Update Neon™ depthwise kernel

- Reduce duplication and simplify overall structure.
- Improve multi-threaded performance by sharing more data
  in lower-level caches.

Partially Resolves: COMPMID-5054
Signed-off-by: Ramy Elgammal <ramy.elgammal@arm.com>
Change-Id: Iac747f39b21c540122fa75218762631c4d787911
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/7449
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Andrew Mundy
Reviewed-by: Sheri Zhang <sheri.zhang@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 27 insertions, 18 deletions

diff --git a/src/core/NEON/kernels/arm_conv/depthwise/depthwise_u8s8u8q.cpp b/src/core/NEON/kernels/arm_conv/depthwise/depthwise_u8s8u8q.cpp
index af4426b69f..9b989012b8 100644
--- a/src/core/NEON/kernels/arm_conv/depthwise/depthwise_u8s8u8q.cpp
+++ b/src/core/NEON/kernels/arm_conv/depthwise/depthwise_u8s8u8q.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited.
+ * Copyright (c) 2021-2022 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -25,19 +25,18 @@
 #include "arm_gemm_local.hpp"
 
 #include "depthwise_implementation.hpp"
-#include "depthwise_depthfirst_quantized.hpp"
-#include "depthwise_depthfirst_generic_quantized.hpp"
-#include "depthwise_depthfirst_multiplier_quantized.hpp"
-#include "depthwise_depthfirst_generic_multiplier_quantized.hpp"
+#include "depthwise_depthfirst.hpp"
+#include "depthwise_depthfirst_generic.hpp"
+#include "depthwise_depthfirst_multiplier.hpp"
 
 #include "depthwise_implementation_constraints.hpp"
 
 #if defined(__aarch64__)
-#if defined(ARM_COMPUTE_ENABLE_SVE) && defined(ARM_COMPUTE_ENABLE_SVE2)
+#if defined(ARM_COMPUTE_ENABLE_SVE)
 #include "kernels/sve_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst.hpp"
 #include "kernels/sve_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst.hpp"
 #include "kernels/sve_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst.hpp"
-#endif  // defined(ARM_COMPUTE_ENABLE_SVE) && defined(ARM_COMPUTE_ENABLE_SVE2)
+#endif  // defined(ARM_COMPUTE_ENABLE_SVE)
 #include "kernels/a64_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst.hpp"
 #include "kernels/a64_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst.hpp"
 #include "kernels/a64_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst.hpp"
@@ -54,7 +53,7 @@ namespace depthwise {
 
 static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> depthwise_u8q_methods[] = {
 #if defined(__aarch64__)
-#if defined(ARM_COMPUTE_ENABLE_SVE) && defined(ARM_COMPUTE_ENABLE_SVE2)
+#if defined(ARM_COMPUTE_ENABLE_SVE)
   {
     DepthwiseMethod::DEPTHFIRST,
     "sve_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst",
@@ -64,7 +63,8 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              cpu_has_sve2),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<sve_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new sve_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
@@ -76,7 +76,8 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              cpu_has_sve2),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<sve_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new sve_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
@@ -88,10 +89,11 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              cpu_has_sve2),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<sve_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new sve_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
-#endif  // defined(ARM_COMPUTE_ENABLE_SVE) && defined(ARM_COMPUTE_ENABLE_SVE2)
+#endif  // defined(ARM_COMPUTE_ENABLE_SVE)
   {
     DepthwiseMethod::DEPTHFIRST,
     "a64_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst",
@@ -100,7 +102,8 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              qp_has_no_left_shift),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<a64_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new a64_u8s8u8q_nhwc_3x3_s1_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
@@ -111,7 +114,8 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              qp_has_no_left_shift),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<a64_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new a64_u8s8u8q_nhwc_3x3_s2_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
@@ -122,7 +126,8 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
                              qp_has_no_left_shift),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstQuantized<a64_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst>(args, qp);
+      auto strat = new a64_u8s8u8q_nhwc_5x5_s1_output2x2_mla_depthfirst(args.cpu_info);
+      return new DepthwiseDepthfirst<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
@@ -131,16 +136,20 @@ static const DepthwiseImplementation<uint8_t, int8_t, uint8_t, Requantize32> dep
     constraint<Requantize32>(has_no_channel_multiplier),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstGenericQuantized<a64_u8s8u8q_nhwc_generic_output9_mla_depthfirst, 3, 3>(args, qp);
+      auto kernel = new a64_u8s8u8q_nhwc_generic_output9_mla_depthfirst(args.cpu_info);
+      auto strat = new GenericDepthfirstStrategy<uint8_t, int8_t>(kernel, 3, 3, args);
+      return new DepthwiseDepthfirstGeneric<uint8_t, int8_t>(strat, args, qp);
     },
   },
   {
     DepthwiseMethod::DEPTHFIRST,
     "a64_u8s8u8q_packed_to_nhwc_generic_with_multiplier_output2x8_mla_depthfirst",
-    nullptr,
+    constraint<Requantize32>(has_channel_multiplier),
     nullptr,
     [] (const DepthwiseArgs &args, const Requantize32 &qp) -> DepthwiseCommon<uint8_t, int8_t, uint8_t> * {
-      return new DepthwiseDepthfirstGenericWithMultiplierQuantized<a64_u8s8u8q_packed_to_nhwc_generic_with_multiplier_output2x8_mla_depthfirst>(args, qp);
+      auto kern = new a64_u8s8u8q_packed_to_nhwc_generic_with_multiplier_output2x8_mla_depthfirst(args.cpu_info);
+      auto strat = new GenericDepthfirstMultiplierStrategy<uint8_t, int8_t>(kern, args);
+      return new DepthwiseDepthfirstMultiplier<uint8_t, int8_t, uint8_t, int32_t, true>(strat, args, qp);
     },
   },
 #endif  // defined(__aarch64__)