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Merge pull request #1061 from YosysHQ/eddie/techmap_and_arith_map 

Execute techmap and arith_map simultaneously
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Eddie Hung 2019-06-03 20:23:37 -07:00 committed by GitHub
parent 36120fcc30 02973474df
commit 1217e47e83
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 6 deletions
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11
techlibs/xilinx/synth_xilinx.cc
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@ -229,11 +229,6 @@ struct SynthXilinxPass : public ScriptPass
run("dff2dffe"); run("dff2dffe");
run("opt -full"); run("opt -full");
if (!vpr || help_mode)
run("techmap -map +/xilinx/arith_map.v");
else
run("techmap -map +/xilinx/arith_map.v -D _EXPLICIT_CARRY");
if (!nosrl || help_mode) { if (!nosrl || help_mode) {
// shregmap operates on bit-level flops, not word-level, // shregmap operates on bit-level flops, not word-level,
// so break those down here // so break those down here
@ -242,7 +237,11 @@ struct SynthXilinxPass : public ScriptPass
run("shregmap -tech xilinx -minlen 3", "(skip if '-nosrl')"); run("shregmap -tech xilinx -minlen 3", "(skip if '-nosrl')");
} }
run("techmap"); if (!vpr || help_mode)
run("techmap -map +/techmap.v -map +/xilinx/arith_map.v");
else
run("techmap -map +/techmap.v +/xilinx/arith_map.v -D _EXPLICIT_CARRY");
run("opt -fast"); run("opt -fast");
} }