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Refactoring of MVAU and VVAU #963

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Refactoring of MVAU and VVAU #963

wants to merge 131 commits into from

Commits on Jan 3, 2023

  1. First changes to custom_op for RTL-based MVAU

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Commits on Apr 5, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on Apr 6, 2023

  1. [rtl custom op]: initial implementation of mvu_8sx9

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  2. [rtl custom op]: testbench for mvu_8sx9

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  3. [rtl custom op]: initial implementation of flow control component for… 

    … mvu_8sx9
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  4. [rtl custom op]: implementation of replay buffer for mvu

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  5. [rtl custom op]: testbench for mvu_8sx9_axi (including axi_wrapper & … 

    …compute kernel)
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  6. [rtl custom op]: initial implementation of verilog wrapper for mvu_8s… 

    …x9_axi
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  7. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on Apr 11, 2023

  1. [rtl mvu]: fix tab indentation

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Commits on Apr 12, 2023

  1. [rtl custom op]: fix to indentation

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  2. [rtl custom-op]: minor changes for compiler integration

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  3. [rtl custom op]: moved testbenches to separate directory

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  4. [rtl custom op]: fixed output width to ACCU_WIDTH

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  5. [rtl custom op]: renamed file and added generic to switch between com… 

    …pute kernels
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  6. [rtl custom op]: renamed file and added generic to switch between com… 

    …pute kernels
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Commits on May 8, 2023

  1. [rtl mvu]: added behavioral model DSP58

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  2. [rtl mvu]: extended flow control wrapper with additional compute core… 

    … and other minor changes
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  3. [rtl mvu]: fix to done_len flag when SIMD dimension fully unrolled an… 

    …d PyVerilator-related syntax change
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  4. [rtl mvu tb]: updated testbench

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  5. [builder]: added specialize_to_rtl step and changed standalone thresh… 

    …old layers to be by default true
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  6. [builder]: added specialize_to_rtl step

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  7. [custom op]: added custom op MatrixVectorActivation_rtl

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  8. [custom op]: added additional attribute to enable conversion to RTL (… 

    …custom-op)
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  9. [custom op]: modified ip-stitching and code generation

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  10. [tests]: initial version of unit test for RTL custom op and specializ… 

    …e_to_rtl transformation for MVU
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  11. [rtl mvu]: specialized compute core for 4-bit weights and activations… 

    … for DSP48/DSP58
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  12. [rtl mvu]: specialized compute core for > 4-bit weights and activatio… 

    …ns for DSP48
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  13. [fpgadataflow transform]: initial specialize_to_rtl_layers-transform … 

    …for MVU
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Commits on May 9, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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  2. [rtl mvu] fixes for latest memstream + linting

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Commits on May 11, 2023

  1. [rtl custom_op]: add support for external weights

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  2. Specify clock and reset associations of bus interfaces.

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Commits on May 21, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on May 23, 2023

  1. Merge branch 'dev' into feature/dsp_packing

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  2. [rtlmvu] More fixes for memstream and param gen

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  3. [Build] apply config to only FIFO nodes in step_set_fifo_depths

    @maltanar @mmrahorovic
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Commits on May 24, 2023

  1. Revised control interface attributes.

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  2. Merge branch 'dev' into feature/dsp_packing

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  3. Mask device primitives from Verilator in favor of using behavioral code.

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  4. [Deps] update qonnx

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  5. Adding folding hints. Impl selection by case statement.

    @preusser
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  6. Merge branch 'feature/verilator_workarounds' into feature/dsp_packing

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  7. Fixed behavioral sideband prediction.

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  8. Merge remote-tracking branch 'origin/feature/dsp_packing' into featur… 

    …e/dsp_packing
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  9. [rtl mvu]: extension to allow selecting PE values that are not multip… 

    …les of 4
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  10. [rtlmvu] Avoid unintentional verilator metacomments

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  11. Merge remote-tracking branch 'origin/feature/dsp_packing' into featur… 

    …e/dsp_packing
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  12. [rtl mvu]: extension to allow selecting PE values that are not multip… 

    …les of 2
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  13. [rtl mvu axi]: updated comments on folding hints

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Commits on Jun 2, 2023

  1. [rtl custom op]: minor fixes to codegen

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  2. [specialize-to-rtl]: add ram_style and rt_writeable_weights support

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  3. [rtllib]: change string type to parameter type due to Vivado error

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  4. [rtllib]: renamed variable for consistency

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  5. Fix improper blocking assignment & linting.

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  6. [test rtl mvu]: modified/extended test cases

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Commits on Jun 30, 2023

  1. [rtl mvu]: updated DSP58 >4-bit variant to lift SIMD%3==0 restriction

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  2. [rtl mvu]: bug fix for SIMD=1 init_leave_loads

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Commits on Jul 13, 2023

  1. [mvu rtl]: restrict index i to be less than 3 (within bounds of hi4)

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Commits on Jul 17, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on Jul 27, 2023

  1. Rewrite replay_buffer for input elasticity.

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Commits on Jul 31, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on Aug 16, 2023

  1. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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Commits on Sep 5, 2023

  1. [to-rtl]: Infer unique node names after transformation is applied

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Commits on Sep 18, 2023

  1. [mvu rtl]: add synthesis directive to handle 'X in simulation

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  2. [replay buffer rtl]: minor fix to when LEN=1 (= AWIDTH=0)

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  3. [mvu lut]: LUT-based MVU compute core

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Commits on Sep 19, 2023

  1. [custom op]: add preferred_backend attribute

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Commits on Sep 21, 2023

  1. Ensure a minimum of two buffer slots even for length-1 sequences.

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  2. Merge pull request #1 from Xilinx/bugfix/replay_len1 

    Ensure a minimum of two buffer slots even for length-1 sequences.
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  3. Merge remote-tracking branch 'origin/feature/dsp_packing' into featur… 

    …e/dsp_packing
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  4. [rtl mvu wrapper]: support for vvu layer and rename

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  5. [mvu vvu tb]: modified testbench to also support testing VVU on DSP58

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  6. [axi wrapper]: minor modification to comment description

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  7. [mvu axi]: add support for VVU on DSP58

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  8. [mvu vvu axi]: renamed file for consistency purposes

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  9. [mvu 8sx9]: added support for VVU on DSP58, resolved PyVerilator-caus… 

    …ed error and added synthesis directive to handle 'X in input data
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  10. [mvu vvu 8sx9]: renamed compute core for consistency

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  11. [axi wrapper]: changed parameter to localparam

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  12. [axi]: added support for LUT-based VVU

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  13. [mvu vvu 8sx9]: minor change to list of generics

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  14. [mvu lut]: added support for VVU

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  15. [mvu vvu lut]: renamed file for consistency

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  16. Revert to proper address truncation without generation bit.

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  17. remove deletd/renamed files

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  18. [mvu vvu 8sx9]: renamed for consistency

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  19. [mvu vvu axi]: changes for renamed module

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Commits on Sep 25, 2023

  1. [mvu vvu wrapper]: convert localparam to param

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  2. [mvau-rtl custom-op]: bugfix to instantiate memstreamer, modified ren… 

    …amed files and axi wrapper template fill-out
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  3. [specialize to rtl]: fix to changed attribute name and added support … 

    …for converting HLS-based VVU custom-ops to RTL-based custom-ops
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  4. Adding core for DSP48 backport.

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  5. [mvu rtl core]: added support for signed activations for DSP48-based … 

    …MVUs
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  6. [rtl mvu custom-op]: add upper bound to SEGMENTLEN equal to number of… 

    … DSP58s chained together
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Commits on Oct 13, 2023

  1. [mvu_vvu dsp58]: change weight input to 2D instead of 3D array

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  2. [mvu_vvu axi]: re-wire weights appropriately for VVU DSP58

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  3. [mvu_vvu axi wrapper]: fix to IS_MVU parameter

    @mmrahorovic
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  4. [mvu_vvu tb]: WIP -- changes to self-checker and shape of input data

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    mmrahorovic committed Oct 13, 2023
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Commits on Nov 27, 2023

  1. [mvu vvu axi]: minor bugfixes to enable VVU

    @mmrahorovic
    mmrahorovic committed Nov 27, 2023
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  2. [mvu vvu axi]: minor fix -- define mvauin_weight_t

    @mmrahorovic
    mmrahorovic committed Nov 27, 2023
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  3. Merge remote-tracking branch 'upstream/dev' into feature/dsp_packing

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    mmrahorovic committed Nov 27, 2023
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Commits on Nov 29, 2023

  1. [rtl mvu op]: minor fix to chain length estimation and enabled behavi… 

    …oral mode for rtl sim
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    mmrahorovic committed Nov 29, 2023
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Commits on Jan 4, 2024

  1. [rtlsim]: use pyverilator util functions

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    mmrahorovic committed Jan 4, 2024
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  2. [mvu vvu axi]: sign extend output tdata (byte-aligned)

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    mmrahorovic committed Jan 4, 2024
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Commits on Jan 8, 2024

  1. [mvu core]: dsp48 convert unpacked array to packed array to work arou… 

    …nd limitation on max array indices in Verilator
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    mmrahorovic committed Jan 8, 2024
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  2. [mvu axi]: update list of deduced parameters

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    mmrahorovic committed Jan 8, 2024
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  3. [mvu custom-op]: remove lut-based implementation and update compute c… 

    …ore selection
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    mmrahorovic committed Jan 8, 2024
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  4. [mvu axi]: remove LUT-based compute core

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    mmrahorovic committed Jan 8, 2024
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Commits on Jan 11, 2024

  1. [hls custom-op]: enable reset in sim

    @mmrahorovic
    mmrahorovic committed Jan 11, 2024
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  2. [test mvu rtl]: updated test flow (DSP58 only)

    @mmrahorovic
    mmrahorovic committed Jan 11, 2024
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  3. [mvu vvu axi]: reworked flow control and backpressure handling by tpr… 

    …eusser
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    mmrahorovic committed Jan 11, 2024
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  4. Merge remote-tracking branch 'origin/feature/dsp_packing' into refact… 

    …or/mvu_vvu
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    mmrahorovic committed Jan 11, 2024
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  5. [hlsbackend]: update limit HLS axi streams (8k-1)

    @mmrahorovic
    mmrahorovic committed Jan 11, 2024
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Commits on Jan 18, 2024

  1. Merge remote-tracking branch 'upstream/refactor/rtl_integration' into… 

    … refactor/mvu_vvu
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    mmrahorovic committed Jan 18, 2024
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Commits on Jan 26, 2024

  1. Merge remote-tracking branch 'upstream/refactor/rtl_integration' into… 

    … refactor/mvu_vvu
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  2. [mvau hls]: refactored MVAU_hls custom_op

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    mmrahorovic committed Jan 26, 2024
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  3. [refactor]: call to base_op_type method instead of custom_op type

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    mmrahorovic committed Jan 26, 2024
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  4. [hls custom-op]: add mvau_hls

    @mmrahorovic
    mmrahorovic committed Jan 26, 2024
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  5. [hw custom-op]: refactor MVAU

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    mmrahorovic committed Jan 26, 2024
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  6. [VVAU hw custom-op]: add base_op_type method

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    mmrahorovic committed Jan 26, 2024
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  7. [transform]: add transformation to infer MVAU hw custom-op

    @mmrahorovic
    mmrahorovic committed Jan 26, 2024
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  8. removed mvu rtl code to clean up PR

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    mmrahorovic committed Jan 26, 2024
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  9. [test mvau]: modified to support new custom-ops

    @mmrahorovic
    mmrahorovic committed Jan 26, 2024
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  10. removed rtl refactoring steps

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    mmrahorovic committed Jan 26, 2024
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  11. removed old rtl custom-op

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    mmrahorovic committed Jan 26, 2024
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  12. removed old specialize_to_rtl transform

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    mmrahorovic committed Jan 26, 2024
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  13. removed rtl custom-op test

    @mmrahorovic
    mmrahorovic committed Jan 26, 2024
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Commits on Feb 1, 2024

  1. Merge remote-tracking branch 'upstream/refactor/rtl_integration' into… 

    … refactor/mvu_vvu
    @mmrahorovic
    mmrahorovic committed Feb 1, 2024
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  2. [vvau hls]: add custom op to dict

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    mmrahorovic committed Feb 1, 2024
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  3. [vvu hw-op]: refactored hw custom-op VVAU

    @mmrahorovic
    mmrahorovic committed Feb 1, 2024
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  4. [vvau hls-op]: refactored HLS custom-op VVAU

    @mmrahorovic
    mmrahorovic committed Feb 1, 2024
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  5. [convert-to-hw]: added transformations to infer binary-MVAU and VVAU

    @mmrahorovic
    mmrahorovic committed Feb 1, 2024
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