Add more bazel goop for OpenMP

Author: rnk

utils/bazel/llvm-project-overlay/mlir/BUILD.bazel

@@ -9397,6 +9397,7 @@ cc_library(
         ":MemRefTransforms",
         ":NVGPUTransforms",
         ":OpenACCTransforms",
+        ":OpenMPTransforms",
         ":QuantTransforms",
         ":SCFTransforms",
         ":SPIRVTransforms",
@@ -10350,6 +10351,41 @@ cc_library(
     ],
 )
 
+gentbl_cc_library(
+    name = "OpenMPPassIncGen",
+    tbl_outs = {"include/mlir/Dialect/OpenMP/Transforms/Passes.h.inc": [
+        "-gen-pass-decls",
+        "-name=OpenMP",
+    ]},
+    tblgen = ":mlir-tblgen",
+    td_file = "include/mlir/Dialect/OpenMP/Transforms/Passes.td",
+    deps = [":PassBaseTdFiles"],
+)
+
+cc_library(
+    name = "OpenMPTransforms",
+    srcs = glob(
+        [
+            "lib/Dialect/OpenMP/Transforms/*.cpp",
+        ],
+    ),
+    hdrs = glob(["include/mlir/Dialect/OpenMP/Transforms/*.h"]),
+    includes = ["include"],
+    deps = [
+        ":Analysis",
+        ":FuncDialect",
+        ":IR",
+        ":LLVMDialect",
+        ":OpenMPDialect",
+        ":OpenMPPassIncGen",
+        ":Pass",
+        ":Support",
+        ":Transforms",
+        "//llvm:Support",
+    ],
+)
+
+
 cc_library(
     name = "OpenACCToSCF",
     srcs = glob([