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https://github.com/YosysHQ/yosys
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Merge commit 'ab316c14d2' into abc-liberty-args
This commit is contained in:
Tianji Liu
commit
f8a50e7174
371 changed files with 15324 additions and 3587 deletions
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@ -43,7 +43,7 @@
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#include "kernel/register.h"
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#include "kernel/sigtools.h"
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#include "kernel/celltypes.h"
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#include "kernel/newcelltypes.h"
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#include "kernel/ffinit.h"
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#include "kernel/ff.h"
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#include "kernel/cost.h"
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@ -63,13 +63,19 @@
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# include <fcntl.h>
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# include <spawn.h>
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# include <sys/wait.h>
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# include <sys/stat.h>
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#endif
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#ifndef _WIN32
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# include <unistd.h>
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# include <dirent.h>
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# include <sys/stat.h>
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#endif
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#if defined(__wasm)
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#include <wasi/libc.h>
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#endif
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#include "frontends/blif/blifparse.h"
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#include "liberty_cache.h"
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#ifdef YOSYS_LINK_ABC
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namespace abc {
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@ -130,7 +136,6 @@ struct AbcConfig
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std::string delay_target;
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std::string sop_inputs;
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std::string sop_products;
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std::string lutin_shared;
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std::vector<std::string> dont_use_cells;
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bool cleanup = true;
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bool keepff = false;
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@ -292,6 +297,8 @@ struct RunAbcState {
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bool err = false;
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DeferredLogs logs;
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dict<int, std::string> pi_map, po_map;
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std::string abc_script;
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std::string dont_use_args;
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RunAbcState(const AbcConfig &config) : config(config) {}
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void run(ConcurrentStack<AbcProcess> &process_pool);
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@ -1016,89 +1023,95 @@ void AbcModuleState::prepare_module(RTLIL::Design *design, RTLIL::Module *module
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log_header(design, "Extracting gate netlist of module `%s' to `%s/input.blif'..\n",
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module->name.c_str(), replace_tempdir(run_abc.per_run_tempdir_name, config.global_tempdir_name, run_abc.per_run_tempdir_name, config.show_tempdir).c_str());
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std::string abc_script = stringf("read_blif \"%s/input.blif\"; ", run_abc.per_run_tempdir_name);
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run_abc.abc_script = stringf("read_blif \"%s/input.blif\"; ", run_abc.per_run_tempdir_name);
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if (!config.liberty_files.empty() || !config.genlib_files.empty()) {
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std::string dont_use_args;
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run_abc.dont_use_args = "";
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for (std::string dont_use_cell : config.dont_use_cells) {
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dont_use_args += stringf("-X \"%s\" ", dont_use_cell);
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run_abc.dont_use_args += stringf("-X \"%s\" ", dont_use_cell);
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}
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bool first_lib = true;
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for (std::string liberty_file : config.liberty_files) {
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abc_script += stringf("read_lib %s %s %s -w \"%s\" ; ", dont_use_args, first_lib ? "" : "-m", config.abc_liberty_args, liberty_file);
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first_lib = false;
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std::string merged_scl = convert_liberty_files_to_merged_scl(config.liberty_files, run_abc.dont_use_args, config.exe_file);
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if (!merged_scl.empty()) {
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run_abc.abc_script += stringf("read_scl \"%s\" ; ", merged_scl.c_str());
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} else if(!config.liberty_files.empty()) {
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log_warning("ABC: Merged scl conversion failed, using liberty format\n");
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bool first_lib = true;
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for (std::string liberty_file : config.liberty_files) {
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run_abc.abc_script += stringf("read_lib %s %s %s -w \"%s\" ; ", run_abc.dont_use_args, first_lib ? "" : "-m", config.abc_liberty_args, liberty_file);
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first_lib = false;
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}
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}
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for (std::string liberty_file : config.genlib_files)
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abc_script += stringf("read_library \"%s\"; ", liberty_file);
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run_abc.abc_script += stringf("read_library \"%s\"; ", liberty_file);
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if (!config.constr_file.empty())
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abc_script += stringf("read_constr -v \"%s\"; ", config.constr_file);
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run_abc.abc_script += stringf("read_constr -v \"%s\"; ", config.constr_file);
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} else
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if (!config.lut_costs.empty())
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abc_script += stringf("read_lut %s/lutdefs.txt; ", config.global_tempdir_name);
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run_abc.abc_script += stringf("read_lut %s/lutdefs.txt; ", config.global_tempdir_name);
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else
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abc_script += stringf("read_library %s/stdcells.genlib; ", config.global_tempdir_name);
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run_abc.abc_script += stringf("read_library %s/stdcells.genlib; ", config.global_tempdir_name);
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if (!config.script_file.empty()) {
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const std::string &script_file = config.script_file;
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if (script_file[0] == '+') {
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for (size_t i = 1; i < script_file.size(); i++)
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if (script_file[i] == '\'')
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abc_script += "'\\''";
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run_abc.abc_script += "'\\''";
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else if (script_file[i] == ',')
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abc_script += " ";
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run_abc.abc_script += " ";
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else
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abc_script += script_file[i];
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run_abc.abc_script += script_file[i];
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} else
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abc_script += stringf("source %s", script_file);
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run_abc.abc_script += stringf("source %s", script_file);
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} else if (!config.lut_costs.empty()) {
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bool all_luts_cost_same = true;
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for (int this_cost : config.lut_costs)
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if (this_cost != config.lut_costs.front())
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all_luts_cost_same = false;
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abc_script += config.fast_mode ? ABC_FAST_COMMAND_LUT : ABC_COMMAND_LUT;
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run_abc.abc_script += config.fast_mode ? ABC_FAST_COMMAND_LUT : ABC_COMMAND_LUT;
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if (all_luts_cost_same && !config.fast_mode)
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abc_script += "; lutpack {S}";
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run_abc.abc_script += "; lutpack -S 1";
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} else if (!config.liberty_files.empty() || !config.genlib_files.empty())
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abc_script += config.constr_file.empty() ?
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run_abc.abc_script += config.constr_file.empty() ?
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(config.fast_mode ? ABC_FAST_COMMAND_LIB : ABC_COMMAND_LIB) : (config.fast_mode ? ABC_FAST_COMMAND_CTR : ABC_COMMAND_CTR);
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else if (config.sop_mode)
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abc_script += config.fast_mode ? ABC_FAST_COMMAND_SOP : ABC_COMMAND_SOP;
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run_abc.abc_script += config.fast_mode ? ABC_FAST_COMMAND_SOP : ABC_COMMAND_SOP;
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else
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abc_script += config.fast_mode ? ABC_FAST_COMMAND_DFL : ABC_COMMAND_DFL;
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run_abc.abc_script += config.fast_mode ? ABC_FAST_COMMAND_DFL : ABC_COMMAND_DFL;
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if (config.script_file.empty() && !config.delay_target.empty())
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for (size_t pos = abc_script.find("dretime;"); pos != std::string::npos; pos = abc_script.find("dretime;", pos+1))
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abc_script = abc_script.substr(0, pos) + "dretime; retime -o {D};" + abc_script.substr(pos+8);
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for (size_t pos = run_abc.abc_script.find("dretime;"); pos != std::string::npos; pos = run_abc.abc_script.find("dretime;", pos+1))
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run_abc.abc_script = run_abc.abc_script.substr(0, pos) + "dretime; retime -o {D};" + run_abc.abc_script.substr(pos+8);
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for (size_t pos = abc_script.find("{D}"); pos != std::string::npos; pos = abc_script.find("{D}", pos))
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abc_script = abc_script.substr(0, pos) + config.delay_target + abc_script.substr(pos+3);
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for (size_t pos = run_abc.abc_script.find("{D}"); pos != std::string::npos; pos = run_abc.abc_script.find("{D}", pos))
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run_abc.abc_script = run_abc.abc_script.substr(0, pos) + config.delay_target + run_abc.abc_script.substr(pos+3);
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for (size_t pos = abc_script.find("{I}"); pos != std::string::npos; pos = abc_script.find("{I}", pos))
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abc_script = abc_script.substr(0, pos) + config.sop_inputs + abc_script.substr(pos+3);
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for (size_t pos = run_abc.abc_script.find("{I}"); pos != std::string::npos; pos = run_abc.abc_script.find("{I}", pos))
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run_abc.abc_script = run_abc.abc_script.substr(0, pos) + config.sop_inputs + run_abc.abc_script.substr(pos+3);
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for (size_t pos = abc_script.find("{P}"); pos != std::string::npos; pos = abc_script.find("{P}", pos))
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abc_script = abc_script.substr(0, pos) + config.sop_products + abc_script.substr(pos+3);
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for (size_t pos = run_abc.abc_script.find("{P}"); pos != std::string::npos; pos = run_abc.abc_script.find("{P}", pos))
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run_abc.abc_script = run_abc.abc_script.substr(0, pos) + config.sop_products + run_abc.abc_script.substr(pos+3);
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for (size_t pos = abc_script.find("{S}"); pos != std::string::npos; pos = abc_script.find("{S}", pos))
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abc_script = abc_script.substr(0, pos) + config.lutin_shared + abc_script.substr(pos+3);
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if (config.abc_dress)
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abc_script += stringf("; dress \"%s/input.blif\"", run_abc.per_run_tempdir_name);
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abc_script += stringf("; write_blif %s/output.blif", run_abc.per_run_tempdir_name);
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abc_script = add_echos_to_abc_cmd(abc_script);
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run_abc.abc_script += stringf("; dress \"%s/input.blif\"", run_abc.per_run_tempdir_name);
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run_abc.abc_script += stringf("; write_blif %s/output.blif", run_abc.per_run_tempdir_name);
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run_abc.abc_script = add_echos_to_abc_cmd(run_abc.abc_script);
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#if defined(REUSE_YOSYS_ABC_PROCESSES)
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if (config.is_yosys_abc())
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abc_script += "; echo; echo \"YOSYS_ABC_DONE\"\n";
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run_abc.abc_script += "; echo; echo \"YOSYS_ABC_DONE\"\n";
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#endif
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for (size_t i = 0; i+1 < abc_script.size(); i++)
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if (abc_script[i] == ';' && abc_script[i+1] == ' ')
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abc_script[i+1] = '\n';
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for (size_t i = 0; i+1 < run_abc.abc_script.size(); i++)
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if (run_abc.abc_script[i] == ';' && run_abc.abc_script[i+1] == ' ')
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run_abc.abc_script[i+1] = '\n';
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std::string buffer = stringf("%s/abc.script", run_abc.per_run_tempdir_name);
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FILE *f = fopen(buffer.c_str(), "wt");
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if (f == nullptr)
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log_error("Opening %s for writing failed: %s\n", buffer, strerror(errno));
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fprintf(f, "%s\n", abc_script.c_str());
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fprintf(f, "%s\n", run_abc.abc_script.c_str());
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fclose(f);
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if (dff_mode || !clk_str.empty())
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@ -1353,7 +1366,7 @@ void RunAbcState::run(ConcurrentStack<AbcProcess> &)
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logs.log("Extracted %d gates and %d wires to a netlist network with %d inputs and %d outputs.\n",
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count_gates, GetSize(signal_list), count_input, count_output);
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if (count_output == 0) {
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log("Don't call ABC as there is nothing to map.\n");
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logs.log("Don't call ABC as there is nothing to map.\n");
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return;
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}
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int ret;
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@ -1367,13 +1380,13 @@ void RunAbcState::run(ConcurrentStack<AbcProcess> &)
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string temp_stdouterr_name = stringf("%s/stdouterr.txt", per_run_tempdir_name);
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FILE *temp_stdouterr_w = fopen(temp_stdouterr_name.c_str(), "w");
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if (temp_stdouterr_w == NULL)
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log_error("ABC: cannot open a temporary file for output redirection");
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logs.log_error("ABC: cannot open a temporary file for output redirection");
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fflush(stdout);
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fflush(stderr);
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FILE *old_stdout = fopen(temp_stdouterr_name.c_str(), "r"); // need any fd for renumbering
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FILE *old_stderr = fopen(temp_stdouterr_name.c_str(), "r"); // need any fd for renumbering
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#if defined(__wasm)
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#define fd_renumber(from, to) (void)__wasi_fd_renumber(from, to)
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#define fd_renumber(from, to) (void)__wasilibc_fd_renumber(from, to)
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#else
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#define fd_renumber(from, to) dup2(from, to)
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#endif
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@ -1412,10 +1425,10 @@ void RunAbcState::run(ConcurrentStack<AbcProcess> &)
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if (std::optional<AbcProcess> process_opt = process_pool.try_pop_back()) {
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process = std::move(process_opt.value());
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} else if (std::optional<AbcProcess> process_opt = spawn_abc(config.exe_file.c_str(), logs)) {
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process = std::move(process_opt.value());
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} else {
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return;
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}
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process = std::move(process_opt.value());
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} else {
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return;
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}
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std::string cmd = stringf(
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"empty\n"
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"source %s\n", tmp_script_name);
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@ -1880,7 +1893,7 @@ struct AbcPass : public Pass {
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log("%s\n", fold_abc_cmd(ABC_COMMAND_CTR));
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log("\n");
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log(" for -lut/-luts (only one LUT size):\n");
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log("%s\n", fold_abc_cmd(ABC_COMMAND_LUT "; lutpack {S}"));
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log("%s\n", fold_abc_cmd(ABC_COMMAND_LUT "; lutpack -S 1"));
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log("\n");
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log(" for -lut/-luts (different LUT sizes):\n");
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log("%s\n", fold_abc_cmd(ABC_COMMAND_LUT));
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@ -1948,10 +1961,6 @@ struct AbcPass : public Pass {
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log(" maximum number of SOP products.\n");
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log(" (replaces {P} in the default scripts above)\n");
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log("\n");
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log(" -S <num>\n");
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log(" maximum number of LUT inputs shared.\n");
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log(" (replaces {S} in the default scripts above, default: -S 1)\n");
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log("\n");
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log(" -lut <width>\n");
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log(" generate netlist using luts of (max) the specified width.\n");
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log("\n");
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@ -2066,11 +2075,6 @@ struct AbcPass : public Pass {
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if (design->scratchpad.count("abc.P")) {
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config.sop_products = "-P " + design->scratchpad_get_string("abc.P");
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}
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if (design->scratchpad.count("abc.S")) {
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config.lutin_shared = "-S " + design->scratchpad_get_string("abc.S");
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} else {
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config.lutin_shared = "-S 1";
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}
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lut_arg = design->scratchpad_get_string("abc.lut", lut_arg);
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luts_arg = design->scratchpad_get_string("abc.luts", luts_arg);
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config.sop_mode = design->scratchpad_get_bool("abc.sop", false);
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@ -2153,10 +2157,6 @@ struct AbcPass : public Pass {
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config.sop_products = "-P " + args[++argidx];
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continue;
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}
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if (arg == "-S" && argidx+1 < args.size()) {
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config.lutin_shared = "-S " + args[++argidx];
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continue;
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}
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if (arg == "-lut" && argidx+1 < args.size()) {
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lut_arg = args[++argidx];
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continue;
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@ -2468,7 +2468,7 @@ struct AbcPass : public Pass {
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continue;
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}
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CellTypes ct(design);
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NewCellTypes ct(design);
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std::vector<RTLIL::Cell*> all_cells = mod->selected_cells();
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pool<RTLIL::Cell*> unassigned_cells(all_cells.begin(), all_cells.end());
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