[llvm-commits] [llvm] r138853 - /llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

[Eric Christopher]

Author: echristo
Date: Tue Aug 30 23:17:21 2011
New Revision: 138853

URL: http://llvm.org/viewvc/llvm-project?rev=138853&view=rev
Log:
Rework this conditional a bit.

Patch by Sanjoy Das

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=138853&r1=138852&r2=138853&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Tue Aug 30 23:17:21 2011
@@ -521,12 +521,16 @@
 
   setOperationAction(ISD::STACKSAVE,          MVT::Other, Expand);
   setOperationAction(ISD::STACKRESTORE,       MVT::Other, Expand);
-  setOperationAction(ISD::DYNAMIC_STACKALLOC,
-                     (Subtarget->is64Bit() ? MVT::i64 : MVT::i32),
-                     ((Subtarget->isTargetCOFF()
-                       && !Subtarget->isTargetEnvMacho()) ||
-                      EnableSegmentedStacks
-                      ? Custom : Expand));
+
+  if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho())
+    setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ?
+                       MVT::i64 : MVT::i32, Custom);
+  else if (EnableSegmentedStacks)
+    setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ?
+                       MVT::i64 : MVT::i32, Custom);
+  else
+    setOperationAction(ISD::DYNAMIC_STACKALLOC, Subtarget->is64Bit() ?
+                       MVT::i64 : MVT::i32, Expand);
 
   if (!UseSoftFloat && X86ScalarSSEf64) {
     // f32 and f64 use SSE.