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Revert "ice40, ecp5: enable ABC9 by default"

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Lofty 2023-11-03 14:52:52 +00:00 • committed by GitHub
parent deebb82e85
commit b8b47f7c6c
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 16 additions and 28 deletions
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12
techlibs/ecp5/synth_ecp5.cc
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@ -93,8 +93,8 @@ struct SynthEcp5Pass : public ScriptPass
log(" -abc2\n");
log(" run two passes of 'abc' for slightly improved logic density\n");
log("\n");
log(" -noabc9\n");
log(" disable use of new ABC9 flow\n");
log(" -abc9\n");
log(" use new ABC9 flow (EXPERIMENTAL)\n");
log("\n");
log(" -vpr\n");
log(" generate an output netlist (and BLIF file) suitable for VPR\n");
@ -137,7 +137,7 @@ struct SynthEcp5Pass : public ScriptPass
retime = false;
abc2 = false;
vpr = false;
abc9 = true;
abc9 = false;
iopad = false;
nodsp = false;
no_rw_check = false;
@ -224,11 +224,7 @@ struct SynthEcp5Pass : public ScriptPass
continue;
}
if (args[argidx] == "-abc9") {
// removed, ABC9 is on by default.
continue;
}
if (args[argidx] == "-noabc9") {
abc9 = false;
abc9 = true;
continue;
}
if (args[argidx] == "-iopad") {

12
techlibs/ice40/synth_ice40.cc
View file

@ -106,8 +106,8 @@ struct SynthIce40Pass : public ScriptPass
log(" generate an output netlist (and BLIF file) suitable for VPR\n");
log(" (this feature is experimental and incomplete)\n");
log("\n");
log(" -noabc9\n");
log(" disable use of new ABC9 flow\n");
log(" -abc9\n");
log(" use new ABC9 flow (EXPERIMENTAL)\n");
log("\n");
log(" -flowmap\n");
log(" use FlowMap LUT techmapping instead of abc (EXPERIMENTAL)\n");
@ -144,7 +144,7 @@ struct SynthIce40Pass : public ScriptPass
noabc = false;
abc2 = false;
vpr = false;
abc9 = true;
abc9 = false;
flowmap = false;
device_opt = "hx";
no_rw_check = false;
@ -235,11 +235,7 @@ struct SynthIce40Pass : public ScriptPass
continue;
}
if (args[argidx] == "-abc9") {
// removed, ABC9 is on by default.
continue;
}
if (args[argidx] == "-noabc9") {
abc9 = false;
abc9 = true;
continue;
}
if (args[argidx] == "-dff") {