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Better message for combinational operators.

This commit is contained in:
steve 1999-10-09 19:24:04 +00:00
parent a4f3fa8997
commit aa11f57b57
2 changed files with 25 additions and 5 deletions
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14
README.txt
View File

@ -2,7 +2,7 @@
September 18, 1999
1.0 What is ICARUS Verilog(IVL)?
1.0 What is ICARUS Verilog?
Icarus Verilog is intended to compile ALL of the Verilog HDL as described
in the IEEE-1364 standard. Of course, it's not quite there yet. It does
@ -266,11 +266,19 @@ current state of support for Verilog.
- fork/join is not supported in vvm runtime
- structural arithmetic operators are in general not
supported. Procedural expressions are OK.
- structural arithmetic operators are in general not supported.
Procedural expressions are OK. Constant expressions are OK.
assign foo = a + b; // sorry
always @(a or b) foo = a + b; // OK
parameter foo = a + b; // OK
- Structural shift operators are in general not supported.
Procedural expressions are OK. Constant expressions are OK.
assign foo = a << b; // sorry
always @(a or b) foo = a << b; // OK
parameter foo = a << b; // OK
- Functions in structural contexts are not supported.

16
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 1.113 1999/10/08 17:48:08 steve Exp $"
#ident "$Id: elaborate.cc,v 1.114 1999/10/09 19:24:04 steve Exp $"
#endif
/*
@ -797,8 +797,17 @@ NetNet* PEBinary::elaborate_net(Design*des, const string&path,
break;
}
case 'l':
case 'r':
cerr << get_line() << ": sorry: combinational shift"
" not supported here." << endl;
des->errors += 1;
osig = 0;
break;
default:
cerr << "internal eror: Unhandled BINARY '" << op_ << "'" << endl;
cerr << get_line() << ": internal error: unsupported"
" combinational operator (" << op_ << ")." << endl;
des->errors += 1;
osig = 0;
}
@ -2587,6 +2596,9 @@ Design* elaborate(const map<string,Module*>&modules,
/*
* $Log: elaborate.cc,v $
* Revision 1.114 1999/10/09 19:24:04 steve
* Better message for combinational operators.
*
* Revision 1.113 1999/10/08 17:48:08 steve
* Support + in constant expressions.
*