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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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4
frontends/ast/ast.cc
View file

@ -1164,7 +1164,7 @@ void AST::process(RTLIL::Design *design, AstNode *ast, bool dump_ast1, bool dump
}
}
if (flag_icells && (*it)->str.substr(0, 2) == "\\$")
if (flag_icells && (*it)->str.compare(0, 2, "\\$") == 0)
(*it)->str = (*it)->str.substr(1);
if (defer)
@ -1463,7 +1463,7 @@ std::string AstModule::derive_common(RTLIL::Design *design, dict<RTLIL::IdString
{
std::string stripped_name = name.str();
if (stripped_name.substr(0, 9) == "$abstract")
if (stripped_name.compare(0, 9, "$abstract") == 0)
stripped_name = stripped_name.substr(9);
log_header(design, "Executing AST frontend in derive mode using pre-parsed AST for module `%s'.\n", stripped_name.c_str());

2
frontends/ast/genrtlil.cc
View file

@ -1516,7 +1516,7 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
AstNode *child = *it;
if (child->type == AST_CELLTYPE) {
cell->type = child->str;
if (flag_icells && cell->type.substr(0, 2) == "\\$")
if (flag_icells && cell->type.begins_with("\\$"))
cell->type = cell->type.substr(1);
continue;
}

6
frontends/ast/simplify.cc
View file

@ -2793,13 +2793,13 @@ AstNode *AstNode::readmem(bool is_readmemh, std::string mem_filename, AstNode *m
std::getline(f, line);
for (int i = 0; i < GetSize(line); i++) {
if (in_comment && line.substr(i, 2) == "*/") {
if (in_comment && line.compare(i, 2, "*/") == 0) {
line[i] = ' ';
line[i+1] = ' ';
in_comment = false;
continue;
}
if (!in_comment && line.substr(i, 2) == "/*")
if (!in_comment && line.compare(i, 2, "/*") == 0)
in_comment = true;
if (in_comment)
line[i] = ' ';
@ -2808,7 +2808,7 @@ AstNode *AstNode::readmem(bool is_readmemh, std::string mem_filename, AstNode *m
while (1)
{
token = next_token(line, " \t\r\n");
if (token.empty() || token.substr(0, 2) == "//")
if (token.empty() || token.compare(0, 2, "//") == 0)
break;
if (token[0] == '@') {

4
frontends/verific/verific.cc
View file

@ -2140,7 +2140,7 @@ struct VerificPass : public Pass {
veri_file::DefineMacro("VERIFIC");
veri_file::DefineMacro(args[argidx] == "-formal" ? "FORMAL" : "SYNTHESIS");
for (argidx++; argidx < GetSize(args) && GetSize(args[argidx]) >= 2 && args[argidx].substr(0, 2) == "-D"; argidx++) {
for (argidx++; argidx < GetSize(args) && GetSize(args[argidx]) >= 2 && args[argidx].compare(0, 2, "-D") == 0; argidx++) {
std::string name = args[argidx].substr(2);
if (args[argidx] == "-D") {
if (++argidx >= GetSize(args))
@ -2283,7 +2283,7 @@ struct VerificPass : public Pass {
break;
}
if (argidx > GetSize(args) && args[argidx].substr(0, 1) == "-")
if (argidx > GetSize(args) && args[argidx].compare(0, 1, "-") == 0)
cmd_error(args, argidx, "unknown option");
if (mode_all)

8
frontends/verilog/verilog_parser.y
View file

@ -274,7 +274,7 @@ hierarchical_id:
$$ = $1;
} |
hierarchical_id TOK_PACKAGESEP TOK_ID {
if ($3->substr(0, 1) == "\\")
if ($3->compare(0, 1, "\\") == 0)
*$1 += "::" + $3->substr(1);
else
*$1 += "::" + *$3;
@ -282,7 +282,7 @@ hierarchical_id:
$$ = $1;
} |
hierarchical_id '.' TOK_ID {
if ($3->substr(0, 1) == "\\")
if ($3->compare(0, 1, "\\") == 0)
*$1 += "." + $3->substr(1);
else
*$1 += "." + *$3;
@ -2184,7 +2184,7 @@ basic_expr:
$$ = $1;
} |
'(' expr ')' TOK_CONSTVAL {
if ($4->substr(0, 1) != "'")
if ($4->compare(0, 1, "'") != 0)
frontend_verilog_yyerror("Cast operation must be applied on sized constants e.g. (<expr>)<constval> , while %s is not a sized constant.", $4->c_str());
AstNode *bits = $2;
AstNode *val = const2ast(*$4, case_type_stack.size() == 0 ? 0 : case_type_stack.back(), !lib_mode);
@ -2194,7 +2194,7 @@ basic_expr:
delete $4;
} |
hierarchical_id TOK_CONSTVAL {
if ($2->substr(0, 1) != "'")
if ($2->compare(0, 1, "'") != 0)
frontend_verilog_yyerror("Cast operation must be applied on sized constants, e.g. <ID>\'d0, while %s is not a sized constant.", $2->c_str());
AstNode *bits = new AstNode(AST_IDENTIFIER);
bits->str = *$1;