diff --git a/mlir/utils/spirv/gen_spirv_dialect.py b/mlir/utils/spirv/gen_spirv_dialect.py
--- a/mlir/utils/spirv/gen_spirv_dialect.py
+++ b/mlir/utils/spirv/gen_spirv_dialect.py
@@ -445,8 +445,8 @@
   Arguments:
     - instructions: a list containing a subset of SPIR-V instructions' grammar
   Returns:
-    - A map with keys representing capabilities and values of lists of instructions
-    enabled by the corresponding key
+    - A map with keys representing capabilities and values of lists of
+    instructions enabled by the corresponding key
   """
   cap_to_inst = {}
 
@@ -473,13 +473,15 @@
 
   existing_opcodes = [k[11:] for k in re.findall('def SPV_OC_\w+', content[1])]
   existing_instructions = list(
-          filter(lambda inst: (inst['opname'] in existing_opcodes), instructions))
+          filter(lambda inst: (inst['opname'] in existing_opcodes),
+              instructions))
 
   instructions_opnames = [inst['opname'] for inst in instructions]
 
   remaining_opcodes = list(set(instructions_opnames) - set(existing_opcodes))
   remaining_instructions = list(
-          filter(lambda inst: (inst['opname'] in remaining_opcodes), instructions))
+          filter(lambda inst: (inst['opname'] in remaining_opcodes),
+              instructions))
 
   rem_cap_to_instr = map_cap_to_opnames(remaining_instructions)
   ex_cap_to_instr = map_cap_to_opnames(existing_instructions)
@@ -492,14 +494,16 @@
       rem_cap_to_cov[cap] = 0.0
     else:
       rem_cap_to_cov[cap] = \
-              (len(ex_cap_to_instr[cap]) / (len(ex_cap_to_instr[cap]) + len(rem_cap_to_instr[cap])))
+              (len(ex_cap_to_instr[cap]) / (len(ex_cap_to_instr[cap]) \
+              + len(rem_cap_to_instr[cap])))
 
   report = {}
 
   # Merge the 3 maps into one report
   for cap in rem_cap_to_instr:
     report[cap] = {}
-    report[cap]['Supported Instructions'] = ex_cap_to_instr[cap] if cap in ex_cap_to_instr else []
+    report[cap]['Supported Instructions'] = \
+            ex_cap_to_instr[cap] if cap in ex_cap_to_instr else []
     report[cap]['Unsupported Instructions']  = rem_cap_to_instr[cap]
     report[cap]['Coverage'] = '{}%'.format(int(rem_cap_to_cov[cap] * 100))
 
diff --git a/mlir/utils/spirv/report_coverage.sh b/mlir/utils/spirv/report_coverage.sh
new file mode 100755
--- /dev/null
+++ b/mlir/utils/spirv/report_coverage.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# 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
+
+# Script for reporting current level of SPIR-V spec instruction coverage in spv
+# Dialect. It dumps to standard output a YAML string of current coverage.
+#
+# Run as:
+# ./report_coverage.sh
+
+set -e
+
+current_file="$(readlink -f "$0")"
+current_dir="$(dirname "$current_file")"
+
+python3 ${current_dir}/gen_spirv_dialect.py \
+  --base-td-path ${current_dir}/../../include/mlir/Dialect/SPIRV/SPIRVBase.td \
+  --gen-inst-coverage