diff options
author | TensorFlower Gardener <gardener@tensorflow.org> | 2018-10-01 17:28:26 -0700 |
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committer | TensorFlower Gardener <gardener@tensorflow.org> | 2018-10-01 17:28:26 -0700 |
commit | ea5c529ed7b7e17d1e66bc7cf4479d232ed0a896 (patch) | |
tree | 1e243678216ef70459cbae51b61ede073d75c4b0 /third_party | |
parent | bfbe2bbe6a83a4acfa8f87aa5c8228e74b37bb61 (diff) | |
parent | 49978a87c80d85f8eea71e003265b788aa5febc3 (diff) |
Merge pull request #22519 from jayfurmanek:nccl2_configure
PiperOrigin-RevId: 215310536
Diffstat (limited to 'third_party')
-rw-r--r-- | third_party/nccl/nccl_configure.bzl | 13 | ||||
-rw-r--r-- | third_party/nccl/system.BUILD.tpl | 4 |
2 files changed, 12 insertions, 5 deletions
diff --git a/third_party/nccl/nccl_configure.bzl b/third_party/nccl/nccl_configure.bzl index ce9447096e..d78fe8f3aa 100644 --- a/third_party/nccl/nccl_configure.bzl +++ b/third_party/nccl/nccl_configure.bzl @@ -5,6 +5,7 @@ * `TF_NCCL_VERSION`: The NCCL version. * `NCCL_INSTALL_PATH`: The installation path of the NCCL library. + * `NCCL_HDR_PATH`: The installation path of the NCCL header files. """ load( @@ -15,6 +16,7 @@ load( ) _NCCL_INSTALL_PATH = "NCCL_INSTALL_PATH" +_NCCL_HDR_PATH = "NCCL_HDR_PATH" _TF_NCCL_VERSION = "TF_NCCL_VERSION" _TF_NCCL_CONFIG_REPO = "TF_NCCL_CONFIG_REPO" @@ -68,7 +70,7 @@ def _find_nccl_header(repository_ctx, nccl_install_path): return header_path -def _check_nccl_version(repository_ctx, nccl_install_path, nccl_version): +def _check_nccl_version(repository_ctx, nccl_install_path, nccl_hdr_path, nccl_version): """Checks whether the header file matches the specified version of NCCL. Args: @@ -79,7 +81,9 @@ def _check_nccl_version(repository_ctx, nccl_install_path, nccl_version): Returns: A string containing the library version of NCCL. """ - header_path = _find_nccl_header(repository_ctx, nccl_install_path) + header_path = repository_ctx.path("%s/nccl.h" % nccl_hdr_path) + if not header_path.exists: + header_path = _find_nccl_header(repository_ctx, nccl_install_path) header_dir = str(header_path.realpath.dirname) major_version = find_cuda_define(repository_ctx, header_dir, "nccl.h", _DEFINE_NCCL_MAJOR) @@ -138,10 +142,12 @@ def _nccl_configure_impl(repository_ctx): else: # Create target for locally installed NCCL. nccl_install_path = repository_ctx.os.environ[_NCCL_INSTALL_PATH].strip() - _check_nccl_version(repository_ctx, nccl_install_path, nccl_version) + nccl_hdr_path = repository_ctx.os.environ[_NCCL_HDR_PATH].strip() + _check_nccl_version(repository_ctx, nccl_install_path, nccl_hdr_path, nccl_version) repository_ctx.template("BUILD", _NCCL_LOCAL_BUILD_TEMPLATE, { "%{version}": nccl_version, "%{install_path}": nccl_install_path, + "%{hdr_path}": nccl_hdr_path, }) @@ -149,6 +155,7 @@ nccl_configure = repository_rule( implementation=_nccl_configure_impl, environ=[ _NCCL_INSTALL_PATH, + _NCCL_HDR_PATH, _TF_NCCL_VERSION, ], ) diff --git a/third_party/nccl/system.BUILD.tpl b/third_party/nccl/system.BUILD.tpl index 7ca835dedf..a07f54955f 100644 --- a/third_party/nccl/system.BUILD.tpl +++ b/third_party/nccl/system.BUILD.tpl @@ -20,7 +20,7 @@ genrule( "libnccl.so.%{version}", "nccl.h", ], - cmd = """cp "%{install_path}/include/nccl.h" "$(@D)/nccl.h" && - cp "%{install_path}/lib/libnccl.so.%{version}" "$(@D)/libnccl.so.%{version}" """, + cmd = """cp "%{hdr_path}/nccl.h" "$(@D)/nccl.h" && + cp "%{install_path}/libnccl.so.%{version}" "$(@D)/libnccl.so.%{version}" """, ) |