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ecp5: do not map FFRAM if explicitly requested otherwise.

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This commit is contained in:
whitequark 2020-01-01 10:11:35 +00:00
parent ebee746ad2
commit 763401fc82
2 changed files with 65 additions and 17 deletions
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4
techlibs/ecp5/synth_ecp5.cc
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@ -279,7 +279,9 @@ struct SynthEcp5Pass : public ScriptPass
if (check_label("map_ffram"))
{
run("opt -fast -mux_undef -undriven -fine");
run("memory_map");
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("opt -undriven -fine");
}