From 173ba9bbb19ea83f951318d9989e440768b4de8f Mon Sep 17 00:00:00 2001
From: Michalis Spyrou <michalis.spyrou@arm.com>
Date: Tue, 23 Jun 2020 17:25:43 +0100
Subject: COMPMID-3373: Async support to NEArithmetic* kernels/functions (Pt.
 1)

Added support on NEArithmeticAddition and NEArithmeticSubtraction

Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Change-Id: Ifa805f8455ef6eff1ee627752dc1c7fe9740ec47
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3451
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
---
 .../NEON/functions/NEArithmeticSubtraction.cpp     | 47 +++++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)

(limited to 'src/runtime/NEON/functions/NEArithmeticSubtraction.cpp')

diff --git a/src/runtime/NEON/functions/NEArithmeticSubtraction.cpp b/src/runtime/NEON/functions/NEArithmeticSubtraction.cpp
index 20f930a286..043250ca68 100644
--- a/src/runtime/NEON/functions/NEArithmeticSubtraction.cpp
+++ b/src/runtime/NEON/functions/NEArithmeticSubtraction.cpp
@@ -31,7 +31,9 @@
 
 namespace arm_compute
 {
-void NEArithmeticSubtraction::configure(ITensor *input1, ITensor *input2, ITensor *output, ConvertPolicy policy, const ActivationLayerInfo &act_info)
+namespace experimental
+{
+void NEArithmeticSubtraction::configure(const ITensorInfo *input1, const ITensorInfo *input2, ITensorInfo *output, ConvertPolicy policy, const ActivationLayerInfo &act_info)
 {
     ARM_COMPUTE_UNUSED(act_info);
     auto k = arm_compute::support::cpp14::make_unique<NEArithmeticSubtractionKernel>();
@@ -44,4 +46,47 @@ Status NEArithmeticSubtraction::validate(const ITensorInfo *input1, const ITenso
     ARM_COMPUTE_RETURN_ERROR_ON(act_info.enabled());
     return NEArithmeticSubtractionKernel::validate(input1, input2, output, policy);
 }
+
+MemoryRequirements NEArithmeticSubtraction::workspace() const
+{
+    return MemoryRequirements{};
+}
+} // namespace experimental
+
+struct NEArithmeticSubtraction::Impl
+{
+    const ITensor                                         *src_0{ nullptr };
+    const ITensor                                         *src_1{ nullptr };
+    ITensor                                               *dst{ nullptr };
+    std::unique_ptr<experimental::NEArithmeticSubtraction> op{ nullptr };
+};
+
+NEArithmeticSubtraction::NEArithmeticSubtraction()
+    : _impl(support::cpp14::make_unique<Impl>())
+{
+}
+NEArithmeticSubtraction::NEArithmeticSubtraction(NEArithmeticSubtraction &&) = default;
+NEArithmeticSubtraction &NEArithmeticSubtraction::operator=(NEArithmeticSubtraction &&) = default;
+NEArithmeticSubtraction::~NEArithmeticSubtraction()                                     = default;
+
+Status NEArithmeticSubtraction::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, ConvertPolicy policy, const ActivationLayerInfo &act_info)
+{
+    return experimental::NEArithmeticSubtraction::validate(input1, input2, output, policy, act_info);
+}
+
+void NEArithmeticSubtraction::configure(const ITensor *input1, const ITensor *input2, ITensor *output, ConvertPolicy policy, const ActivationLayerInfo &act_info)
+{
+    _impl->src_0 = input1;
+    _impl->src_1 = input2;
+    _impl->dst   = output;
+    _impl->op    = arm_compute::support::cpp14::make_unique<experimental::NEArithmeticSubtraction>();
+    _impl->op->configure(input1->info(), input2->info(), output->info(), policy, act_info);
+}
+
+void NEArithmeticSubtraction::run()
+{
+    const InputTensorMap  src{ { TensorType::ACL_SRC_0, _impl->src_0 }, { TensorType::ACL_SRC_1, _impl->src_1 } };
+    const OutputTensorMap dst{ { TensorType::ACL_DST, _impl->dst } };
+    _impl->op->run(src, dst, {});
+}
 } // namespace arm_compute
-- 
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