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Observe attributes to control synthesis.

This commit is contained in:
steve 2002-08-10 22:07:08 +00:00
parent 1bcacf06d4
commit b4b18f3f30
1 changed files with 22 additions and 4 deletions
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26
synth2.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#if !defined(WINNT) && !defined(macintosh) #if !defined(WINNT) && !defined(macintosh)
#ident "$Id: synth2.cc,v 1.5 2002/07/29 00:00:28 steve Exp $" #ident "$Id: synth2.cc,v 1.6 2002/08/10 22:07:08 steve Exp $"
#endif #endif
# include "config.h" # include "config.h"
@ -278,11 +278,26 @@ class synth2_f : public functor_t {
*/ */
void synth2_f::process(class Design*des, class NetProcTop*top) void synth2_f::process(class Design*des, class NetProcTop*top)
{ {
if (top->attribute("ivl_synthesis_off").as_ulong() != 0)
return;
if (! top->is_asynchronous()) { if (! top->is_asynchronous()) {
if (top->attribute("asynchronous").as_ulong() != 0) if (top->attribute("ivl_combinational").as_ulong() != 0) {
cerr << top->get_line() << ": warning: " cerr << top->get_line() << ": error: "
<< "Process is marked asynchronous," << "Process is marked combinational,"
<< " but isn't really." << endl; << " but isn't really." << endl;
des->errors += 1;
}
if (top->attribute("ivl_synthesis_on").as_ulong() != 0) {
cerr << top->get_line() << ": error: "
<< "Process is marked for synthesis,"
<< " but I can't do it." << endl;
des->errors += 1;
}
cerr << top->get_line() << ": warning: "
<< "Process not synthesized." << endl;
return; return;
} }
@ -304,6 +319,9 @@ void synth2(Design*des)
/* /*
* $Log: synth2.cc,v $ * $Log: synth2.cc,v $
* Revision 1.6 2002/08/10 22:07:08 steve
* Observe attributes to control synthesis.
*
* Revision 1.5 2002/07/29 00:00:28 steve * Revision 1.5 2002/07/29 00:00:28 steve
* Asynchronous synthesis of sequential blocks. * Asynchronous synthesis of sequential blocks.
* *