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| author | David Shah <dave@ds0.me> | 2019-02-09 19:27:52 +0000 |
|---|---|---|
| committer | David Shah <dave@ds0.me> | 2019-02-09 19:27:52 +0000 |
| commit | 054be887aeb7cc4dee1c7191adeff87fda3f1fb3 (patch) | |
| tree | 028d9a81e13afc63e00d4c1343c167c9b61f620e /ice40 | |
| parent | a520b38424531e83ef47d2c37aab17a2bc764765 (diff) | |
| download | nextpnr-054be887aeb7cc4dee1c7191adeff87fda3f1fb3.tar.gz nextpnr-054be887aeb7cc4dee1c7191adeff87fda3f1fb3.tar.bz2 nextpnr-054be887aeb7cc4dee1c7191adeff87fda3f1fb3.zip | |
ice40: PLLs can't conflict with themselves
Fixes error building testcase from #145
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'ice40')
| -rw-r--r-- | ice40/pack.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ice40/pack.cc b/ice40/pack.cc index 6b3ddefc..c22c4e8c 100644 --- a/ice40/pack.cc +++ b/ice40/pack.cc @@ -770,6 +770,8 @@ static void place_plls(Context *ctx) io_cell->name.c_str(ctx)); if (pll_used_bels.count(found_bel)) { CellInfo *conflict_cell = pll_used_bels.at(found_bel); + if (conflict_cell == ci) + continue; log_error("PLL '%s' PACKAGEPIN forces it to BEL %s but BEL is already assigned to PLL '%s'\n", ci->name.c_str(ctx), ctx->getBelName(found_bel).c_str(ctx), conflict_cell->name.c_str(ctx)); } |