From 3b6d9c952a45292c93de19040868c2c2ae562f26 Mon Sep 17 00:00:00 2001 From: David Shah Date: Tue, 10 Dec 2019 11:31:08 +0000 Subject: router2: special case improvement Signed-off-by: David Shah --- common/router2.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'common/router2.cc') diff --git a/common/router2.cc b/common/router2.cc index 533cee33..5f3ebeea 100644 --- a/common/router2.cc +++ b/common/router2.cc @@ -434,7 +434,7 @@ struct Router2 // This could also be used to speed up forwards routing by a hybrid // bidirectional approach int backwards_iter = 0; - int backwards_limit = 10; + int backwards_limit = ctx->getBelGlobalBuf(net->driver.cell->bel) ? 20000 : 15; t.backwards_pip.clear(); t.backwards_queue.push(dst_wire); while (!t.backwards_queue.empty() && backwards_iter < backwards_limit) { -- cgit v1.2.3