commit 1d480652b820317fc97ccbc3cb517e3b9e8be197
author Georgios Pinitas <georgios.pinitas@arm.com> Wed Jan 23 11:24:50 2019 +0000
committer Michalis Spyrou <michalis.spyrou@arm.com> Thu Jan 24 10:19:46 2019 +0000
tree b3c845ec02cccf89430b95186ed3e3f2ae65e2bd
parent 20b527a7029d02d0edda78fd92002cbc430dbe05

COMPMID-1867: Add u8 and s8 hybrid assembly kernels.

Change-Id: Ifeb005f9d18d19feff11949474cce84d9e03749c
Reviewed-on: https://review.mlplatform.org/565
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

src/core/NEON/kernels/arm_gemm/gemm_int8.cpp

diff --git a/src/core/NEON/kernels/arm_gemm/gemm_int8.cpp b/src/core/NEON/kernels/arm_gemm/gemm_int8.cpp
index 34dc8bc..5811c2a 100644
--- a/src/core/NEON/kernels/arm_gemm/gemm_int8.cpp
+++ b/src/core/NEON/kernels/arm_gemm/gemm_int8.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2019 ARM Limited.
+ * Copyright (c) 2017-2019 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -25,6 +25,7 @@
 
 #include "arm_gemm.hpp"
 #include "gemm_common.hpp"
+#include "gemm_hybrid.hpp"
 #include "gemm_implementation.hpp"
 #include "gemm_interleaved.hpp"
 #include "gemm_native.hpp"
@@ -32,6 +33,7 @@
 #include "kernels/a64_gemm_s16_12x8.hpp"
 #include "kernels/a64_gemm_s8_12x8.hpp"
 #include "kernels/a64_gemm_s8_4x4.hpp"
+#include "kernels/a64_hybrid_s8s32_dot_16x4.hpp"
 #include "kernels/sve_interleaved_s8s32_dot_3VLx8.hpp"
 #include "kernels/sve_native_s8s32_dot_4VLx4.hpp"
 
@@ -55,6 +57,13 @@
 },
 #endif
 {
+    GemmMethod::GEMM_HYBRID,
+    "hybrid_s8s32_dot_16x4",
+    [](const GemmArgs<int32_t> &args) { return args._ci->has_dotprod() && args._Ksize>=16 && (args._Ksize % 16 == 0) && (args._Nsize % 16 == 0) && !args._trA && !args._trB && args._pretransposed_hint; },
+    [](const GemmArgs<int32_t> &args) { return args._Nsize<=256 && args._Ksize>128; },
+    [](const GemmArgs<int32_t> &args) { return new GemmHybrid<hybrid_s8s32_dot_16x4, int8_t, int32_t>(args); }
+},
+{
     GemmMethod::GEMM_INTERLEAVED,
     "gemm_s8_12x8",
     [](const GemmArgs<int32_t> &args) { return args._ci->has_dotprod(); },