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-rw-r--r--backends/btor/btor.cc130
1 files changed, 65 insertions, 65 deletions
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc
index a81d8f159..9b770518b 100644
--- a/backends/btor/btor.cc
+++ b/backends/btor/btor.cc
@@ -60,7 +60,7 @@ struct WireInfoOrder
struct BtorDumper
{
- FILE *f;
+ std::ostream &f;
RTLIL::Module *module;
RTLIL::Design *design;
BtorDumperConfig *config;
@@ -75,7 +75,7 @@ struct BtorDumper
std::map<RTLIL::IdString, bool> basic_wires;//input wires and registers
RTLIL::IdString curr_cell; //current cell being dumped
std::map<std::string, std::string> cell_type_translation, s_cell_type_translation; //RTLIL to BTOR translation
- BtorDumper(FILE *f, RTLIL::Module *module, RTLIL::Design *design, BtorDumperConfig *config) :
+ BtorDumper(std::ostream &f, RTLIL::Module *module, RTLIL::Design *design, BtorDumperConfig *config) :
f(f), module(module), design(design), config(config), ct(design), sigmap(module)
{
line_num=0;
@@ -174,7 +174,7 @@ struct BtorDumper
++line_num;
line_ref[wire->name]=line_num;
str = stringf("%d var %d %s", line_num, wire->width, cstr(wire->name));
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
return line_num;
}
else return it->second;
@@ -216,13 +216,13 @@ struct BtorDumper
wire_line = ++line_num;
str = stringf("%d slice %d %d %d %d;1", line_num, cell_output->chunks().at(j).width,
cell_line, start_bit-1, start_bit-cell_output->chunks().at(j).width);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
wire_width += cell_output->chunks().at(j).width;
if(prev_wire_line!=0)
{
++line_num;
str = stringf("%d concat %d %d %d", line_num, wire_width, wire_line, prev_wire_line);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
wire_line = line_num;
}
}
@@ -259,7 +259,7 @@ struct BtorDumper
int address_bits = ceil(log(memory->size)/log(2));
str = stringf("%d array %d %d", line_num, memory->width, address_bits);
line_ref[memory->name]=line_num;
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
return line_num;
}
else return it->second;
@@ -279,7 +279,7 @@ struct BtorDumper
++line_num;
str = stringf("%d const %d %s", line_num, width, data_str.c_str());
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
return line_num;
}
else
@@ -307,7 +307,7 @@ struct BtorDumper
++line_num;
str = stringf("%d slice %d %d %d %d;2", line_num, chunk->width, wire_line_num,
chunk->width + chunk->offset - 1, chunk->offset);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l = line_num;
}
}
@@ -339,7 +339,7 @@ struct BtorDumper
w2 = s.chunks().at(i).width;
++line_num;
str = stringf("%d concat %d %d %d", line_num, w1+w2, l2, l1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l1=line_num;
w1+=w2;
}
@@ -361,17 +361,17 @@ struct BtorDumper
//TODO: case the signal is signed
++line_num;
str = stringf ("%d zero %d", line_num, expected_width - s.size());
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf ("%d concat %d %d %d", line_num, expected_width, line_num-1, l);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l = line_num;
}
else if(expected_width < s.size())
{
++line_num;
str = stringf ("%d slice %d %d %d %d;3", line_num, expected_width, l, expected_width-1, 0);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l = line_num;
}
}
@@ -397,21 +397,21 @@ struct BtorDumper
int en_line = dump_sigspec(en, 1);
int one_line = ++line_num;
str = stringf("%d one 1", line_num);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d %s %d %d %d", line_num, cell_type_translation.at("$eq").c_str(), 1, en_line, one_line);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d %s %d %d %d %d", line_num, cell_type_translation.at("$mux").c_str(), 1, line_num-1,
expr_line, one_line);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
int cell_line = ++line_num;
str = stringf("%d %s %d %d", line_num, cell_type_translation.at("$assert").c_str(), 1, -1*(line_num-1));
//multiplying the line number with -1, which means logical negation
//the reason for negative sign is that the properties in btor are given as "negation of the original property"
//bug identified by bobosoft
//http://www.reddit.com/r/yosys/comments/1w3xig/btor_backend_bug/
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=cell_line;
}
//unary cells
@@ -429,13 +429,13 @@ struct BtorDumper
cell_line = ++line_num;
bool reduced = (cell->type == "$not" || cell->type == "$neg") ? false : true;
str = stringf ("%d %s %d %d", cell_line, cell_type_translation.at(cell->type.str()).c_str(), reduced?output_width:w, l);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
if(output_width < w && (cell->type == "$not" || cell->type == "$neg" || cell->type == "$pos"))
{
++line_num;
str = stringf ("%d slice %d %d %d %d;4", line_num, output_width, cell_line, output_width-1, 0);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
cell_line = line_num;
}
line_ref[cell->name]=cell_line;
@@ -451,17 +451,17 @@ struct BtorDumper
{
++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_or").c_str(), output_width, l);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
else if(cell->type == "$reduce_xnor")
{
++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_xor").c_str(), output_width, l);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$not").c_str(), output_width, line_num-1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
//binary cells
@@ -497,7 +497,7 @@ struct BtorDumper
}
str = stringf ("%d %s %d %d %d", line_num, op.c_str(), output_width, l1, l2);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
@@ -532,13 +532,13 @@ struct BtorDumper
op = s_cell_type_translation.at("$mody");
}
str = stringf ("%d %s %d %d %d", line_num, op.c_str(), l1_width, l1, l2);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
if(output_width < l1_width)
{
++line_num;
str = stringf ("%d slice %d %d %d %d;5", line_num, output_width, line_num-1, output_width-1, 0);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
line_ref[cell->name]=line_num;
}
@@ -556,7 +556,7 @@ struct BtorDumper
int l2 = dump_sigspec(&cell->getPort(RTLIL::IdString("\\B")), ceil(log(l1_width)/log(2)));
int cell_output = ++line_num;
str = stringf ("%d %s %d %d %d", line_num, cell_type_translation.at(cell->type.str()).c_str(), l1_width, l1, l2);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
if(l2_width > ceil(log(l1_width)/log(2)))
{
@@ -564,19 +564,19 @@ struct BtorDumper
l2 = dump_sigspec(&cell->getPort(RTLIL::IdString("\\B")), l2_width);
++line_num;
str = stringf ("%d slice %d %d %d %d;6", line_num, extra_width, l2, l2_width-1, l2_width-extra_width);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf ("%d one %d", line_num, extra_width);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
int mux = ++line_num;
str = stringf ("%d %s %d %d %d", line_num, cell_type_translation.at("$gt").c_str(), 1, line_num-2, line_num-1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d %s %d", line_num, l1_signed && cell->type == "$sshr" ? "ones":"zero", l1_width);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf ("%d %s %d %d %d %d", line_num, cell_type_translation.at("$mux").c_str(), l1_width, mux, line_num-1, cell_output);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
cell_output = line_num;
}
@@ -584,7 +584,7 @@ struct BtorDumper
{
++line_num;
str = stringf ("%d slice %d %d %d %d;5", line_num, output_width, cell_output, output_width-1, 0);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
cell_output = line_num;
}
line_ref[cell->name] = cell_output;
@@ -602,14 +602,14 @@ struct BtorDumper
{
++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_or").c_str(), output_width, l1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l1 = line_num;
}
if(l2_width > 1)
{
++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_or").c_str(), output_width, l2);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
l2 = line_num;
}
if(cell->type == "$logic_and")
@@ -622,7 +622,7 @@ struct BtorDumper
++line_num;
str = stringf ("%d %s %d %d %d", line_num, cell_type_translation.at("$or").c_str(), output_width, l1, l2);
}
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
//multiplexers
@@ -636,7 +636,7 @@ struct BtorDumper
++line_num;
str = stringf ("%d %s %d %d %d %d",
line_num, cell_type_translation.at(cell->type.str()).c_str(), output_width, s, l2, l1);//if s is 0 then l1, if s is 1 then l2 //according to the implementation of mux cell
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
//registers
@@ -663,7 +663,7 @@ struct BtorDumper
slice = ++line_num;
str = stringf ("%d slice %d %d %d %d;", line_num, output_width, value, start_bit-1,
start_bit-output_width);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
if(cell->type == "$dffsr")
{
@@ -676,14 +676,14 @@ struct BtorDumper
str = stringf ("%d %s %d %s%d %s%d %d", line_num, cell_type_translation.at("$mux").c_str(),
output_width, sync_reset_pol ? "":"-", sync_reset, sync_reset_value_pol? "":"-",
sync_reset_value, slice);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
slice = line_num;
}
++line_num;
str = stringf ("%d %s %d %s%d %d %d", line_num, cell_type_translation.at("$mux").c_str(),
output_width, polarity?"":"-", cond, slice, reg);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
int next = line_num;
if(cell->type == "$adff")
{
@@ -694,12 +694,12 @@ struct BtorDumper
++line_num;
str = stringf ("%d %s %d %s%d %d %d", line_num, cell_type_translation.at("$mux").c_str(),
output_width, async_reset_pol ? "":"-", async_reset, async_reset_value, next);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
++line_num;
str = stringf ("%d %s %d %d %d", line_num, cell_type_translation.at(cell->type.str()).c_str(),
output_width, reg, next);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
line_ref[cell->name]=line_num;
}
@@ -716,7 +716,7 @@ struct BtorDumper
int data_width = cell->parameters.at(RTLIL::IdString("\\WIDTH")).as_int();
++line_num;
str = stringf("%d read %d %d %d", line_num, data_width, mem, address);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
else if(cell->type == "$memwr")
@@ -738,22 +738,22 @@ struct BtorDumper
str = stringf("%d one 1", line_num);
else
str = stringf("%d zero 1", line_num);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d eq 1 %d %d", line_num, clk, line_num-1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d and 1 %d %d", line_num, line_num-1, enable);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d write %d %d %d %d %d", line_num, data_width, address_width, mem, address, data);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d acond %d %d %d %d %d", line_num, data_width, address_width, line_num-2/*enable*/, line_num-1, mem);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
++line_num;
str = stringf("%d anext %d %d %d %d", line_num, data_width, address_width, mem, line_num-1);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
else if(cell->type == "$slice")
@@ -769,7 +769,7 @@ struct BtorDumper
int offset = cell->parameters.at(RTLIL::IdString("\\OFFSET")).as_int();
++line_num;
str = stringf("%d %s %d %d %d %d", line_num, cell_type_translation.at(cell->type.str()).c_str(), output_width, input_line, output_width+offset-1, offset);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
else if(cell->type == "$concat")
@@ -786,7 +786,7 @@ struct BtorDumper
++line_num;
str = stringf("%d %s %d %d %d", line_num, cell_type_translation.at(cell->type.str()).c_str(), input_a_width+input_b_width,
input_a_line, input_b_line);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
line_ref[cell->name]=line_num;
}
curr_cell.clear();
@@ -825,12 +825,12 @@ struct BtorDumper
int l = dump_wire(wire);
++line_num;
str = stringf("%d root 1 %d", line_num, l);
- fprintf(f, "%s\n", str.c_str());
+ f << stringf("%s\n", str.c_str());
}
void dump()
{
- fprintf(f, ";module %s\n", cstr(module->name));
+ f << stringf(";module %s\n", cstr(module->name));
log("creating intermediate wires map\n");
//creating map of intermediate wires as output of some cell
@@ -893,12 +893,12 @@ struct BtorDumper
}
}
- fprintf(f, ";inputs\n");
+ f << stringf(";inputs\n");
for (auto &it : inputs) {
RTLIL::Wire *wire = it.second;
dump_wire(wire);
}
- fprintf(f, "\n");
+ f << stringf("\n");
log("writing memories\n");
for(auto mem_it = module->memories.begin(); mem_it != module->memories.end(); ++mem_it)
@@ -921,19 +921,19 @@ struct BtorDumper
for(auto it: safety)
dump_property(it);
- fprintf(f, "\n");
+ f << stringf("\n");
log("writing outputs info\n");
- fprintf(f, ";outputs\n");
+ f << stringf(";outputs\n");
for (auto &it : outputs) {
RTLIL::Wire *wire = it.second;
int l = dump_wire(wire);
- fprintf(f, ";%d %s", l, cstr(wire->name));
+ f << stringf(";%d %s", l, cstr(wire->name));
}
- fprintf(f, "\n");
+ f << stringf("\n");
}
- static void dump(FILE *f, RTLIL::Module *module, RTLIL::Design *design, BtorDumperConfig &config)
+ static void dump(std::ostream &f, RTLIL::Module *module, RTLIL::Design *design, BtorDumperConfig &config)
{
BtorDumper dumper(f, module, design, &config);
dumper.dump();
@@ -952,7 +952,7 @@ struct BtorBackend : public Backend {
log("Write the current design to an BTOR file.\n");
}
- virtual void execute(FILE *&f, std::string filename, std::vector<std::string> args, RTLIL::Design *design)
+ virtual void execute(std::ostream *&f, std::string filename, std::vector<std::string> args, RTLIL::Design *design)
{
std::string top_module_name;
std::string buf_type, buf_in, buf_out;
@@ -970,10 +970,10 @@ struct BtorBackend : public Backend {
if (mod_it.second->get_bool_attribute("\\top"))
top_module_name = mod_it.first.str();
- fprintf(f, "; Generated by %s\n", yosys_version_str);
- fprintf(f, "; %s developed and maintained by Clifford Wolf <clifford@clifford.at>\n", yosys_version_str);
- fprintf(f, "; BTOR Backend developed by Ahmed Irfan <irfan@fbk.eu> - Fondazione Bruno Kessler, Trento, Italy\n");
- fprintf(f, ";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\n");
+ *f << stringf("; Generated by %s\n", yosys_version_str);
+ *f << stringf("; %s developed and maintained by Clifford Wolf <clifford@clifford.at>\n", yosys_version_str);
+ *f << stringf("; BTOR Backend developed by Ahmed Irfan <irfan@fbk.eu> - Fondazione Bruno Kessler, Trento, Italy\n");
+ *f << stringf(";;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\n");
std::vector<RTLIL::Module*> mod_list;
@@ -987,7 +987,7 @@ struct BtorBackend : public Backend {
log_error("Found unmapped processes in module %s: unmapped processes are not supported in BTOR backend!\n", RTLIL::id2cstr(module->name));
if (module->name == RTLIL::escape_id(top_module_name)) {
- BtorDumper::dump(f, module, design, config);
+ BtorDumper::dump(*f, module, design, config);
top_module_name.clear();
continue;
}
@@ -999,7 +999,7 @@ struct BtorBackend : public Backend {
log_error("Can't find top module `%s'!\n", top_module_name.c_str());
for (auto module : mod_list)
- BtorDumper::dump(f, module, design, config);
+ BtorDumper::dump(*f, module, design, config);
}
} BtorBackend;
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-07 06:13:13 +0000