Upgraded to the latest version of Eigen that supports convolutions on fp16

Change: 123238579

eigen.BUILD

 package(default_visibility = ["//visibility:public"])
 
-archive_dir = "eigen-eigen-a5e9085a94e8"
+archive_dir = "eigen-eigen-f3a13643ac1f"
 
 cc_library(
     name = "eigen",

tensorflow/contrib/cmake/external/eigen.cmake

@@ -7,7 +7,7 @@
 
 include (ExternalProject)
 
-set(eigen_archive_hash "a5e9085a94e8")
+set(eigen_archive_hash "f3a13643ac1f")
 
 set(eigen_INCLUDE_DIRS
     ${CMAKE_CURRENT_BINARY_DIR}
@@ -16,7 +16,7 @@ set(eigen_INCLUDE_DIRS
     ${tensorflow_source_dir}/third_party/eigen3
 )
 set(eigen_URL https://bitbucket.org/eigen/eigen/get/${eigen_archive_hash}.tar.gz)
-set(eigen_HASH SHA256=967126237829c7c87abb6cd0e13a5a235b0377d51575522c390b9486aed13e71)
+set(eigen_HASH SHA256=a9266e60366cddb371a23d86b11a297eee86372a89ef4b38a3509012f9cc37ec)
 set(eigen_BUILD ${CMAKE_CURRENT_BINARY_DIR}/eigen/src/eigen)
 set(eigen_INSTALL ${CMAKE_CURRENT_BINARY_DIR}/eigen/install)
 

tensorflow/workspace.bzl

@@ -13,8 +13,8 @@ def tf_workspace(path_prefix = "", tf_repo_name = ""):
 
   native.new_http_archive(
     name = "eigen_archive",
-    url = "https://bitbucket.org/eigen/eigen/get/a5e9085a94e8.tar.gz",
-    sha256 = "967126237829c7c87abb6cd0e13a5a235b0377d51575522c390b9486aed13e71",
+    url = "https://bitbucket.org/eigen/eigen/get/f3a13643ac1f.tar.gz",
+    sha256 = "a9266e60366cddb371a23d86b11a297eee86372a89ef4b38a3509012f9cc37ec",
     build_file = path_prefix + "eigen.BUILD",
   )
 

third_party/eigen3/Eigen/Cholesky

-#include "eigen-eigen-a5e9085a94e8/Eigen/Cholesky"
+#include "eigen-eigen-f3a13643ac1f/Eigen/Cholesky"

third_party/eigen3/Eigen/Core

-#include "eigen-eigen-a5e9085a94e8/Eigen/Core"
+#include "eigen-eigen-f3a13643ac1f/Eigen/Core"

third_party/eigen3/Eigen/Eigenvalues

-#include "eigen-eigen-a5e9085a94e8/Eigen/Eigenvalues"
+#include "eigen-eigen-f3a13643ac1f/Eigen/Eigenvalues"

third_party/eigen3/Eigen/LU

-#include "eigen-eigen-a5e9085a94e8/Eigen/LU"
+#include "eigen-eigen-f3a13643ac1f/Eigen/LU"

third_party/eigen3/Eigen/QR

-#include "eigen-eigen-a5e9085a94e8/Eigen/QR"
+#include "eigen-eigen-f3a13643ac1f/Eigen/QR"

third_party/eigen3/unsupported/Eigen/CXX11/Tensor

-#include "eigen-eigen-a5e9085a94e8/unsupported/Eigen/CXX11/Tensor"
+#include "eigen-eigen-f3a13643ac1f/unsupported/Eigen/CXX11/Tensor"