From 1850c80afb3f55d2476d9e4f10c9cd507f2ff858 Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Sat, 5 Feb 2011 15:11:32 +0000
Subject: Target/X86: Tweak allocating shadow area (aka home) on Win64. It must
 be enough for caller to allocate one.

llvm-svn: 124949
---
 llvm/lib/Target/X86/X86FrameLowering.cpp | 5 -----
 1 file changed, 5 deletions(-)

(limited to 'llvm/lib/Target/X86/X86FrameLowering.cpp')

diff --git a/llvm/lib/Target/X86/X86FrameLowering.cpp b/llvm/lib/Target/X86/X86FrameLowering.cpp
index 9722701ee20..0a3f931acf9 100644
--- a/llvm/lib/Target/X86/X86FrameLowering.cpp
+++ b/llvm/lib/Target/X86/X86FrameLowering.cpp
@@ -397,11 +397,6 @@ void X86FrameLowering::emitPrologue(MachineFunction &MF) const {
     if (HasFP) MinSize += SlotSize;
     StackSize = std::max(MinSize, StackSize > 128 ? StackSize - 128 : 0);
     MFI->setStackSize(StackSize);
-  } else if (IsWin64) {
-    // We need to always allocate 32 bytes as register spill area.
-    // FIXME: We might reuse these 32 bytes for leaf functions.
-    StackSize += 32;
-    MFI->setStackSize(StackSize);
   }
 
   // Insert stack pointer adjustment for later moving of return addr.  Only
-- 
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