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author | N. Engelhardt <nak@symbioticeda.com> | 2020-01-03 12:28:48 +0100 |
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committer | N. Engelhardt <nak@symbioticeda.com> | 2020-01-03 12:28:48 +0100 |
commit | 341fd872b59e8f95aa14afd9f17225d2c03a4283 (patch) | |
tree | 21802e73ca767d124971d43d3f78d9f4cf7d62e2 /techlibs/efinix/synth_efinix.cc | |
parent | c8bc1793a4e8230c29fca4a34862414e8ab8722b (diff) | |
parent | f8d5920a7e61f78873b7bf49dd7e8f3a83f7adf3 (diff) | |
download | yosys-341fd872b59e8f95aa14afd9f17225d2c03a4283.tar.gz yosys-341fd872b59e8f95aa14afd9f17225d2c03a4283.tar.bz2 yosys-341fd872b59e8f95aa14afd9f17225d2c03a4283.zip |
Merge branch 'master' of https://github.com/YosysHQ/yosys into abc_scratchpad_script
Diffstat (limited to 'techlibs/efinix/synth_efinix.cc')
-rw-r--r-- | techlibs/efinix/synth_efinix.cc | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/techlibs/efinix/synth_efinix.cc b/techlibs/efinix/synth_efinix.cc index 26a8d4eda..0efd91708 100644 --- a/techlibs/efinix/synth_efinix.cc +++ b/techlibs/efinix/synth_efinix.cc @@ -58,7 +58,10 @@ struct SynthEfinixPass : 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(" -nobram\n"); + log(" do not use EFX_RAM_5K cells in output netlist\n"); log("\n"); log("\n"); log("The following commands are executed by this synthesis command:\n"); @@ -67,7 +70,7 @@ struct SynthEfinixPass : public ScriptPass } string top_opt, edif_file, json_file; - bool flatten, retime; + bool flatten, retime, nobram; void clear_flags() YS_OVERRIDE { @@ -76,6 +79,7 @@ struct SynthEfinixPass : public ScriptPass json_file = ""; flatten = true; retime = false; + nobram = false; } void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE @@ -114,6 +118,10 @@ struct SynthEfinixPass : public ScriptPass retime = true; continue; } + if (args[argidx] == "-nobram") { + nobram = true; + continue; + } break; } extra_args(args, argidx, design); @@ -150,21 +158,25 @@ struct SynthEfinixPass : public ScriptPass run("synth -run coarse"); } - if (check_label("map_bram", "(skip if -nobram)")) + if (!nobram || check_label("map_bram", "(skip if -nobram)")) { - run("memory_bram -rules +/efinix/bram.txt"); + run("memory_bram -rules +/efinix/brams.txt"); run("techmap -map +/efinix/brams_map.v"); run("setundef -zero -params t:EFX_RAM_5K"); } - if (check_label("fine")) + if (check_label("map_ffram")) { run("opt -fast -mux_undef -undriven -fine"); run("memory_map"); run("opt -undriven -fine"); + } + + if (check_label("map_gates")) + { run("techmap -map +/techmap.v -map +/efinix/arith_map.v"); if (retime || help_mode) - run("abc -dff", "(only if -retime)"); + run("abc -dff -D 1", "(only if -retime)"); } if (check_label("map_ffs")) @@ -194,7 +206,7 @@ struct SynthEfinixPass : public ScriptPass run("efinix_fixcarry"); run("clean"); } - + if (check_label("check")) { run("hierarchy -check"); |