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authorManuel Bottini <manuel.bottini@arm.com>2019-10-17 18:37:26 +0100
committerPablo Marquez <pablo.tello@arm.com>2019-10-24 09:11:40 +0000
commit07263980e66059a91ce57612e4ca8f4b2a2a206a (patch)
tree138dc3ecf835df9f38a60959379a52eca08f8b0f /src/core/CL
parent05069f07bcf95676597698a79926327555276362 (diff)
downloadComputeLibrary-07263980e66059a91ce57612e4ca8f4b2a2a206a.tar.gz
COMPMID-2501: Support multiplier > 1 during QASYMM8 requantization for Quantized LSTM
Change-Id: I7eddbdf77881f313b707b9e59428245f1330a2cf Signed-off-by: Manuel Bottini <manuel.bottini@arm.com> Reviewed-on: https://review.mlplatform.org/c/2119 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
Diffstat (limited to 'src/core/CL')
-rw-r--r--src/core/CL/cl_kernels/gemmlowp.cl4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/gemmlowp.cl b/src/core/CL/cl_kernels/gemmlowp.cl
index fc90dbd16c..214c7a4825 100644
--- a/src/core/CL/cl_kernels/gemmlowp.cl
+++ b/src/core/CL/cl_kernels/gemmlowp.cl
@@ -1888,7 +1888,11 @@ __kernel void gemmlowp_output_stage_quantize_down_fixedpoint_qsymm16(TENSOR3D_DE
#endif // defined(ADD_BIAS)
// Multiply by result_mult_int and shift
+#if RESULT_SHIFT < 0
+ input_values = ASYMM_MULT(input_values * (1 << (-RESULT_SHIFT)), RESULT_FIXEDPOINT_MULTIPLIER, 4);
+#else // RESULT_SHIFT >= 0
input_values = ASYMM_MULT_BY_QUANT_MULTIPLIER_LESS_THAN_ONE(input_values, RESULT_FIXEDPOINT_MULTIPLIER, RESULT_SHIFT, 4);
+#endif // RESULT_SHIFT < 0
short4 res = convert_short4_sat(input_values);