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substr() -> compare()

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This commit is contained in:
Eddie Hung 2019-08-07 12:20:08 -07:00
parent 71eff6f0de
commit 6d77236f38
31 changed files with 127 additions and 127 deletions
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2
backends/firrtl/firrtl.cc
View file

@ -363,7 +363,7 @@ struct FirrtlWorker
}
// Check for subfield assignment.
std::string bitsString = "bits(";
if (sinkExpr.substr(0, bitsString.length()) == bitsString ) {
if (sinkExpr.compare(0, bitsString.length(), bitsString) == 0) {
if (sinkSig == nullptr)
log_error("Unknown subfield %s.%s\n", cell_type.c_str(), sinkExpr.c_str());
// Don't generate the assignment here.

2
backends/intersynth/intersynth.cc
View file

@ -108,7 +108,7 @@ struct IntersynthBackend : public Backend {
if (f.fail())
log_error("Can't open lib file `%s'.\n", filename.c_str());
RTLIL::Design *lib = new RTLIL::Design;
Frontend::frontend_call(lib, &f, filename, (filename.size() > 3 && filename.substr(filename.size()-3) == ".il") ? "ilang" : "verilog");
Frontend::frontend_call(lib, &f, filename, (filename.size() > 3 && filename.compare(filename.size()-3, std::string::npos, ".il") == 0 ? "ilang" : "verilog"));
libs.push_back(lib);
}

2
backends/smt2/smt2.cc
View file

@ -1476,7 +1476,7 @@ struct Smt2Backend : public Backend {
int indent = 0;
while (indent < GetSize(line) && (line[indent] == ' ' || line[indent] == '\t'))
indent++;
if (line.substr(indent, 2) == "%%")
if (line.compare(indent, 2, "%%") == 0)
break;
*f << line << std::endl;
}

2
backends/smv/smv.cc
View file

@ -61,7 +61,7 @@ struct SmvWorker
{
string name = stringf("_%s", id.c_str());
if (name.substr(0, 2) == "_\\")
if (name.compare(0, 2, "_\\") == 0)
name = "_" + name.substr(2);
for (auto &c : name) {

4
backends/verilog/verilog_backend.cc
View file

@ -604,7 +604,7 @@ bool dump_cell_expr(std::ostream &f, std::string indent, RTLIL::Cell *cell)
return true;
}
if (cell->type.substr(0, 6) == "$_DFF_")
if (cell->type.begins_with("$_DFF_"))
{
std::string reg_name = cellname(cell);
bool out_is_reg_wire = is_reg_wire(cell->getPort("\\Q"), reg_name);
@ -645,7 +645,7 @@ bool dump_cell_expr(std::ostream &f, std::string indent, RTLIL::Cell *cell)
return true;
}
if (cell->type.substr(0, 8) == "$_DFFSR_")
if (cell->type.begins_with("$_DFFSR_"))
{
char pol_c = cell->type[8], pol_s = cell->type[9], pol_r = cell->type[10];