Make TargetSelectInstruction protected and called from FastISel.cpp

instead of SelectionDAGISel.cpp.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90636 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 1 deletions

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp
index c6c14016d2..4ead9c9d8c 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -532,7 +532,15 @@ bool FastISel::SelectBitCast(User *I) {
 
 bool
 FastISel::SelectInstruction(Instruction *I) {
-  return SelectOperator(I, I->getOpcode());
+  // First, try doing target-independent selection.
+  if (SelectOperator(I, I->getOpcode()))
+    return true;
+
+  // Next, try calling the target to attempt to handle the instruction.
+  if (TargetSelectInstruction(I))
+    return true;
+
+  return false;
 }
 
 /// FastEmitBranch - Emit an unconditional branch to the given block,