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sdc: specialize stubs for the call graph

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This commit is contained in:
Emil J. Tywoniak 2025-10-08 13:49:53 +02:00
parent dead2aa03f
commit a4dc0156bb
3 changed files with 2 additions and 17 deletions
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2
passes/cmds/sdc/Makefile.inc
View file

@ -1,3 +1,3 @@
OBJS += passes/cmds/sdc/sdc.o OBJS += passes/cmds/sdc/sdc.o
$(eval $(call add_share_file,share/sdc,passes/cmds/sdc/stubs.sdc)) $(eval $(call add_share_file,share/sdc,passes/cmds/sdc/graph-stubs.sdc))

15
passes/cmds/sdc/stubs.sdc → passes/cmds/sdc/graph-stubs.sdc
View file

@ -1,18 +1,3 @@
# with Tcl's eager evaluation, we will still eval args if they're unused by a stub
proc stub {function_name} {
proc $function_name {args} "puts \"stubbed $function_name\""
}
proc is_suppressed {args} {
return 0
}
# stub current_design
#stub ys_track_typed_key
stub ys_track_untyped_key
stub ys_err_key
stub ys_err_flag
proc unknown {args} { proc unknown {args} {
global sdc_call_index global sdc_call_index
global sdc_calls global sdc_calls

2
passes/cmds/sdc/sdc.cc
View file

@ -805,7 +805,7 @@ struct SdcPass : public Pass {
SDCInterpreter& sdc = SDCInterpreter::get(); SDCInterpreter& sdc = SDCInterpreter::get();
Tcl_Interp *interp = sdc.fresh_interp(design); Tcl_Interp *interp = sdc.fresh_interp(design);
Tcl_Preserve(interp); Tcl_Preserve(interp);
std::string stub_path = "+/sdc/stubs.sdc"; std::string stub_path = "+/sdc/graph-stubs.sdc";
rewrite_filename(stub_path); rewrite_filename(stub_path);
if (Tcl_EvalFile(interp, stub_path.c_str()) != TCL_OK) if (Tcl_EvalFile(interp, stub_path.c_str()) != TCL_OK)
log_cmd_error("SDC interpreter returned an error in stub preamble file: %s\n", Tcl_GetStringResult(interp)); log_cmd_error("SDC interpreter returned an error in stub preamble file: %s\n", Tcl_GetStringResult(interp));