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Merge pull request #1974 from YosysHQ/eddie/abc9_disable_mfs

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abc9: tolerate &mfs failure by writing output file before calling it (and using that if it fails)
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Eddie Hung 2020-04-23 06:43:30 -07:00 committed by GitHub
parent dc9a72bc8d 3d7b983351
commit b048afc3a6
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 2 deletions
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19
passes/techmap/abc9_exe.cc
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@ -219,6 +219,17 @@ void abc9_module(RTLIL::Design *design, std::string script_file, std::string exe
for (size_t pos = abc9_script.find("{R}"); pos != std::string::npos; pos = abc9_script.find("{R}", pos)) for (size_t pos = abc9_script.find("{R}"); pos != std::string::npos; pos = abc9_script.find("{R}", pos))
abc9_script = abc9_script.substr(0, pos) + R + abc9_script.substr(pos+3); abc9_script = abc9_script.substr(0, pos) + R + abc9_script.substr(pos+3);
if (design->scratchpad_get_bool("abc9.nomfs"))
for (size_t pos = abc9_script.find("&mfs"); pos != std::string::npos; pos = abc9_script.find("&mfs", pos))
abc9_script = abc9_script.erase(pos, strlen("&mfs"));
else {
auto s = stringf("&write -n %s/output.aig; ", tempdir_name.c_str());
for (size_t pos = abc9_script.find("&mfs"); pos != std::string::npos; pos = abc9_script.find("&mfs", pos)) {
abc9_script = abc9_script.insert(pos, s);
pos += GetSize(s) + strlen("&mfs");
}
}
abc9_script += stringf("; &ps -l; &write -n %s/output.aig", tempdir_name.c_str()); abc9_script += stringf("; &ps -l; &write -n %s/output.aig", tempdir_name.c_str());
if (design->scratchpad_get_bool("abc9.verify")) { if (design->scratchpad_get_bool("abc9.verify")) {
if (dff_mode) if (dff_mode)
@ -272,8 +283,12 @@ void abc9_module(RTLIL::Design *design, std::string script_file, std::string exe
free(abc9_argv[2]); free(abc9_argv[2]);
free(abc9_argv[3]); free(abc9_argv[3]);
#endif #endif
if (ret != 0) if (ret != 0) {
log_error("ABC: execution of command \"%s\" failed: return code %d.\n", buffer.c_str(), ret); if (check_file_exists(stringf("%s/output.aig", tempdir_name.c_str())))
log_warning("ABC: execution of command \"%s\" failed: return code %d.\n", buffer.c_str(), ret);
else
log_error("ABC: execution of command \"%s\" failed: return code %d.\n", buffer.c_str(), ret);
}
} }
struct Abc9ExePass : public Pass { struct Abc9ExePass : public Pass {