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Gowin. BUGFIX. Fix placement checks #1344

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merged 1 commit into from
Jul 29, 2024

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@yrabbit yrabbit commented Jul 29, 2024

It was not taken into account that there are only 6 ALUs per cell. As a result, on complex designs where ALUs and LUT-based memory are involved and there are many LUTs (like in the RISCV emulator), there were sometimes false positives about placement conflicts.

It was not taken into account that there are only 6 ALUs per cell. As a
result, on complex designs where ALUs and LUT-based memory are involved
and there are many LUTs (like in the RISCV emulator), there were
sometimes false positives about placement conflicts.

Signed-off-by: YRabbit <[email protected]>
@Ravenslofty Ravenslofty merged commit f17caa2 into YosysHQ:master Jul 29, 2024
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@yrabbit yrabbit deleted the placement-fix branch July 29, 2024 10:49
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2 participants