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Using stringf() instead of asprintf() in "abc" pass

This commit is contained in:
Clifford Wolf 2014-10-12 11:17:53 +02:00
parent b1596bc0e7
commit 9b4d171e37
1 changed files with 24 additions and 29 deletions
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53
passes/abc/abc.cc
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@ -653,11 +653,10 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
handle_loops(); handle_loops();
if (asprintf(&p, "%s/input.blif", tempdir_name) < 0) log_abort(); std::string buffer = stringf("%s/input.blif", tempdir_name);
FILE *f = fopen(p, "wt"); FILE *f = fopen(buffer.c_str(), "wt");
if (f == NULL) if (f == NULL)
log_error("Opening %s for writing failed: %s\n", p, strerror(errno)); log_error("Opening %s for writing failed: %s\n", buffer.c_str(), strerror(errno));
free(p);
fprintf(f, ".model netlist\n"); fprintf(f, ".model netlist\n");
@ -757,18 +756,18 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
fprintf(f, ".end\n"); fprintf(f, ".end\n");
fclose(f); fclose(f);
log("Extracted %d gates and %zd wires to a netlist network with %d inputs and %d outputs.\n", log("Extracted %d gates and %d wires to a netlist network with %d inputs and %d outputs.\n",
count_gates, signal_list.size(), count_input, count_output); count_gates, GetSize(signal_list), count_input, count_output);
log_push(); log_push();
if (count_output > 0) if (count_output > 0)
{ {
log_header("Executing ABC.\n"); log_header("Executing ABC.\n");
if (asprintf(&p, "%s/stdcells.genlib", tempdir_name) < 0) log_abort(); buffer = stringf("%s/stdcells.genlib", tempdir_name);
f = fopen(p, "wt"); f = fopen(buffer.c_str(), "wt");
if (f == NULL) if (f == NULL)
log_error("Opening %s for writing failed: %s\n", p, strerror(errno)); log_error("Opening %s for writing failed: %s\n", buffer.c_str(), strerror(errno));
fprintf(f, "GATE ZERO 1 Y=CONST0;\n"); fprintf(f, "GATE ZERO 1 Y=CONST0;\n");
fprintf(f, "GATE ONE 1 Y=CONST1;\n"); fprintf(f, "GATE ONE 1 Y=CONST1;\n");
fprintf(f, "GATE BUF %d Y=A; PIN * NONINV 1 999 1 0 1 0\n", get_cell_cost("$_BUF_")); fprintf(f, "GATE BUF %d Y=A; PIN * NONINV 1 999 1 0 1 0\n", get_cell_cost("$_BUF_"));
@ -785,33 +784,31 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
fprintf(f, "GATE OAI4 %d Y=!((A+B)*(C+D)); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_OAI4_")); fprintf(f, "GATE OAI4 %d Y=!((A+B)*(C+D)); PIN * INV 1 999 1 0 1 0\n", get_cell_cost("$_OAI4_"));
fprintf(f, "GATE MUX %d Y=(A*B)+(S*B)+(!S*A); PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_MUX_")); fprintf(f, "GATE MUX %d Y=(A*B)+(S*B)+(!S*A); PIN * UNKNOWN 1 999 1 0 1 0\n", get_cell_cost("$_MUX_"));
fclose(f); fclose(f);
free(p);
if (lut_mode) { if (lut_mode) {
if (asprintf(&p, "%s/lutdefs.txt", tempdir_name) < 0) log_abort(); buffer = stringf("%s/lutdefs.txt", tempdir_name);
f = fopen(p, "wt"); f = fopen(buffer.c_str(), "wt");
if (f == NULL) if (f == NULL)
log_error("Opening %s for writing failed: %s\n", p, strerror(errno)); log_error("Opening %s for writing failed: %s\n", buffer.c_str(), strerror(errno));
for (int i = 0; i < lut_mode; i++) for (int i = 0; i < lut_mode; i++)
fprintf(f, "%d 1.00 1.00\n", i+1); fprintf(f, "%d 1.00 1.00\n", i+1);
fclose(f); fclose(f);
free(p);
} }
std::string buffer; buffer = stringf("%s -s -c '", exe_file.c_str());
if (!liberty_file.empty()) { if (!liberty_file.empty()) {
buffer += stringf("%s -s -c 'read_blif %s/input.blif; read_lib -w %s; ", buffer += stringf("read_blif %s/input.blif; read_lib -w %s; ",
exe_file.c_str(), tempdir_name, liberty_file.c_str()); tempdir_name, liberty_file.c_str());
if (!constr_file.empty()) if (!constr_file.empty())
buffer += stringf("read_constr -v %s; ", constr_file.c_str()); buffer += stringf("read_constr -v %s; ", constr_file.c_str());
buffer += abc_command + "; "; buffer += abc_command + "; ";
} else } else
if (lut_mode) if (lut_mode)
buffer += stringf("%s -s -c 'read_blif %s/input.blif; read_lut %s/lutdefs.txt; %s; ", buffer += stringf("read_blif %s/input.blif; read_lut %s/lutdefs.txt; %s; ",
exe_file.c_str(), tempdir_name, tempdir_name, abc_command.c_str()); tempdir_name, tempdir_name, abc_command.c_str());
else else
buffer += stringf("%s -s -c 'read_blif %s/input.blif; read_library %s/stdcells.genlib; %s; ", buffer += stringf("read_blif %s/input.blif; read_library %s/stdcells.genlib; %s; ",
exe_file.c_str(), tempdir_name, tempdir_name, abc_command.c_str()); tempdir_name, tempdir_name, abc_command.c_str());
buffer += stringf("write_blif %s/output.blif' 2>&1", tempdir_name); buffer += stringf("write_blif %s/output.blif' 2>&1", tempdir_name);
log("%s\n", buffer.c_str()); log("%s\n", buffer.c_str());
@ -821,16 +818,15 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
if (ret != 0) if (ret != 0)
log_error("ABC: execution of command \"%s\" failed: return code %d.\n", buffer.c_str(), ret); log_error("ABC: execution of command \"%s\" failed: return code %d.\n", buffer.c_str(), ret);
if (asprintf(&p, "%s/%s", tempdir_name, "output.blif") < 0) log_abort(); buffer = stringf("%s/%s", tempdir_name, "output.blif");
f = fopen(p, "rt"); f = fopen(buffer.c_str(), "rt");
if (f == NULL) if (f == NULL)
log_error("Can't open ABC output file `%s'.\n", p); log_error("Can't open ABC output file `%s'.\n", buffer.c_str());
bool builtin_lib = liberty_file.empty() && script_file.empty() && !lut_mode; bool builtin_lib = liberty_file.empty() && script_file.empty() && !lut_mode;
RTLIL::Design *mapped_design = abc_parse_blif(f, builtin_lib ? "\\DFF" : "\\_dff_"); RTLIL::Design *mapped_design = abc_parse_blif(f, builtin_lib ? "\\DFF" : "\\_dff_");
fclose(f); fclose(f);
free(p);
log_header("Re-integrating ABC results.\n"); log_header("Re-integrating ABC results.\n");
RTLIL::Module *mapped_mod = mapped_design->modules_["\\netlist"]; RTLIL::Module *mapped_mod = mapped_design->modules_["\\netlist"];
@ -1002,10 +998,9 @@ void abc_module(RTLIL::Design *design, RTLIL::Module *current_module, std::strin
log_assert(n >= 0); log_assert(n >= 0);
for (int i = 0; i < n; i++) { for (int i = 0; i < n; i++) {
if (strcmp(namelist[i]->d_name, ".") && strcmp(namelist[i]->d_name, "..")) { if (strcmp(namelist[i]->d_name, ".") && strcmp(namelist[i]->d_name, "..")) {
if (asprintf(&p, "%s/%s", tempdir_name, namelist[i]->d_name) < 0) log_abort(); buffer = stringf("%s/%s", tempdir_name, namelist[i]->d_name);
log("Removing `%s'.\n", p); log("Removing `%s'.\n", buffer.c_str());
remove(p); remove(buffer.c_str());
free(p);
} }
free(namelist[i]); free(namelist[i]);
} }