Intel® FPGA AI Suite: Compiler Reference Manual

ID 768972
Date 4/05/2023
Public

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4.3. Reporting (dla_compiler Command Options)

When a graph is compiled, the following CSV files are created by default to provide additional information about the input and output tensors and how they map to Intel® FPGA AI Suite IP tensors: You can disable the generation of these reports with the --fno-transform-tables command option.

input_transform_dump Report

The input_transform_dump file is a CSV file with input tensor dimension, striding, padding, and precision. The input_transform_dump report is provided in a file named input_transform_dump_<graph_name>.csv

An example of a simple output CSV file created from an AlexNet graph is as follows:

Table 2.  (input_transform_dump_AlexNet.csv)
 

depth

height

width

height stride

width stride

top pad

left pad

Bot pad

right pad

precision

Input num 0

48

57

57

4

4

0

0

1

1

fp16

Additional information about the initial scale and shift performed on the tensor is included separately.

input_transform_mapping Report

The input_transform_mapping file is a CSV file that shows the element-wise mapping of the logical input tensor elements to the Intel® FPGA AI Suite input tensor format. The input_transform_mapping report is provided in a file named input_transform_mapping_<graph_name>.csv.

The transform mapping report has columns corresponding to the offset and subscript indices for the logical input tensor elements, and the corresponding elements in the transformed Intel® FPGA AI Suite input tensor.

For more information about contents of the input transform mapping report, refer to "Input Transform Mapping" in the Intel® FPGA AI Suite IP Reference Manual .

output_transform_dump Report

The output_transform_dump file is a CSV file with output tensor offsets and dimension (batch, depth, height, width). Output transforms tables are named output_transform_dump_<Graph_name>.csv

An example of a simple output CSV file created from an AlexNet graph is as follows:

Table 3.  (output_transform_dump_AlexNet.csv)
 

batch dim

depth dim

height dim

width dim

batch offset

depth offset

height offset

width offset

output 0 tensor 0

1

1000

1

1

0

0

0

0

output_transform_mapping Report

The report is a CSV file that show the element-wise mapping of the Intel® FPGA AI Suite output tensor format to the logical output tensor. The output_transform_mapping report is provided in a file named output_transform_mapping_<graph_name>.csv.

This mapping in the output_transform_mapping report is the inverse of the input mapping described in the input_transform_mapping report.

For more information about the output tensor format, refer to "Output Tensor In-Memory Format" in the Intel® FPGA AI Suite IP Reference Manual .

--fno-transform-tables Option

Syntax
--fno-transform-tables
Description
This option disables the creation of the CSV report files.
Parsed As
(bool)