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Global Nets Routing constraints#2446

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vaughnbetz merged 71 commits intomasterverilog-to-routing/vtr-verilog-to-routing:masterfrom

routing_constraintsverilog-to-routing/vtr-verilog-to-routing:routing_constraintsCopy head branch name to clipboard

Jun 4, 2024

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Commits on Jul 26, 2023

• Add a new variable to t_segment_inf_struct that sets whether the segment type is part of the general routing or clock network

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• Update the architecture XML parser to add support for res_type attribute added to the segment tag

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• Update the RRGraph XML parser to add support for res_type attribute added to the segment tag

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• Add setter and getter for res_type attribute in t_segment_inf

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• Set res_type attribute to GCLK for segments added during creation of clock network

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• Merge branch 'master' into clock_resource_detection

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Commits on Jul 31, 2023

• Fix a bug in segment_res_type setter

  kimiatkh

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• Add clk_res_type attribute to rr node tag to detect the virtual sink node for clock network

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• Move the clock virtual sink node id from device context to rr_graph_storage

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Commits on Aug 1, 2023

• Add getters and setters for clk_res_type and write the attribute to the rr_graph file

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• Rename the segment resource type from GENERIC to GENERAL as GENERIC conflicts with one of the values of operation_list in odin_types.h

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• Undo unwanted changes

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• Merge

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Commits on Aug 2, 2023

• Changing the type of virtual sink node id from int to RRNodeId

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Commits on Aug 8, 2023

• Add a new optional attribute called name to rr_nodes that can be used to identify the name of the clock network the node belongs to

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• Fix a bug in router that caused the second stage of the two stage routing to be skipped

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• Create an unordered map to store more than one virtual sink ids

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Commits on Aug 14, 2023

• Modify the parser to add support for attribute name and clk_res_type

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Commits on Aug 15, 2023

• Fix a segmentation fault when writing the rr node names

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• Update the capnp parser to support new attributes name and clk_res_type for rr_nodes and res_type for rr_segments

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• Update the capnp parser to support new attributes name and clk_res_type for rr_nodes and res_type for rr_segments

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• Modify rr graph parser not to throw an error when string name is empty

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• Added the RouteConstraint class containing the routing constraint for a single net

  

  Tulong4Dev

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Commits on Aug 24, 2023

• make format

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Commits on Aug 31, 2023

• Redefine the route constraints class

  kimiatkh

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• Encapsulate the floorplan constraints in user_place_constraints class and modify VPR constraints class to contain instances of placement and route constraints

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• Update the files using floor plan constraints file to point to the new class

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• Add a function that applies the routing constraints read from the constraints file before calling the route flow - Updates in Tulong4Dev:route_constraint_dev branch have been used as a baseline for…

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• Update the VPR constraints paraser to process the routing constraints - Updates in Tulong4Dev:route_constraint_dev branch have been used as a baseline for these changes

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• Update the clock network builder to assign a default name to the virtual sink of the clock network

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• Update the router to repect the routing constraints provided by the user and fix a bug in two stage clock routing

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• Add a regression tests for routing constraints

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Commits on Nov 16, 2023

• Merge

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• Merge branch 'clock_resource_detection' of https://github.com/verilog-to-routing/vtr-verilog-to-routing into clock_resource_detection

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• Merge

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• Merge

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Commits on Nov 20, 2023

• Fix the compile errors after merging master

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Commits on Nov 21, 2023

• Add routing constraint reg test to the task list

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Commits on Nov 27, 2023

• Fix the comments for the newly added functions related to clock network

  kimiatkh

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• Convert enum r_seg_res_type to enum class

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• Update the documentation for segment tag to include the new attribute res_type

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Commits on Nov 28, 2023

• Convert all function and class comments to doxygen format

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• Add comments for apply_route_constraints function

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• Convert comments to doxygen format

  kimiatkh

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• Fix the compile errors caused by converting SegResType to enum class

  kimiatkh

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• Call place and route methods after fetching constraints instance through getter functions defined in user constraints class

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Commits on Nov 30, 2023

• Add the code that allows VPR to respect the global net routing constraints - removed accidentally during resoloving of merge conflict

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• Fix a syntax error in log printing of routing constraints

  kimiatkh

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• Change the default_clock_network_name from extern variable to a member of the t_arch struct

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• Merge branch 'master' into routing_constraints

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Commits on Jan 5, 2024

• Update the golden results for routing constraints test

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• Merge branch 'master' into routing_constraints

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Commits on Jan 9, 2024

• Add documentation for global routing constraints

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• Add a section to documentation for global route constraints

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• Create a new documentation page for VPR constraints with references to global routing constraints and placement constraints

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• Add a new custom domain for vpr constraints file format

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• Update references to vpr placement constraints documentation page

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• Add a reference to global routing constraints file in clock network description documentation

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Commits on Apr 26, 2024

• Add an exception in update_from_heap to not set _is_isink_reached when the function is called from pre-route to clock root

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• Remove a depracted warning from packer

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Commits on Jun 2, 2024

• Merge

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• Fix the regression test for routing constraints

  kimiatkh

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• Remove the input argument from the function alloc_and_load_is_clock which was causing a compile warning

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• Fix the compile error

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Commits on Jun 3, 2024

• Fix compile error

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• Fix typos in the added documentation

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• Don't compare expected node count with the rr_nodes count in the presence of dedicated clock networks

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Commits on Jun 4, 2024

• Add an example for clock network definition in rr graphs

  kimiatkh

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• Update the golden results for routing constraints regression tests

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• Merge branch 'master' into routing_constraints

  vaughnbetz

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• Merge remote-tracking branch 'origin/master' into routing_constraints

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