From e5dcefc4d3bf666627dac6047f71b99415c23a5a Mon Sep 17 00:00:00 2001
From: Luo Tao <luotao02@baidu.com>
Date: Tue, 12 Dec 2017 18:28:56 +0800
Subject: [PATCH] remove ATLAS library

---
 README.md                                |  2 +-
 cmake/cblas.cmake                        | 38 +-----------------------
 paddle/math/tests/test_matrixCompare.cpp |  2 +-
 3 files changed, 3 insertions(+), 39 deletions(-)

diff --git a/README.md b/README.md
index db0fbd88b2..bbb2d49858 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ Please refer to our [release announcement](https://github.com/PaddlePaddle/Paddl
     examples:
 
       - Optimized math operations through SSE/AVX intrinsics, BLAS libraries
-      (e.g. MKL, ATLAS, cuBLAS) or customized CPU/GPU kernels.
+      (e.g. MKL, OpenBLAS, cuBLAS) or customized CPU/GPU kernels.
       - Highly optimized recurrent networks which can handle **variable-length**
       sequence without padding.
       - Optimized local and distributed training for models with high dimensional
diff --git a/cmake/cblas.cmake b/cmake/cblas.cmake
index 13294c0548..6320b17520 100644
--- a/cmake/cblas.cmake
+++ b/cmake/cblas.cmake
@@ -3,7 +3,7 @@
 # It will search MKLML, atlas, OpenBlas, reference-cblas in order.
 #
 # If any cblas implementation found, the following variable will be set.
-#    CBLAS_PROVIDER  # one of MKLML, ATLAS, OPENBLAS, REFERENCE
+#    CBLAS_PROVIDER  # one of MKLML, OPENBLAS, REFERENCE
 #    CBLAS_INC_DIR   # the include directory for cblas.
 #    CBLAS_LIBS      # a list of libraries should be linked by paddle.
 #                    # Each library should be full path to object file.
@@ -25,42 +25,6 @@ if(WITH_MKLML AND MKLML_INC_DIR AND MKLML_LIB)
   return()
 endif()
 
-## Then find atlas.
-set(ATLAS_ROOT $ENV{ATLAS_ROOT} CACHE PATH "Folder contains Atlas")
-set(ATLAS_INCLUDE_SEARCH_PATHS
-        ${ATLAS_ROOT}/include
-        /usr/include
-        /usr/include/atlas)
-set(ATLAS_LIB_SEARCH_PATHS
-        ${ATLAS_ROOT}/lib
-        /usr/lib
-        /usr/lib/blas/atlas
-        /usr/lib/atlas
-        /usr/lib/atlas-base   # special for ubuntu 14.04.
-    )
-find_path(ATLAS_INC_DIR NAMES cblas.h
-  PATHS ${ATLAS_INCLUDE_SEARCH_PATHS})
-find_path(ATLAS_CLAPACK_INC_DIR NAMES clapack.h
-  PATHS ${ATLAS_INCLUDE_SEARCH_PATHS})
-find_library(ATLAS_CBLAS_LIB NAMES cblas libcblas.so.3
-  PATHS ${ATLAS_LIB_SEARCH_PATHS})
-find_library(ATLAS_CLAPACK_LIB NAMES lapack_atlas liblapack_atlas.so.3
-  PATHS ${ATLAS_LIB_SEARCH_PATHS})
-
-if(ATLAS_CLAPACK_INC_DIR AND ATLAS_INC_DIR AND ATLAS_CBLAS_LIB AND ATLAS_CLAPACK_LIB)
-  set(CBLAS_FOUND ON)
-  set(CBLAS_PROVIDER ATLAS)
-  set(CBLAS_INC_DIR ${ATLAS_INC_DIR} ${ATLAS_CLAPACK_INC_DIR})
-  set(CBLAS_LIBRARIES ${ATLAS_CLAPACK_LIB} ${ATLAS_CBLAS_LIB})
-
-  add_definitions(-DPADDLE_USE_ATLAS)
-  add_definitions(-DLAPACK_FOUND)
-
-  message(STATUS "Found ATLAS (include: ${ATLAS_INC_DIR}, library: ${CBLAS_LIBRARIES})")
-  message(STATUS "Found lapack in ATLAS (include: ${ATLAS_CLAPACK_INC_DIR})")
-  return()
-endif()
-
 ## Then find openblas.
 set(OPENBLAS_ROOT $ENV{OPENBLAS_ROOT} CACHE PATH "Folder contains Openblas")
 set(OPENBLAS_INCLUDE_SEARCH_PATHS
diff --git a/paddle/math/tests/test_matrixCompare.cpp b/paddle/math/tests/test_matrixCompare.cpp
index 7e5a1db44a..afb8d9d599 100644
--- a/paddle/math/tests/test_matrixCompare.cpp
+++ b/paddle/math/tests/test_matrixCompare.cpp
@@ -244,7 +244,7 @@ TEST(Matrix, unary) {
     LOG(WARNING) << "This version of PaddlePaddle was not built with LAPACK"
                  << "support so we cannot test matrix inverse. To test "
                  << "matrix inverse, please install LAPACKE "
-                 << "and MKL/Openblas/ATLAS, and re-build PaddlePaddle.";
+                 << "and MKL/Openblas, and re-build PaddlePaddle.";
 #endif
   }
 }
-- 
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