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author | Michalis Spyrou <michalis.spyrou@arm.com> | 2017-06-14 18:00:05 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-09-17 14:15:39 +0100 |
commit | 0a8334cb78dae66fdc31257a96ba15f7c41bde50 (patch) | |
tree | c8e5f290f8a9a674588e1d67f6a623debf9397f7 /tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp | |
parent | e5f8fd64a46ce61dac61fd50095a27cfd94930b5 (diff) | |
download | ComputeLibrary-0a8334cb78dae66fdc31257a96ba15f7c41bde50.tar.gz |
COMPMID-400 Add support for 16 bit fixed point arithmetic.
Change-Id: Iebfaef1b219d80d6362b7fd4b1357612b31e43cb
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/77749
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Diffstat (limited to 'tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp')
-rw-r--r-- | tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp b/tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp index 3308f7d855..ab63cbe76f 100644 --- a/tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp +++ b/tests/validation/NEON/Fixedpoint/Invsqrt_QS8.cpp @@ -49,7 +49,7 @@ using namespace arm_compute::test::validation; namespace { -const float tolerance = 3; /**< Tolerance value for comparing reference's output against implementation's output */ +const float tolerance = 4.0f; /**< Tolerance value for comparing reference's output against implementation's output */ /** Compute Neon inverse square root function for signed 8bit fixed point. * @@ -78,9 +78,8 @@ Tensor compute_invsqrt_qs8(const TensorShape &shape, int fixed_point_position) BOOST_TEST(!src.info()->is_resizable()); BOOST_TEST(!dst.info()->is_resizable()); - // Fill tensors. Keep the range between (32, 127) so the result won't - // overflow. E.g. for Q2.5 invsqrt(0.001) = 31.6, which cannot be represented. - std::uniform_int_distribution<> distribution(32, 127); + // Fill tensors. Keep the range between [1, 127). + std::uniform_int_distribution<> distribution(1, 127); library->fill(NEAccessor(src), distribution, 0); Iterator input(&src, window); @@ -89,7 +88,7 @@ Tensor compute_invsqrt_qs8(const TensorShape &shape, int fixed_point_position) execute_window_loop(window, [&](const Coordinates & id) { qint8x16_t in = vld1q_s8(reinterpret_cast<const qint8_t *>(input.ptr())); - vst1q_s8(reinterpret_cast<qint8_t *>(output.ptr()), vinvsqrtq_qs8(in, fixed_point_position)); + vst1q_s8(reinterpret_cast<qint8_t *>(output.ptr()), vqinvsqrtq_qs8(in, fixed_point_position)); }, input, output); |