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author | Jacob Bohlin <jacob.bohlin@arm.com> | 2020-08-31 10:14:02 +0200 |
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committer | patrik.gustavsson <patrik.gustavsson@arm.com> | 2020-08-31 12:57:53 +0000 |
commit | c3c08d848642431243c71da366883137d2bcfc28 (patch) | |
tree | 63e3f6114bd40aa2906bf4f8884aca36b6617372 | |
parent | 258ebbaee96fb24543bde99c3e48ae69d9d5486f (diff) | |
download | ethos-u-vela-c3c08d848642431243c71da366883137d2bcfc28.tar.gz |
MLBEDSW-2804: Removed invalid assert for shift range
Signed-off-by: Jacob Bohlin <jacob.bohlin@arm.com>
Change-Id: I857aeb7aeb34f4b8ea47e6ac954cead268335e32
-rw-r--r-- | ethosu/vela/scaling.py | 4 | ||||
-rw-r--r-- | ethosu/vela/weight_compressor.py | 3 |
2 files changed, 4 insertions, 3 deletions
diff --git a/ethosu/vela/scaling.py b/ethosu/vela/scaling.py index fcf054e0..74f21660 100644 --- a/ethosu/vela/scaling.py +++ b/ethosu/vela/scaling.py @@ -46,6 +46,10 @@ def reduced_quantise_scale(scale): reduced_multiplier = int((multiplier + (1 << 15)) >> 16) reduced_shift = shift - 16 + if not (0 <= shift < (1 << 6)): + # Shift outside of valid range, set scale to 0 + return 0, 16 + return reduced_multiplier, reduced_shift diff --git a/ethosu/vela/weight_compressor.py b/ethosu/vela/weight_compressor.py index a275e412..175646b8 100644 --- a/ethosu/vela/weight_compressor.py +++ b/ethosu/vela/weight_compressor.py @@ -460,9 +460,6 @@ def calc_scales_and_pack_biases(tens, arch, ofm_depth_step, rescale_for_faf=Fals else: quantised_scales = [quantise_scale(scale) for scale in scales] - for _, shift in quantised_scales: - assert shift >= 16 - # pack the biases and scales if len(quantised_scales) == 1: # If only 1 quantised scale is used, repeat that value for the length of the biases |