From 9c90fe72362085f235aac75484d3f98a9de158be Mon Sep 17 00:00:00 2001
From: =?utf8?q?=EB=82=A8=EA=B6=81=EC=84=9D/=EB=8F=99=EC=9E=91=EC=A0=9C?=
 =?utf8?q?=EC=96=B4Lab=28SR=29/Engineer/=EC=82=BC=EC=84=B1=EC=A0=84?=
 =?utf8?q?=EC=9E=90?= <sk.namkoong@samsung.com>
Date: Thu, 5 Jul 2018 12:17:39 +0900
Subject: [PATCH] Definitions for supporting Tanh in pureacl runtime (#1846)

Define namespace, node, param for Tanh

Signed-off-by: seok <sk.namkoong@samsung.com>
---
 runtimes/pure_arm_compute/src/compilation.cc       |  8 ++++
 .../pure_arm_compute/src/internal/op/NodeVisitor.h |  2 +
 runtimes/pure_arm_compute/src/internal/op/Tanh.cc  | 47 +++++++++++++++++++
 runtimes/pure_arm_compute/src/internal/op/Tanh.h   | 53 ++++++++++++++++++++++
 4 files changed, 110 insertions(+)
 create mode 100644 runtimes/pure_arm_compute/src/internal/op/Tanh.cc
 create mode 100644 runtimes/pure_arm_compute/src/internal/op/Tanh.h

diff --git a/runtimes/pure_arm_compute/src/compilation.cc b/runtimes/pure_arm_compute/src/compilation.cc
index 2775595..8c0689b 100644
--- a/runtimes/pure_arm_compute/src/compilation.cc
+++ b/runtimes/pure_arm_compute/src/compilation.cc
@@ -344,6 +344,7 @@ public:
   void visit(const ::internal::tflite::op::ReLU::Node &node) override;
   void visit(const ::internal::tflite::op::ReLU1::Node &node) override;
   void visit(const ::internal::tflite::op::ReLU6::Node &node) override;
+  void visit(const ::internal::tflite::op::Tanh::Node &node) override;
 
 private:
   const ::internal::tflite::operand::Set &_ctx;
@@ -2101,6 +2102,13 @@ void Planner::visit(const ::internal::tflite::op::ReLU6::Node &node)
   _builder.addStage(stage);
 }
 
+void Planner::visit(const ::internal::tflite::op::Tanh::Node &node)
+{
+  VERBOSE(Tanh) << "Configure Tanh operation" << std::endl;
+
+  throw std::runtime_error{"Not supported operation"};
+}
+
 class AllocationContext final : public IAllocationContext
 {
 public:
diff --git a/runtimes/pure_arm_compute/src/internal/op/NodeVisitor.h b/runtimes/pure_arm_compute/src/internal/op/NodeVisitor.h
index c99e592..68cf28d 100644
--- a/runtimes/pure_arm_compute/src/internal/op/NodeVisitor.h
+++ b/runtimes/pure_arm_compute/src/internal/op/NodeVisitor.h
@@ -23,6 +23,7 @@
 #include "internal/op/ReLU.h"
 #include "internal/op/ReLU1.h"
 #include "internal/op/ReLU6.h"
+#include "internal/op/Tanh.h"
 
 namespace internal
 {
@@ -57,6 +58,7 @@ struct NodeVisitor
   virtual void visit(const ReLU::Node &) = 0;
   virtual void visit(const ReLU1::Node &) = 0;
   virtual void visit(const ReLU6::Node &) = 0;
+  virtual void visit(const Tanh::Node &) = 0;
 };
 
 } // namespace op
diff --git a/runtimes/pure_arm_compute/src/internal/op/Tanh.cc b/runtimes/pure_arm_compute/src/internal/op/Tanh.cc
new file mode 100644
index 0000000..43874ce
--- /dev/null
+++ b/runtimes/pure_arm_compute/src/internal/op/Tanh.cc
@@ -0,0 +1,47 @@
+#include "internal/op/Tanh.h"
+#include "internal/op/NodeVisitor.h"
+
+#include <cassert>
+
+namespace internal
+{
+namespace tflite
+{
+namespace op
+{
+namespace Tanh
+{
+
+void Node::accept(NodeVisitor &&v) const { v.visit(*this); }
+
+} // namespace Tanh
+} // namespace op
+} // namespace tflite
+} // namespace internal
+
+namespace internal
+{
+namespace tflite
+{
+namespace op
+{
+namespace Tanh
+{
+
+Param::Param(uint32_t inputCount, const uint32_t *inputs, uint32_t outputCount,
+             const uint32_t *outputs)
+{
+  assert(inputCount == 1 && outputCount == 1);
+
+  ofm_index = outputs[0];
+
+  // Each input should be interpreted as follows:
+  //
+  //  0 -> Input Tensor Index
+  ifm_index = inputs[0];
+}
+
+} // namespace Tanh
+} // namespace op
+} // namespace tflite
+} // namespace internal
diff --git a/runtimes/pure_arm_compute/src/internal/op/Tanh.h b/runtimes/pure_arm_compute/src/internal/op/Tanh.h
new file mode 100644
index 0000000..0342201
--- /dev/null
+++ b/runtimes/pure_arm_compute/src/internal/op/Tanh.h
@@ -0,0 +1,53 @@
+#ifndef __INTERNAL_OP_TANH_H__
+#define __INTERNAL_OP_TANH_H__
+
+#include "internal/op/Node.h"
+
+#include <cstdint>
+
+namespace internal
+{
+namespace tflite
+{
+namespace op
+{
+namespace Tanh
+{
+
+struct Param
+{
+  int32_t ofm_index;
+
+  int32_t ifm_index;
+
+  Param() = default;
+  Param(uint32_t inputCount, const uint32_t *inputs, uint32_t outputCount, const uint32_t *outputs);
+};
+
+class Node final : public op::Node
+{
+public:
+  Node(const Param &param) : _param(param)
+  {
+    // DO NOTHING
+  }
+
+public:
+  virtual ~Node() = default;
+
+public:
+  const Param &param(void) const { return _param; }
+
+public:
+  void accept(NodeVisitor &&) const override;
+
+private:
+  const Param _param;
+};
+
+} // namespace Tanh
+} // namespace op
+} // namespace tflite
+} // namespace internal
+
+#endif // __INTERNAL_OP_TANH_H__
-- 
2.7.4