diff options
Diffstat (limited to 'techlibs/ecp5')
| -rw-r--r-- | techlibs/ecp5/Makefile.inc | 4 | ||||
| -rw-r--r-- | techlibs/ecp5/lutram.txt (renamed from techlibs/ecp5/dram.txt) | 0 | ||||
| -rw-r--r-- | techlibs/ecp5/lutrams_map.v (renamed from techlibs/ecp5/drams_map.v) | 0 | ||||
| -rw-r--r-- | techlibs/ecp5/synth_ecp5.cc | 30 |
4 files changed, 19 insertions, 15 deletions
diff --git a/techlibs/ecp5/Makefile.inc b/techlibs/ecp5/Makefile.inc index ff39ba4fe..73e18112f 100644 --- a/techlibs/ecp5/Makefile.inc +++ b/techlibs/ecp5/Makefile.inc @@ -4,8 +4,8 @@ OBJS += techlibs/ecp5/synth_ecp5.o techlibs/ecp5/ecp5_ffinit.o $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/cells_map.v)) $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/cells_sim.v)) $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/cells_bb.v)) -$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/drams_map.v)) -$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/dram.txt)) +$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/lutrams_map.v)) +$(eval $(call add_share_file,share/ecp5,techlibs/ecp5/lutram.txt)) $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/brams_map.v)) $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/bram.txt)) $(eval $(call add_share_file,share/ecp5,techlibs/ecp5/arith_map.v)) diff --git a/techlibs/ecp5/dram.txt b/techlibs/ecp5/lutram.txt index b94357429..b94357429 100644 --- a/techlibs/ecp5/dram.txt +++ b/techlibs/ecp5/lutram.txt diff --git a/techlibs/ecp5/drams_map.v b/techlibs/ecp5/lutrams_map.v index 3b3de831f..3b3de831f 100644 --- a/techlibs/ecp5/drams_map.v +++ b/techlibs/ecp5/lutrams_map.v diff --git a/techlibs/ecp5/synth_ecp5.cc b/techlibs/ecp5/synth_ecp5.cc index 9f409ca51..143d1f95c 100644 --- a/techlibs/ecp5/synth_ecp5.cc +++ b/techlibs/ecp5/synth_ecp5.cc @@ -71,10 +71,10 @@ struct SynthEcp5Pass : public ScriptPass log(" do not use flipflops with CE in output netlist\n"); log("\n"); log(" -nobram\n"); - log(" do not use BRAM cells in output netlist\n"); + log(" do not use block RAM cells in output netlist\n"); log("\n"); - log(" -nodram\n"); - log(" do not use distributed RAM cells in output netlist\n"); + log(" -nolutram\n"); + log(" do not use LUT RAM cells in output netlist\n"); log("\n"); log(" -nowidelut\n"); log(" do not use PFU muxes to implement LUTs larger than LUT4s\n"); @@ -96,7 +96,7 @@ struct SynthEcp5Pass : public ScriptPass } string top_opt, blif_file, edif_file, json_file; - bool noccu2, nodffe, nobram, nodram, nowidelut, flatten, retime, abc2, abc9, vpr; + bool noccu2, nodffe, nobram, nolutram, nowidelut, flatten, retime, abc2, abc9, vpr; void clear_flags() YS_OVERRIDE { @@ -107,7 +107,7 @@ struct SynthEcp5Pass : public ScriptPass noccu2 = false; nodffe = false; nobram = false; - nodram = false; + nolutram = false; nowidelut = false; flatten = true; retime = false; @@ -172,11 +172,11 @@ struct SynthEcp5Pass : public ScriptPass nobram = true; continue; } - if (args[argidx] == "-nodram") { - nodram = true; + if (args[argidx] == "-nolutram" || /*deprecated alias*/ args[argidx] == "-nodram") { + nolutram = true; continue; } - if (args[argidx] == "-nowidelut" || args[argidx] == "-nomux") { + if (args[argidx] == "-nowidelut" || /*deprecated alias*/ args[argidx] == "-nomux") { nowidelut = true; continue; } @@ -231,23 +231,27 @@ struct SynthEcp5Pass : public ScriptPass run("synth -run coarse"); } - if (!nobram && check_label("bram", "(skip if -nobram)")) + if (!nobram && check_label("map_bram", "(skip if -nobram)")) { run("memory_bram -rules +/ecp5/bram.txt"); run("techmap -map +/ecp5/brams_map.v"); } - if (!nodram && check_label("dram", "(skip if -nodram)")) + if (!nolutram && check_label("map_lutram", "(skip if -nolutram)")) { - run("memory_bram -rules +/ecp5/dram.txt"); - run("techmap -map +/ecp5/drams_map.v"); + run("memory_bram -rules +/ecp5/lutram.txt"); + run("techmap -map +/ecp5/lutrams_map.v"); } - 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")) + { if (noccu2) run("techmap"); else |