Index: llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td
===================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td
+++ llvm/trunk/lib/Target/AMDGPU/SIInstrInfo.td
@@ -266,10 +266,6 @@
   [{return isInt<16>(N->getSExtValue());}]
 >;
 
-def IMM20bit : PatLeaf <(imm),
-  [{return isUInt<20>(N->getZExtValue());}]
->;
-
 class InlineImm <ValueType vt> : PatLeaf <(vt imm), [{
   return isInlineImmediate(N);
 }]>;
Index: llvm/trunk/lib/Target/AMDGPU/SMInstructions.td
===================================================================
--- llvm/trunk/lib/Target/AMDGPU/SMInstructions.td
+++ llvm/trunk/lib/Target/AMDGPU/SMInstructions.td
@@ -293,12 +293,6 @@
 
 let Predicates = [isVI] in {
 
-// 1. Offset as 20bit DWORD immediate
-def : Pat <
-  (SIload_constant v4i32:$sbase, IMM20bit:$offset),
-  (S_BUFFER_LOAD_DWORD_IMM $sbase, (as_i32imm $offset), 0)
->;
-
 def : Pat <
   (i64 (readcyclecounter)),
   (S_MEMREALTIME)