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abc9_ops/write_xaiger: update doc

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This commit is contained in:
Eddie Hung 2020-01-14 12:40:36 -08:00
parent 468386d67d
commit 654247abe9
2 changed files with 15 additions and 1 deletions
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3
backends/aiger/xaiger.cc
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@ -740,7 +740,8 @@ struct XAigerBackend : public Backend {
log("Write the top module (according to the (* top *) attribute or if only one module\n"); log("Write the top module (according to the (* top *) attribute or if only one module\n");
log("is currently selected) to an XAIGER file. Any non $_NOT_, $_AND_, $_ABC9_FF_, or"); log("is currently selected) to an XAIGER file. Any non $_NOT_, $_AND_, $_ABC9_FF_, or");
log("non (* abc9_box_id *) cells will be converted into psuedo-inputs and\n"); log("non (* abc9_box_id *) cells will be converted into psuedo-inputs and\n");
log("pseudo-outputs.\n"); log("pseudo-outputs. Whitebox contents will be taken from the '<module-name>$holes'\n");
log("module, if it exists.\n");
log("\n"); log("\n");
log(" -ascii\n"); log(" -ascii\n");
log(" write ASCII version of AIGER format\n"); log(" write ASCII version of AIGER format\n");

13
passes/techmap/abc9_ops.cc
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@ -739,6 +739,19 @@ struct Abc9OpsPass : public Pass {
log(" '<module-name>$holes' module that contains the logic behaviour of ABC9\n"); log(" '<module-name>$holes' module that contains the logic behaviour of ABC9\n");
log(" whiteboxes.\n"); log(" whiteboxes.\n");
log("\n"); log("\n");
log(" -dff\n");
log(" consider flop cells (those instantiating modules marked with (* abc9_flop *)\n");
log(" during -prep_xaiger.\n");
log("\n");
log(" -prep_dff\n");
log(" compute the clock domain and initial value of each flop in the design.\n");
log(" process the '$holes' module to support clock-enable functionality.\n");
log("\n");
log(" -reintegrate\n");
log(" for each selected module, re-intergrate the module '<module-name>$abc9'\n");
log(" by first recovering ABC9 boxes, and then stitching in the remaining primary\n");
log(" inputs and outputs.\n");
log("\n");
} }
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{ {