Torch 1.6.0 update

.bazelversion

@@ -1 +1 @@
-3.3.1
+3.4.1

WORKSPACE

@@ -53,16 +53,16 @@ http_archive(
     name = "libtorch",
     build_file = "@//third_party/libtorch:BUILD",
     strip_prefix = "libtorch",
-    urls = ["https://download.pytorch.org/libtorch/cu102/libtorch-cxx11-abi-shared-with-deps-1.5.1.zip"],
-    sha256 = "cf0691493d05062fe3239cf76773bae4c5124f4b039050dbdd291c652af3ab2a"
+    urls = ["https://download.pytorch.org/libtorch/cu102/libtorch-cxx11-abi-shared-with-deps-1.6.0.zip"],
+    sha256 = "fded948bd2dbee625cee33ebbd4843a69496729389e0200a90fbb667cdaeeb69"
 )
 
 http_archive(
     name = "libtorch_pre_cxx11_abi",
     build_file = "@//third_party/libtorch:BUILD",
     strip_prefix = "libtorch",
-    sha256 = "818977576572eadaf62c80434a25afe44dbaa32ebda3a0919e389dcbe74f8656",
-    urls = ["https://download.pytorch.org/libtorch/cu102/libtorch-shared-with-deps-1.5.1.zip"],
+    sha256 = "141bb229f4bbf905541096cf8705785e7b0c79e37ca1e5db9d372730b1b9abd7",
+    urls = ["https://download.pytorch.org/libtorch/cu102/libtorch-shared-with-deps-1.6.0.zip"],
 )
 
 # Download these tarballs manually from the NVIDIA website

core/conversion/InterfaceTypes.cpp

@@ -8,7 +8,7 @@ namespace core {
 namespace conversion {
 
 GraphParams get_named_params(c10::ArrayRef<torch::jit::Value*> inputs,
-                             std::vector<at::Tensor> params) {
+                             std::vector<torch::jit::IValue> params) {
     GraphParams named_params;
     auto param_it = params.begin();
     for (auto in : inputs) {
@@ -18,10 +18,8 @@ GraphParams get_named_params(c10::ArrayRef<torch::jit::Value*> inputs,
             ++param_it;
         }
     }
-    //ASSERT(named_params.size() == params.size);
-    if (named_params.size() != params.size()) {
-        LOG_ERROR("Graph parameter parsing failed");
-    }
+
+    TRTORCH_CHECK(named_params.size() == params.size(), "Graph parameter parsing failed, mismatched number of static parameters and IValues")
     return std::move(named_params);
 }
 

core/conversion/conversion.cpp

@@ -165,10 +165,11 @@ void AddInputs(ConversionCtx* ctx,
     TRTORCH_CHECK(profile->isValid(), "Optimization profile is invalid, please check the input range provided (conversion.AddInputs)");
 
     ctx->cfg->addOptimizationProfile(profile);
-    // TODO: Enable in TRT 7.1
-    // if (ctx->op_precision == nvinfer1::DataType::kINT8) {
-    //     ctx->cfg->setCalibrationProfile(profile);
-    // }
+#if NV_TENSORRT_MAJOR > 7 || (NV_TENSORRT_MAJOR == 7 && NV_TENSORRT_MINOR >= 1)
+    if (ctx->op_precision == nvinfer1::DataType::kINT8) {
+        ctx->cfg->setCalibrationProfile(profile);
+    }
+#endif
 }
 
 void MarkOutputs(ConversionCtx* ctx, at::ArrayRef<const torch::jit::Value*> outputs) {
@@ -186,7 +187,7 @@ void MarkOutputs(ConversionCtx* ctx, at::ArrayRef<const torch::jit::Value*> outp
 
 void AddParamsToCtxValueMap(ConversionCtx* ctx, GraphParams& params) {
     for (auto p : params) {
-        ctx->evaluated_value_map[p.first] = torch::jit::IValue(p.second.clone());
+        ctx->evaluated_value_map[p.first] = std::move(p.second);
     }
 }
 

core/conversion/conversion.h

@@ -30,9 +30,11 @@ struct ConversionInfo {
         : input_ranges(std::move(input_ranges)), engine_settings(BuilderSettings()) {}
 };
 
-using GraphParams = std::map<torch::jit::Value*, at::Tensor>;
+//TODO: REMOVE GRAPH AND PARAMS AND MOVE FULLY TO INLINED CONSTANTS
 
-GraphParams get_named_params(c10::ArrayRef<torch::jit::Value*> inputs, std::vector<at::Tensor> params);
+using GraphParams = std::map<torch::jit::Value*, torch::jit::IValue>;
+
+GraphParams get_named_params(c10::ArrayRef<torch::jit::Value*> inputs, std::vector<torch::jit::IValue> params);
 
 // Converts a already lowered block (blocks with no sub blocks) to
 // a serialized TensorRT engine that can be deserialized and run

core/conversion/evaluators/BUILD

@@ -16,7 +16,9 @@ cc_library(
         "NodeEvaluatorRegistry.cpp",
         "prim.cpp",
         "aten.cpp",
-        "eval_macros.h"
+        "eval_macros.h",
+        "eval_util.h",
+        "eval_util.cpp"
     ],
     deps = [
         "//core/util:prelude",

core/conversion/evaluators/eval_util.cpp

@@ -0,0 +1,105 @@
+#include "ATen/core/ivalue.h"
+#include "ATen/core/List.h"
+#include "core/util/prelude.h"
+#include "ATen/core/functional.h"
+
+namespace trtorch {
+namespace core {
+namespace conversion {
+namespace evaluators {
+
+//TODO: Switch back to PyTorch canonical implimentation
+c10::optional<torch::jit::IValue> toIValue(const torch::jit::Value* v) {
+  if (v->node()->kind() != torch::jit::prim::Constant || v->type()->cast<c10::FunctionType>()) {
+    return c10::nullopt;
+  }
+  const torch::jit::Node* node = v->node();
+  const c10::TypePtr& type = v->type();
+  if (type->isSubtypeOf(c10::TensorType::get())) {
+    return node->t(c10::attr::value);
+  } else if (type->isSubtypeOf(c10::BoolType::get())) {
+    return (bool)node->i(c10::attr::value);
+  } else if (
+    type->isSubtypeOf(c10::NumberType::get()) &&
+     node->kindOf(c10::attr::value) == torch::jit::AttributeKind::i) {
+    return node->i(c10::attr::value);
+  } else if (
+    type->isSubtypeOf(c10::NumberType::get()) &&
+    node->kindOf(c10::attr::value) == torch::jit::AttributeKind::f) {
+    return node->f(c10::attr::value);
+  } else if (type->isSubtypeOf(c10::ListType::ofInts())) {
+    try {
+      const auto& is = node->is(c10::attr::value);
+      return is;
+    } catch (const std::exception& ex) {
+      const auto& ival = node->ival(c10::attr::value);
+      return ival;
+    }
+  } else if (type->isSubtypeOf(c10::ListType::ofFloats())) {
+    try {
+      const auto& fs = node->fs(c10::attr::value);
+      return fs;
+    } catch (const std::exception& ex) {
+      const auto& ival = node->ival(c10::attr::value);
+      return ival;
+    }
+  } else if (type->isSubtypeOf(c10::ListType::ofBools())) {
+    const auto bs = c10::fmap<bool>(node->is(c10::attr::value));
+    return bs;
+  } else if (type->isSubtypeOf(c10::ListType::ofTensors())) {
+    try {
+      const auto& ts = node->ts(c10::attr::value);
+      return ts;
+    } catch (const std::exception& ex) {
+      const auto& ival = node->ival(c10::attr::value);
+      return ival;
+    }
+  } else if (type->isSubtypeOf(c10::ListType::ofStrings())) {
+    try {
+      const auto& ss = node->ss(c10::attr::value);
+      auto vals = c10::impl::GenericList(c10::StringType::get());
+      for (const auto& str : ss) {
+        vals.push_back(str);
+      }
+      return vals;
+    } catch (const std::exception& ex) {
+      const auto& ival = node->ival(c10::attr::value);
+      return ival;
+    }
+  } else if (
+      type->cast<c10::ListType>() &&
+      node->kindOf(c10::attr::value) == torch::jit::AttributeKind::ival) {
+    const auto& list = node->ival(c10::attr::value);
+    TRTORCH_ASSERT(list.isList(), "Is not a list");
+    return list;
+  } else if (
+      type->cast<c10::DictType>() &&
+      node->kindOf(c10::attr::value) == torch::jit::AttributeKind::ival) {
+    const auto& dict = node->ival(c10::attr::value);
+    TRTORCH_ASSERT(dict.isGenericDict(), "Is not a dict");
+    return dict;
+  } else if (
+      type->cast<c10::TupleType>() &&
+      node->kindOf(c10::attr::value) == torch::jit::AttributeKind::ival) {
+    const auto& tup = node->ival(c10::attr::value);
+    TRTORCH_ASSERT(tup.isTuple(), "Is not a tuple");
+    return tup;
+  } else if (type == c10::StringType::get()) {
+    const auto& s = node->s(c10::attr::value);
+    return s;
+  } else if (type == c10::DeviceObjType::get()) {
+    auto d = c10::Device(node->s(c10::attr::value));
+    return d;
+  } else if (node->mustBeNone()) {
+    return torch::jit::IValue();
+  } else {
+    std::stringstream ss;
+    ss << "constant literal not supported for: " << type->str();
+    throw std::runtime_error(ss.str());
+  }
+}
+
+} // namespace evaluators
+} // namespace conversion
+} // namespace core
+} // namespace trtorch

core/conversion/evaluators/eval_util.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include "torch/csrc/jit/ir/ir.h"
+
+namespace trtorch {
+namespace core {
+namespace conversion {
+namespace evaluators {
+
+c10::optional<torch::jit::IValue> toIValue(const torch::jit::Value* v);
+
+} // namespace evaluators
+} // namespace conversion
+} // namespace core
+} // namespace trtorch

core/conversion/evaluators/prim.cpp

@@ -1,7 +1,7 @@
 #include <limits>
 
 #include "torch/csrc/jit/ir/ir.h"
-#include "torch/csrc/jit/ir/constants.h"
+//#include "torch/csrc/jit/ir/constants.h"
 #include "ATen/core/functional.h"
 #include "ATen/core/ivalue.h"
 #include "ATen/core/List.h"
@@ -11,6 +11,7 @@
 
 #include "core/conversion/evaluators/evaluators.h"
 #include "core/conversion/evaluators/eval_macros.h"
+#include "core/conversion/evaluators/eval_util.h"
 
 namespace trtorch {
 namespace core {
@@ -25,7 +26,7 @@ auto prim_registrations = RegisterNodeEvaluators()
             if (n->output()->type()->kind() == at::FunctionType::Kind) {
                 return {};
             }
-            return torch::jit::toIValue(n->output());
+            return evaluators::toIValue(n->output());
         }
     }).evaluator({
         torch::jit::prim::NumToTensor,

core/lowering/lowering.cpp

@@ -7,7 +7,6 @@
 #include "torch/csrc/jit/passes/lower_graph.h"
 #include "torch/csrc/jit/passes/lower_tuples.h"
 #include "torch/csrc/jit/passes/peephole.h"
-#include "torch/csrc/jit/passes/quantization.h"
 
 #include "core/util/prelude.h"
 #include "core/lowering/lowering.h"
@@ -50,8 +49,7 @@ torch::jit::Module LowerModule(const torch::jit::script::Module& mod) {
     return mod_;
 }
 
-std::pair<std::shared_ptr<torch::jit::Graph>, std::vector<at::Tensor>> Lower(const torch::jit::script::Module& mod,
-                                                                            std::string method_name) {
+std::pair<std::shared_ptr<torch::jit::Graph>, std::vector<torch::jit::IValue>> Lower(const torch::jit::script::Module& mod, std::string method_name) {
     auto lowered_mod = LowerModule(mod);
     auto g = lowered_mod.get_method(method_name).graph();
     LOG_GRAPH(*g);
@@ -62,10 +60,11 @@ std::pair<std::shared_ptr<torch::jit::Graph>, std::vector<at::Tensor>> Lower(con
     lowering::LowerGraph(g);
     //=[torch::jit::FoldConvBatchNorm2d(lowered_mod);
     LOG_GRAPH("LibTorch Lowering");
-    auto graph_and_parameters = torch::jit::LowerGraph(*g, lowered_mod._ivalue());
+    auto graph_and_ivalues = torch::jit::LowerGraph(*g, lowered_mod._ivalue());
     // Is this necessary?
     lowering::LowerBlock(g->block());
-    return graph_and_parameters;
+
+    return graph_and_ivalues;
 }
 
 

core/lowering/lowering.h

@@ -9,8 +9,8 @@ namespace lowering {
 void LowerBlock(torch::jit::Block* b);
 void LowerGraph(std::shared_ptr<torch::jit::Graph>& g);
 torch::jit::Module LowerModule(const torch::jit::script::Module& mod);
-std::pair<std::shared_ptr<torch::jit::Graph>, std::vector<at::Tensor>> Lower(const torch::jit::script::Module& mod,
-                                                                             std::string method_name);
+std::pair<std::shared_ptr<torch::jit::Graph>, std::vector<torch::jit::IValue>> Lower(const torch::jit::script::Module& mod,
+                                                                                     std::string method_name);
 
 } // namespace lowering
 } // namespace core

cpp/api/include/trtorch/macros.h

@@ -20,8 +20,8 @@
 #define STR(x) XSTR(x)
 
 #define TRTORCH_MAJOR_VERSION 0
-#define TRTORCH_MINOR_VERSION 0
-#define TRTORCH_PATCH_VERSION 3
+#define TRTORCH_MINOR_VERSION 1
+#define TRTORCH_PATCH_VERSION 0
 #define TRTORCH_VERSION STR(TRTORCH_MAJOR_VERSION) \
                         "." STR(TRTORCH_MINOR_VERSION) \
                         "." STR(TRTORCH_PATCH_VERSION)

docker/Dockerfile.20.07

@@ -0,0 +1,36 @@
+FROM nvcr.io/nvidia/pytorch:20.07-py3
+
+RUN apt-get update && apt-get install curl gnupg  && rm -rf /var/lib/apt/lists/*
+
+RUN curl https://bazel.build/bazel-release.pub.gpg | apt-key add - && \
+    echo "deb [arch=amd64] https://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list
+
+RUN apt-get update && apt-get install bazel-3.4.1 && rm -rf /var/lib/apt/lists/*
+RUN ln -s /usr/bin/bazel-3.4.1 /usr/bin/bazel
+
+RUN pip install notebook
+
+COPY . /opt/trtorch
+RUN rm /opt/trtorch/WORKSPACE
+COPY ./docker/WORKSPACE.cu11.docker  /opt/trtorch/WORKSPACE
+
+# Workaround for bazel expecting both static and shared versions, we only use shared libraries inside container
+RUN cp /usr/lib/x86_64-linux-gnu/libnvinfer.so /usr/lib/x86_64-linux-gnu/libnvinfer_static.a
+
+WORKDIR /opt/trtorch
+RUN bazel build //:libtrtorch --compilation_mode opt
+
+WORKDIR /opt/trtorch/py
+
+# Locale is not set by default
+RUN apt-get update && apt-get install -y locales ninja-build && rm -rf /var/lib/apt/lists/* && locale-gen en_US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+RUN python3 setup.py install --use-cxx11-abi
+
+RUN conda init bash
+
+ENV LD_LIBRARY_PATH /opt/conda/lib/python3.6/site-packages/torch/lib:$LD_LIBRARY_PATh
+
+WORKDIR /opt/trtorch/notebooks

docker/Dockerfile.docs

@@ -3,8 +3,8 @@ FROM nvcr.io/nvidia/tensorrt:20.03-py3
 RUN curl https://bazel.build/bazel-release.pub.gpg | apt-key add -
 RUN echo "deb [arch=amd64] https://storage.googleapis.com/bazel-apt stable jdk1.8" | tee /etc/apt/sources.list.d/bazel.list
 
-RUN apt update && apt install bazel-3.3.1
-RUN ln -s /usr/bin/bazel-3.3.1 /usr/bin/bazel
+RUN apt update && apt install bazel-3.4.1
+RUN ln -s /usr/bin/bazel-3.4.1 /usr/bin/bazel
 
 
 COPY ./py/requirements.txt requirements.txt