From: Evan Cheng <evan.cheng@apple.com>
Date: Sat, 11 Nov 2006 07:19:36 +0000 (+0000)
Subject: Add all implicit defs to FP_REG_KILL mi.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=490ce1ea6f85395127f62ba521ce9d20d1f569fe;p=oota-llvm.git

Add all implicit defs to FP_REG_KILL mi.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31674 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 68b89a4d160..ddc730d9593 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -525,7 +525,12 @@ void X86DAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
 
     // Finally, if we found any FP code, emit the FP_REG_KILL instruction.
     if (ContainsFPCode) {
-      BuildMI(*BB, BB->getFirstTerminator(), X86::FP_REG_KILL, 0);
+      const TargetInstrDescriptor &II= TM.getInstrInfo()->get(X86::FP_REG_KILL);
+      MachineInstrBuilder MIB =
+        BuildMI(*BB, BB->getFirstTerminator(), X86::FP_REG_KILL, 0);
+      for (const unsigned *ImplicitDefs = II.ImplicitDefs;
+           *ImplicitDefs; ++ImplicitDefs)
+        MIB = MIB.addReg(*ImplicitDefs, true, true);
       ++NumFPKill;
     }
   }