From 99a99ec7e3b9596eee460be2900ed75b7dcdc1d9 Mon Sep 17 00:00:00 2001
From: dzhwinter <dongzhihong01@baidu.com>
Date: Thu, 5 Jul 2018 13:02:47 +0800
Subject: [PATCH] "remove lapack" (#11966)

---
 paddle/fluid/operators/math/blas.h              | 17 -----------------
 paddle/fluid/operators/math/math_function.h     | 17 -----------------
 paddle/fluid/platform/dynload/dynamic_loader.cc | 10 ----------
 paddle/fluid/platform/dynload/dynamic_loader.h  |  1 -
 4 files changed, 45 deletions(-)

diff --git a/paddle/fluid/operators/math/blas.h b/paddle/fluid/operators/math/blas.h
index a907d6a71b7..363cddffa5c 100644
--- a/paddle/fluid/operators/math/blas.h
+++ b/paddle/fluid/operators/math/blas.h
@@ -23,23 +23,6 @@
 
 #ifdef PADDLE_USE_OPENBLAS
 #include <cblas.h>
-#ifdef LAPACK_FOUND
-#include <lapacke.h>
-#endif
-#endif
-
-#ifndef LAPACK_FOUND
-extern "C" {
-#include <cblas.h>  // NOLINT
-int LAPACKE_sgetrf(int matrix_layout, int m, int n, float* a, int lda,
-                   int* ipiv);
-int LAPACKE_dgetrf(int matrix_layout, int m, int n, double* a, int lda,
-                   int* ipiv);
-int LAPACKE_sgetri(int matrix_layout, int n, float* a, int lda,
-                   const int* ipiv);
-int LAPACKE_dgetri(int matrix_layout, int n, double* a, int lda,
-                   const int* ipiv);
-}
 #endif
 
 namespace paddle {
diff --git a/paddle/fluid/operators/math/math_function.h b/paddle/fluid/operators/math/math_function.h
index 56a039d3cec..7ec78d9ef8e 100644
--- a/paddle/fluid/operators/math/math_function.h
+++ b/paddle/fluid/operators/math/math_function.h
@@ -19,23 +19,6 @@ limitations under the License. */
 
 #ifdef PADDLE_USE_OPENBLAS
 #include <cblas.h>
-#ifdef LAPACK_FOUND
-#include <lapacke.h>
-#endif
-#endif
-
-#ifndef LAPACK_FOUND
-extern "C" {
-#include <cblas.h>  // NOLINT
-int LAPACKE_sgetrf(int matrix_layout, int m, int n, float* a, int lda,
-                   int* ipiv);
-int LAPACKE_dgetrf(int matrix_layout, int m, int n, double* a, int lda,
-                   int* ipiv);
-int LAPACKE_sgetri(int matrix_layout, int n, float* a, int lda,
-                   const int* ipiv);
-int LAPACKE_dgetri(int matrix_layout, int n, double* a, int lda,
-                   const int* ipiv);
-}
 #endif
 
 #include <cmath>
diff --git a/paddle/fluid/platform/dynload/dynamic_loader.cc b/paddle/fluid/platform/dynload/dynamic_loader.cc
index 198d8566b1b..93bf7c13516 100644
--- a/paddle/fluid/platform/dynload/dynamic_loader.cc
+++ b/paddle/fluid/platform/dynload/dynamic_loader.cc
@@ -36,8 +36,6 @@ DEFINE_string(cuda_dir, "",
 
 DEFINE_string(warpctc_dir, "", "Specify path for loading libwarpctc.so.");
 
-DEFINE_string(lapack_dir, "", "Specify path for loading liblapack.so.");
-
 DEFINE_string(nccl_dir, "",
               "Specify path for loading nccl library, such as libcublas, "
               "libcurand. For instance, /usr/local/cuda/lib64. If default, "
@@ -189,14 +187,6 @@ void* GetWarpCTCDsoHandle() {
 #endif
 }
 
-void* GetLapackDsoHandle() {
-#if defined(__APPLE__) || defined(__OSX__)
-  return GetDsoHandleFromSearchPath(FLAGS_lapack_dir, "liblapacke.dylib");
-#else
-  return GetDsoHandleFromSearchPath(FLAGS_lapack_dir, "liblapacke.so");
-#endif
-}
-
 void* GetNCCLDsoHandle() {
 #if defined(__APPLE__) || defined(__OSX__)
   return GetDsoHandleFromSearchPath(FLAGS_nccl_dir, "libnccl.dylib");
diff --git a/paddle/fluid/platform/dynload/dynamic_loader.h b/paddle/fluid/platform/dynload/dynamic_loader.h
index ca87dc47f35..84fd2ce9987 100644
--- a/paddle/fluid/platform/dynload/dynamic_loader.h
+++ b/paddle/fluid/platform/dynload/dynamic_loader.h
@@ -23,7 +23,6 @@ void* GetCUDNNDsoHandle();
 void* GetCUPTIDsoHandle();
 void* GetCurandDsoHandle();
 void* GetWarpCTCDsoHandle();
-void* GetLapackDsoHandle();
 void* GetNCCLDsoHandle();
 void* GetTensorRtDsoHandle();
 void* GetMKLMLDsoHandle();
-- 
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