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| author | Pablo Tello <pablo.tello@arm.com> | 2017-07-05 11:32:17 +0100 |
|---|---|---|
| committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-09-17 14:16:42 +0100 |
| commit | 91654c45cf1de5f41127536a0fdd310c17fdfc8e (patch) | |
| tree | 1cf914061c456282f0ba899ebbdc591cabc7f0fc /arm_compute/core/NEON/NEMath.h | |
| parent | ec69f93dc63408933d322ec27d0b7049b9a6e07c (diff) | |
| download | ComputeLibrary-91654c45cf1de5f41127536a0fdd310c17fdfc8e.tar.gz | |
COMPMID-421: Added FP16 support in ActivationLayer.
Change-Id: I7ba573b19d56e3c87996edb5218a00e5bfca451e
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/79755
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Diffstat (limited to 'arm_compute/core/NEON/NEMath.h')
| -rw-r--r-- | arm_compute/core/NEON/NEMath.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/NEMath.h b/arm_compute/core/NEON/NEMath.h index 8dd9d609e7..b467a600d6 100644 --- a/arm_compute/core/NEON/NEMath.h +++ b/arm_compute/core/NEON/NEMath.h @@ -93,6 +93,24 @@ float32x4_t vtanhq_f32(float32x4_t val); float32x4_t vpowq_f32(float32x4_t val, float32x4_t n); #ifdef ARM_COMPUTE_ENABLE_FP16 +/** Calculate hyperbolic tangent. + * + * tanh(x) = (e^2x - 1)/(e^2x + 1) + * + * @note We clamp x to [-5,5] to avoid overflowing issues. + * + * @param[in] val Input vector value in F32 format. + * + * @return The calculated Hyperbolic Tangent. + */ +float16x8_t vtanhq_f16(float16x8_t val); +/** Calculate inverse square root. + * + * @param[in] x Input value. + * + * @return The calculated inverse square root. + */ +float16x8_t vinvsqrtq_f16(float16x8_t x); /** Calculate exponential * * @param[in] x Input vector value in F16 format. |