[Cherry-pick] Support compile for arm ft (#25241)

CMakeLists.txt

@@ -88,6 +88,7 @@ option(WITH_DGC   "Use DGC(Deep Gradient Compression) or not" ${WITH_DISTRIBUTE}
 option(SANITIZER_TYPE "Choose the type of sanitizer, options are: Address, Leak, Memory, Thread, Undefined" OFF)
 option(WITH_LITE   "Compile Paddle Fluid with Lite Engine" OFF)
 option(WITH_NCCL   "Compile PaddlePaddle with NCCL support"             ON)
+option(WITH_ARM   "Compile PaddlePaddle with arm support"         OFF)
 
 # PY_VERSION
 if(NOT PY_VERSION)
@@ -199,6 +200,12 @@ if(WITH_AMD_GPU)
     include(hip)
 endif(WITH_AMD_GPU)
 
+if(WITH_ARM)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+    add_definitions(-DPADDLE_WITH_ARM)
+endif()
+
 set(PADDLE_PYTHON_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}/python/build")
 
 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -g -DNDEBUG")

cmake/external/openblas.cmake

@@ -19,6 +19,9 @@ SET(CBLAS_SOURCE_DIR  ${THIRD_PARTY_PATH}/openblas/src/extern_openblas)
 SET(CBLAS_INSTALL_DIR ${THIRD_PARTY_PATH}/install/openblas)
 SET(CBLAS_REPOSITORY  https://github.com/xianyi/OpenBLAS.git)
 SET(CBLAS_TAG         v0.3.7)
+IF(WITH_ARM)
+    SET(CBLAS_TAG v0.2.18)
+ENDIF()
 cache_third_party(extern_openblas
     REPOSITORY    ${CBLAS_REPOSITORY}
     TAG           ${CBLAS_TAG}

cmake/flags.cmake

@@ -187,7 +187,7 @@ set(GPU_COMMON_FLAGS
     -Wno-error=unused-function  # Warnings in Numpy Header.
     -Wno-error=array-bounds # Warnings in Eigen::array
 )
-if (NOT WITH_NV_JETSON) 
+if (NOT WITH_NV_JETSON AND NOT WITH_ARM)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64")
 endif()
 endif(NOT WIN32)

paddle/fluid/operators/match_matrix_tensor_op.cc

@@ -288,8 +288,8 @@ class CPUMatchMatrixTensorOPGradKernel : public framework::OpKernel<T> {
             auto* r_data = bottom_r_data + (offset_r[b] + j) * dim_in;
             auto* r_diff = bottom_r_diff + (offset_r[b] + j) * dim_in;
             if (diff != 0.0) {
-              avx_axpy(r_data, l_trans_diff, dim_in, diff);
-              avx_axpy(l_trans_data, r_diff, dim_in, diff);
+              axpy(r_data, l_trans_diff, dim_in, diff);
+              axpy(l_trans_data, r_diff, dim_in, diff);
             }
           }
         }

paddle/fluid/operators/pyramid_hash_op.cc

@@ -385,8 +385,8 @@ class CPUPyramidHashOPKernel : public framework::OpKernel<T> {
     }
     auto weight_type = _blobs_0->type();
     if (_is_training == 0 && weight_type != framework::proto::VarType::INT8) {
-      avx_axpy_noadd(top_data, top_data, top->dims()[0] * top->dims()[1],
-                     _drop_out_percent);
+      axpy_noadd(top_data, top_data, top->dims()[0] * top->dims()[1],
+                 _drop_out_percent);
     }
   }
 };
@@ -451,7 +451,7 @@ class CPUPyramidHashOPGradKernel : public framework::OpKernel<T> {
                          int _space_len) const {
     for (int j = 0; j != _num_emb; j += _rand_len) {
       unsigned int pos = XXH32(hash_id, len * sizeof(T), j) % _space_len;
-      avx_axpy(top_pos + j, weights + pos, _rand_len, mlr);
+      axpy(top_pos + j, weights + pos, _rand_len, mlr);
     }
   }
 
@@ -525,9 +525,7 @@ REGISTER_OPERATOR(pyramid_hash_grad, ops::PyramidHashOpGrad);
 
 REGISTER_OP_CPU_KERNEL(
     pyramid_hash, ops::CPUPyramidHashOPKernel<plt::CPUDeviceContext, float>,
-    ops::CPUPyramidHashOPKernel<plt::CPUDeviceContext, double>,
     ops::CPUPyramidHashOPKernel<plt::CPUDeviceContext, int8_t>);
 REGISTER_OP_CPU_KERNEL(
     pyramid_hash_grad,
-    ops::CPUPyramidHashOPGradKernel<plt::CPUDeviceContext, float>,
-    ops::CPUPyramidHashOPGradKernel<plt::CPUDeviceContext, double>);
+    ops::CPUPyramidHashOPGradKernel<plt::CPUDeviceContext, float>);

paddle/fluid/operators/search_compute.h

@@ -14,7 +14,9 @@ limitations under the License. */
 
 #pragma once
 
+#if !defined(PADDLE_WITH_ARM)
 #include <immintrin.h>
+#endif
 #include <cfloat>
 #include <cmath>
 #include <cstring>
@@ -72,6 +74,8 @@ void call_gemm_batched(const framework::ExecutionContext& ctx,
   }
 }
 
+#if !defined(PADDLE_WITH_ARM)
+
 #define __m256x __m256
 
 static const unsigned int AVX_STEP_SIZE = 8;
@@ -83,16 +87,25 @@ static const unsigned int AVX_CUT_LEN_MASK = 7U;
 #define _mm256_store_px _mm256_storeu_ps
 #define _mm256_broadcast_sx _mm256_broadcast_ss
 
-#define _mm256_mul_pd _mm256_mul_pd
-#define _mm256_add_pd _mm256_add_pd
-#define _mm256_load_pd _mm256_loadu_pd
-#define _mm256_store_pd _mm256_storeu_pd
-#define _mm256_broadcast_sd _mm256_broadcast_sd
+#define __m128x __m128
+
+static const unsigned int SSE_STEP_SIZE = 2;
+static const unsigned int SSE_CUT_LEN_MASK = 1U;
+
+#define _mm_add_px _mm_add_ps
+#define _mm_mul_px _mm_mul_ps
+#define _mm_load_px _mm_loadu_ps
+#define _mm_store_px _mm_storeu_ps
+#define _mm_load1_px _mm_load1_ps
+
+#endif
 
-inline void avx_axpy(const float* x, float* y, size_t len, const float alpha) {
+template <typename T>
+inline void axpy(const T* x, T* y, size_t len, const T alpha) {
   unsigned int jjj, lll;
   jjj = lll = 0;
 
+#ifdef PADDLE_WITH_AVX
   lll = len & ~AVX_CUT_LEN_MASK;
   __m256x mm_alpha = _mm256_broadcast_sx(&alpha);
   for (jjj = 0; jjj < lll; jjj += AVX_STEP_SIZE) {
@@ -101,66 +114,55 @@ inline void avx_axpy(const float* x, float* y, size_t len, const float alpha) {
         _mm256_add_px(_mm256_load_px(y + jjj),
                       _mm256_mul_px(mm_alpha, _mm256_load_px(x + jjj))));
   }
-
-  for (; jjj < len; jjj++) {
-    y[jjj] += alpha * x[jjj];
+#elif defined(PADDLE_WITH_ARM)
+  PADDLE_THROW(platform::errors::Unimplemented("axpy is not supported"));
+#else
+  lll = len & ~SSE_CUT_LEN_MASK;
+  __m128x mm_alpha = _mm_load1_px(&alpha);
+  for (jjj = 0; jjj < lll; jjj += SSE_STEP_SIZE) {
+    _mm_store_px(y + jjj,
+                 _mm_add_px(_mm_load_px(y + jjj),
+                            _mm_mul_px(mm_alpha, _mm_load_px(x + jjj))));
   }
-}
-
-inline void avx_axpy(const double* x, double* y, size_t len,
-                     const float alpha) {
-  unsigned int jjj, lll;
-  jjj = lll = 0;
 
-  lll = len & ~AVX_CUT_LEN_MASK;
-  double alpha_d = static_cast<double>(alpha);
-
-  __m256d mm_alpha = _mm256_broadcast_sd(&alpha_d);
-  for (jjj = 0; jjj < lll; jjj += AVX_STEP_SIZE) {
-    _mm256_store_pd(
-        y + jjj,
-        _mm256_add_pd(_mm256_load_pd(y + jjj),
-                      _mm256_mul_pd(mm_alpha, _mm256_load_pd(x + jjj))));
-  }
+#endif
 
   for (; jjj < len; jjj++) {
     y[jjj] += alpha * x[jjj];
   }
 }
-inline void avx_axpy_noadd(const double* x, double* y, size_t len,
-                           const float alpha) {
-  unsigned int jjj, lll;
-  jjj = lll = 0;
-  double alpha_d = static_cast<double>(alpha);
-  lll = len & ~AVX_CUT_LEN_MASK;
-  __m256d mm_alpha = _mm256_broadcast_sd(&alpha_d);
-  for (jjj = 0; jjj < lll; jjj += AVX_STEP_SIZE) {
-    _mm256_store_pd(y + jjj, _mm256_mul_pd(mm_alpha, _mm256_load_pd(x + jjj)));
-  }
 
-  for (; jjj < len; jjj++) {
-    y[jjj] = alpha * x[jjj];
-  }
-}
-inline void avx_axpy_noadd(const float* x, float* y, size_t len,
-                           const float alpha) {
+template <typename T>
+inline void axpy_noadd(const T* x, T* y, size_t len, const T alpha) {
   unsigned int jjj, lll;
   jjj = lll = 0;
 
+#ifdef PADDLE_WITH_AVX
   lll = len & ~AVX_CUT_LEN_MASK;
   __m256x mm_alpha = _mm256_broadcast_sx(&alpha);
   for (jjj = 0; jjj < lll; jjj += AVX_STEP_SIZE) {
     _mm256_store_px(y + jjj, _mm256_mul_px(mm_alpha, _mm256_load_px(x + jjj)));
   }
+#elif defined(PADDLE_WITH_ARM)
+  PADDLE_THROW(platform::errors::Unimplemented("axpy_noadd is not supported"));
+#else
+  lll = len & ~SSE_CUT_LEN_MASK;
+  __m128x mm_alpha = _mm_load1_px(&alpha);
+  for (jjj = 0; jjj < lll; jjj += SSE_STEP_SIZE) {
+    _mm_store_px(y + jjj, _mm_mul_px(mm_alpha, _mm_load_px(x + jjj)));
+  }
+
+#endif
 
   for (; jjj < len; jjj++) {
     y[jjj] = alpha * x[jjj];
   }
 }
-inline void avx_axpy_noadd(const int8_t* x, int8_t* y, size_t len,
-                           const float alpha) {
+
+inline void axpy_noadd(const int8_t* x, int8_t* y, size_t len,
+                       const float alpha) {
   PADDLE_THROW(platform::errors::Unimplemented(
-      "int8_t input of avx_axpy_noadd is  not supported"));
+      "int8_t input of axpy_noadd is not supported"));
 }
 
 }  // namespace operators

paddle/fluid/platform/cpu_info.cc

@@ -139,6 +139,7 @@ bool MayIUse(const cpu_isa_t cpu_isa) {
   if (cpu_isa == isa_any) {
     return true;
   } else {
+#if !defined(WITH_NV_JETSON) && !defined(PADDLE_WITH_ARM)
     int reg[4];
     cpuid(reg, 0);
     int nIds = reg[0];
@@ -168,6 +169,7 @@ bool MayIUse(const cpu_isa_t cpu_isa) {
   }
 }
 #endif
+#endif
 
 }  // namespace platform
 }  // namespace paddle

paddle/fluid/platform/cpu_info.h

@@ -40,12 +40,14 @@ limitations under the License. */
 #ifdef _WIN32
 #define cpuid(reg, x) __cpuidex(reg, x, 0)
 #else
+#if !defined(WITH_NV_JETSON) && !defined(PADDLE_WITH_ARM)
 #include <cpuid.h>
 inline void cpuid(int reg[4], int x) {
   __cpuid_count(x, 0, reg[0], reg[1], reg[2], reg[3]);
 }
 #endif
 #endif
+#endif
 
 namespace paddle {
 namespace platform {

python/setup.py.in

@@ -6,6 +6,7 @@ import shutil
 import sys
 import fnmatch
 import errno
+import platform
 
 from contextlib import contextmanager
 from setuptools import Command
@@ -301,8 +302,9 @@ if '${CMAKE_BUILD_TYPE}' == 'Release':
             command = "install_name_tool -id \"@loader_path/../libs/\" ${PADDLE_BINARY_DIR}/python/paddle/fluid/${FLUID_CORE_NAME}" + '.so'
         else:
             command = "patchelf --set-rpath '$ORIGIN/../libs/' ${PADDLE_BINARY_DIR}/python/paddle/fluid/${FLUID_CORE_NAME}" + '.so'
-        if os.system(command) != 0:
-            raise Exception("patch ${FLUID_CORE_NAME}.%s failed, command: %s" % (ext_name, command))
+        if platform.machine() != 'aarch64':
+          if os.system(command) != 0:
+              raise Exception("patch ${FLUID_CORE_NAME}.%s failed, command: %s" % (ext_name, command))
 
 ext_modules = [Extension('_foo', ['stub.cc'])]
 if os.name == 'nt':