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fixed memory next issue, when same memory is written in different case statement 

fixed reduce_xnor, logic_not bug translation bug
This commit is contained in:
ahmedirfan1983 2014-09-18 11:15:46 +02:00 committed by Ahmed Irfan
parent 2446b6fbef
commit b783dbe148
1 changed files with 27 additions and 8 deletions
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27
backends/btor/btor.cc
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@ -75,6 +75,7 @@ struct BtorDumper
std::string str;//temp string for writing file std::string str;//temp string for writing file
std::map<RTLIL::IdString, bool> basic_wires;//input wires and registers std::map<RTLIL::IdString, bool> basic_wires;//input wires and registers
RTLIL::IdString curr_cell; //current cell being dumped RTLIL::IdString curr_cell; //current cell being dumped
std::set<int> mem_next; //if memory (line_number) already has next
std::map<std::string, std::string> cell_type_translation, s_cell_type_translation; //RTLIL to BTOR translation 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(FILE *f, RTLIL::Module *module, RTLIL::Design *design, BtorDumperConfig *config) :
f(f), module(module), design(design), config(config), ct(design), sigmap(module) f(f), module(module), design(design), config(config), ct(design), sigmap(module)
@ -414,7 +415,7 @@ struct BtorDumper
line_ref[cell->name]=cell_line; line_ref[cell->name]=cell_line;
} }
//unary cells //unary cells
if(cell->type == "$not" || cell->type == "$neg" || cell->type == "$pos" || cell->type == "$reduce_and" || else if(cell->type == "$not" || cell->type == "$neg" || cell->type == "$pos" || cell->type == "$reduce_and" ||
cell->type == "$reduce_or" || cell->type == "$reduce_xor" || cell->type == "$reduce_bool") cell->type == "$reduce_or" || cell->type == "$reduce_xor" || cell->type == "$reduce_bool")
{ {
log("writing unary cell - %s\n", cstr(cell->type)); log("writing unary cell - %s\n", cstr(cell->type));
@ -451,15 +452,17 @@ struct BtorDumper
++line_num; ++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_or").c_str(), output_width, l); str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_or").c_str(), output_width, l);
fprintf(f, "%s\n", str.c_str()); fprintf(f, "%s\n", str.c_str());
l = line_num;
} }
else if(cell->type == "$reduce_xnor") else if(cell->type == "$reduce_xnor")
{ {
++line_num; ++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_xor").c_str(), output_width, l); str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$reduce_xor").c_str(), output_width, l);
fprintf(f, "%s\n", str.c_str()); fprintf(f, "%s\n", str.c_str());
l = line_num;
} }
++line_num; ++line_num;
str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$not").c_str(), output_width, line_num-1); str = stringf ("%d %s %d %d", line_num, cell_type_translation.at("$not").c_str(), output_width, l);
fprintf(f, "%s\n", str.c_str()); fprintf(f, "%s\n", str.c_str());
line_ref[cell->name]=line_num; line_ref[cell->name]=line_num;
} }
@ -661,13 +664,13 @@ struct BtorDumper
} }
++line_num; ++line_num;
str = stringf ("%d cond 1 %d %d %d", line_num, c[select_width-1], c[select_width-1]+1, default_case); str = stringf ("%d cond %d %d %d %d", line_num, output_width, c[select_width-1], c[select_width-1]+1, default_case);
fprintf(f, "%s\n", str.c_str()); fprintf(f, "%s\n", str.c_str());
for (int i=select_width-2; i>=0; --i) for (int i=select_width-2; i>=0; --i)
{ {
++line_num; ++line_num;
str = stringf ("%d cond 1 %d %d %d", line_num, c[i], c[i]+1, line_num-1); str = stringf ("%d cond %d %d %d %d", line_num, output_width, c[i], c[i]+1, line_num-1);
fprintf(f, "%s\n", str.c_str()); fprintf(f, "%s\n", str.c_str());
} }
@ -767,6 +770,21 @@ struct BtorDumper
int data = dump_sigspec(&cell->connections.at(RTLIL::IdString("\\DATA")), data_width); int data = dump_sigspec(&cell->connections.at(RTLIL::IdString("\\DATA")), data_width);
str = cell->parameters.at(RTLIL::IdString("\\MEMID")).decode_string(); str = cell->parameters.at(RTLIL::IdString("\\MEMID")).decode_string();
int mem = dump_memory(module->memories.at(RTLIL::IdString(str.c_str()))); int mem = dump_memory(module->memories.at(RTLIL::IdString(str.c_str())));
//check if the memory has already next
auto it = mem_next.find(mem);
if(it != std::end(mem_next))
{
++line_num;
str = cell->parameters.at(RTLIL::IdString("\\MEMID")).decode_string();
RTLIL::Memory *memory = module->memories.at(RTLIL::IdString(str.c_str()));
int address_bits = ceil(log(memory->size)/log(2));
str = stringf("%d array %d %d", line_num, memory->width, address_bits);
fprintf(f, "%s\n", str.c_str());
++line_num;
str = stringf("%d eq 1 %d %d", line_num, mem, line_num - 1);
fprintf(f, "%s\n", str.c_str());
mem = line_num - 1;
}
++line_num; ++line_num;
if(polarity) if(polarity)
str = stringf("%d one 1", line_num); str = stringf("%d one 1", line_num);
@ -788,6 +806,7 @@ struct BtorDumper
++line_num; ++line_num;
str = stringf("%d anext %d %d %d %d", line_num, data_width, address_width, mem, line_num-1); 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()); fprintf(f, "%s\n", str.c_str());
mem_next.insert(mem);
line_ref[cell->name]=line_num; line_ref[cell->name]=line_num;
} }
else if(cell->type == "$slice") else if(cell->type == "$slice")