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sdc: error on unknown getters

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This commit is contained in:
Emil J. Tywoniak 2025-10-09 20:55:15 +02:00
parent 0aa2a4c260
commit 91ff55a50c
4 changed files with 60 additions and 7 deletions
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35
passes/cmds/sdc/sdc.cc
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@ -344,9 +344,32 @@ static std::pair<bool, BitSelection> matches(std::string name, const std::string
}
}
static int graph_node(TclCall call) {
// TODO is that it?
return redirect_unknown(call);
static int getter_graph_node(TclCall call) {
// Insert -getter-validated as first argument for passing to unknown
// to distinguish resolved and unknown getters.
// For example, if call is ["get_foo", "-bar"]
// then newCall is ["get_foo", "-getter-validated", "-bar"]
Tcl_Obj* validity_tag = Tcl_NewStringObj("-getter-validated", -1);
Tcl_IncrRefCount(validity_tag);
std::vector<Tcl_Obj*> newObjv(call.objc + 1);
log_assert(call.objc > 0);
newObjv[0] = call.objv[0];
newObjv[1] = validity_tag;
for (int i = 1; i < call.objc; ++i) {
newObjv[i + 1] = call.objv[i];
}
// Send the vector to the Tcl land
Tcl_Obj** allocatedObjv = new Tcl_Obj*[call.objc + 1];
for (int i = 0; i < call.objc + 1; ++i) {
allocatedObjv[i] = newObjv[i];
}
TclCall newCall {
.interp = call.interp,
.objc = call.objc + 1,
.objv = allocatedObjv
};
// Finally, redirect to unknown handler
return redirect_unknown(newCall);
}
static int redirect_unknown(TclCall call) {
@ -610,7 +633,7 @@ static int sdc_get_pins_cmd(ClientData data, Tcl_Interp *interp, int objc, Tcl_O
const auto& pins = objects->design_pins;
resolved = find_matching<SdcObjects::CellPin, decltype(pins)>(pins, config, opts.patterns, "pin");
return graph_node(TclCall{interp, objc, objv});
return getter_graph_node(TclCall{interp, objc, objv});
}
static int sdc_get_ports_cmd(ClientData data, Tcl_Interp *interp, int objc, Tcl_Obj* const objv[])
@ -631,7 +654,7 @@ static int sdc_get_ports_cmd(ClientData data, Tcl_Interp *interp, int objc, Tcl_
merge_or_init(std::make_pair(name, wire), objects->constrained_ports, matching_bits);
}
return graph_node(TclCall{interp, objc, objv});
return getter_graph_node(TclCall{interp, objc, objv});
}
static int sdc_get_nets_cmd(ClientData data, Tcl_Interp *interp, int objc, Tcl_Obj* const objv[])
@ -652,7 +675,7 @@ static int sdc_get_nets_cmd(ClientData data, Tcl_Interp *interp, int objc, Tcl_O
merge_or_init(std::make_pair(name, wire), objects->constrained_nets, matching_bits);
}
return graph_node(TclCall{interp, objc, objv});
return getter_graph_node(TclCall{interp, objc, objv});
}
class SDCInterpreter