diff options
| -rw-r--r-- | docs/user_guide/errata.dox | 10 | ||||
| -rw-r--r-- | tests/validation/fixtures/ConvolutionLayerFixture.h | 5 |
2 files changed, 14 insertions, 1 deletions
diff --git a/docs/user_guide/errata.dox b/docs/user_guide/errata.dox index c195dc7851..a9795489d2 100644 --- a/docs/user_guide/errata.dox +++ b/docs/user_guide/errata.dox @@ -30,6 +30,16 @@ namespace arm_compute @section S7_1_errata Errata +- (COMPMID-7109) Under certain conditions, Quantized GEMM may result in very few mismatches due to 16-bit accumuation overflow + - Versions: >= v17.09 + - Oses: Linux, Android, MacOS, Windows. + - Conditions: + - Compile the latest Arm Compute Library for armv8a + - Device without dot product support + - In the matrix multiplication + - Lhs matrix must have -128 values eight positions apart from each other in its row + - Rhs matrix must have -128 values at the same positions as Lhs + - (COMPMID-6904) Fix out-of-bound memory write for non-optimized FP16 GeMM kernel. - Versions: >= v17.09 && < v24.06 - Oses: Linux, Android, MacOS, Windows. diff --git a/tests/validation/fixtures/ConvolutionLayerFixture.h b/tests/validation/fixtures/ConvolutionLayerFixture.h index 2a317e9b9b..51084533f9 100644 --- a/tests/validation/fixtures/ConvolutionLayerFixture.h +++ b/tests/validation/fixtures/ConvolutionLayerFixture.h @@ -204,7 +204,10 @@ protected: { if(_use_dynamic_output_quant) { - std::uniform_int_distribution<int32_t> distribution(-128, 127); + // Using -127 as the lower bound because of possible overflow. + // This is a known issue and reported in the errata. + // See COMPMID-7109 for more details + std::uniform_int_distribution<int32_t> distribution(-127, 127); library->fill(tensor, distribution, i); } else |