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Disable assign_budget() after placement legalisation, unless slack redist

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This commit is contained in:
Eddie Hung 2018-08-08 07:58:01 -07:00
parent acd2a92b03
commit d21e5a4b10
1 changed files with 4 additions and 1 deletions
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5
common/placer1.cc
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@ -236,7 +236,10 @@ class SAPlacer
temp = post_legalise_temp; temp = post_legalise_temp;
diameter *= post_legalise_dia_scale; diameter *= post_legalise_dia_scale;
ctx->shuffle(autoplaced); ctx->shuffle(autoplaced);
assign_budget(ctx);
// Legalisation is a big change so force a slack redistribution here
if (ctx->slack_redist_iter > 0)
assign_budget(ctx, true /* quiet */);
} else if (ctx->slack_redist_iter > 0 && iter % ctx->slack_redist_iter == 0) { } else if (ctx->slack_redist_iter > 0 && iter % ctx->slack_redist_iter == 0) {
assign_budget(ctx, true /* quiet */); assign_budget(ctx, true /* quiet */);
} }