LT and GT fixes from Eric Aardoom.
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steve
parent
26288eeeb4
commit
680c35a845
21
t-vvm.cc
21
t-vvm.cc
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@ -17,7 +17,7 @@
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#if !defined(WINNT)
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#ident "$Id: t-vvm.cc,v 1.78 1999/11/21 01:16:51 steve Exp $"
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#ident "$Id: t-vvm.cc,v 1.79 1999/11/24 04:38:49 steve Exp $"
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#endif
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# include <iostream>
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@ -891,6 +891,14 @@ void target_vvm::lpm_compare(ostream&os, const NetCompare*gate)
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os << "static vvm_compare<" << gate->width() << "> " <<
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mangle(gate->name()) << ";" << endl;
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if (gate->pin_ALB().is_linked()) {
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unsigned pin = gate->pin_ALB().get_pin();
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string outfun = defn_gate_outputfun_(os,gate,pin);
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init_code << " " << mangle(gate->name()) <<
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".config_ALB_out(&" << outfun << ");" << endl;
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emit_gate_outputfun_(gate,pin);
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}
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if (gate->pin_ALEB().is_linked()) {
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unsigned pin = gate->pin_ALEB().get_pin();
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string outfun = defn_gate_outputfun_(os, gate, pin);
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@ -899,6 +907,14 @@ void target_vvm::lpm_compare(ostream&os, const NetCompare*gate)
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emit_gate_outputfun_(gate, pin);
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}
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if (gate->pin_AGB().is_linked()) {
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unsigned pin = gate->pin_AGB().get_pin();
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string outfun = defn_gate_outputfun_(os,gate,pin);
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init_code << " " << mangle(gate->name()) <<
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".config_AGB_out(&" << outfun << ");" << endl;
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emit_gate_outputfun_(gate,pin);
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}
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if (gate->pin_AGEB().is_linked()) {
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unsigned pin = gate->pin_AGEB().get_pin();
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string outfun = defn_gate_outputfun_(os, gate, pin);
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@ -1926,6 +1942,9 @@ extern const struct target tgt_vvm = {
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};
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/*
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* $Log: t-vvm.cc,v $
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* Revision 1.79 1999/11/24 04:38:49 steve
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* LT and GT fixes from Eric Aardoom.
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*
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* Revision 1.78 1999/11/21 01:16:51 steve
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* Fix coding errors handling names of logic devices,
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* and add support for buf device in vvm.
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@ -23,7 +23,7 @@
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* Picture Elements, Inc., 777 Panoramic Way, Berkeley, CA 94704.
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*/
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#if !defined(WINNT)
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#ident "$Id: vvm_gates.cc,v 1.1 1999/11/22 00:30:52 steve Exp $"
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#ident "$Id: vvm_gates.cc,v 1.2 1999/11/24 04:38:49 steve Exp $"
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#endif
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# include "vvm_gates.h"
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@ -85,9 +85,30 @@ vpip_bit_t compute_nor(const vpip_bit_t*inp, unsigned count)
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return not(outval);
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}
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vpip_bit_t compute_xor(const vpip_bit_t*inp, unsigned count)
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{
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vpip_bit_t outval = inp[0];
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for (unsigned i = 1; i < count; i++)
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outval = outval ^ inp[i];
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return outval;
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}
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vpip_bit_t compute_nand(const vpip_bit_t*inp, unsigned count)
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{
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return not(compute_and(inp,count));
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}
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vpip_bit_t compute_xnor(const vpip_bit_t*inp, unsigned count)
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{
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return not(compute_xor(inp,count));
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}
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/*
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* $Log: vvm_gates.cc,v $
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* Revision 1.2 1999/11/24 04:38:49 steve
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* LT and GT fixes from Eric Aardoom.
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*
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* Revision 1.1 1999/11/22 00:30:52 steve
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* Detemplate some and, or and nor methods.
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*
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@ -19,15 +19,18 @@
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#if !defined(WINNT)
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#ident "$Id: vvm_gates.h,v 1.26 1999/11/22 00:30:52 steve Exp $"
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#ident "$Id: vvm_gates.h,v 1.27 1999/11/24 04:38:49 steve Exp $"
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#endif
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# include "vvm.h"
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# include <assert.h>
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extern vpip_bit_t compute_nand(const vpip_bit_t*inp, unsigned count);
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extern vpip_bit_t compute_and(const vpip_bit_t*inp, unsigned count);
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extern vpip_bit_t compute_nor(const vpip_bit_t*inp, unsigned count);
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extern vpip_bit_t compute_or(const vpip_bit_t*inp, unsigned count);
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extern vpip_bit_t compute_xor(const vpip_bit_t*inp, unsigned count);
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extern vpip_bit_t compute_xnor(const vpip_bit_t*inp, unsigned count);
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/*
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* A vvm gate is constructed with an input width and an output
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@ -318,7 +321,7 @@ template <unsigned WIDTH> class vvm_compare {
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lt = less_with_cascade(a_[idx], b_[idx], lt);
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}
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if ((gt_ == gt) || (lt_ == lt)) return;
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if ((gt_ == gt) && (lt_ == lt)) return;
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gt_ = gt;
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lt_ = lt;
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if (out_lt_) {
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@ -979,6 +982,9 @@ template <unsigned WIDTH> class vvm_pevent {
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/*
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* $Log: vvm_gates.h,v $
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* Revision 1.27 1999/11/24 04:38:49 steve
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* LT and GT fixes from Eric Aardoom.
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*
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* Revision 1.26 1999/11/22 00:30:52 steve
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* Detemplate some and, or and nor methods.
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*
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@ -1008,69 +1014,5 @@ template <unsigned WIDTH> class vvm_pevent {
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* Add the synth functor to do generic synthesis
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* and add the LPM_FF device to handle rows of
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* flip-flops.
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*
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* Revision 1.17 1999/10/31 20:08:24 steve
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* Include subtraction in LPM_ADD_SUB device.
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*
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* Revision 1.16 1999/10/31 04:11:28 steve
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* Add to netlist links pin name and instance number,
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* and arrange in vvm for pin connections by name
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* and instance number.
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*
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* Revision 1.15 1999/10/28 00:47:25 steve
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* Rewrite vvm VPI support to make objects more
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* persistent, rewrite the simulation scheduler
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* in C (to interface with VPI) and add VPI support
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* for callbacks.
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*
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* Revision 1.14 1999/10/10 01:59:55 steve
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* Structural case equals device.
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*
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* Revision 1.13 1999/10/09 19:24:36 steve
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* NOR device.
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*
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* Revision 1.12 1999/07/17 03:07:27 steve
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* pevent objects have initial values.
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*
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* Revision 1.11 1999/06/09 00:58:29 steve
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* Support for binary | (Stephen Tell)
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*
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* Revision 1.10 1999/05/03 01:51:29 steve
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* Restore support for wait event control.
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*
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* Revision 1.9 1999/05/01 20:43:55 steve
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* Handle wide events, such as @(a) where a has
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* many bits in it.
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*
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* Add to vvm the binary ^ and unary & operators.
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*
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* Dump events a bit more completely.
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*
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* Revision 1.8 1999/05/01 02:57:53 steve
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* Handle much more complex event expressions.
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*
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* Revision 1.7 1999/02/15 05:52:50 steve
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* Mangle that handles device instance numbers.
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*
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* Revision 1.6 1999/01/31 18:15:55 steve
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* Missing start methods.
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*
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* Revision 1.5 1999/01/01 01:44:56 steve
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* Support the start() method.
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*
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* Revision 1.4 1998/12/20 02:05:41 steve
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* Function to calculate wire initial value.
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*
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* Revision 1.3 1998/12/17 23:54:58 steve
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* VVM support for small sequential UDP objects.
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*
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* Revision 1.2 1998/11/10 00:48:31 steve
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* Add support it vvm target for level-sensitive
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* triggers (i.e. the Verilog wait).
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* Fix display of $time is format strings.
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*
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* Revision 1.1 1998/11/09 23:44:11 steve
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* Add vvm library.
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*
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*/
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#endif
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