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nextpnr/himbaechel
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Miodrag Milanović 84d8e1abe7
Use improved CPE model (#1503) 
* CPE mapping improvements

* Use CP_OUT for adders

* Fixes

* Small fixes

* Cleanups

* Cleanup

* Cleanups

* Fixes

* Fixes

* Optimize

* Cleanup

* clangformat

* Cleanup

* Cleanup

* Bump required version of database

* Cleanup

* Resolve name conflicts

* Fix signal routing

* Make CPE_LATCH separate

* Add more timings models, need updated values

* Fixed warning

* multiplier support from lofty/gatemate-mult

* explicitly zero some params in B passthrough

* comment the relevant CPE inputs in check_multipliers

* Rename some of bels

* remove _lower from name

* refactor multiplier checking

* Revert "remove _lower from name"

This reverts commit daa1041bdf.

* Fixe net name to be unique

* Make sure we at least generate bitstream with all info

* Simplify zero

* Bounded cell type in gui

* typo fix

* Remove A passthrough inversion option

* Clean up CarryGenCell config

* Update a passthru to use new primitives

* Cleanup for adders

* Clean up MsbRoutingCell

* Cleanup

* Refactor A connection code

* Make it more as in PR #1513

* Added cplines to bpassthru and fixed constant driver for A

* Add parts

* Added comp out connections

* clangformat

* clangformat

* Clean up B passthrough connections

* wire up a bunch of intermediate signals

* Bit of cleanup

* handing of C_EN_IN

* C_EN_CIN fixes

* connect f_route to its lines

* fix cite for FRoutingCell

* fixup, oops

* connect multfab to its lines

* Commented line

* Connect CPOUTs

* Handle C_I params

* connect CINY1 for CarryGenCell

* fix carry gen CINX

* Update L2T4 model

* Updates for ADDCIN

* clangformat

* fix some issues with multfab and f_route

* look at C_I when doing inversion

* Only set some C_I signals when used

* Fix one more place

* do not use cplines so we can merge in one cell

* Cover cases that could be optimized out

* clangformat

* Cleanups

* Disable multiplier usage for now

---------

Co-authored-by: Lofty <dan.ravensloft@gmail.com>
 		2025-07-07 10:14:48 +02:00
..
himbaechel_dbgen Add GroupId related calls to Himbaechel API (#1399) 2024-12-05 13:59:33 +01:00
uarch Use improved CPE model (#1503) 2025-07-07 10:14:48 +02:00
.gitignore himbächel: Initial implementation 2023-05-13 08:26:41 +02:00
CMakeLists.txt Gatemate FPGA initial support (#1473) 2025-04-22 16:41:01 +02:00
arch.cc himbaechel: output normalised wire in getWireByName (#1506) 2025-06-25 18:46:19 +02:00
arch.h clangformat 2025-05-20 13:19:52 +02:00
arch_pybindings.cc himbaechel: Add Python binding for get_tile_wire_range 2025-06-25 18:37:17 +02:00
arch_pybindings.h himbächel: Initial implementation 2023-05-13 08:26:41 +02:00
archdefs.h Add GroupId related calls to Himbaechel API (#1399) 2024-12-05 13:59:33 +01:00
chipdb.h Add GroupId related calls to Himbaechel API (#1399) 2024-12-05 13:59:33 +01:00
himbaechel_api.cc Add GroupId related calls to Himbaechel API (#1399) 2024-12-05 13:59:33 +01:00
himbaechel_api.h Add arch API function for pip inversion (#1457) 2025-02-27 12:21:15 +01:00
himbaechel_constids.h himbächel: Initial implementation 2023-05-13 08:26:41 +02:00
himbaechel_gfxids.h Add GroupId related calls to Himbaechel API (#1399) 2024-12-05 13:59:33 +01:00
himbaechel_helpers.cc himbaechel: Add support for new constants API 2023-11-07 09:00:03 +01:00
himbaechel_helpers.h clangformat 2024-09-30 14:51:33 +02:00
main.cc CMake: refactor architecture-specific build system parts. 2025-01-21 17:13:03 +00:00