[llvm-commits] [llvm] r105290 - /llvm/trunk/lib/Target/X86/X86FastISel.cpp

[Dan Gohman]

Author: djg
Date: Tue Jun  1 16:09:47 2010
New Revision: 105290

URL: http://llvm.org/viewvc/llvm-project?rev=105290&view=rev
Log:
Fix the allocation of shadow space for the Win64 calling convention
in X86FastISel. Patch by Jan Sjodin.

Modified:
    llvm/trunk/lib/Target/X86/X86FastISel.cpp

Modified: llvm/trunk/lib/Target/X86/X86FastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86FastISel.cpp?rev=105290&r1=105289&r2=105290&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86FastISel.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86FastISel.cpp Tue Jun  1 16:09:47 2010
@@ -1391,6 +1391,12 @@
   // Analyze operands of the call, assigning locations to each operand.
   SmallVector<CCValAssign, 16> ArgLocs;
   CCState CCInfo(CC, false, TM, ArgLocs, I->getParent()->getContext());
+  
+  // Allocate shadow area for Win64
+  if (Subtarget->isTargetWin64()) {  
+    CCInfo.AllocateStack(32, 8); 
+  }
+
   CCInfo.AnalyzeCallOperands(ArgVTs, ArgFlags, CCAssignFnForCall(CC));
 
   // Get a count of how many bytes are to be pushed on the stack.