The X86 target will soon have an implementation of createFastISel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55010 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 14 insertions, 0 deletions

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index b67c625287..3f49c11170 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1869,6 +1869,14 @@ bool X86TargetLowering::IsEligibleForTailCallOptimization(SDValue Call,
   return false;
 }
 
+FastISel *X86TargetLowering::createFastISel(MachineBasicBlock *mbb,
+                                            MachineFunction *mf,
+                                            const TargetInstrInfo *tii) {
+  // FastISel isn't yet supported.
+  return 0;
+}
+
+
 //===----------------------------------------------------------------------===//
 //                           Other Lowering Hooks
 //===----------------------------------------------------------------------===//
diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h
index 63866e76da..1415be7b63 100644
--- a/lib/Target/X86/X86ISelLowering.h
+++ b/lib/Target/X86/X86ISelLowering.h
@@ -466,6 +466,12 @@ namespace llvm {
       return (VT == MVT::f64 && X86ScalarSSEf64) || // f64 is when SSE2
       (VT == MVT::f32 && X86ScalarSSEf32);   // f32 is when SSE1
     }
+
+    /// createFastISel - This method returns a target specific FastISel object,
+    /// or null if the target does not support "fast" ISel.
+    virtual FastISel *createFastISel(MachineBasicBlock *mbb,
+                                     MachineFunction *mf,
+                                     const TargetInstrInfo *tii);
     
   private:
     /// Subtarget - Keep a pointer to the X86Subtarget around so that we can