Use TSFlag bit to describe instruction properties.

Creating the isPredicated TSFlag enables the code
to use the property defined in the instruction format
instead of using a large switch statement.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150078 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 208 insertions, 314 deletions

diff --git a/lib/Target/Hexagon/HexagonInstrFormats.td b/lib/Target/Hexagon/HexagonInstrFormats.td
index 7e92776..65d8a92 100644
--- a/lib/Target/Hexagon/HexagonInstrFormats.td
+++ b/lib/Target/Hexagon/HexagonInstrFormats.td
@@ -7,23 +7,37 @@
 //
 //===----------------------------------------------------------------------===//
 
+//----------------------------------------------------------------------------//
+//                         Hexagon Intruction Flags +
+//
+//                    *** Must match HexagonBaseInfo.h ***
+//----------------------------------------------------------------------------//
+
+
+//----------------------------------------------------------------------------//
+//                         Intruction Class Declaration +
+//----------------------------------------------------------------------------//
+
 class InstHexagon<dag outs, dag ins, string asmstr, list<dag> pattern,
-                  string cstr,
-                InstrItinClass itin> : Instruction {
+                  string cstr, InstrItinClass itin> : Instruction {
   field bits<32> Inst;
 
   let Namespace = "Hexagon";
 
-/* Commented out for Hexagon
-  bits<2> op;
-  let Inst{31-30} = op; */              // Top two bits are the 'op' field
-
   dag OutOperandList = outs;
   dag InOperandList = ins;
   let AsmString   = asmstr;
   let Pattern = pattern;
   let Constraints = cstr;
   let Itinerary   = itin;
+
+  // *** The code below must match HexagonBaseInfo.h ***
+
+  // Predicated instructions.
+  bits<1> isPredicated = 0;
+  let TSFlags{1} = isPredicated;
+
+  // *** The code above must match HexagonBaseInfo.h ***
 }
 
 //----------------------------------------------------------------------------//
diff --git a/lib/Target/Hexagon/HexagonInstrInfo.cpp b/lib/Target/Hexagon/HexagonInstrInfo.cpp
index 2cc5578..a615959 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.cpp
+++ b/lib/Target/Hexagon/HexagonInstrInfo.cpp
@@ -861,213 +861,9 @@ isProfitableToIfCvt(MachineBasicBlock &TMBB,
 
 
 bool HexagonInstrInfo::isPredicated(const MachineInstr *MI) const {
-  switch (MI->getOpcode()) {
-  case Hexagon::TFR_cPt:
-  case Hexagon::TFR_cNotPt:
-  case Hexagon::TFRI_cPt:
-  case Hexagon::TFRI_cNotPt:
-  case Hexagon::TFR_cdnPt:
-  case Hexagon::TFR_cdnNotPt:
-  case Hexagon::TFRI_cdnPt:
-  case Hexagon::TFRI_cdnNotPt:
-    return true;
-
-  case Hexagon::JMP_Pred:
-  case Hexagon::JMP_PredNot:
-  case Hexagon::BRCOND:
-  case Hexagon::JMP_PredPt:
-  case Hexagon::JMP_PredNotPt:
-  case Hexagon::JMP_PredPnt:
-  case Hexagon::JMP_PredNotPnt:
-    return true;
-
-  case Hexagon::LDrid_indexed_cPt_V4 :
-  case Hexagon::LDrid_indexed_cdnPt_V4 :
-  case Hexagon::LDrid_indexed_cNotPt_V4 :
-  case Hexagon::LDrid_indexed_cdnNotPt_V4 :
-  case Hexagon::LDrid_indexed_shl_cPt_V4 :
-  case Hexagon::LDrid_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDrid_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDrid_indexed_shl_cdnNotPt_V4 :
-  case Hexagon::LDrib_indexed_cPt_V4 :
-  case Hexagon::LDrib_indexed_cdnPt_V4 :
-  case Hexagon::LDrib_indexed_cNotPt_V4 :
-  case Hexagon::LDrib_indexed_cdnNotPt_V4 :
-  case Hexagon::LDrib_indexed_shl_cPt_V4 :
-  case Hexagon::LDrib_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDrib_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDrib_indexed_shl_cdnNotPt_V4 :
-  case Hexagon::LDriub_indexed_cPt_V4 :
-  case Hexagon::LDriub_indexed_cdnPt_V4 :
-  case Hexagon::LDriub_indexed_cNotPt_V4 :
-  case Hexagon::LDriub_indexed_cdnNotPt_V4 :
-  case Hexagon::LDriub_indexed_shl_cPt_V4 :
-  case Hexagon::LDriub_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDriub_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDriub_indexed_shl_cdnNotPt_V4 :
-  case Hexagon::LDrih_indexed_cPt_V4 :
-  case Hexagon::LDrih_indexed_cdnPt_V4 :
-  case Hexagon::LDrih_indexed_cNotPt_V4 :
-  case Hexagon::LDrih_indexed_cdnNotPt_V4 :
-  case Hexagon::LDrih_indexed_shl_cPt_V4 :
-  case Hexagon::LDrih_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDrih_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDrih_indexed_shl_cdnNotPt_V4 :
-  case Hexagon::LDriuh_indexed_cPt_V4 :
-  case Hexagon::LDriuh_indexed_cdnPt_V4 :
-  case Hexagon::LDriuh_indexed_cNotPt_V4 :
-  case Hexagon::LDriuh_indexed_cdnNotPt_V4 :
-  case Hexagon::LDriuh_indexed_shl_cPt_V4 :
-  case Hexagon::LDriuh_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDriuh_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDriuh_indexed_shl_cdnNotPt_V4 :
-  case Hexagon::LDriw_indexed_cPt_V4 :
-  case Hexagon::LDriw_indexed_cdnPt_V4 :
-  case Hexagon::LDriw_indexed_cNotPt_V4 :
-  case Hexagon::LDriw_indexed_cdnNotPt_V4 :
-  case Hexagon::LDriw_indexed_shl_cPt_V4 :
-  case Hexagon::LDriw_indexed_shl_cdnPt_V4 :
-  case Hexagon::LDriw_indexed_shl_cNotPt_V4 :
-  case Hexagon::LDriw_indexed_shl_cdnNotPt_V4 :
-    return true;
-
-  case Hexagon::LDrid_cPt :
-  case Hexagon::LDrid_cNotPt :
-  case Hexagon::LDrid_indexed_cPt :
-  case Hexagon::LDrid_indexed_cNotPt :
-  case Hexagon::POST_LDrid_cPt :
-  case Hexagon::POST_LDrid_cNotPt :
-  case Hexagon::LDriw_cPt :
-  case Hexagon::LDriw_cNotPt :
-  case Hexagon::LDriw_indexed_cPt :
-  case Hexagon::LDriw_indexed_cNotPt :
-  case Hexagon::POST_LDriw_cPt :
-  case Hexagon::POST_LDriw_cNotPt :
-  case Hexagon::LDrih_cPt :
-  case Hexagon::LDrih_cNotPt :
-  case Hexagon::LDrih_indexed_cPt :
-  case Hexagon::LDrih_indexed_cNotPt :
-  case Hexagon::POST_LDrih_cPt :
-  case Hexagon::POST_LDrih_cNotPt :
-  case Hexagon::LDrib_cPt :
-  case Hexagon::LDrib_cNotPt :
-  case Hexagon::LDrib_indexed_cPt :
-  case Hexagon::LDrib_indexed_cNotPt :
-  case Hexagon::POST_LDrib_cPt :
-  case Hexagon::POST_LDrib_cNotPt :
-  case Hexagon::LDriuh_cPt :
-  case Hexagon::LDriuh_cNotPt :
-  case Hexagon::LDriuh_indexed_cPt :
-  case Hexagon::LDriuh_indexed_cNotPt :
-  case Hexagon::POST_LDriuh_cPt :
-  case Hexagon::POST_LDriuh_cNotPt :
-  case Hexagon::LDriub_cPt :
-  case Hexagon::LDriub_cNotPt :
-  case Hexagon::LDriub_indexed_cPt :
-  case Hexagon::LDriub_indexed_cNotPt :
-  case Hexagon::POST_LDriub_cPt :
-  case Hexagon::POST_LDriub_cNotPt :
-    return true;
-
-  case Hexagon::LDrid_cdnPt :
-  case Hexagon::LDrid_cdnNotPt :
-  case Hexagon::LDrid_indexed_cdnPt :
-  case Hexagon::LDrid_indexed_cdnNotPt :
-  case Hexagon::POST_LDrid_cdnPt_V4 :
-  case Hexagon::POST_LDrid_cdnNotPt_V4 :
-  case Hexagon::LDriw_cdnPt :
-  case Hexagon::LDriw_cdnNotPt :
-  case Hexagon::LDriw_indexed_cdnPt :
-  case Hexagon::LDriw_indexed_cdnNotPt :
-  case Hexagon::POST_LDriw_cdnPt_V4 :
-  case Hexagon::POST_LDriw_cdnNotPt_V4 :
-  case Hexagon::LDrih_cdnPt :
-  case Hexagon::LDrih_cdnNotPt :
-  case Hexagon::LDrih_indexed_cdnPt :
-  case Hexagon::LDrih_indexed_cdnNotPt :
-  case Hexagon::POST_LDrih_cdnPt_V4 :
-  case Hexagon::POST_LDrih_cdnNotPt_V4 :
-  case Hexagon::LDrib_cdnPt :
-  case Hexagon::LDrib_cdnNotPt :
-  case Hexagon::LDrib_indexed_cdnPt :
-  case Hexagon::LDrib_indexed_cdnNotPt :
-  case Hexagon::POST_LDrib_cdnPt_V4 :
-  case Hexagon::POST_LDrib_cdnNotPt_V4 :
-  case Hexagon::LDriuh_cdnPt :
-  case Hexagon::LDriuh_cdnNotPt :
-  case Hexagon::LDriuh_indexed_cdnPt :
-  case Hexagon::LDriuh_indexed_cdnNotPt :
-  case Hexagon::POST_LDriuh_cdnPt_V4 :
-  case Hexagon::POST_LDriuh_cdnNotPt_V4 :
-  case Hexagon::LDriub_cdnPt :
-  case Hexagon::LDriub_cdnNotPt :
-  case Hexagon::LDriub_indexed_cdnPt :
-  case Hexagon::LDriub_indexed_cdnNotPt :
-  case Hexagon::POST_LDriub_cdnPt_V4 :
-  case Hexagon::POST_LDriub_cdnNotPt_V4 :
-    return true;
+  const uint64_t F = MI->getDesc().TSFlags;
 
-  case Hexagon::ADD_ri_cPt:
-  case Hexagon::ADD_ri_cNotPt:
-  case Hexagon::ADD_ri_cdnPt:
-  case Hexagon::ADD_ri_cdnNotPt:
-  case Hexagon::ADD_rr_cPt:
-  case Hexagon::ADD_rr_cNotPt:
-  case Hexagon::ADD_rr_cdnPt:
-  case Hexagon::ADD_rr_cdnNotPt:
-  case Hexagon::XOR_rr_cPt:
-  case Hexagon::XOR_rr_cNotPt:
-  case Hexagon::XOR_rr_cdnPt:
-  case Hexagon::XOR_rr_cdnNotPt:
-  case Hexagon::AND_rr_cPt:
-  case Hexagon::AND_rr_cNotPt:
-  case Hexagon::AND_rr_cdnPt:
-  case Hexagon::AND_rr_cdnNotPt:
-  case Hexagon::OR_rr_cPt:
-  case Hexagon::OR_rr_cNotPt:
-  case Hexagon::OR_rr_cdnPt:
-  case Hexagon::OR_rr_cdnNotPt:
-  case Hexagon::SUB_rr_cPt:
-  case Hexagon::SUB_rr_cNotPt:
-  case Hexagon::SUB_rr_cdnPt:
-  case Hexagon::SUB_rr_cdnNotPt:
-  case Hexagon::COMBINE_rr_cPt:
-  case Hexagon::COMBINE_rr_cNotPt:
-  case Hexagon::COMBINE_rr_cdnPt:
-  case Hexagon::COMBINE_rr_cdnNotPt:
-    return true;
-
-  case Hexagon::ASLH_cPt_V4:
-  case Hexagon::ASLH_cNotPt_V4:
-  case Hexagon::ASRH_cPt_V4:
-  case Hexagon::ASRH_cNotPt_V4:
-  case Hexagon::SXTB_cPt_V4:
-  case Hexagon::SXTB_cNotPt_V4:
-  case Hexagon::SXTH_cPt_V4:
-  case Hexagon::SXTH_cNotPt_V4:
-  case Hexagon::ZXTB_cPt_V4:
-  case Hexagon::ZXTB_cNotPt_V4:
-  case Hexagon::ZXTH_cPt_V4:
-  case Hexagon::ZXTH_cNotPt_V4:
-    return true;
-
-  case Hexagon::ASLH_cdnPt_V4:
-  case Hexagon::ASLH_cdnNotPt_V4:
-  case Hexagon::ASRH_cdnPt_V4:
-  case Hexagon::ASRH_cdnNotPt_V4:
-  case Hexagon::SXTB_cdnPt_V4:
-  case Hexagon::SXTB_cdnNotPt_V4:
-  case Hexagon::SXTH_cdnPt_V4:
-  case Hexagon::SXTH_cdnNotPt_V4:
-  case Hexagon::ZXTB_cdnPt_V4:
-  case Hexagon::ZXTB_cdnNotPt_V4:
-  case Hexagon::ZXTH_cdnPt_V4:
-  case Hexagon::ZXTH_cdnNotPt_V4:
-    return true;
-
-  default:
-    return false;
-  }
+  return ((F >> HexagonII::PredicatedPos) & HexagonII::PredicatedMask);
 }
 
 
diff --git a/lib/Target/Hexagon/HexagonInstrInfo.h b/lib/Target/Hexagon/HexagonInstrInfo.h
index 4f49b1f..8be1ef3 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.h
+++ b/lib/Target/Hexagon/HexagonInstrInfo.h
@@ -14,6 +14,7 @@
 #ifndef HexagonINSTRUCTIONINFO_H
 #define HexagonINSTRUCTIONINFO_H
 
+#include "MCTargetDesc/HexagonBaseInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "HexagonRegisterInfo.h"
diff --git a/lib/Target/Hexagon/HexagonInstrInfo.td b/lib/Target/Hexagon/HexagonInstrInfo.td
index cc508b7..a0e5c97 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.td
+++ b/lib/Target/Hexagon/HexagonInstrInfo.td
@@ -319,49 +319,49 @@ def ZXTH : ALU32_rr<(outs IntRegs:$dst), (ins IntRegs:$src1),
 //===----------------------------------------------------------------------===//
 
 // Conditional add.
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_ri_cPt : ALU32_ri<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, s16Imm:$src3),
             "if ($src1) $dst = add($src2, #$src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_ri_cNotPt : ALU32_ri<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, s16Imm:$src3),
             "if (!$src1) $dst = add($src2, #$src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_ri_cdnPt : ALU32_ri<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, s16Imm:$src3),
             "if ($src1.new) $dst = add($src2, #$src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_ri_cdnNotPt : ALU32_ri<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, s16Imm:$src3),
             "if (!$src1.new) $dst = add($src2, #$src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_rr_cPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = add($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_rr_cNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = add($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_rr_cdnPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = add($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ADD_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = add($src2, $src3)",
@@ -370,25 +370,25 @@ def ADD_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
 
 // Conditional combine.
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def COMBINE_rr_cPt : ALU32_rr<(outs DoubleRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = combine($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def COMBINE_rr_cNotPt : ALU32_rr<(outs DoubleRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = combine($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def COMBINE_rr_cdnPt : ALU32_rr<(outs DoubleRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = combine($src2, $src3)",
             []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def COMBINE_rr_cdnNotPt : ALU32_rr<(outs DoubleRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = combine($src2, $src3)",
@@ -396,61 +396,73 @@ def COMBINE_rr_cdnNotPt : ALU32_rr<(outs DoubleRegs:$dst),
 
 // Conditional logical operations.
 
+let isPredicated = 1 in
 def XOR_rr_cPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = xor($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def XOR_rr_cNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = xor($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def XOR_rr_cdnPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = xor($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def XOR_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = xor($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def AND_rr_cPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = and($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def AND_rr_cNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = and($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def AND_rr_cdnPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = and($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def AND_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = and($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def OR_rr_cPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = or($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def OR_rr_cNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = or($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def OR_rr_cdnPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = or($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def OR_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = or($src2, $src3)",
@@ -459,21 +471,25 @@ def OR_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
 
 // Conditional subtract.
 
+let isPredicated = 1 in
 def SUB_rr_cPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1) $dst = sub($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def SUB_rr_cNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1) $dst = sub($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def SUB_rr_cdnPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if ($src1.new) $dst = sub($src2, $src3)",
             []>;
 
+let isPredicated = 1 in
 def SUB_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
             "if (!$src1.new) $dst = sub($src2, $src3)",
@@ -482,47 +498,47 @@ def SUB_rr_cdnNotPt : ALU32_rr<(outs IntRegs:$dst),
 
 // Conditional transfer.
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFR_cPt : ALU32_rr<(outs IntRegs:$dst), (ins PredRegs:$src1, IntRegs:$src2),
               "if ($src1) $dst = $src2",
               []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFR_cNotPt : ALU32_rr<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                     IntRegs:$src2),
                  "if (!$src1) $dst = $src2",
                  []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFRI_cPt : ALU32_ri<(outs IntRegs:$dst), (ins PredRegs:$src1, s12Imm:$src2),
                "if ($src1) $dst = #$src2",
                []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFRI_cNotPt : ALU32_ri<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                      s12Imm:$src2),
                   "if (!$src1) $dst = #$src2",
                   []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFR_cdnPt : ALU32_rr<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                    IntRegs:$src2),
                 "if ($src1.new) $dst = $src2",
                 []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFR_cdnNotPt : ALU32_rr<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                       IntRegs:$src2),
                    "if (!$src1.new) $dst = $src2",
                    []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFRI_cdnPt : ALU32_ri<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                     s12Imm:$src2),
                  "if ($src1.new) $dst = #$src2",
                  []>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def TFRI_cdnNotPt : ALU32_ri<(outs IntRegs:$dst), (ins PredRegs:$src1,
                                                        s12Imm:$src2),
                     "if (!$src1.new) $dst = #$src2",
@@ -743,7 +759,8 @@ let isBranch = 1, isTerminator=1, isBarrier = 1, isPredicable = 1 in {
 }
 
 // if (p0) jump
-let isBranch = 1, isTerminator=1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_Pred : JInst< (outs),
                  (ins PredRegs:$src, brtarget:$offset),
                  "if ($src) jump $offset",
@@ -751,14 +768,16 @@ let isBranch = 1, isTerminator=1, Defs = [PC] in {
 }
 
 // if (!p0) jump
-let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_PredNot : JInst< (outs),
                     (ins PredRegs:$src, brtarget:$offset),
                     "if (!$src) jump $offset",
                     []>;
 }
 
-let isTerminator = 1, isBranch = 1, neverHasSideEffects = 1, Defs = [PC] in {
+let isTerminator = 1, isBranch = 1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def BRCOND : JInst < (outs), (ins PredRegs:$pred, brtarget:$dst),
                "if ($pred) jump $dst",
                []>;
@@ -766,7 +785,8 @@ let isTerminator = 1, isBranch = 1, neverHasSideEffects = 1, Defs = [PC] in {
 
 // Jump to address conditioned on new predicate.
 // if (p0) jump:t
-let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_PredPt : JInst< (outs),
                    (ins PredRegs:$src, brtarget:$offset),
                    "if ($src.new) jump:t $offset",
@@ -774,7 +794,8 @@ let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
 }
 
 // if (!p0) jump:t
-let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_PredNotPt : JInst< (outs),
                       (ins PredRegs:$src, brtarget:$offset),
                       "if (!$src.new) jump:t $offset",
@@ -782,7 +803,8 @@ let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
 }
 
 // Not taken.
-let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_PredPnt : JInst< (outs),
                     (ins PredRegs:$src, brtarget:$offset),
                     "if ($src.new) jump:nt $offset",
@@ -790,7 +812,8 @@ let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
 }
 
 // Not taken.
-let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC] in {
+let isBranch = 1, isTerminator=1, neverHasSideEffects = 1, Defs = [PC],
+    isPredicated = 1 in {
   def JMP_PredNotPnt : JInst< (outs),
                        (ins PredRegs:$src, brtarget:$offset),
                        "if (!$src.new) jump:nt $offset",
@@ -1779,7 +1802,8 @@ def POST_STdri_cPt : STInstPI<(outs IntRegs:$dst),
             "$src3 = $dst">;
 
 // if (!Pv) memd(Rx++#s4:3)=Rtt
-let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1 in
+let AddedComplexity = 10, mayStore = 1, neverHasSideEffects = 1,
+    isPredicated = 1 in
 def POST_STdri_cNotPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, DoubleRegs:$src2, IntRegs:$src3,
                  s4_3Imm:$offset),
@@ -1859,14 +1883,14 @@ def STrib_indexed_cNotPt : STInst<(outs),
 
 // if ([!]Pv) memb(Rx++#s4:0)=Rt
 // if (Pv) memb(Rx++#s4:0)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_STbri_cPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_0Imm:$offset),
             "if ($src1) memb($src3++#$offset) = $src2",
             [],"$src3 = $dst">;
 
 // if (!Pv) memb(Rx++#s4:0)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_STbri_cNotPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_0Imm:$offset),
             "if (!$src1) memb($src3++#$offset) = $src2",
@@ -1944,14 +1968,14 @@ def STrih_indexed_cNotPt : STInst<(outs),
 
 // if ([!]Pv) memh(Rx++#s4:1)=Rt
 // if (Pv) memh(Rx++#s4:1)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_SThri_cPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_1Imm:$offset),
             "if ($src1) memh($src3++#$offset) = $src2",
             [],"$src3 = $dst">;
 
 // if (!Pv) memh(Rx++#s4:1)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_SThri_cNotPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_1Imm:$offset),
             "if (!$src1) memh($src3++#$offset) = $src2",
@@ -2030,14 +2054,14 @@ def STriw_indexed_cNotPt : STInst<(outs),
 
 // if ([!]Pv) memw(Rx++#s4:2)=Rt
 // if (Pv) memw(Rx++#s4:2)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_STwri_cPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_2Imm:$offset),
             "if ($src1) memw($src3++#$offset) = $src2",
             [],"$src3 = $dst">;
 
 // if (!Pv) memw(Rx++#s4:2)=Rt
-let mayStore = 1, hasCtrlDep = 1 in
+let mayStore = 1, hasCtrlDep = 1, isPredicated = 1 in
 def POST_STwri_cNotPt : STInstPI<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3, s4_2Imm:$offset),
             "if (!$src1) memw($src3++#$offset) = $src2",
diff --git a/lib/Target/Hexagon/HexagonInstrInfoV4.td b/lib/Target/Hexagon/HexagonInstrInfoV4.td
index 24218d0..30e2c49 100644
--- a/lib/Target/Hexagon/HexagonInstrInfoV4.td
+++ b/lib/Target/Hexagon/HexagonInstrInfoV4.td
@@ -77,48 +77,56 @@
 
 // Shift halfword.
 
+let isPredicated = 1 in
 def ASLH_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = aslh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASLH_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = aslh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASLH_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = aslh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASLH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = aslh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASRH_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = asrh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASRH_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = asrh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASRH_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = asrh($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def ASRH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = asrh($src2)",
@@ -127,24 +135,28 @@ def ASRH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
 
 // Sign extend.
 
+let isPredicated = 1 in
 def SXTB_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = sxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTB_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = sxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTB_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = sxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTB_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = sxtb($src2)",
@@ -152,24 +164,28 @@ def SXTB_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             Requires<[HasV4T]>;
 
 
+let isPredicated = 1 in
 def SXTH_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = sxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTH_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = sxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTH_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = sxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
+let isPredicated = 1 in
 def SXTH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = sxth($src2)",
@@ -178,56 +194,56 @@ def SXTH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
 
 // Zero exten.
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTB_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = zxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTB_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = zxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTB_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = zxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTB_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = zxtb($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTH_cPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1) $dst = zxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTH_cNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1) $dst = zxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTH_cdnPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if ($src1.new) $dst = zxth($src2)",
             []>,
             Requires<[HasV4T]>;
 
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1, isPredicated = 1 in
 def ZXTH_cdnNotPt_V4 : ALU32_rr<(outs IntRegs:$dst),
             (ins PredRegs:$src1, IntRegs:$src2),
             "if (!$src1.new) $dst = zxth($src2)",
@@ -276,7 +292,7 @@ def LDrid_indexed_shl_V4 : LDInst<(outs DoubleRegs:$dst),
 //// Load doubleword conditionally.
 // if ([!]Pv[.new]) Rd=memd(Rs+Rt<<#u2)
 // if (Pv) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrid_indexed_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memd($src2+$src3<<#0)",
@@ -284,7 +300,7 @@ def LDrid_indexed_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrid_indexed_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memd($src2+$src3<<#0)",
@@ -292,7 +308,7 @@ def LDrid_indexed_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrid_indexed_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memd($src2+$src3<<#0)",
@@ -300,7 +316,7 @@ def LDrid_indexed_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrid_indexed_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memd($src2+$src3<<#0)",
@@ -308,7 +324,7 @@ def LDrid_indexed_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrid_indexed_shl_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -317,7 +333,7 @@ def LDrid_indexed_shl_cPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrid_indexed_shl_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -326,7 +342,7 @@ def LDrid_indexed_shl_cdnPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrid_indexed_shl_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -335,7 +351,7 @@ def LDrid_indexed_shl_cNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memd(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrid_indexed_shl_cdnNotPt_V4 : LDInst<(outs DoubleRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -405,7 +421,7 @@ def LDriub_ae_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
 //// Load byte conditionally.
 // if ([!]Pv[.new]) Rd=memb(Rs+Rt<<#u2)
 // if (Pv) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrib_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memb($src2+$src3<<#0)",
@@ -413,7 +429,7 @@ def LDrib_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrib_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memb($src2+$src3<<#0)",
@@ -421,7 +437,7 @@ def LDrib_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrib_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memb($src2+$src3<<#0)",
@@ -429,7 +445,7 @@ def LDrib_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrib_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memb($src2+$src3<<#0)",
@@ -437,7 +453,7 @@ def LDrib_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrib_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -446,7 +462,7 @@ def LDrib_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrib_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -455,7 +471,7 @@ def LDrib_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrib_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -464,7 +480,7 @@ def LDrib_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memb(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrib_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -475,7 +491,7 @@ def LDrib_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
 //// Load unsigned byte conditionally.
 // if ([!]Pv[.new]) Rd=memub(Rs+Rt<<#u2)
 // if (Pv) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriub_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memub($src2+$src3<<#0)",
@@ -483,7 +499,7 @@ def LDriub_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriub_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memub($src2+$src3<<#0)",
@@ -491,7 +507,7 @@ def LDriub_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriub_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memub($src2+$src3<<#0)",
@@ -499,7 +515,7 @@ def LDriub_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriub_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memub($src2+$src3<<#0)",
@@ -507,7 +523,7 @@ def LDriub_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriub_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -516,7 +532,7 @@ def LDriub_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriub_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -525,7 +541,7 @@ def LDriub_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriub_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -534,7 +550,7 @@ def LDriub_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memub(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriub_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -606,7 +622,7 @@ def LDriuh_ae_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
 //// Load halfword conditionally.
 // if ([!]Pv[.new]) Rd=memh(Rs+Rt<<#u2)
 // if (Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrih_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memh($src2+$src3<<#0)",
@@ -614,7 +630,7 @@ def LDrih_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrih_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memh($src2+$src3<<#0)",
@@ -622,7 +638,7 @@ def LDrih_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrih_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memh($src2+$src3<<#0)",
@@ -630,7 +646,7 @@ def LDrih_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDrih_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memh($src2+$src3<<#0)",
@@ -638,7 +654,7 @@ def LDrih_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrih_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -647,7 +663,7 @@ def LDrih_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrih_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -656,7 +672,7 @@ def LDrih_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrih_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -665,7 +681,7 @@ def LDrih_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDrih_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -676,7 +692,7 @@ def LDrih_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
 //// Load unsigned halfword conditionally.
 // if ([!]Pv[.new]) Rd=memuh(Rs+Rt<<#u2)
 // if (Pv) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriuh_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memuh($src2+$src3<<#0)",
@@ -684,7 +700,7 @@ def LDriuh_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriuh_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memuh($src2+$src3<<#0)",
@@ -692,7 +708,7 @@ def LDriuh_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriuh_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memuh($src2+$src3<<#0)",
@@ -700,7 +716,7 @@ def LDriuh_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriuh_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memuh($src2+$src3<<#0)",
@@ -708,7 +724,7 @@ def LDriuh_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriuh_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -717,7 +733,7 @@ def LDriuh_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriuh_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -726,7 +742,7 @@ def LDriuh_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriuh_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -735,7 +751,7 @@ def LDriuh_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memuh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriuh_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -770,7 +786,7 @@ def LDriw_indexed_shl_V4 : LDInst<(outs IntRegs:$dst),
 //// Load word conditionally.
 // if ([!]Pv[.new]) Rd=memw(Rs+Rt<<#u2)
 // if (Pv) Rd=memw(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriw_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1) $dst=memw($src2+$src3<<#0)",
@@ -778,7 +794,7 @@ def LDriw_indexed_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriw_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if ($src1.new) $dst=memw($src2+$src3<<#0)",
@@ -786,7 +802,7 @@ def LDriw_indexed_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriw_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1) $dst=memw($src2+$src3<<#0)",
@@ -794,7 +810,7 @@ def LDriw_indexed_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 15 in
+let mayLoad = 1, AddedComplexity = 15, isPredicated = 1 in
 def LDriw_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3),
                     "if (!$src1.new) $dst=memw($src2+$src3<<#0)",
@@ -802,7 +818,7 @@ def LDriw_indexed_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriw_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -811,7 +827,7 @@ def LDriw_indexed_shl_cPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriw_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -820,7 +836,7 @@ def LDriw_indexed_shl_cdnPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriw_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -829,7 +845,7 @@ def LDriw_indexed_shl_cNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     Requires<[HasV4T]>;
 
 // if (!Pv.new) Rd=memh(Rs+Rt<<#u2)
-let mayLoad = 1, AddedComplexity = 45 in
+let mayLoad = 1, AddedComplexity = 45, isPredicated = 1 in
 def LDriw_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
                     (ins PredRegs:$src1, IntRegs:$src2, IntRegs:$src3,
                          u2Imm:$offset),
@@ -843,7 +859,7 @@ def LDriw_indexed_shl_cdnNotPt_V4 : LDInst<(outs IntRegs:$dst),
 // Post-inc Load, Predicated, Dot new
 
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrid_cdnPt_V4 : LDInstPI<(outs DoubleRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_3Imm:$src3),
             "if ($src1.new) $dst1 = memd($src2++#$src3)",
@@ -851,7 +867,7 @@ def POST_LDrid_cdnPt_V4 : LDInstPI<(outs DoubleRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrid_cdnNotPt_V4 : LDInstPI<(outs DoubleRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_3Imm:$src3),
             "if (!$src1.new) $dst1 = memd($src2++#$src3)",
@@ -859,7 +875,7 @@ def POST_LDrid_cdnNotPt_V4 : LDInstPI<(outs DoubleRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrib_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_0Imm:$src3),
             "if ($src1.new) $dst1 = memb($src2++#$src3)",
@@ -867,7 +883,7 @@ def POST_LDrib_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrib_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_0Imm:$src3),
             "if (!$src1.new) $dst1 = memb($src2++#$src3)",
@@ -875,7 +891,7 @@ def POST_LDrib_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrih_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_1Imm:$src3),
             "if ($src1.new) $dst1 = memh($src2++#$src3)",
@@ -883,7 +899,7 @@ def POST_LDrih_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDrih_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_1Imm:$src3),
             "if (!$src1.new) $dst1 = memh($src2++#$src3)",
@@ -891,7 +907,7 @@ def POST_LDrih_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriub_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_0Imm:$src3),
             "if ($src1.new) $dst1 = memub($src2++#$src3)",
@@ -899,7 +915,7 @@ def POST_LDriub_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriub_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_0Imm:$src3),
             "if (!$src1.new) $dst1 = memub($src2++#$src3)",
@@ -907,7 +923,7 @@ def POST_LDriub_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriuh_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_1Imm:$src3),
             "if ($src1.new) $dst1 = memuh($src2++#$src3)",
@@ -915,7 +931,7 @@ def POST_LDriuh_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriuh_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_1Imm:$src3),
             "if (!$src1.new) $dst1 = memuh($src2++#$src3)",
@@ -923,7 +939,7 @@ def POST_LDriuh_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriw_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_2Imm:$src3),
             "if ($src1.new) $dst1 = memw($src2++#$src3)",
@@ -931,7 +947,7 @@ def POST_LDriw_cdnPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             "$src2 = $dst2">,
             Requires<[HasV4T]>;
 
-let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1 in
+let mayLoad = 1, hasCtrlDep = 1, neverHasSideEffects = 1, isPredicated = 1 in
 def POST_LDriw_cdnNotPt_V4 : LDInstPI<(outs IntRegs:$dst1, IntRegs:$dst2),
             (ins PredRegs:$src1, IntRegs:$src2, s4_2Imm:$src3),
             "if (!$src1.new) $dst1 = memw($src2++#$src3)",
diff --git a/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h b/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h
new file mode 100644
index 0000000..13ef9e1
--- /dev/null
+++ b/lib/Target/Hexagon/MCTargetDesc/HexagonBaseInfo.h
@@ -0,0 +1,43 @@
+//===-- HexagonBaseInfo.h - Top level definitions for Hexagon -------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains small standalone helper functions and enum definitions for
+// the Hexagon target useful for the compiler back-end and the MC libraries.
+// As such, it deliberately does not include references to LLVM core
+// code gen types, passes, etc..
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef HEXAGONBASEINFO_H
+#define HEXAGONBASEINFO_H
+
+namespace llvm {
+
+/// HexagonII - This namespace holds all of the target specific flags that
+/// instruction info tracks.
+///
+namespace HexagonII {
+
+  // *** The code below must match HexagonInstrFormat*.td ***
+
+  // MCInstrDesc TSFlags
+  enum {
+
+    // Predicated instructions.
+    PredicatedPos  = 1,
+    PredicatedMask = 0x1
+  };
+
+  // *** The code above must match HexagonInstrFormat*.td ***
+
+} // End namespace HexagonII.
+
+} // End namespace llvm.
+
+#endif