Index: llvm/include/llvm/IR/Attributes.td
===================================================================
--- llvm/include/llvm/IR/Attributes.td
+++ llvm/include/llvm/IR/Attributes.td
@@ -1,3 +1,15 @@
+//===- Attributes.td - Defines all LLVM attributes ---------*- tablegen -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines all the LLVM attributes.
+//
+//===----------------------------------------------------------------------===//
+
 /// Attribute base class.
 class Attr<string S> {
   // String representation of this attribute in the IR.
Index: llvm/include/llvm/IR/Intrinsics.td
===================================================================
--- llvm/include/llvm/IR/Intrinsics.td
+++ llvm/include/llvm/IR/Intrinsics.td
@@ -17,7 +17,7 @@
 //  Properties we keep track of for intrinsics.
 //===----------------------------------------------------------------------===//
 
-class IntrinsicProperty<bit is_default = 0> {
+class IntrinsicProperty<bit is_default = false> {
   bit IsDefault = is_default;
 }
 
@@ -161,7 +161,7 @@
 
 class LLVMType<ValueType vt> {
   ValueType VT = vt;
-  int isAny = 0;
+  int isAny = false;
 }
 
 class LLVMQualPointerType<LLVMType elty, int addrspace>
@@ -177,7 +177,7 @@
   : LLVMType<iPTRAny>{
   LLVMType ElTy = elty;
 
-  let isAny = 1;
+  let isAny = true;
 }
 
 // Match the type of another intrinsic parameter.  Number is an index into the
@@ -226,7 +226,7 @@
 class LLVMVectorOfBitcastsToInt<int num> : LLVMMatchType<num>;
 
 def llvm_void_ty       : LLVMType<isVoid>;
-let isAny = 1 in {
+let isAny = true in {
   def llvm_any_ty        : LLVMType<Any>;
   def llvm_anyint_ty     : LLVMType<iAny>;
   def llvm_anyfloat_ty   : LLVMType<fAny>;
@@ -342,7 +342,7 @@
                 list<IntrinsicProperty> intr_properties = [],
                 string name = "",
                 list<SDNodeProperty> sd_properties = [],
-                bit disable_default_attributes = 1> : SDPatternOperator {
+                bit disable_default_attributes = true> : SDPatternOperator {
   string LLVMName = name;
   string TargetPrefix = "";   // Set to a prefix for target-specific intrinsics.
   list<LLVMType> RetTypes = ret_types;
@@ -354,10 +354,10 @@
   // IntrinsicProperty<1>
   bit DisableDefaultAttributes = disable_default_attributes;
 
-  bit isTarget = 0;
+  bit isTarget = false;
 }
 
-// Intrinisc with default attributes (disable_default_attributes = 0).
+// Intrinisc with default attributes (disable_default_attributes = false).
 class DefaultAttrsIntrinsic<list<LLVMType> ret_types,
                 list<LLVMType> param_types = [],
                 list<IntrinsicProperty> intr_properties = [],
Index: llvm/include/llvm/IR/IntrinsicsAMDGPU.td
===================================================================
--- llvm/include/llvm/IR/IntrinsicsAMDGPU.td
+++ llvm/include/llvm/IR/IntrinsicsAMDGPU.td
@@ -18,7 +18,7 @@
 
 // Used to tag image and resource intrinsics with information used to generate
 // mem operands.
-class AMDGPURsrcIntrinsic<int rsrcarg, bit isimage = 0> {
+class AMDGPURsrcIntrinsic<int rsrcarg, bit isimage = false> {
   int RsrcArg = rsrcarg;
   bit IsImage = isimage;
 }
@@ -511,7 +511,7 @@
   string Name = name; // e.g. "2darraymsaa"
   string AsmSuffix = asmsuffix; // e.g. 2D_MSAA_ARRAY (used in assembly strings)
   bits<3> Encoding = enc;
-  bit DA = 0; // DA bit in MIMG encoding
+  bit DA = false; // DA bit in MIMG encoding
 
   list<AMDGPUArg> CoordSliceArgs =
     makeArgList<!listconcat(coord_names, slice_names), llvm_anyfloat_ty>.ret;
@@ -529,13 +529,13 @@
 def AMDGPUDim1D : AMDGPUDimProps<0x0, "1d", "1D", ["s"], []>;
 def AMDGPUDim2D : AMDGPUDimProps<0x1, "2d", "2D", ["s", "t"], []>;
 def AMDGPUDim3D : AMDGPUDimProps<0x2, "3d", "3D", ["s", "t", "r"], []>;
-let DA = 1 in {
+let DA = true in {
   def AMDGPUDimCube : AMDGPUDimProps<0x3, "cube", "CUBE", ["s", "t"], ["face"]>;
   def AMDGPUDim1DArray : AMDGPUDimProps<0x4, "1darray", "1D_ARRAY", ["s"], ["slice"]>;
   def AMDGPUDim2DArray : AMDGPUDimProps<0x5, "2darray", "2D_ARRAY", ["s", "t"], ["slice"]>;
 }
 def AMDGPUDim2DMsaa : AMDGPUDimProps<0x6, "2dmsaa", "2D_MSAA", ["s", "t"], ["fragid"]>;
-let DA = 1 in {
+let DA = true in {
   def AMDGPUDim2DArrayMsaa : AMDGPUDimProps<0x7, "2darraymsaa", "2D_MSAA_ARRAY", ["s", "t"], ["slice", "fragid"]>;
 }
 
@@ -554,7 +554,7 @@
 
   // {offset} {bias} {z-compare}
   list<AMDGPUArg> ExtraAddrArgs = extra_addr;
-  bit Gradients = 0;
+  bit Gradients = false;
 
   // Name of the {lod} or {clamp} argument that is appended to the coordinates,
   // if any.
@@ -594,7 +594,7 @@
     defm AMDGPUSample : AMDGPUSampleHelper_Compare<"_LZ", "_lz", []>;
   }
 
-  let Gradients = 1 in {
+  let Gradients = true in {
     defm AMDGPUSample : AMDGPUSampleHelper_Clamp<"_D", "_d", []>;
     defm AMDGPUSample : AMDGPUSampleHelper_Clamp<"_CD", "_cd", []>;
   }
@@ -609,12 +609,12 @@
   string OpMod = opmod; // the corresponding instruction is named IMAGE_OpMod
 
   // These are intended to be overwritten by subclasses
-  bit IsSample = 0;
-  bit IsAtomic = 0;
+  bit IsSample = false;
+  bit IsAtomic = false;
   list<LLVMType> RetTypes = [];
   list<AMDGPUArg> DataArgs = [];
   list<AMDGPUArg> ExtraAddrArgs = [];
-  bit Gradients = 0;
+  bit Gradients = false;
   string LodClampMip = "";
 
   int NumRetAndDataAnyTypes =
@@ -625,7 +625,7 @@
     arglistconcat<[ExtraAddrArgs,
                    !if(Gradients, dim.GradientArgs, []),
                    !listconcat(!if(IsSample, dim.CoordSliceArgs, dim.CoordSliceIntArgs),
-                               !if(!eq(LodClampMip, ""),
+                               !if(!empty(LodClampMip),
                                    []<AMDGPUArg>,
                                    [AMDGPUArg<LLVMMatchType<0>, LodClampMip>]))],
                   NumRetAndDataAnyTypes>.ret;
@@ -655,7 +655,7 @@
 class AMDGPUDimSampleProfile<string opmod,
                              AMDGPUDimProps dim,
                              AMDGPUSampleVariant sample> : AMDGPUDimProfile<opmod, dim> {
-  let IsSample = 1;
+  let IsSample = true;
   let RetTypes = [llvm_any_ty];
   let ExtraAddrArgs = sample.ExtraAddrArgs;
   let Gradients = sample.Gradients;
@@ -666,7 +666,7 @@
                                AMDGPUDimProps dim,
                                list<LLVMType> retty,
                                list<AMDGPUArg> dataargs,
-                               bit Mip = 0> : AMDGPUDimProfile<opmod, dim> {
+                               bit Mip = false> : AMDGPUDimProfile<opmod, dim> {
   let RetTypes = retty;
   let DataArgs = dataargs;
   let LodClampMip = !if(Mip, "mip", "");
@@ -677,7 +677,7 @@
                              list<AMDGPUArg> dataargs> : AMDGPUDimProfile<opmod, dim> {
   let RetTypes = [llvm_anyint_ty];
   let DataArgs = dataargs;
-  let IsAtomic = 1;
+  let IsAtomic = true;
 }
 
 class AMDGPUDimGetResInfoProfile<AMDGPUDimProps dim> : AMDGPUDimProfile<"GET_RESINFO", dim> {
@@ -690,7 +690,7 @@
 // Helper class for figuring out image intrinsic argument indexes.
 class AMDGPUImageDimIntrinsicEval<AMDGPUDimProfile P_> {
   int NumDataArgs = !size(P_.DataArgs);
-  int NumDmaskArgs = !if(P_.IsAtomic, 0, 1);
+  int NumDmaskArgs = !not(P_.IsAtomic);
   int NumExtraAddrArgs = !size(P_.ExtraAddrArgs);
   int NumVAddrArgs = !size(P_.AddrArgs);
   int NumGradientArgs = !if(P_.Gradients, !size(P_.Dim.GradientArgs), 0);
@@ -757,7 +757,7 @@
                                             list<AMDGPUArg> dataargs,
                                             list<IntrinsicProperty> props,
                                             list<SDNodeProperty> sdnodeprops,
-                                            bit Mip = 0> {
+                                            bit Mip = false> {
     foreach dim = AMDGPUDims.NoMsaa in {
       def !strconcat(NAME, "_", dim.Name)
         : AMDGPUImageDimIntrinsic<
@@ -771,7 +771,7 @@
                                          list<AMDGPUArg> dataargs,
                                          list<IntrinsicProperty> props,
                                          list<SDNodeProperty> sdnodeprops,
-                                         bit Mip = 0> {
+                                         bit Mip = false> {
     foreach dim = AMDGPUDims.All in {
       def !strconcat(NAME, "_", dim.Name)
         : AMDGPUImageDimIntrinsic<
@@ -806,7 +806,7 @@
   //////////////////////////////////////////////////////////////////////////
   multiclass AMDGPUImageDimSampleDims<string opmod,
                                       AMDGPUSampleVariant sample,
-                                      bit NoMem = 0> {
+                                      bit NoMem = false> {
     foreach dim = AMDGPUDims.NoMsaa in {
       def !strconcat(NAME, "_", dim.Name) : AMDGPUImageDimIntrinsic<
           AMDGPUDimSampleProfile<opmod, dim, sample>,
@@ -992,7 +992,7 @@
 def int_amdgcn_struct_buffer_store_format : AMDGPUStructBufferStore;
 def int_amdgcn_struct_buffer_store : AMDGPUStructBufferStore;
 
-class AMDGPURawBufferAtomic<LLVMType data_ty = llvm_any_ty, bit NoRtn = 0> : Intrinsic <
+class AMDGPURawBufferAtomic<LLVMType data_ty = llvm_any_ty, bit NoRtn = false> : Intrinsic <
   !if(NoRtn, [], [data_ty]),
   [!if(NoRtn, data_ty, LLVMMatchType<0>),  // vdata(VGPR)
    llvm_v4i32_ty,     // rsrc(SGPR)
@@ -1027,7 +1027,7 @@
 // gfx908 intrinsic
 def int_amdgcn_raw_buffer_atomic_fadd : AMDGPURawBufferAtomic<llvm_anyfloat_ty>;
 
-class AMDGPUStructBufferAtomic<LLVMType data_ty = llvm_any_ty, bit NoRtn = 0> : Intrinsic <
+class AMDGPUStructBufferAtomic<LLVMType data_ty = llvm_any_ty, bit NoRtn = false> : Intrinsic <
   !if(NoRtn, [], [data_ty]),
   [!if(NoRtn, data_ty, LLVMMatchType<0>),  // vdata(VGPR)
    llvm_v4i32_ty,     // rsrc(SGPR)