X86 prefer scheduling for reduced register pressure.

llvm-svn: 25602
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index b97c57d..04b9de3 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -39,6 +39,7 @@
   setShiftAmountType(MVT::i8);
   setSetCCResultType(MVT::i8);
   setSetCCResultContents(ZeroOrOneSetCCResult);
+  setSchedulingPreference(SchedulingForRegPressure);
   setShiftAmountFlavor(Mask);   // shl X, 32 == shl X, 0
   setStackPointerRegisterToSaveRestore(X86::ESP);