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abc: add helper script files option

This commit is contained in:
phsauter 2024-09-19 18:06:42 +02:00 committed by Philippe Sauter
parent 81d4405652
commit 8231c0b85f
1 changed files with 44 additions and 3 deletions
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47
passes/techmap/abc.cc
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@ -56,6 +56,7 @@
#include <sstream>
#include <climits>
#include <vector>
#include <filesystem>
#ifndef _WIN32
# include <unistd.h>
@ -711,7 +712,7 @@ void substitute(std::string &str, const std::string &placeholder, const std::str
}
void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::string script_file, std::string exe_file, std::string exe_flags,
std::string input_file, std::string output_file, std::vector<std::string> &liberty_files, std::vector<std::string> &genlib_files,
std::string input_file, std::string output_file, std::vector<std::string> &helper_files, std::vector<std::string> &liberty_files, std::vector<std::string> &genlib_files,
std::string constr_file, bool cleanup, vector<int> lut_costs, bool dff_mode, std::string clk_str, bool keepff, std::string delay_target,
std::string sop_inputs, std::string sop_products, std::string lutin_shared, bool fast_mode,
const std::vector<RTLIL::Cell*> &cells, bool show_tempdir, bool sop_mode, bool abc_dress, std::vector<std::string> &dont_use_cells,
@ -842,6 +843,41 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
fprintf(f, "%s\n", abc_script.c_str());
fclose(f);
for (const std::string &hfile : helper_files) {
std::ifstream fstream(hfile);
if (!fstream) {
std::cerr << "Error: Unable to open file " << hfile << std::endl;
continue;
}
std::string hscript((std::istreambuf_iterator<char>(fstream)),
std::istreambuf_iterator<char>());
fstream.close();
// Substitute placeholders
substitute(hscript, "{D}", delay_target);
substitute(hscript, "{I}", sop_inputs);
substitute(hscript, "{P}", sop_products);
substitute(hscript, "{S}", lutin_shared);
substitute(hscript, "{tmpdir}", tempdir_name.c_str());
substitute(hscript, "{input}", input_file.c_str());
substitute(hscript, "{output}", output_file.c_str());
// Get filename only (strip the directory path)
std::string filename = std::filesystem::path(hfile).filename().string();
// Write to tempdir
std::string hpath = tempdir_name + "/" + filename;
std::ofstream tmp_hstream(hpath);
if (!tmp_hstream) {
std::cerr << "Error: Unable to write tmpfile" << hpath << std::endl;
continue;
}
tmp_hstream << hscript;
tmp_hstream.close();
}
// parse clock domain
if (clk_str != "$")
{
@ -1713,6 +1749,7 @@ struct AbcPass : public Pass {
std::string input_file = "input.blif";
std::string output_file = "output.blif";
std::string exe_flags = "-s -f";
std::vector<std::string> helper_files;
std::string delay_target, sop_inputs, sop_products, lutin_shared = "-S 1";
bool fast_mode = false, dff_mode = false, keepff = false, cleanup = true;
bool show_tempdir = false, sop_mode = false;
@ -1798,6 +1835,10 @@ struct AbcPass : public Pass {
liberty_files.push_back(args[++argidx]);
continue;
}
if (arg == "-helper" && argidx+1 < args.size()) {
helper_files.push_back(args[++argidx]);
continue;
}
if (arg == "-dont_use" && argidx+1 < args.size()) {
dont_use_cells.push_back(args[++argidx]);
continue;
@ -2116,7 +2157,7 @@ struct AbcPass : public Pass {
initvals.set(&assign_map, mod);
if (!dff_mode || !clk_str.empty()) {
abc_module(design, mod, script_file, exe_file, exe_flags, input_file, output_file, liberty_files, genlib_files, constr_file, cleanup, lut_costs, dff_mode, clk_str, keepff,
abc_module(design, mod, script_file, exe_file, exe_flags, input_file, output_file, helper_files, liberty_files, genlib_files, constr_file, cleanup, lut_costs, dff_mode, clk_str, keepff,
delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, mod->selected_cells(), show_tempdir, sop_mode, abc_dress, dont_use_cells, custom_flow);
continue;
}
@ -2278,7 +2319,7 @@ struct AbcPass : public Pass {
arst_sig = assign_map(std::get<5>(it.first));
srst_polarity = std::get<6>(it.first);
srst_sig = assign_map(std::get<7>(it.first));
abc_module(design, mod, script_file, exe_file, exe_flags, input_file, output_file, liberty_files, genlib_files, constr_file, cleanup, lut_costs, !clk_sig.empty(), "$", keepff,
abc_module(design, mod, script_file, exe_file, exe_flags, input_file, output_file, helper_files, liberty_files, genlib_files, constr_file, cleanup, lut_costs, !clk_sig.empty(), "$", keepff,
delay_target, sop_inputs, sop_products, lutin_shared, fast_mode, it.second, show_tempdir, sop_mode, abc_dress, dont_use_cells, custom_flow);
assign_map.set(mod);
}