiveIn(MBB); -- 2.40.0