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5 commits

Author SHA1 Message Date
Wanda 1d2b9c309e back.rtlil: set read port init to all-x. 
This is an unfortunate necessity needed to fix memory inference regressions
introduced when we switched to using v2 cells. A better approach, compatible
with RFC 54, will need to be figured out for Amaranth 0.6.

Fixes #1011.
 2024-05-09 02:38:53 +00:00
Wanda 580706fafd hdl._nir, back.rtlil: use Format.* to emit enum attributes and wires for fields. 2024-04-11 22:02:26 +00:00
Catherine d94c97981a back.rtlil: implement remaining format specifiers. 
This requires a Yosys version from git. The requirement should be bumped
to a proper release before Amaranth 0.5.
 2024-04-04 03:03:09 +00:00
Wanda d3c5b958d3 back.rtlil: Opportunistically trim zero and sign extension on operands. 
Fixes #1148.
 2024-04-04 01:55:35 +00:00
Wanda 2d59242bf7 back.rtlil: refactor to use intermediate structures. 
Fixes #1100.
 2024-04-04 00:58:39 +00:00