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Put strings into a single string table.

This commit is contained in:
steve 1999-10-28 04:48:29 +00:00
parent bbf15778b8
commit 162b895e1b
1 changed files with 22 additions and 15 deletions
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37
t-vvm.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: t-vvm.cc,v 1.65 1999/10/28 00:47:24 steve Exp $"
#ident "$Id: t-vvm.cc,v 1.66 1999/10/28 04:48:29 steve Exp $"
#endif
# include <iostream>
@ -111,7 +111,8 @@ class target_vvm : public target_t {
// String constants that are made into vpiHandles have th
// handle name mapped by this.
map<string,string>string_constants;
map<string,unsigned>string_constants;
unsigned string_counter;
};
@ -480,21 +481,18 @@ void vvm_parm_rval::expr_const(const NetEConst*expr)
{
if (expr->value().is_string()) {
string& res = tgt_->string_constants[expr->value().as_string()];
if (res != "") {
result = "&" + res + ".base";
return;
unsigned& res = tgt_->string_constants[expr->value().as_string()];
if (res == 0) {
res = tgt_->string_counter ++;
tgt_->init_code << " vpip_make_string_const("
"&string_table[" << res << "], \"" <<
expr->value().as_string() << "\");" << endl;
}
res = make_temp();
tgt_->delayed << "struct __vpiStringConst " << res
<< ";" << endl;
tgt_->init_code << " vpip_make_string_const(&" << res
<< ", \"" << expr->value().as_string()
<< "\");" << endl;
tgt_->defn << " extern struct __vpiStringConst " << res
<< ";" << endl;
result = "&" + res + ".base";
ostrstream tmp;
tmp << "&string_table[" << res << "].base" << ends;
result = tmp.str();
return;
}
@ -572,6 +570,9 @@ void target_vvm::start_design(ostream&os, const Design*mod)
os << "# include \"vpi_priv.h\"" << endl;
process_counter = 0;
string_counter = 1;
os << "static struct __vpiStringConst string_table[];" << endl;
init_code << "static void design_init(vvm_simulation&sim)" << endl;
init_code << "{" << endl;
@ -583,6 +584,9 @@ void target_vvm::start_design(ostream&os, const Design*mod)
void target_vvm::end_design(ostream&os, const Design*mod)
{
os << "static struct __vpiStringConst string_table[" <<
string_counter+1 << "];" << endl;
defn.close();
os << "// **** Definition code" << endl;
{ ifstream rdefn (defn_name);
@ -1762,6 +1766,9 @@ extern const struct target tgt_vvm = {
};
/*
* $Log: t-vvm.cc,v $
* Revision 1.66 1999/10/28 04:48:29 steve
* Put strings into a single string table.
*
* Revision 1.65 1999/10/28 00:47:24 steve
* Rewrite vvm VPI support to make objects more
* persistent, rewrite the simulation scheduler