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Allow empty top-level module name, to match standalone simulation

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This commit is contained in:
Wilson Snyder
2010-02-03 19:19:18 -05:00
parent e40fbf1470
commit 3912e5ef0b
6 changed files with 34 additions and 13 deletions
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include/verilated.cpp
+9 -6
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@@ -308,6 +308,11 @@ void _vl_vsformat(string& output, const char* formatp, va_list ap) {
case '%':
output += '%';
break;
case 'N': { // "C" string with name of module, add . if needed
const char* cstrp = va_arg(ap, const char*);
if (VL_LIKELY(*cstrp)) { output += cstrp; output += '.'; }
break;
}
case 'S': { // "C" string
const char* cstrp = va_arg(ap, const char*);
output += cstrp;
@@ -957,6 +962,7 @@ const char* Verilated::catName(const char* n1, const char* n2) {
len = newlen;
}
strcpy(strp,n1);
if (*n1) strcat(strp,".");
strcat(strp,n2);
return strp;
}
@@ -1005,12 +1011,9 @@ void VerilatedScope::configure(VerilatedSyms* symsp, const char* prefixp, const
// We don't want the space and reference-count access overhead of strings.
m_symsp = symsp;
char* namep = new char[strlen(prefixp)+strlen(suffixp)+2];
if (!*prefixp && *suffixp && suffixp[0]=='.') { // Special case of top module with empty name - drop the dots
strcpy(namep, suffixp+1);
} else {
strcpy(namep, prefixp);
strcat(namep, suffixp);
}
strcpy(namep, prefixp);
if (*prefixp && *suffixp) strcat(namep,".");
strcat(namep, suffixp);
m_namep = namep;
VerilatedImp::scopeInsert(this);
}