diff --git a/mlir/include/mlir/Conversion/Passes.td b/mlir/include/mlir/Conversion/Passes.td
index 86eff557291914..24b2cf1dc422bc 100644
--- a/mlir/include/mlir/Conversion/Passes.td
+++ b/mlir/include/mlir/Conversion/Passes.td
@@ -304,6 +304,11 @@ def ConvertMemRefToSPIRV : Pass<"convert-memref-to-spirv", "ModuleOp"> {
   let summary = "Convert MemRef dialect to SPIR-V dialect";
   let constructor = "mlir::createConvertMemRefToSPIRVPass()";
   let dependentDialects = ["spirv::SPIRVDialect"];
+  let options = [
+    Option<"boolNumBits", "bool-num-bits",
+           "int", /*default=*/"8",
+           "The number of bits to store a boolean value">
+  ];
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRV.cpp b/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRV.cpp
index ddc312eb09145c..899c582796a6fc 100644
--- a/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRV.cpp
+++ b/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRV.cpp
@@ -119,6 +119,17 @@ static Optional<spirv::Scope> getAtomicOpScope(MemRefType t) {
   return {};
 }
 
+/// Casts the given `srcBool` into an integer of `dstType`.
+static Value castBoolToIntN(Location loc, Value srcBool, Type dstType,
+                            OpBuilder &builder) {
+  assert(srcBool.getType().isInteger(1));
+  if (dstType.isInteger(1))
+    return srcBool;
+  Value zero = spirv::ConstantOp::getZero(dstType, loc, builder);
+  Value one = spirv::ConstantOp::getOne(dstType, loc, builder);
+  return builder.create<spirv::SelectOp>(loc, dstType, srcBool, one, zero);
+}
+
 //===----------------------------------------------------------------------===//
 // Operation conversion
 //===----------------------------------------------------------------------===//
@@ -336,9 +347,7 @@ IntLoadOpPattern::matchAndRewrite(memref::LoadOp loadOp,
     dstType = typeConverter.convertType(loadOp.getType());
     mask = spirv::ConstantOp::getOne(result.getType(), loc, rewriter);
     Value isOne = rewriter.create<spirv::IEqualOp>(loc, result, mask);
-    Value zero = spirv::ConstantOp::getZero(dstType, loc, rewriter);
-    Value one = spirv::ConstantOp::getOne(dstType, loc, rewriter);
-    result = rewriter.create<spirv::SelectOp>(loc, dstType, isOne, one, zero);
+    result = castBoolToIntN(loc, isOne, dstType, rewriter);
   } else if (result.getType().getIntOrFloatBitWidth() !=
              static_cast<unsigned>(dstBits)) {
     result = rewriter.create<spirv::SConvertOp>(loc, dstType, result);
@@ -392,6 +401,7 @@ IntStoreOpPattern::matchAndRewrite(memref::StoreOp storeOp,
   bool isBool = srcBits == 1;
   if (isBool)
     srcBits = typeConverter.getOptions().boolNumBits;
+
   Type pointeeType = typeConverter.convertType(memrefType)
                          .cast<spirv::PointerType>()
                          .getPointeeType();
@@ -406,8 +416,11 @@ IntStoreOpPattern::matchAndRewrite(memref::StoreOp storeOp,
   assert(dstBits % srcBits == 0);
 
   if (srcBits == dstBits) {
+    Value storeVal = storeOperands.value();
+    if (isBool)
+      storeVal = castBoolToIntN(loc, storeVal, dstType, rewriter);
     rewriter.replaceOpWithNewOp<spirv::StoreOp>(
-        storeOp, accessChainOp.getResult(), storeOperands.value());
+        storeOp, accessChainOp.getResult(), storeVal);
     return success();
   }
 
@@ -435,12 +448,8 @@ IntStoreOpPattern::matchAndRewrite(memref::StoreOp storeOp,
   clearBitsMask = rewriter.create<spirv::NotOp>(loc, dstType, clearBitsMask);
 
   Value storeVal = storeOperands.value();
-  if (isBool) {
-    Value zero = spirv::ConstantOp::getZero(dstType, loc, rewriter);
-    Value one = spirv::ConstantOp::getOne(dstType, loc, rewriter);
-    storeVal =
-        rewriter.create<spirv::SelectOp>(loc, dstType, storeVal, one, zero);
-  }
+  if (isBool)
+    storeVal = castBoolToIntN(loc, storeVal, dstType, rewriter);
   storeVal = shiftValue(loc, storeVal, offset, mask, dstBits, rewriter);
   Value adjustedPtr = adjustAccessChainForBitwidth(typeConverter, accessChainOp,
                                                    srcBits, dstBits, rewriter);
diff --git a/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRVPass.cpp b/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRVPass.cpp
index 79d137fd8a7e09..cd0d3429c6b582 100644
--- a/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRVPass.cpp
+++ b/mlir/lib/Conversion/MemRefToSPIRV/MemRefToSPIRVPass.cpp
@@ -34,7 +34,9 @@ void ConvertMemRefToSPIRVPass::runOnOperation() {
   std::unique_ptr<ConversionTarget> target =
       SPIRVConversionTarget::get(targetAttr);
 
-  SPIRVTypeConverter typeConverter(targetAttr);
+  SPIRVTypeConverter::Options options;
+  options.boolNumBits = this->boolNumBits;
+  SPIRVTypeConverter typeConverter(targetAttr, options);
 
   // Use UnrealizedConversionCast as the bridge so that we don't need to pull in
   // patterns for other dialects.
diff --git a/mlir/test/Conversion/MemRefToSPIRV/memref-to-spirv.mlir b/mlir/test/Conversion/MemRefToSPIRV/memref-to-spirv.mlir
index bb8b8a5e86d0ee..daf0ea0797a548 100644
--- a/mlir/test/Conversion/MemRefToSPIRV/memref-to-spirv.mlir
+++ b/mlir/test/Conversion/MemRefToSPIRV/memref-to-spirv.mlir
@@ -1,9 +1,17 @@
-// RUN: mlir-opt -split-input-file -convert-memref-to-spirv %s -o - | FileCheck %s
+// RUN: mlir-opt -split-input-file -convert-memref-to-spirv="bool-num-bits=8" %s -o - | FileCheck %s
+
+// Check that with proper compute and storage extensions, we don't need to
+// perform special tricks.
 
 module attributes {
   spv.target_env = #spv.target_env<
-    #spv.vce<v1.0, [Shader, Int8, Int16, Int64, Float16, Float64],
-             [SPV_KHR_storage_buffer_storage_class]>, {}>
+    #spv.vce<v1.0,
+      [
+        Shader, Int8, Int16, Int64, Float16, Float64,
+        StorageBuffer16BitAccess, StorageUniform16, StoragePushConstant16,
+        StorageBuffer8BitAccess, UniformAndStorageBuffer8BitAccess, StoragePushConstant8
+      ],
+      [SPV_KHR_16bit_storage, SPV_KHR_8bit_storage, SPV_KHR_storage_buffer_storage_class]>, {}>
 } {
 
 // CHECK-LABEL: @load_store_zero_rank_float
@@ -57,6 +65,27 @@ func @load_store_unknown_dim(%i: index, %source: memref<?xi32>, %dest: memref<?x
   return
 }
 
+// CHECK-LABEL: func @store_i1
+//  CHECK-SAME: %[[DST:.+]]: memref<4xi1>,
+//  CHECK-SAME: %[[IDX:.+]]: index
+func @store_i1(%dst: memref<4xi1>, %i: index) {
+  %true = constant true
+  // CHECK: %[[DST_CAST:.+]] = builtin.unrealized_conversion_cast %[[DST]] : memref<4xi1> to !spv.ptr<!spv.struct<(!spv.array<4 x i8, stride=1> [0])>, StorageBuffer>
+  // CHECK: %[[IDX_CAST:.+]] = builtin.unrealized_conversion_cast %[[IDX]]
+  // CHECK: %[[ZERO_0:.+]] = spv.Constant 0 : i32
+  // CHECK: %[[ZERO_1:.+]] = spv.Constant 0 : i32
+  // CHECK: %[[ONE:.+]] = spv.Constant 1 : i32
+  // CHECK: %[[MUL:.+]] = spv.IMul %[[ONE]], %[[IDX_CAST]] : i32
+  // CHECK: %[[ADD:.+]] = spv.IAdd %[[ZERO_1]], %[[MUL]] : i32
+  // CHECK: %[[ADDR:.+]] = spv.AccessChain %[[DST_CAST]][%[[ZERO_0]], %[[ADD]]] : !spv.ptr<!spv.struct<(!spv.array<4 x i8, stride=1> [0])>, StorageBuffer>, i32, i32
+  // CHECK: %[[ZERO_I8:.+]] = spv.Constant 0 : i8
+  // CHECK: %[[ONE_I8:.+]] = spv.Constant 1 : i8
+  // CHECK: %[[RES:.+]] = spv.Select %{{.+}}, %[[ONE_I8]], %[[ZERO_I8]] : i1, i8
+  // CHECK: spv.Store "StorageBuffer" %[[ADDR]], %[[RES]] : i8
+  memref.store %true, %dst[%i]: memref<4xi1>
+  return
+}
+
 } // end module
 
 // -----
@@ -88,10 +117,7 @@ func @load_i1(%arg0: memref<i1>) -> i1 {
   //     CHECK: %[[T4:.+]] = spv.ShiftRightArithmetic %[[T3]], %[[T2]] : i32, i32
   // Convert to i1 type.
   //     CHECK: %[[ONE:.+]] = spv.Constant 1 : i32
-  //     CHECK: %[[ISONE:.+]]  = spv.IEqual %[[T4]], %[[ONE]] : i32
-  //     CHECK: %[[FALSE:.+]] = spv.Constant false
-  //     CHECK: %[[TRUE:.+]] = spv.Constant true
-  //     CHECK: %[[RES:.+]] = spv.Select %[[ISONE]], %[[TRUE]], %[[FALSE]] : i1, i1
+  //     CHECK: %[[RES:.+]]  = spv.IEqual %[[T4]], %[[ONE]] : i32
   //     CHECK: return %[[RES]]
   %0 = memref.load %arg0[] : memref<i1>
   return %0 : i1