diff options
Diffstat (limited to 'techlibs/nexus/synth_nexus.cc')
| -rw-r--r-- | techlibs/nexus/synth_nexus.cc | 33 |
1 files changed, 12 insertions, 21 deletions
diff --git a/techlibs/nexus/synth_nexus.cc b/techlibs/nexus/synth_nexus.cc index 03bff0649..6fd15ba55 100644 --- a/techlibs/nexus/synth_nexus.cc +++ b/techlibs/nexus/synth_nexus.cc @@ -296,33 +296,24 @@ struct SynthNexusPass : public ScriptPass run("opt_clean"); } - if (!nolram && check_label("map_lram", "(skip if -nolram)")) + if (check_label("map_ram")) { - run("memory_bram -rules +/nexus/lrams.txt"); - run("setundef -zero -params t:$__NX_PDPSC512K"); - run("techmap -map +/nexus/lrams_map.v"); - } - - if (!nobram && check_label("map_bram", "(skip if -nobram)")) - { - run("memory_bram -rules +/nexus/brams.txt"); - run("setundef -zero -params t:$__NX_PDP16K"); - run("techmap -map +/nexus/brams_map.v"); - } - - if (!nolutram && check_label("map_lutram", "(skip if -nolutram)")) - { - run("memory_bram -rules +/nexus/lutrams.txt"); - run("setundef -zero -params t:$__NEXUS_DPR16X4"); - run("techmap -map +/nexus/lutrams_map.v"); + std::string args = ""; + args += " -no-auto-huge"; + if (nobram) + args += " -no-auto-block"; + if (nolutram) + args += " -no-auto-distributed"; + if (help_mode) + args += " [-no-auto-block] [-no-auto-distributed]"; + run("memory_libmap -lib +/nexus/lutrams.txt -lib +/nexus/brams.txt -lib +/nexus/lrams.txt" + args, "(-no-auto-block if -nobram, -no-auto-distributed if -nolutram)"); + run("techmap -map +/nexus/lutrams_map.v -map +/nexus/brams_map.v -map +/nexus/lrams_map.v"); } if (check_label("map_ffram")) { run("opt -fast -mux_undef -undriven -fine"); - run("memory_map -iattr -attr !ram_block -attr !rom_block -attr logic_block " - "-attr syn_ramstyle=auto -attr syn_ramstyle=registers " - "-attr syn_romstyle=auto -attr syn_romstyle=logic"); + run("memory_map"); run("opt -undriven -fine"); } |