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Use new pmux2shiftx from #944, remove my old attempt

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This commit is contained in:
Eddie Hung 2019-04-21 14:16:34 -07:00
parent 98781acf84
commit d99422411f
4 changed files with 8 additions and 137 deletions
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11
techlibs/xilinx/synth_xilinx.cc
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@ -112,9 +112,11 @@ struct SynthXilinxPass : public Pass
log(" memory_map\n");
log(" dffsr2dff\n");
log(" dff2dffe\n");
log(" opt -full\n");
log(" simplemap t:$dff t:$dffe (without '-nosrl' only)\n");
log(" pmux2shiftx (without '-nosrl' only)\n");
log(" opt_expr -mux_undef (without '-nosrl' only)\n");
log(" shregmap -tech xilinx -minlen 3 (without '-nosrl' only)\n");
log(" opt -full\n");
log(" techmap -map +/techmap.v -map +/xilinx/arith_map.v\n");
log(" opt -fast\n");
log("\n");
@ -261,17 +263,20 @@ struct SynthXilinxPass : public Pass
if (check_label(active, run_from, run_to, "fine"))
{
Pass::call(design, "opt -fast -full");
Pass::call(design, "opt -fast");
Pass::call(design, "memory_map");
Pass::call(design, "dffsr2dff");
Pass::call(design, "dff2dffe");
Pass::call(design, "opt -full");
if (!nosrl) {
Pass::call(design, "simplemap t:$dff t:$dffe");
Pass::call(design, "pmux2shiftx");
Pass::call(design, "opt_expr -mux_undef");
Pass::call(design, "shregmap -tech xilinx -minlen 3");
}
Pass::call(design, "opt -full");
if (vpr) {
Pass::call(design, "techmap -map +/techmap.v -map +/xilinx/arith_map.v -D _EXPLICIT_CARRY");
} else {