From aa6d06c1b5b0083096ad547b0ad2600fcdc854f4 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Mon, 30 Dec 2019 12:09:53 -0800 Subject: Revert "Revert "synth_* with -retime option now calls abc with -D 1 as well"" This reverts commit 6008bb7002f874e5c748eaa2050e7b6c17b32745. --- techlibs/ice40/synth_ice40.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'techlibs/ice40/synth_ice40.cc') diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index ed7a16c08..fe1228165 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -316,7 +316,7 @@ struct SynthIce40Pass : public ScriptPass run("techmap -map +/techmap.v -map +/ice40/arith_map.v"); } if (retime || help_mode) - run(abc + " -dff", "(only if -retime)"); + run(abc + " -dff -D 1", "(only if -retime)"); run("ice40_opt"); } -- cgit v1.2.3 From 79448f9be035c88589b4e9c0de6b2bdc5acbd4df Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Mon, 30 Dec 2019 12:11:45 -0800 Subject: Update doc that "-retime" calls abc with "-dff -D 1" --- techlibs/ice40/synth_ice40.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'techlibs/ice40/synth_ice40.cc') diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index fe1228165..463c2063a 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -65,7 +65,7 @@ struct SynthIce40Pass : public ScriptPass log(" do not flatten design before synthesis\n"); log("\n"); log(" -retime\n"); - log(" run 'abc' with -dff option\n"); + log(" run 'abc' with '-dff -D 1' options\n"); log("\n"); log(" -nocarry\n"); log(" do not use SB_CARRY cells in output netlist\n"); -- cgit v1.2.3