Revert "Parallelize TensorMethods.cpp builds (pytorch#1364)" (pytorch#1390)

This reverts commit 060048b.

Author: soumith

.gitignore

@@ -19,7 +19,6 @@ torch/csrc/nn/THCUNN.cpp
 torch/csrc/nn/THNN_generic.cwrap
 torch/csrc/nn/THNN_generic.cpp
 torch/csrc/nn/THNN_generic.h
-torch/csrc/generated
 docs/src/**/*
 test/data/legacy_modules.t7
 test/data/gpu_tensors.pt

setup.py

@@ -15,7 +15,6 @@
 from tools.setup_helpers.env import check_env_flag
 from tools.setup_helpers.cuda import WITH_CUDA, CUDA_HOME
 from tools.setup_helpers.cudnn import WITH_CUDNN, CUDNN_LIB_DIR, CUDNN_INCLUDE_DIR
-from tools.setup_helpers.split_types import split_types
 DEBUG = check_env_flag('DEBUG')
 WITH_DISTRIBUTED = check_env_flag('WITH_DISTRIBUTED')
 WITH_DISTRIBUTED_MW = WITH_DISTRIBUTED and check_env_flag('WITH_DISTRIBUTED_MW')
@@ -260,6 +259,7 @@ def run(self):
     "torch/csrc/Generator.cpp",
     "torch/csrc/Size.cpp",
     "torch/csrc/Exceptions.cpp",
+    "torch/csrc/Tensor.cpp",
     "torch/csrc/Storage.cpp",
     "torch/csrc/DynamicTypes.cpp",
     "torch/csrc/byte_order.cpp",
@@ -282,7 +282,6 @@ def run(self):
     "torch/csrc/autograd/functions/convolution.cpp",
     "torch/csrc/autograd/functions/init.cpp",
     "torch/csrc/nn/THNN_generic.cpp",
-    *split_types("torch/csrc/Tensor.cpp")
 ]
 
 try:
@@ -326,10 +325,10 @@ def run(self):
         "torch/csrc/cuda/Module.cpp",
         "torch/csrc/cuda/Storage.cpp",
         "torch/csrc/cuda/Stream.cpp",
+        "torch/csrc/cuda/Tensor.cpp",
         "torch/csrc/cuda/AutoGPU.cpp",
         "torch/csrc/cuda/utils.cpp",
         "torch/csrc/cuda/serialization.cpp",
-        *split_types("torch/csrc/cuda/Tensor.cpp"),
     ]
 
 if WITH_NCCL:

tools/setup_helpers/split_types.py

@@ -9,8 +9,12 @@
 #include <tuple>
 #include <TH/THMath.h>
 
-#include "torch/csrc/THP.h"
-#include "torch/csrc/copy_utils.h"
-#include "torch/csrc/DynamicTypes.h"
+#include "THP.h"
+#include "copy_utils.h"
+#include "DynamicTypes.h"
 
-//generic_include TH torch/csrc/generic/Tensor.cpp
+#include "generic/Tensor.cpp"
+#include <TH/THGenerateAllTypes.h>
+
+#include "generic/Tensor.cpp"
+#include <TH/THGenerateHalfType.h>

torch/csrc/Tensor.cpp

@@ -6,13 +6,14 @@
 #include <vector>
 #include <stack>
 #include <tuple>
-#include "torch/csrc/cuda/THCP.h"
+#include "THCP.h"
 
-#include "torch/csrc/cuda/override_macros.h"
+#include "override_macros.h"
 #include "torch/csrc/copy_utils.h"
 #include "DynamicTypes.h"
 
-//generic_include THC torch/csrc/generic/Tensor.cpp
+#define THC_GENERIC_FILE "torch/csrc/generic/Tensor.cpp"
+#include <THC/THCGenerateAllTypes.h>
 
-#include "torch/csrc/cuda/undef_macros.h"
-#include "torch/csrc/cuda/restore_macros.h"
+#include "undef_macros.h"
+#include "restore_macros.h"

torch/csrc/cuda/Tensor.cpp

@@ -1625,7 +1625,8 @@
     - THTensor* tensor2
 ]]
 
-#if defined(TH_REAL_IS_FLOAT) || defined(TH_REAL_IS_DOUBLE) || CUDA_FLOAT || CUDA_DOUBLE
+#ifndef THP_LAPACK_CONSTANTS
+#define THP_LAPACK_CONSTANTS
 // We need to pass pointers to chars to tensor lapack functions...
 static const char __U = 'U';
 static const char __L = 'L';