mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-07-30 16:03:17 +00:00
Code Activity

abc9: cleanup

Browse source
This commit is contained in:
Eddie Hung 2020-01-11 08:42:58 -08:00
parent 4e396ee7a3
commit 784fec93c9
3 changed files with 38 additions and 45 deletions
Download patch file Download diff file Expand all files Collapse all files

15
passes/techmap/abc9_exe.cc
View file

@ -289,10 +289,12 @@ struct Abc9ExePass : public Pass {
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" abc9_exe [options] [selection]\n");
log(" abc9_exe [options]\n");
log("\n");
log("This pass uses the ABC tool [1] for technology mapping of yosys's internal gate\n");
log("library to a target architecture.\n");
log(" \n");
log("This pass uses the ABC tool [1] for technology mapping of the top module\n");
log("(according to the (* top *) attribute or if only one module is currently selected)\n");
log("to a target FPGA architecture.\n");
log("\n");
log(" -exe <command>\n");
#ifdef ABCEXTERNAL
@ -311,18 +313,11 @@ struct Abc9ExePass : public Pass {
log(" replaced with blanks before the string is passed to ABC.\n");
log("\n");
log(" if no -script parameter is given, the following scripts are used:\n");
log("\n");
log(" for -lut/-luts (only one LUT size):\n");
log("%s\n", fold_abc9_cmd(ABC_COMMAND_LUT /*"; lutpack {S}"*/).c_str());
log("\n");
log(" for -lut/-luts (different LUT sizes):\n");
log("%s\n", fold_abc9_cmd(ABC_COMMAND_LUT).c_str());
log("\n");
log(" -fast\n");
log(" use different default scripts that are slightly faster (at the cost\n");
log(" of output quality):\n");
log("\n");
log(" for -lut/-luts:\n");
log("%s\n", fold_abc9_cmd(ABC_FAST_COMMAND_LUT).c_str());
log("\n");
log(" -D <picoseconds>\n");