tensorflow with rocm

Signed-off-by: Igor Ulyanov <disinbox@gmail.com>

8 files changed, 568 insertions, 0 deletions

diff --git a/sci-libs/tensorflow/Manifest b/sci-libs/tensorflow/Manifest
new file mode 100644
index 0000000..f6fd69c
--- /dev/null
+++ b/sci-libs/tensorflow/Manifest
@@ -0,0 +1,30 @@
+AUX tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch 1188 BLAKE2B dcebed9a89be6ff70f073c432e5e02ab80c0fc9e69cea2b1255a5620d456eec39f717fef3dec062a7dee5d33ce2eb45712d578de9f5ecb00360bb26004cc949c SHA512 d47a98015c424fd61adea6c8f5ed5115ca35c807636530e737963f002f02380d80d30e0f0cf3c6cf3e00914157fce62739da60ae30a4fb533321822a4fa45b2d
+AUX tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch 2370 BLAKE2B 87c60e70e929ade64cae24ae6f6d2d9168b0f5b93093206755fb66033b198e7226b7157a6aa15cb051cd9cd42bec8743ec7b96334ea3b9184445afff5e61c257 SHA512 2469fc0f9c9365c2e1191c68b61ba9ed54f0d240e34bb431ba6efadb9a4a63ae5b579e22b693df41fbbee55e4119bf8dcbdcdec6d7be81e36d1b48da8ff88c7b
+AUX tensorflow-2.1.0-cuda_10.2_support_bin2c.patch 518 BLAKE2B 945a7e2a4b0379c05a274bbc2582fabf37b3447282d14dc28725b8d3b4e8d0a17bada117775e22697f9c2ba5549223a89c4849c49cf007e10ab9da3933255051 SHA512 01f4e5a02b2c68bc39b5be251257a2a484aa66aabaeca33a3e4ab9d434928cb63fb3846fa8870c565a40706acc686d3522e953ae3cc9fbd41d49d27c27838d8d
+AUX tensorflow-2.1.0-external_libs.patch 1024 BLAKE2B ab7bbe1f041f25f3d7cf29140d19e07d3c5af83d556895f01cf022c0191dd4fe7ae0e181f01cb94dbf69bb7e6e4a4dfb3765ce7c62d54746189a5e01b7dba460 SHA512 81118b3478925cb163ed3b1b5395247c0528b349a6f0d78535f09ce693e64bb776ddf94a33b4d959bed9c91a030bcf9084bd5b07d2aa4a72b8d4bacc72d93cfb
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+DIST llvm-ecc999101aadc8dc7d4af9fd88be10fe42674aa0.tar.gz 115788302 BLAKE2B ea18d6cb3cc8311a78e543996d88831e1ecf1dec58b7c890a80cd8fce86e1c52244b9cfc0d7ce0867480465c2d914555c16cf003bfdcf90056d63e8f4e0ea0c0 SHA512 5422762ffe1022ad4588bcf2bdce1a041c37b5edffed70fcefdd911b2dbf8b52cba9ec57670d48d7b69be6b71e354d333d6eaa5ac5260df56ed8ab18fd98fe88
+DIST nvidia-nccl-0ceaec9cee96ae7658aa45686853286651f36384.tar.gz 107044 BLAKE2B fd018b1d40977add357e98382f41e3fa6456bdc9a181e2d6cc7a3bc7fb98d242b3216b5ed0c40323bbcc006ab5221b49819ebc1dccd0c8dd700d9504f085eed1 SHA512 e66f323abb68feeec41927cc23e3a85d82fd1b7105a6232626edba95acb9eb22b3fb8b28d1a7adb536c47c936f68271fe5d8f66d3059e3128608ad826dd7622e
+DIST oourafft2d-20061228.tgz 54434 BLAKE2B 382dd5787155b877a2ad1d624596afb5dbbe146a7aedf044d7f016949deedac871a512a030b5e6ac9ea5310e216788ffb99af1dd9d2a0de3f1ad72d9e5e7a3db SHA512 af993f68e8e1eb3cb927a51e86da8f74cfafc912a7cd055515e50fe543dd19ab5a6f7b1c2be4a55d6f4a0e5d766ead34c3be4c5705be6353f78cb2a55bd5cf16
+DIST pybind11-v2.3.0.tar.gz 564520 BLAKE2B a7c1485aa8f63a00eccd3103cf9f531a080b049be02e6182b30503ae6dd6c55fc517684ed9d92aaec244efd5f77336c68d1ea546833f7f0ae2fd7b090c19a02d SHA512 04542fe9dca2ffdb86c15698a4bbc041446a9f11970092e89a482ae0ff64c932f62fff8f437b98bdaa006c1fccabddd79f0c7e376f27daed2150b1d2f988e8aa
+DIST re2-506cfa4bffd060c06ec338ce50ea3468daa6c814.tar.gz 316237 BLAKE2B 8a975bc3e78b690f70944651c7022c6d946f40b2eb5fe01b2e203141f94b890cf1ad5c72af8e7c6ff3c5242d42af5a8657ed69e3c74d9ac081beb15de6334c0c SHA512 e3e00e92700d08bc55ba0e96148ddf1e00de2d329c1fdac08691ff15976937829f66dbc84af886a4b749ad66ba4ab208d66811e97e33bb9c2d7359735406c450
+DIST tensorflow-1.15.0-python-license.rst.txt 45132 BLAKE2B 8a8ace4b64fd9eda1932272704dd4fea002d2562cd9c2c94470d3ff5de58bb171ff849d3f998ea90cd779d1084d39af1267aca8400b74b701205d2e76e6a2628 SHA512 c79c42f4ceecf33c8f8778ca17b53595b75d5d0bdf30b11058cf01dd70a6351f530ca9dd846460aba14edc1d5876f7bf6fa0f9f49f7915590b0f54d267ce3856
+DIST tensorflow-2.1.0_rc2.tar.gz 41641498 BLAKE2B 1ab001f6804cd6b2b3122cd5bf84905d81b1632f363134dc30aee92869077da2420799d0e70ea050004ac854a7e887a44176806b8cdfab5f12b9c8f7440d22be SHA512 7b8c9a83b5c25b36f680cfdaeefdc932cab93ecfc25622cd46ac14b2f5582eea4f04c6bdd5d63058266d5e0bf2cd9e1fb7a0647be62fb4ec4b910b0e7b4214e0
+EBUILD tensorflow-2.1.0_rc2.ebuild 12646 BLAKE2B ce35385bd47d2b4c8977e43a163fd75a19c4c993b0c6303435a9b69116b5918481bec9ecc96b84fa8cafcb6c51fcde1646ffef249b893ebc342ea40f17646961 SHA512 2414c94f4d92fcac4269864244d2c90c3dc9651eb8c6a56ad87810bf7ee09103fad51c9a7adb4392c961a9db1250361a5b44172c5165762c8a08d64c497731c7
+MISC metadata.xml 606 BLAKE2B 910509df7310f05e34bbdd7223a9ad64e4f67c67174d3868629d594022aeab23fb9631fb17782b5787e7880cb2990ffed7d14c030ab86a25c23c8118330bc690 SHA512 ffc3f68be38618f77b7d31406292e3a4ead2819d19aa7c8b1eb779e03027b9220cc248645cad44e31a6f0c113f4aeeed2a45060617b1bb03695bd2c684262b30
diff --git a/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch
new file mode 100644
index 0000000..08c7458
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch
@@ -0,0 +1,38 @@
+From 9a44d8e10d726cae992e611575b9dcb1627beede Mon Sep 17 00:00:00 2001
+From: Jason Zaman <jason@perfinion.com>
+Date: Wed, 11 Sep 2019 12:08:34 +0800
+Subject: [PATCH 1/2] WORKSPACE: add rules-docker http_archive,
+ bazel-toolchains uses git_repo
+
+git_repository() rules cannot pull from --distdir and fail when building
+without internet access. Use http_archive instead and pin the sha256
+hash as well.
+
+Signed-off-by: Jason Zaman <jason@perfinion.com>
+---
+ WORKSPACE | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/WORKSPACE b/WORKSPACE
+index 74ea14d0fd..ccff2ba30f 100644
+--- a/WORKSPACE
++++ b/WORKSPACE
+@@ -12,6 +12,15 @@ http_archive(
+     ],
+ )
+ 
++http_archive(
++    name = "io_bazel_rules_docker",
++    sha256 = "7d453450e1eb70e238eea6b31f4115607ec1200e91afea01c25f9804f37e39c8",
++    strip_prefix = "rules_docker-0.10.0",
++    urls = [
++        "https://github.com/bazelbuild/rules_docker/releases/download/v0.10.0/rules_docker-v0.10.0.tar.gz",
++    ],
++)
++
+ # Load tf_repositories() before loading dependencies for other repository so
+ # that dependencies like com_google_protobuf won't be overridden.
+ load("//tensorflow:workspace.bzl", "tf_repositories")
+-- 
+2.21.0
+
diff --git a/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch
new file mode 100644
index 0000000..f8b72da
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch
@@ -0,0 +1,61 @@
+From 05f57f785aeb58146b3873d4a0c614d897c56293 Mon Sep 17 00:00:00 2001
+From: Jason Zaman <jason@perfinion.com>
+Date: Wed, 11 Sep 2019 18:18:42 +0800
+Subject: [PATCH 2/2] systemlibs: unbundle functools32
+
+Signed-off-by: Jason Zaman <jason@perfinion.com>
+---
+ tensorflow/workspace.bzl                     |  1 +
+ third_party/systemlibs/functools32.BUILD     | 15 +++++++++++++++
+ third_party/systemlibs/syslibs_configure.bzl |  1 +
+ 3 files changed, 17 insertions(+)
+ create mode 100644 third_party/systemlibs/functools32.BUILD
+
+diff --git a/tensorflow/workspace.bzl b/tensorflow/workspace.bzl
+index d9fadc1030..760b7cd905 100755
+--- a/tensorflow/workspace.bzl
++++ b/tensorflow/workspace.bzl
+@@ -325,6 +325,7 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
+         build_file = clean_dep("//third_party:functools32.BUILD"),
+         sha256 = "f6253dfbe0538ad2e387bd8fdfd9293c925d63553f5813c4e587745416501e6d",
+         strip_prefix = "functools32-3.2.3-2",
++        system_build_file = clean_dep("//third_party/systemlibs:functools32.BUILD"),
+         urls = [
+             "https://storage.googleapis.com/mirror.tensorflow.org/pypi.python.org/packages/c5/60/6ac26ad05857c601308d8fb9e87fa36d0ebf889423f47c3502ef034365db/functools32-3.2.3-2.tar.gz",
+             "https://pypi.python.org/packages/c5/60/6ac26ad05857c601308d8fb9e87fa36d0ebf889423f47c3502ef034365db/functools32-3.2.3-2.tar.gz",
+diff --git a/third_party/systemlibs/functools32.BUILD b/third_party/systemlibs/functools32.BUILD
+new file mode 100644
+index 0000000000..5567ef6943
+--- /dev/null
++++ b/third_party/systemlibs/functools32.BUILD
+@@ -0,0 +1,15 @@
++# Description:
++#   functools32 provides a backport of the functools module for Python 2.
++
++licenses(["notice"])  # Python 2.0
++
++package(default_visibility = ["//visibility:public"])
++
++filegroup(
++    name = "LICENSE",
++)
++
++py_library(
++    name = "functools32",
++    srcs_version = "PY2AND3",
++)
+diff --git a/third_party/systemlibs/syslibs_configure.bzl b/third_party/systemlibs/syslibs_configure.bzl
+index f83c0dd3d5..0884be8416 100644
+--- a/third_party/systemlibs/syslibs_configure.bzl
++++ b/third_party/systemlibs/syslibs_configure.bzl
+@@ -22,6 +22,7 @@ VALID_LIBS = [
+     "double_conversion",
+     "enum34_archive",
+     "flatbuffers",
++    "functools32_archive",
+     "gast_archive",
+     "gif_archive",
+     "grpc",
+-- 
+2.21.0
+
diff --git a/sci-libs/tensorflow/files/tensorflow-2.1.0-cuda_10.2_support_bin2c.patch b/sci-libs/tensorflow/files/tensorflow-2.1.0-cuda_10.2_support_bin2c.patch
new file mode 100644
index 0000000..4cc2f60
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-2.1.0-cuda_10.2_support_bin2c.patch
@@ -0,0 +1,12 @@
+diff --git a/third_party/nccl/build_defs.bzl.tpl b/third_party/nccl/build_defs.bzl.tpl
+index 5719139855..5f5c3a1008 100644
+--- a/third_party/nccl/build_defs.bzl.tpl
++++ b/third_party/nccl/build_defs.bzl.tpl
+@@ -113,7 +113,6 @@ def _device_link_impl(ctx):
+             "--cmdline=--compile-only",
+             "--link",
+             "--compress-all",
+-            "--bin2c-path=%s" % bin2c.dirname,
+             "--create=%s" % tmp_fatbin.path,
+             "--embedded-fatbin=%s" % fatbin_h.path,
+         ] + images,
diff --git a/sci-libs/tensorflow/files/tensorflow-2.1.0-external_libs.patch b/sci-libs/tensorflow/files/tensorflow-2.1.0-external_libs.patch
new file mode 100644
index 0000000..194cdc1
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-2.1.0-external_libs.patch
@@ -0,0 +1,26 @@
+diff --git a/WORKSPACE b/WORKSPACE
+index babb14b509..bcdd4f46e2 100644
+--- a/WORKSPACE
++++ b/WORKSPACE
+@@ -67,7 +67,7 @@ http_archive(
+ http_archive(
+     name = "bazel_skylib",
+     sha256 = "1dde365491125a3db70731e25658dfdd3bc5dbdfd11b840b3e987ecf043c7ca0",
+-    urls = ["https://github.com/bazelbuild/bazel-skylib/releases/download/0.9.0/bazel-skylib.0.9.0.tar.gz"],
++    urls = ["https://github.com/bazelbuild/bazel-skylib/releases/download/0.9.0/bazel_skylib-0.9.0.tar.gz"],
+ )  # https://github.com/bazelbuild/bazel-skylib/releases
+ http_archive(
+     name = "com_github_apple_swift_swift_protobuf",
+diff --git a/third_party/systemlibs/syslibs_configure.bzl b/third_party/systemlibs/syslibs_configure.bzl
+index 8619cddfdd..4b57df0cbe 100644
+--- a/third_party/systemlibs/syslibs_configure.bzl
++++ b/third_party/systemlibs/syslibs_configure.bzl
+@@ -27,7 +27,7 @@ VALID_LIBS = [
+     "grpc",
+     "hwloc",
+     "icu",
+-    "jpeg",
++    "libjpeg_turbo",
+     "jsoncpp_git",
+     "keras_applications_archive",
+     "lmdb",
diff --git a/sci-libs/tensorflow/files/tensorflow-2.1.0-python3.8-pywrap_tensor.patch b/sci-libs/tensorflow/files/tensorflow-2.1.0-python3.8-pywrap_tensor.patch
new file mode 100644
index 0000000..bc53750
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-2.1.0-python3.8-pywrap_tensor.patch
@@ -0,0 +1,11 @@
+--- a/tensorflow/python/eager/pywrap_tensor.cc.ORIG	2019-09-27 23:56:33.000000000 +0200
++++ b/tensorflow/python/eager/pywrap_tensor.cc	2019-11-27 16:39:00.996713385 +0100
+@@ -839,7 +839,7 @@
+     sizeof(EagerTensor),                /* tp_basicsize */
+     0,                                  /* tp_itemsize */
+     (destructor)EagerTensor_dealloc,    /* tp_dealloc */
+-    nullptr,                            /* tp_print */
++    0,                                  /* tp_vectorcall_offset */
+     nullptr,                            /* tp_getattr */
+     nullptr,                            /* tp_setattr */
+     nullptr,                            /* tp_compare */
diff --git a/sci-libs/tensorflow/metadata.xml b/sci-libs/tensorflow/metadata.xml
new file mode 100644
index 0000000..6161514
--- /dev/null
+++ b/sci-libs/tensorflow/metadata.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>perfinion@gentoo.org</email>
+		<name>Jason Zaman</name>
+	</maintainer>
+	<longdescription lang="en">
+		An open source machine learning framework for everyone
+	</longdescription>
+	<use>
+		<flag name="cuda">Enable support for nVidia CUDA</flag>
+		<flag name="xla">XLA (Accelerated Linear Algebra) Optimizing Compiler for TensorFlow</flag>
+	</use>
+	<upstream>
+		<remote-id type="github">tensorflow/tensorflow</remote-id>
+	</upstream>
+</pkgmetadata>
diff --git a/sci-libs/tensorflow/tensorflow-2.1.0_rc2.ebuild b/sci-libs/tensorflow/tensorflow-2.1.0_rc2.ebuild
new file mode 100644
index 0000000..76e5a0c
--- /dev/null
+++ b/sci-libs/tensorflow/tensorflow-2.1.0_rc2.ebuild
@@ -0,0 +1,372 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_OPTIONAL=1
+PYTHON_COMPAT=( python{3_5,3_6,3_7} )
+MY_PV=${PV/_rc/-rc}
+MY_P=${PN}-${MY_PV}
+
+inherit bazel check-reqs cuda distutils-r1 flag-o-matic toolchain-funcs
+
+DESCRIPTION="Computation framework using data flow graphs for scalable machine learning"
+HOMEPAGE="https://www.tensorflow.org/"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="cuda mpi +python xla rocm"
+CPU_USE_FLAGS_X86="sse sse2 sse3 sse4_1 sse4_2 avx avx2 fma3 fma4"
+for i in $CPU_USE_FLAGS_X86; do
+	IUSE+=" cpu_flags_x86_$i"
+done
+
+# distfiles that bazel uses for the workspace, will be copied to basel-distdir
+bazel_external_uris="
+	https://storage.googleapis.com/mirror.tensorflow.org/www.kurims.kyoto-u.ac.jp/~ooura/fft2d.tgz -> oourafft2d-20061228.tgz
+	https://gitlab.com/libeigen/eigen/-/archive/4e696901f873a2347f76d931cf2f701e31e15d05/eigen-4e696901f873a2347f76d931cf2f701e31e15d05.tar.gz -> eigen-4e696901f873a2347f76d931cf2f701e31e15d05.tar.gz
+	https://github.com/abseil/abseil-cpp/archive/43ef2148c0936ebf7cb4be6b19927a9d9d145b8f.tar.gz -> abseil-cpp-43ef2148c0936ebf7cb4be6b19927a9d9d145b8f.tar.gz
+	https://github.com/bazelbuild/bazel-skylib/releases/download/0.8.0/bazel-skylib.0.8.0.tar.gz
+	https://github.com/bazelbuild/bazel-skylib/releases/download/0.9.0/bazel_skylib-0.9.0.tar.gz
+	https://github.com/bazelbuild/bazel-toolchains/archive/92dd8a7a518a2fb7ba992d47c8b38299fe0be825.tar.gz -> bazel-toolchains-92dd8a7a518a2fb7ba992d47c8b38299fe0be825.tar.gz
+	https://github.com/bazelbuild/rules_cc/archive/0d5f3f2768c6ca2faca0079a997a97ce22997a0c.zip -> bazelbuild-rules_cc-0d5f3f2768c6ca2faca0079a997a97ce22997a0c.zip
+	https://github.com/bazelbuild/rules_closure/archive/308b05b2419edb5c8ee0471b67a40403df940149.tar.gz -> bazelbuild-rules_closure-308b05b2419edb5c8ee0471b67a40403df940149.tar.gz
+	https://github.com/bazelbuild/rules_docker/releases/download/v0.10.0/rules_docker-v0.10.0.tar.gz -> bazelbuild-rules_docker-v0.10.0.tar.gz
+	https://github.com/bazelbuild/rules_swift/releases/download/0.12.1/rules_swift.0.12.1.tar.gz -> bazelbuild-rules_swift.0.12.1.tar.gz
+	https://github.com/google/farmhash/archive/816a4ae622e964763ca0862d9dbd19324a1eaf45.tar.gz -> farmhash-816a4ae622e964763ca0862d9dbd19324a1eaf45.tar.gz
+	https://github.com/google/gemmlowp/archive/12fed0cd7cfcd9e169bf1925bc3a7a58725fdcc3.zip -> gemmlowp-12fed0cd7cfcd9e169bf1925bc3a7a58725fdcc3.zip
+	https://github.com/google/highwayhash/archive/fd3d9af80465e4383162e4a7c5e2f406e82dd968.tar.gz -> highwayhash-fd3d9af80465e4383162e4a7c5e2f406e82dd968.tar.gz
+	https://github.com/google/re2/archive/506cfa4bffd060c06ec338ce50ea3468daa6c814.tar.gz -> re2-506cfa4bffd060c06ec338ce50ea3468daa6c814.tar.gz
+	https://github.com/mborgerding/kissfft/archive/36dbc057604f00aacfc0288ddad57e3b21cfc1b8.tar.gz -> kissfft-36dbc057604f00aacfc0288ddad57e3b21cfc1b8.tar.gz
+	https://github.com/pybind/pybind11/archive/v2.3.0.tar.gz -> pybind11-v2.3.0.tar.gz
+	https://github.com/llvm/llvm-project/archive/ecc999101aadc8dc7d4af9fd88be10fe42674aa0.tar.gz -> llvm-ecc999101aadc8dc7d4af9fd88be10fe42674aa0.tar.gz
+	cuda? (
+		https://github.com/nvidia/nccl/archive/0ceaec9cee96ae7658aa45686853286651f36384.tar.gz -> nvidia-nccl-0ceaec9cee96ae7658aa45686853286651f36384.tar.gz
+		https://github.com/NVlabs/cub/archive/1.8.0.zip -> cub-1.8.0.zip
+	)
+	python? (
+		https://github.com/intel/ARM_NEON_2_x86_SSE/archive/1200fe90bb174a6224a525ee60148671a786a71f.tar.gz -> ARM_NEON_2_x86_SSE-1200fe90bb174a6224a525ee60148671a786a71f.tar.gz
+		https://storage.googleapis.com/mirror.tensorflow.org/docs.python.org/2.7/_sources/license.rst.txt -> tensorflow-1.15.0-python-license.rst.txt
+		https://pypi.python.org/packages/bc/cc/3cdb0a02e7e96f6c70bd971bc8a90b8463fda83e264fa9c5c1c98ceabd81/backports.weakref-1.0rc1.tar.gz
+	)"
+
+SRC_URI="https://github.com/${PN}/${PN}/archive/v${MY_PV}.tar.gz -> ${P}.tar.gz
+		${bazel_external_uris}"
+
+RDEPEND="
+	app-arch/snappy
+	dev-db/lmdb
+	dev-db/sqlite
+	dev-libs/double-conversion
+	dev-libs/icu
+	~dev-libs/jsoncpp-1.9.1
+	dev-libs/libpcre
+	dev-libs/nsync
+	dev-libs/openssl:0=
+	>=dev-libs/protobuf-3.8.0:=
+	>=dev-libs/re2-0.2019.06.01
+	media-libs/giflib
+	media-libs/libjpeg-turbo
+	media-libs/libpng:0
+	>=net-libs/grpc-1.22.0
+	net-misc/curl
+	sys-libs/zlib
+	>=sys-apps/hwloc-2
+	cuda? (
+		>=dev-util/nvidia-cuda-toolkit-9.1[profiler]
+		dev-libs/cudnn
+	)
+	mpi? ( virtual/mpi )
+	python? (
+		${PYTHON_DEPS}
+		>=dev-libs/flatbuffers-1.8.0
+		dev-python/absl-py[${PYTHON_USEDEP}]
+		>=dev-python/astor-0.7.1[${PYTHON_USEDEP}]
+		dev-python/gast[${PYTHON_USEDEP}]
+		>=dev-python/numpy-1.16[${PYTHON_USEDEP}]
+		dev-python/google-pasta[${PYTHON_USEDEP}]
+		dev-python/opt-einsum[${PYTHON_USEDEP}]
+		>=dev-python/protobuf-python-3.8.0[${PYTHON_USEDEP}]
+		dev-python/six[${PYTHON_USEDEP}]
+		dev-python/termcolor[${PYTHON_USEDEP}]
+		>=dev-python/grpcio-1.22.0[${PYTHON_USEDEP}]
+		>=dev-python/wrapt-1.11.1[${PYTHON_USEDEP}]
+		>=net-libs/google-cloud-cpp-0.10.0
+		>=sci-libs/keras-applications-1.0.8[${PYTHON_USEDEP}]
+		>=sci-libs/keras-preprocessing-1.1.0[${PYTHON_USEDEP}]
+		>=sci-visualization/tensorboard-2.0.0[${PYTHON_USEDEP}]
+	)"
+DEPEND="${RDEPEND}
+	python? (
+		dev-python/mock
+		dev-python/setuptools
+	)"
+PDEPEND="python? (
+		>=sci-libs/tensorflow-estimator-2.0.0[${PYTHON_USEDEP}]
+	)"
+BDEPEND="
+	app-arch/unzip
+	>=dev-libs/protobuf-3.8.0
+	dev-java/java-config
+	dev-lang/swig
+	|| (
+		=dev-util/bazel-0.27*
+		=dev-util/bazel-0.29*
+	)
+	cuda? (
+		>=dev-util/nvidia-cuda-toolkit-9.1[profiler]
+	)
+	!python? ( dev-lang/python )
+	python? (
+		dev-python/cython
+		dev-python/mock
+		>=dev-python/grpcio-tools-1.22.0
+	)"
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+S="${WORKDIR}/${MY_P}"
+
+PATCHES=(
+	"${FILESDIR}/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch"
+	"${FILESDIR}/tensorflow-2.1.0-external_libs.patch"
+	"${FILESDIR}/tensorflow-2.1.0-python3.8-pywrap_tensor.patch"
+)
+DOCS=( AUTHORS CONTRIBUTING.md ISSUE_TEMPLATE.md README.md RELEASE.md )
+CHECKREQS_MEMORY="5G"
+CHECKREQS_DISK_BUILD="10G"
+
+get-cpu-flags() {
+	local i f=()
+	# Keep this list in sync with tensorflow/core/platform/cpu_feature_guard.cc.
+	for i in sse sse2 sse3 sse4_1 sse4_2 avx avx2 fma4; do
+		use cpu_flags_x86_${i} && f+=( -m${i/_/.} )
+	done
+	use cpu_flags_x86_fma3 && f+=( -mfma )
+	echo "${f[*]}"
+}
+
+pkg_setup() {
+	ewarn "TensorFlow 2.0 is a major release that contains some incompatibilities"
+	ewarn "with TensorFlow 1.x. For more information about migrating to TF2.0 see:"
+	ewarn "https://www.tensorflow.org/guide/migrate"
+
+	local num_pythons_enabled
+	num_pythons_enabled=0
+	count_impls(){
+		num_pythons_enabled=$((${num_pythons_enabled} + 1))
+	}
+	use python && python_foreach_impl count_impls
+
+	# 10G to build C/C++ libs, 5G per python impl
+	CHECKREQS_DISK_BUILD="$((10 + 6 * ${num_pythons_enabled}))G"
+	check-reqs_pkg_setup
+}
+
+src_unpack() {
+	# Only unpack the main distfile
+	unpack "${P}.tar.gz"
+	bazel_load_distfiles "${bazel_external_uris}"
+}
+
+src_prepare() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	append-flags $(get-cpu-flags)
+	bazel_setup_bazelrc
+
+	if ver_test "$(cuda_toolkit_version)" -ge "10.2"; then
+		eapply "${FILESDIR}/tensorflow-2.1.0-cuda_10.2_support_bin2c.patch"
+	fi
+
+	default
+	use python && python_copy_sources
+
+	use cuda && cuda_add_sandbox
+}
+
+src_configure() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	do_configure() {
+		export CC_OPT_FLAGS=" "
+		export TF_ENABLE_XLA=$(usex xla 1 0)
+		export TF_NEED_OPENCL_SYCL=0
+		export TF_NEED_OPENCL=0
+		export TF_NEED_COMPUTECPP=0
+		export TF_NEED_ROCM=$(usex rocm 1 0)
+		export TF_NEED_MPI=$(usex mpi 1 0)
+		export TF_SET_ANDROID_WORKSPACE=0
+
+		if use python; then
+			python_export PYTHON_SITEDIR
+			export PYTHON_BIN_PATH="${PYTHON}"
+			export PYTHON_LIB_PATH="${PYTHON_SITEDIR}"
+		else
+			export PYTHON_BIN_PATH="$(which python)"
+			export PYTHON_LIB_PATH="$(python -c 'from distutils.sysconfig import *; print(get_python_lib())')"
+		fi
+
+		export TF_NEED_CUDA=$(usex cuda 1 0)
+		export TF_DOWNLOAD_CLANG=0
+		export TF_CUDA_CLANG=0
+		export TF_NEED_TENSORRT=0
+		if use cuda; then
+			export TF_CUDA_PATHS="${EPREFIX%/}/opt/cuda"
+			export GCC_HOST_COMPILER_PATH="$(cuda_gccdir)/$(tc-getCC)"
+			export TF_CUDA_VERSION="$(cuda_toolkit_version)"
+			export TF_CUDNN_VERSION="$(cuda_cudnn_version)"
+			einfo "Setting CUDA version: $TF_CUDA_VERSION"
+			einfo "Setting CUDNN version: $TF_CUDNN_VERSION"
+
+			if [[ -z "$TF_CUDA_COMPUTE_CAPABILITIES" ]]; then
+				ewarn "WARNING: Tensorflow is being built with its default CUDA compute capabilities: 3.5 and 7.0."
+				ewarn "These may not be optimal for your GPU."
+				ewarn ""
+				ewarn "To configure Tensorflow with the CUDA compute capability that is optimal for your GPU,"
+				ewarn "set TF_CUDA_COMPUTE_CAPABILITIES in your make.conf, and re-emerge tensorflow."
+				ewarn "For example, to use CUDA capability 7.5 & 3.5, add: TF_CUDA_COMPUTE_CAPABILITIES=7.5,3.5"
+				ewarn ""
+				ewarn "You can look up your GPU's CUDA compute capability at https://developer.nvidia.com/cuda-gpus"
+				ewarn "or by running /opt/cuda/extras/demo_suite/deviceQuery | grep 'CUDA Capability'"
+			fi
+		fi
+
+		# com_googlesource_code_re2 weird branch using absl, doesnt work with released re2
+		local SYSLIBS=(
+			absl_py
+			astor_archive
+			boringssl
+			com_github_googleapis_googleapis
+			com_github_googlecloudplatform_google_cloud_cpp
+			com_google_protobuf
+			curl
+			cython
+			double_conversion
+			enum34_archive
+			flatbuffers
+			functools32_archive
+			gast_archive
+			gif
+			grpc
+			hwloc
+			icu
+			libjpeg_turbo
+			jsoncpp_git
+			keras_applications_archive
+			lmdb
+			nasm
+			nsync
+			opt_einsum_archive
+			org_sqlite
+			pasta
+			pcre
+			png
+			six_archive
+			snappy
+			swig
+			termcolor_archive
+			wrapt
+			zlib_archive
+		)
+
+		export TF_SYSTEM_LIBS="${SYSLIBS[@]}"
+		export TF_IGNORE_MAX_BAZEL_VERSION=1
+
+		# This is not autoconf
+		./configure || die
+
+		echo 'build --config=noaws --config=nohdfs' >> .bazelrc || die
+		echo 'build --define tensorflow_mkldnn_contraction_kernel=0' >> .bazelrc || die
+		echo 'build --incompatible_no_support_tools_in_action_inputs=false' >> .bazelrc || die
+	}
+	if use python; then
+		python_foreach_impl run_in_build_dir do_configure
+	else
+		do_configure
+	fi
+}
+
+src_compile() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	if use python; then
+		python_setup
+		BUILD_DIR="${S}-${EPYTHON/./_}"
+		cd "${BUILD_DIR}"
+	fi
+
+	# fail early if any deps are missing
+	ebazel build --nobuild \
+		//tensorflow:libtensorflow_framework.so \
+		//tensorflow:libtensorflow.so \
+		//tensorflow:libtensorflow_cc.so \
+		$(usex python '//tensorflow/tools/pip_package:build_pip_package' '')
+
+	ebazel build \
+		//tensorflow:libtensorflow_framework.so \
+		//tensorflow:libtensorflow.so
+	ebazel build //tensorflow:libtensorflow_cc.so
+
+	do_compile() {
+		ebazel build //tensorflow/tools/pip_package:build_pip_package
+	}
+	BUILD_DIR="${S}"
+	cd "${BUILD_DIR}"
+	use python && python_foreach_impl run_in_build_dir do_compile
+	ebazel shutdown
+}
+
+src_install() {
+	local i j
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	do_install() {
+		einfo "Installing ${EPYTHON} files"
+		local srcdir="${T}/src-${MULTIBUILD_VARIANT}"
+		mkdir -p "${srcdir}" || die
+		bazel-bin/tensorflow/tools/pip_package/build_pip_package --src "${srcdir}" || die
+		cd "${srcdir}" || die
+		esetup.py install
+
+		# libtensorflow_framework.so is in /usr/lib already
+		python_export PYTHON_SITEDIR PYTHON_SCRIPTDIR
+		rm -f "${D}/${PYTHON_SITEDIR}"/${PN}/lib${PN}_framework.so* || die
+		rm -f "${D}/${PYTHON_SITEDIR}"/${PN}_core/lib${PN}_framework.so* || die
+		python_optimize
+	}
+
+	if use python; then
+		python_foreach_impl run_in_build_dir do_install
+
+		# Symlink to python-exec scripts
+		for i in "${ED}"/usr/lib/python-exec/*/*; do
+			n="${i##*/}"
+			[[ -e "${ED}/usr/bin/${n}" ]] || dosym ../lib/python-exec/python-exec2 "/usr/bin/${n}"
+		done
+
+		python_setup
+		local BUILD_DIR="${S}-${EPYTHON/./_}"
+		cd "${BUILD_DIR}" || die
+	fi
+
+	einfo "Installing headers"
+	ebazel build //tensorflow:install_headers
+	ebazel shutdown
+	insinto /usr/include/${PN}/
+	doins -r bazel-genfiles/tensorflow/include/*
+
+	einfo "Installing libs"
+	# Generate pkg-config file
+	${PN}/c/generate-pc.sh --prefix="${EPREFIX}"/usr --libdir=$(get_libdir) --version=${MY_PV} || die
+	insinto /usr/$(get_libdir)/pkgconfig
+	doins ${PN}.pc ${PN}_cc.pc
+
+	for l in libtensorflow{,_framework,_cc}.so; do
+		dolib.so bazel-bin/tensorflow/${l}
+		dolib.so bazel-bin/tensorflow/${l}.$(ver_cut 1)
+		dolib.so bazel-bin/tensorflow/${l}.$(ver_cut 1-3)
+	done
+
+	einstalldocs
+}