diff options
author | Colm Donelan <Colm.Donelan@arm.com> | 2020-02-26 15:39:23 +0000 |
---|---|---|
committer | Colm Donelan <colm.donelan@arm.com> | 2020-03-02 21:31:49 +0000 |
commit | 03fbeaf532f2575381edc2336f834973117f6e0f (patch) | |
tree | 97585ec459e4069853c16468ca82513f0d899200 /src/backends/reference/workloads/Activation.cpp | |
parent | c9ea45adefdde2890e9aa191a5b31563a3dd35ea (diff) | |
download | armnn-03fbeaf532f2575381edc2336f834973117f6e0f.tar.gz |
IVGCVSW-4440 : Add HARD_SWISH Support to Activation in CpuRef
* Add a new Activiation type of HardSwish.
* Add CpuRef support and tests.
Signed-off-by: Colm Donelan <Colm.Donelan@arm.com>
Change-Id: I68c3840aa45b7a27d5e416a5d50fe8f99f003ce8
Diffstat (limited to 'src/backends/reference/workloads/Activation.cpp')
-rw-r--r-- | src/backends/reference/workloads/Activation.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/backends/reference/workloads/Activation.cpp b/src/backends/reference/workloads/Activation.cpp index 82dd919de9..798c6e48d5 100644 --- a/src/backends/reference/workloads/Activation.cpp +++ b/src/backends/reference/workloads/Activation.cpp @@ -9,6 +9,7 @@ namespace armnn { + float Activation(float in, ActivationFunction function, float a, @@ -74,6 +75,13 @@ float Activation(float in, output = (in >= 0) ? in : a * (expf(in) - 1); break; } + case ActivationFunction::HardSwish: + { + // hard_swish(x) = x * relu6(x+3) / 6 + // relu6(x) = min(max(x,0),6) + output = in * (std::min(std::max((in + 3),0.0f),6.0f)) / 6; + break; + } default: { throw InvalidArgumentException("Unsupported activation function"); |