diff --git a/tensorflow/workspace.bzl b/tensorflow/workspace.bzl
index 1ac8a49028d..1472b3115be 100755
--- a/tensorflow/workspace.bzl
+++ b/tensorflow/workspace.bzl
@@ -655,8 +655,8 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
     )
 
     # Check out LLVM and MLIR from llvm-project.
-    LLVM_COMMIT = "034a7b6604067b0ccb36c761a5782456b76c447e"
-    LLVM_SHA256 = "87bd4dd8c2620ae6371dcfeeb6f1583918945c829cb115020ad4bc0a74a079d7"
+    LLVM_COMMIT = "c4b5a66e44f031eb89c9d6ea32b144f1169bdbae"
+    LLVM_SHA256 = "8463cbed08a66c7171c831e9549076cf3fd4f7e6fe690b9b799d6afef2465007"
     LLVM_URLS = [
         "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
         "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
diff --git a/third_party/llvm/llvm.autogenerated.BUILD b/third_party/llvm/llvm.autogenerated.BUILD
index 9e26f9f801f..126e7c9eb2e 100644
--- a/third_party/llvm/llvm.autogenerated.BUILD
+++ b/third_party/llvm/llvm.autogenerated.BUILD
@@ -577,6 +577,7 @@ gentbl(
         ("-gen-global-isel", "lib/Target/AMDGPU/AMDGPUGenGlobalISel.inc"),
         ("-gen-global-isel-combiner -combiners=AMDGPUPreLegalizerCombinerHelper", "lib/Target/AMDGPU/AMDGPUGenPreLegalizeGICombiner.inc"),
         ("-gen-global-isel-combiner -combiners=AMDGPUPostLegalizerCombinerHelper", "lib/Target/AMDGPU/AMDGPUGenPostLegalizeGICombiner.inc"),
+        ("-gen-global-isel-combiner -combiners=AMDGPURegBankCombinerHelper", "lib/Target/AMDGPU/AMDGPUGenRegBankGICombiner.inc"),
     ],
     tblgen = ":llvm-tblgen",
     td_file = "lib/Target/AMDGPU/AMDGPUGISel.td",
@@ -4861,6 +4862,33 @@ alias(
     actual = ":VEDesc",
 )
 
+cc_library(
+    name = "VEDisassembler",
+    srcs = glob([
+        "lib/Target/VE/Disassembler/*.c",
+        "lib/Target/VE/Disassembler/*.cpp",
+        "lib/Target/VE/Disassembler/*.inc",
+    ]),
+    hdrs = glob([
+        "include/llvm/Target/VE/Disassembler/*.h",
+        "include/llvm/Target/VE/Disassembler/*.def",
+        "include/llvm/Target/VE/Disassembler/*.inc",
+        "lib/Target/VE/Disassembler/*.h",
+    ]),
+    copts = llvm_copts + ["-Iexternal/llvm-project/llvm/lib/Target/VE"],
+    deps = [
+        ":MCDisassembler",
+        ":Support",
+        ":VEInfo",
+        ":config",
+    ],
+)
+
+alias(
+    name = "ve_disassembler",
+    actual = ":VEDisassembler",
+)
+
 cc_library(
     name = "VEInfo",
     srcs = glob([