From: Eric Christopher <echristo@apple.com>
Date: Sat, 7 May 2011 04:37:27 +0000 (+0000)
Subject: Fix the non-MC encoding of pkhbt and pkhtb.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=33c110e602bbdfee23cfb58fddef246a262647ab;p=oota-llvm.git

Fix the non-MC encoding of pkhbt and pkhtb.

Patch by Stephen Hines.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131045 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/ARMCodeEmitter.cpp b/lib/Target/ARM/ARMCodeEmitter.cpp
index fa7371626f2..d0c0e952512 100644
--- a/lib/Target/ARM/ARMCodeEmitter.cpp
+++ b/lib/Target/ARM/ARMCodeEmitter.cpp
@@ -1372,6 +1372,12 @@ void ARMCodeEmitter::emitMiscArithInstruction(const MachineInstr &MI) {
   // Set the conditional execution predicate
   Binary |= II->getPredicate(&MI) << ARMII::CondShift;
 
+  // PKH instructions are finished at this point
+  if (TID.Opcode == ARM::PKHBT || TID.Opcode == ARM::PKHTB) {
+    emitWordLE(Binary);
+    return;
+  }
+
   unsigned OpIdx = 0;
 
   // Encode Rd