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Elaborate and supprort to vvm the forever 

and repeat statements.
This commit is contained in:
steve 1999-06-19 21:06:16 +00:00
parent 04592d3c91
commit 853ad247a1
14 changed files with 363 additions and 68 deletions
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17
README.txt
View File

@ -149,6 +149,9 @@ Usage: ivl <options>... file
Select the output format for the compiled result. Use the
"ivl -h" command to get a list of configured targets.
-v
Print version and copyright information for ivl.
ATTRIBUTES
The parser accepts as an extension to Verilog the $attribute module
@ -245,9 +248,6 @@ verilog features.
- Min/Typ/Max expressions: Example: a = (1 : 6 : 14);
- Inversion of a vector with a bit operator:
Example: reg [7:0] a; a = !(8'h01);
- The "!==" operator: Example: if( a !== b) do = 1;
- Expansion of a string into a larger variable:
@ -262,10 +262,6 @@ verilog features.
- Bit ranges within IF. Example: if (a[2:3]) do = 1;
- Forever key word.
- Repeat key word.
- Assignment timing delay: Example: a = #1 0; #1 a = #2 ~a;
- Bit Ranges within $write, $display.
@ -274,3 +270,10 @@ verilog features.
- Task declarations/calls.
- Specify blocks
- Named port parameters.
Example: module foo(.x(r[0])) ; reg r[7:0]; endmodule
Note that binding to a port by name does work from the outside.
i.e. ``foo foogate(.x(n[0]))'' is OK.

27
Statement.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: Statement.cc,v 1.9 1999/06/15 05:38:39 steve Exp $"
#ident "$Id: Statement.cc,v 1.10 1999/06/19 21:06:16 steve Exp $"
#endif
# include "Statement.h"
@ -102,11 +102,32 @@ PCondit::~PCondit()
delete else_;
}
PForever::PForever(Statement*s)
: statement_(s)
{
}
PForever::~PForever()
{
delete statement_;
}
PProcess::~PProcess()
{
delete statement_;
}
PRepeat::PRepeat(PExpr*e, Statement*s)
: expr_(e), statement_(s)
{
}
PRepeat::~PRepeat()
{
delete expr_;
delete statement_;
}
PWhile::~PWhile()
{
delete cond_;
@ -115,6 +136,10 @@ PWhile::~PWhile()
/*
* $Log: Statement.cc,v $
* Revision 1.10 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.9 1999/06/15 05:38:39 steve
* Support case expression lists.
*

31
Statement.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: Statement.h,v 1.11 1999/06/15 05:38:39 steve Exp $"
#ident "$Id: Statement.h,v 1.12 1999/06/19 21:06:16 steve Exp $"
#endif
# include <string>
@ -254,6 +254,18 @@ class PEventStatement : public Statement {
Statement*statement_;
};
class PForever : public Statement {
public:
explicit PForever(Statement*s);
~PForever();
virtual NetProc* elaborate(Design*des, const string&path) const;
virtual void dump(ostream&out, unsigned ind) const;
private:
Statement*statement_;
};
class PForStatement : public Statement {
public:
@ -284,6 +296,19 @@ class PNoop : public Statement {
PNoop() { }
};
class PRepeat : public Statement {
public:
explicit PRepeat(PExpr*expr, Statement*s);
~PRepeat();
virtual NetProc* elaborate(Design*des, const string&path) const;
virtual void dump(ostream&out, unsigned ind) const;
private:
PExpr*expr_;
Statement*statement_;
};
class PWhile : public Statement {
public:
@ -301,6 +326,10 @@ class PWhile : public Statement {
/*
* $Log: Statement.h,v $
* Revision 1.12 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.11 1999/06/15 05:38:39 steve
* Support case expression lists.
*

18
design_dump.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: design_dump.cc,v 1.29 1999/06/15 05:38:15 steve Exp $"
#ident "$Id: design_dump.cc,v 1.30 1999/06/19 21:06:16 steve Exp $"
#endif
/*
@ -389,6 +389,12 @@ void NetCondit::dump(ostream&o, unsigned ind) const
}
}
void NetForever::dump(ostream&o, unsigned ind) const
{
o << setw(ind) << "" << "forever" << endl;
statement_->dump(o, ind+2);
}
void NetPDelay::dump(ostream&o, unsigned ind) const
{
o << setw(ind) << "" << "#" << delay_;
@ -459,6 +465,12 @@ void NetTask::dump(ostream&o, unsigned ind) const
o << ";" << endl;
}
void NetRepeat::dump(ostream&o, unsigned ind) const
{
o << setw(ind) << "" << "repeat (" << *expr_ << ")" << endl;
statement_->dump(o, ind+2);
}
void NetWhile::dump(ostream&o, unsigned ind) const
{
o << setw(ind) << "" << "while (" << *cond_ << ")" << endl;
@ -630,6 +642,10 @@ void Design::dump(ostream&o) const
/*
* $Log: design_dump.cc,v $
* Revision 1.30 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.29 1999/06/15 05:38:15 steve
* Handle total lack of signals or nodes.
*

60
elaborate.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: elaborate.cc,v 1.46 1999/06/17 05:34:42 steve Exp $"
#ident "$Id: elaborate.cc,v 1.47 1999/06/19 21:06:16 steve Exp $"
#endif
/*
@ -1412,6 +1412,21 @@ NetProc* PEventStatement::elaborate(Design*des, const string&path) const
return pe;
}
/*
* Forever statements are represented directly in the netlist. It is
* theoretically possible to use a while structure with a constant
* expression to represent the loop, but why complicate the code
* generators so?
*/
NetProc* PForever::elaborate(Design*des, const string&path) const
{
NetProc*stat = statement_->elaborate(des, path);
if (stat == 0) return 0;
NetForever*proc = new NetForever(stat);
return proc;
}
/*
* elaborate the for loop as the equivilent while loop. This eases the
* task for the target code generator. The structure is:
@ -1465,6 +1480,45 @@ NetProc* PForStatement::elaborate(Design*des, const string&path) const
return top;
}
NetProc* PRepeat::elaborate(Design*des, const string&path) const
{
NetExpr*expr = expr_->elaborate_expr(des, path);
if (expr == 0) {
cerr << get_line() << ": Unable to elaborate"
" repeat expression." << endl;
des->errors += 1;
return 0;
}
NetExpr*tmp = expr->eval_tree();
if (tmp) {
delete expr;
expr = tmp;
}
NetProc*stat = statement_->elaborate(des, path);
if (stat == 0) return 0;
// If the expression is a constant, handle certain special
// iteration counts.
if (NetEConst*ce = dynamic_cast<NetEConst*>(expr)) {
verinum val = ce->value();
switch (val.as_ulong()) {
case 0:
delete expr;
delete stat;
return new NetBlock(NetBlock::SEQU);
case 1:
delete expr;
return stat;
default:
break;
}
}
NetRepeat*proc = new NetRepeat(expr, stat);
return proc;
}
/*
* The while loop is fairly directly represented in the netlist.
*/
@ -1575,6 +1629,10 @@ Design* elaborate(const map<string,Module*>&modules,
/*
* $Log: elaborate.cc,v $
* Revision 1.47 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.46 1999/06/17 05:34:42 steve
* Clean up interface of the PWire class,
* Properly match wire ranges.

28
emit.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: emit.cc,v 1.13 1999/06/09 03:00:06 steve Exp $"
#ident "$Id: emit.cc,v 1.14 1999/06/19 21:06:16 steve Exp $"
#endif
/*
@ -115,6 +115,11 @@ void NetCondit::emit_proc(ostream&o, struct target_t*tgt) const
tgt->proc_condit(o, this);
}
void NetForever::emit_proc(ostream&o, struct target_t*tgt) const
{
tgt->proc_forever(o, this);
}
void NetPDelay::emit_proc(ostream&o, struct target_t*tgt) const
{
tgt->proc_delay(o, this);
@ -135,6 +140,11 @@ void NetPEvent::emit_proc_recurse(ostream&o, struct target_t*tgt) const
if (statement_) statement_->emit_proc(o, tgt);
}
void NetRepeat::emit_proc(ostream&o, struct target_t*tgt) const
{
tgt->proc_repeat(o, this);
}
void NetTask::emit_proc(ostream&o, struct target_t*tgt) const
{
tgt->proc_task(o, this);
@ -169,6 +179,18 @@ void NetCondit::emit_recurse_else(ostream&o, struct target_t*tgt) const
else_->emit_proc(o, tgt);
}
void NetForever::emit_recurse(ostream&o, struct target_t*tgt) const
{
if (statement_)
statement_->emit_proc(o, tgt);
}
void NetRepeat::emit_recurse(ostream&o, struct target_t*tgt) const
{
if (statement_)
statement_->emit_proc(o, tgt);
}
void NetWhile::emit_proc_recurse(ostream&o, struct target_t*tgt) const
{
proc_->emit_proc(o, tgt);
@ -273,6 +295,10 @@ void emit(ostream&o, const Design*des, const char*type)
/*
* $Log: emit.cc,v $
* Revision 1.14 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.13 1999/06/09 03:00:06 steve
* Add support for procedural concatenation expression.
*

32
netlist.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: netlist.cc,v 1.37 1999/06/13 23:51:16 steve Exp $"
#ident "$Id: netlist.cc,v 1.38 1999/06/19 21:06:16 steve Exp $"
#endif
# include <cassert>
@ -733,6 +733,16 @@ NetEUnary* NetEUnary::dup_expr() const
assert(0);
}
NetForever::NetForever(NetProc*p)
: statement_(p)
{
}
NetForever::~NetForever()
{
delete statement_;
}
NetLogic::NetLogic(const string&n, unsigned pins, TYPE t)
: NetNode(n, pins), type_(t)
{
@ -741,6 +751,22 @@ NetLogic::NetLogic(const string&n, unsigned pins, TYPE t)
pin(idx).set_dir(Link::INPUT);
}
NetRepeat::NetRepeat(NetExpr*e, NetProc*p)
: expr_(e), statement_(p)
{
}
NetRepeat::~NetRepeat()
{
delete expr_;
delete statement_;
}
const NetExpr* NetRepeat::expr() const
{
return expr_;
}
NetUDP::NetUDP(const string&n, unsigned pins, bool sequ)
: NetNode(n, pins), sequential_(sequ), init_('x')
{
@ -1202,6 +1228,10 @@ NetNet* Design::find_signal(bool (*func)(const NetNet*))
/*
* $Log: netlist.cc,v $
* Revision 1.38 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.37 1999/06/13 23:51:16 steve
* l-value part select for procedural assignments.
*

45
netlist.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: netlist.h,v 1.40 1999/06/13 23:51:16 steve Exp $"
#ident "$Id: netlist.h,v 1.41 1999/06/19 21:06:16 steve Exp $"
#endif
/*
@ -728,6 +728,25 @@ class NetCondit : public NetProc {
NetProc*else_;
};
/*
* A forever statement is executed over and over again forever. Or
* until its block is disabled.
*/
class NetForever : public NetProc {
public:
explicit NetForever(NetProc*s);
~NetForever();
void emit_recurse(ostream&, struct target_t*) const;
virtual void emit_proc(ostream&, struct target_t*) const;
virtual void dump(ostream&, unsigned ind) const;
private:
NetProc*statement_;
};
class NetPDelay : public NetProc {
public:
@ -800,6 +819,26 @@ class NetNEvent : public NetNode, public sref<NetPEvent,NetNEvent> {
};
/*
* A repeat statement is executed some fixed number of times.
*/
class NetRepeat : public NetProc {
public:
explicit NetRepeat(NetExpr*e, NetProc*s);
~NetRepeat();
const NetExpr*expr() const;
void emit_recurse(ostream&, struct target_t*) const;
virtual void emit_proc(ostream&, struct target_t*) const;
virtual void dump(ostream&, unsigned ind) const;
private:
NetExpr*expr_;
NetProc*statement_;
};
/* The elaborator should expand all the user defined tasks in line, so
this leaves the NetTask to represent activations of system tasks,
or external tasks that are not known at compile time. */
@ -1252,6 +1291,10 @@ extern ostream& operator << (ostream&, NetNet::Type);
/*
* $Log: netlist.h,v $
* Revision 1.41 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.40 1999/06/13 23:51:16 steve
* l-value part select for procedural assignments.
*

17
parse.y
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: parse.y,v 1.45 1999/06/19 03:21:21 steve Exp $"
#ident "$Id: parse.y,v 1.46 1999/06/19 21:06:16 steve Exp $"
#endif
# include "parse_misc.h"
@ -1268,9 +1268,10 @@ statement
$$ = 0;
}
| K_forever statement
{ yyerror(@1, "Sorry, forever statements not supported.");
delete $2;
$$ = 0;
{ PForever*tmp = new PForever($2);
tmp->set_file(@1.text);
tmp->set_lineno(@1.first_line);
$$ = tmp;
}
| K_fork statement_list K_join
{ $$ = pform_make_block(PBlock::BL_PAR, $2); }
@ -1279,10 +1280,10 @@ statement
$$ = 0;
}
| K_repeat '(' expression ')' statement
{ yyerror(@1, "Sorry, repeat statements not supported.");
delete $3;
delete $5;
$$ = 0;
{ PRepeat*tmp = new PRepeat($3, $5);
tmp->set_file(@1.text);
tmp->set_lineno(@1.first_line);
$$ = tmp;
}
| K_begin K_end
{ $$ = pform_make_block(PBlock::BL_SEQ, 0); }

59
pform_dump.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: pform_dump.cc,v 1.23 1999/06/17 05:34:42 steve Exp $"
#ident "$Id: pform_dump.cc,v 1.24 1999/06/19 21:06:16 steve Exp $"
#endif
/*
@ -375,6 +375,12 @@ void PEventStatement::dump(ostream&out, unsigned ind) const
}
}
void PForever::dump(ostream&out, unsigned ind) const
{
out << setw(ind) << "" << "forever /* " << get_line() << " */" << endl;
statement_->dump(out, ind+3);
}
void PForStatement::dump(ostream&out, unsigned ind) const
{
out << setw(ind) << "" << "for (" << *name1_ << " = " << *expr1_
@ -383,6 +389,12 @@ void PForStatement::dump(ostream&out, unsigned ind) const
statement_->dump(out, ind+3);
}
void PRepeat::dump(ostream&out, unsigned ind) const
{
out << setw(ind) << "" << "repeat (" << *expr_ << ")" << endl;
statement_->dump(out, ind+3);
}
void PWhile::dump(ostream&out, unsigned ind) const
{
out << setw(ind) << "" << "while (" << *cond_ << ")" << endl;
@ -489,6 +501,10 @@ void PUdp::dump(ostream&out) const
/*
* $Log: pform_dump.cc,v $
* Revision 1.24 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.23 1999/06/17 05:34:42 steve
* Clean up interface of the PWire class,
* Properly match wire ranges.
@ -553,46 +569,5 @@ void PUdp::dump(ostream&out) const
* Elaborate prints errors about port vector
* width mismatch
* Emit better handles null statements.
*
* Revision 1.7 1998/12/01 00:42:14 steve
* Elaborate UDP devices,
* Support UDP type attributes, and
* pass those attributes to nodes that
* are instantiated by elaboration,
* Put modules into a map instead of
* a simple list.
*
* Revision 1.6 1998/11/25 02:35:54 steve
* Parse UDP primitives all the way to pform.
*
* Revision 1.5 1998/11/23 00:20:23 steve
* NetAssign handles lvalues as pin links
* instead of a signal pointer,
* Wire attributes added,
* Ability to parse UDP descriptions added,
* XNF generates EXT records for signals with
* the PAD attribute.
*
* Revision 1.4 1998/11/11 03:13:04 steve
* Handle while loops.
*
* Revision 1.3 1998/11/09 18:55:34 steve
* Add procedural while loops,
* Parse procedural for loops,
* Add procedural wait statements,
* Add constant nodes,
* Add XNOR logic gate,
* Make vvm output look a bit prettier.
*
* Revision 1.2 1998/11/07 17:05:06 steve
* Handle procedural conditional, and some
* of the conditional expressions.
*
* Elaborate signals and identifiers differently,
* allowing the netlist to hold signal information.
*
* Revision 1.1 1998/11/03 23:29:04 steve
* Introduce verilog to CVS.
*
*/

8
t-null.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: t-null.cc,v 1.2 1999/06/06 20:33:30 steve Exp $"
#ident "$Id: t-null.cc,v 1.3 1999/06/19 21:06:16 steve Exp $"
#endif
# include "netlist.h"
@ -35,12 +35,18 @@ static class target_null_t : public target_t {
void net_event(ostream&, const NetNEvent*) { }
void proc_delay(ostream&, const NetPDelay*) { }
void proc_event(ostream&, const NetPEvent*) { }
void proc_forever(ostream&, const NetForever*) { }
void proc_repeat(ostream&, const NetRepeat*) { }
} target_null_obj;
extern const struct target tgt_null = { "null", &target_null_obj };
/*
* $Log: t-null.cc,v $
* Revision 1.3 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.2 1999/06/06 20:33:30 steve
* implement some null-target code generation.
*

63
t-vvm.cc
View File

@ -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 1.24 1999/06/10 04:03:43 steve Exp $"
#ident "$Id: t-vvm.cc,v 1.25 1999/06/19 21:06:16 steve Exp $"
#endif
# include <iostream>
@ -56,6 +56,8 @@ class target_vvm : public target_t {
virtual void proc_block(ostream&os, const NetBlock*);
virtual void proc_case(ostream&os, const NetCase*net);
virtual void proc_condit(ostream&os, const NetCondit*);
virtual void proc_forever(ostream&os, const NetForever*);
virtual void proc_repeat(ostream&os, const NetRepeat*);
virtual void proc_task(ostream&os, const NetTask*);
virtual void proc_while(ostream&os, const NetWhile*);
virtual void proc_event(ostream&os, const NetPEvent*);
@ -973,6 +975,61 @@ void target_vvm::proc_condit(ostream&os, const NetCondit*net)
os << " {" << endl;
}
/*
* The forever loop is implemented by starting a basic block, handing
* the statement, and putting in a goto to the beginning of the block.
*/
void target_vvm::proc_forever(ostream&os, const NetForever*net)
{
unsigned top_step = ++thread_step_;
unsigned out_step = ++thread_step_;
os << " step_ = &step_" << top_step << "_;" << endl;
os << " return true;" << endl;
os << " }" << endl;
os << " bool step_" << top_step << "_()" << endl;
os << " {" << endl;
net->emit_recurse(os, this);
os << " step_ = &step_" << top_step << "_;" << endl;
os << " return true;" << endl;
os << " }" << endl;
os << " bool step_" << out_step << "_()" << endl;
os << " {" << endl;
}
void target_vvm::proc_repeat(ostream&os, const NetRepeat*net)
{
string expr = emit_proc_rval(os, 8, net->expr());
unsigned top_step = ++thread_step_;
unsigned out_step = ++thread_step_;
os << " step_" << top_step << "_idx_ = " << expr <<
".as_unsigned();" << endl;
os << " step_ = &step_" << top_step << "_;" << endl;
os << " return true;" << endl;
os << " }" << endl;
os << " unsigned step_" << top_step << "_idx_;" << endl;
os << " bool step_" << top_step << "_()" << endl;
os << " {" << endl;
os << " if (step_" << top_step << "_idx_ == 0) {" << endl;
os << " step_ = &step_" << out_step << "_;" << endl;
os << " return true;" << endl;
os << " }" << endl;
os << " step_" << top_step << "_idx_ -= 1;" << endl;
net->emit_recurse(os,this);
os << " step_ = &step_" << top_step << "_;" << endl;
os << " return true;" << endl;
os << " }" << endl;
os << " bool step_" << out_step << "_()" << endl;
os << " {" << endl;
}
void target_vvm::proc_task(ostream&os, const NetTask*net)
{
if (net->name()[0] == '$') {
@ -1136,6 +1193,10 @@ extern const struct target tgt_vvm = {
};
/*
* $Log: t-vvm.cc,v $
* Revision 1.25 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.24 1999/06/10 04:03:43 steve
* Do not bother trying to print lvalue name in comment.
*

18
target.cc
View File

@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: target.cc,v 1.11 1999/06/09 03:00:06 steve Exp $"
#ident "$Id: target.cc,v 1.12 1999/06/19 21:06:16 steve Exp $"
#endif
# include "target.h"
@ -135,6 +135,18 @@ void target_t::proc_event(ostream&os, const NetPEvent*)
"Unhandled proc_event." << endl;
}
void target_t::proc_forever(ostream&os, const NetForever*)
{
cerr << "target (" << typeid(*this).name() << "): "
"Unhandled proc_forever." << endl;
}
void target_t::proc_repeat(ostream&os, const NetRepeat*)
{
cerr << "target (" << typeid(*this).name() << "): "
"Unhandled proc_repeat." << endl;
}
void target_t::proc_task(ostream&os, const NetTask*)
{
}
@ -208,6 +220,10 @@ void expr_scan_t::expr_binary(const NetEBinary*ex)
/*
* $Log: target.cc,v $
* Revision 1.12 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.11 1999/06/09 03:00:06 steve
* Add support for procedural concatenation expression.
*

8
target.h
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: target.h,v 1.11 1999/06/09 03:00:06 steve Exp $"
#ident "$Id: target.h,v 1.12 1999/06/19 21:06:16 steve Exp $"
#endif
# include "netlist.h"
@ -81,6 +81,8 @@ struct target_t {
virtual void proc_block(ostream&os, const NetBlock*);
virtual void proc_case(ostream&os, const NetCase*);
virtual void proc_condit(ostream&os, const NetCondit*);
virtual void proc_forever(ostream&os, const NetForever*);
virtual void proc_repeat(ostream&os, const NetRepeat*);
virtual void proc_task(ostream&os, const NetTask*);
virtual void proc_while(ostream&os, const NetWhile*);
@ -125,6 +127,10 @@ extern const struct target *target_table[];
/*
* $Log: target.h,v $
* Revision 1.12 1999/06/19 21:06:16 steve
* Elaborate and supprort to vvm the forever
* and repeat statements.
*
* Revision 1.11 1999/06/09 03:00:06 steve
* Add support for procedural concatenation expression.
*