Index: llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.h
===================================================================
--- llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.h
+++ llvm/lib/Target/AMDGPU/AMDGPUInstrInfo.h
@@ -55,6 +55,9 @@
 };
 const ImageDimIntrinsicInfo *getImageDimIntrinsicInfo(unsigned Intr);
 
+const ImageDimIntrinsicInfo *getImageDimInstrinsicByBaseOpcode(unsigned BaseOpcode,
+                                                               unsigned Dim);
+
 } // end AMDGPU namespace
 } // End llvm namespace
 
Index: llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
+++ llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
@@ -3731,6 +3731,12 @@
     // immediate 0 so the final selection will know to do the opcode change.
     if (mi_match(MI.getOperand(LodIdx).getReg(), *MRI, m_GFCst(ConstantLod))) {
       if (ConstantLod->isZero() || ConstantLod->isNegative()) {
+        // Set new opcode to _lz variant of _l, and change the intrinsic ID.
+        ImageDimIntr = AMDGPU::getImageDimInstrinsicByBaseOpcode(
+          LZMappingInfo->LZ, ImageDimIntr->Dim);
+
+        MI.getOperand(MI.getNumExplicitDefs()).setIntrinsicID(
+          static_cast<Intrinsic::ID>(ImageDimIntr->Intr));
         MI.getOperand(LodIdx).ChangeToImmediate(0);
         --CorrectedNumVAddrs;
       }
Index: llvm/lib/Target/AMDGPU/MIMGInstructions.td
===================================================================
--- llvm/lib/Target/AMDGPU/MIMGInstructions.td
+++ llvm/lib/Target/AMDGPU/MIMGInstructions.td
@@ -817,6 +817,11 @@
   let PrimaryKeyEarlyOut = 1;
 }
 
+def getImageDimInstrinsicByBaseOpcode : SearchIndex {
+  let Table = ImageDimIntrinsicTable;
+  let Key = ["BaseOpcode", "Dim"];
+}
+
 foreach intr = !listconcat(AMDGPUImageDimIntrinsics,
                            AMDGPUImageDimAtomicIntrinsics) in {
   def : ImageDimIntrinsicInfo<intr>;
Index: llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.a16.ll
===================================================================
--- llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.a16.ll
+++ llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.a16.ll
@@ -24,7 +24,7 @@
   ; GFX9:   [[COPY13:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX9:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY13]](s32), [[DEF]](s32)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.1d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.1d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -52,7 +52,7 @@
   ; GFX10:   [[COPY13:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX10:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY13]](s32), [[DEF]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.1d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.1d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -87,7 +87,7 @@
   ; GFX9:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX9:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[COPY15]](s32)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -116,7 +116,7 @@
   ; GFX10:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[COPY15]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -153,7 +153,7 @@
   ; GFX9:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[DEF]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -184,7 +184,7 @@
   ; GFX10:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[DEF]](s32)
   ; GFX10:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -222,7 +222,7 @@
   ; GFX9:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -253,7 +253,7 @@
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -290,7 +290,7 @@
   ; GFX9:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[DEF]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -321,7 +321,7 @@
   ; GFX10:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[DEF]](s32)
   ; GFX10:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.1d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -359,7 +359,7 @@
   ; GFX9:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -390,7 +390,7 @@
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -429,7 +429,7 @@
   ; GFX9:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[DEF]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.1d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.1d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -461,7 +461,7 @@
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[DEF]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.1d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.1d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -501,7 +501,7 @@
   ; GFX9:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY15]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY16]](s32), [[COPY17]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.2d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.2d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -534,7 +534,7 @@
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY15]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY16]](s32), [[COPY17]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.2d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.2d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -569,7 +569,7 @@
   ; GFX9:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX9:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[COPY15]](s32)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -598,7 +598,7 @@
   ; GFX10:   [[COPY14:%[0-9]+]]:_(s32) = COPY [[COPY12]](s32)
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY14]](s32), [[COPY15]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.2d), 15, [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -636,7 +636,7 @@
   ; GFX9:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -667,7 +667,7 @@
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -705,7 +705,7 @@
   ; GFX9:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.o.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.o.2d), 15, [[CONCAT_VECTORS]](<4 x s16>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -736,7 +736,7 @@
   ; GFX10:   [[COPY15:%[0-9]+]]:_(s32) = COPY [[COPY13]](s32)
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY15]](s32), [[COPY16]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.o.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.o.2d), 15, [[BITCAST]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
@@ -776,7 +776,7 @@
   ; GFX9:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY15]](s32)
   ; GFX9:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY16]](s32), [[COPY17]](s32)
   ; GFX9:   [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>)
-  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.o.2d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX9:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.o.2d), 15, [[CONCAT_VECTORS]](<6 x s16>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX9:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX9:   $vgpr0 = COPY [[UV]](s32)
   ; GFX9:   $vgpr1 = COPY [[UV1]](s32)
@@ -809,7 +809,7 @@
   ; GFX10:   [[COPY16:%[0-9]+]]:_(s32) = COPY [[COPY14]](s32)
   ; GFX10:   [[COPY17:%[0-9]+]]:_(s32) = COPY [[COPY15]](s32)
   ; GFX10:   [[BUILD_VECTOR_TRUNC:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[COPY16]](s32), [[COPY17]](s32)
-  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.o.2d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GFX10:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.o.2d), 15, [[BITCAST]](<2 x s16>), [[BITCAST1]](<2 x s16>), [[BUILD_VECTOR_TRUNC]](<2 x s16>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GFX10:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GFX10:   $vgpr0 = COPY [[UV]](s32)
   ; GFX10:   $vgpr1 = COPY [[UV1]](s32)
Index: llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.ll
===================================================================
--- llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.ll
+++ llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.image.sample.ltolz.ll
@@ -20,7 +20,7 @@
   ; GCN:   [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr0
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.1d), 15, [[COPY12]](s32), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.1d), 15, [[COPY12]](s32), 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -53,7 +53,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.2d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.2d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -86,7 +86,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.1d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.1d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -120,7 +120,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -153,7 +153,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.1d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.1d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -187,7 +187,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.l.o.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.lz.o.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -221,7 +221,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.1d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.1d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -256,7 +256,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32), [[COPY15]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.l.o.2d), 15, [[BUILD_VECTOR2]](<4 x s32>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.sample.c.lz.o.2d), 15, [[BUILD_VECTOR2]](<4 x s32>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -289,7 +289,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.2d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.2d), 15, [[BUILD_VECTOR2]](<2 x s32>), $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -323,7 +323,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -357,7 +357,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.l.o.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.lz.o.2d), 15, [[BUILD_VECTOR2]](<3 x s32>), $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)
@@ -392,7 +392,7 @@
   ; GCN:   [[BUILD_VECTOR:%[0-9]+]]:_(<8 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
   ; GCN:   [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
   ; GCN:   [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY12]](s32), [[COPY13]](s32), [[COPY14]](s32), [[COPY15]](s32)
-  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.l.o.2d), 15, [[BUILD_VECTOR2]](<4 x s32>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
+  ; GCN:   [[AMDGPU_INTRIN_IMAGE_LOAD:%[0-9]+]]:_(<4 x s32>) = G_AMDGPU_INTRIN_IMAGE_LOAD intrinsic(@llvm.amdgcn.image.gather4.c.lz.o.2d), 15, [[BUILD_VECTOR2]](<4 x s32>), $noreg, $noreg, $noreg, 0, [[BUILD_VECTOR]](<8 x s32>), [[BUILD_VECTOR1]](<4 x s32>), 0, 0, 0 :: (dereferenceable load 16 from custom "TargetCustom8")
   ; GCN:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[AMDGPU_INTRIN_IMAGE_LOAD]](<4 x s32>)
   ; GCN:   $vgpr0 = COPY [[UV]](s32)
   ; GCN:   $vgpr1 = COPY [[UV1]](s32)