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Merge pull request #861 from YosysHQ/verific_chparam

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Add -chparam option to verific command
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Clifford Wolf 2019-03-08 23:02:56 -08:00 • committed by GitHub
commit 7504d4d345
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2 changed files with 20 additions and 3 deletions
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2
frontends/verific/README
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@ -21,7 +21,7 @@ Then run in the following command in this directory:
sby -f example.sby
This will generate approximately one page of text outpout. The last lines
This will generate approximately one page of text output. The last lines
should be something like this:
SBY [example] summary: Elapsed clock time [H:MM:SS (secs)]: 0:00:00 (0)

21
frontends/verific/verific.cc
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@ -1855,6 +1855,13 @@ struct VerificPass : public Pass {
log(" -autocover\n");
log(" Generate automatic cover statements for all asserts\n");
log("\n");
log(" -chparam name value \n");
log(" Elaborate the specified top modules (all modules when -all given) using\n");
log(" this parameter value. Modules on which this parameter does not exist will\n");
log(" cause Verific to produce a VERI-1928 or VHDL-1676 message. This option\n");
log(" can be specified multiple times to override multiple parameters.\n");
log(" String values must be passed in double quotes (\").\n");
log("\n");
log(" -v, -vv\n");
log(" Verbose log messages. (-vv is even more verbose than -v.)\n");
log("\n");
@ -2109,6 +2116,7 @@ struct VerificPass : public Pass {
bool mode_autocover = false;
bool flatten = false, extnets = false;
string dumpfile;
Map parameters(STRING_HASH);
for (argidx++; argidx < GetSize(args); argidx++) {
if (args[argidx] == "-all") {
@ -2147,6 +2155,15 @@ struct VerificPass : public Pass {
mode_autocover = true;
continue;
}
if (args[argidx] == "-chparam" && argidx+2 < GetSize(args)) {
const std::string &key = args[++argidx];
const std::string &value = args[++argidx];
unsigned new_insertion = parameters.Insert(key.c_str(), value.c_str(),
1 /* force_overwrite */);
if (!new_insertion)
log_warning_noprefix("-chparam %s already specified: overwriting.\n", key.c_str());
continue;
}
if (args[argidx] == "-V") {
mode_verific = true;
continue;
@ -2180,7 +2197,7 @@ struct VerificPass : public Pass {
if (vhdl_lib) vhdl_libs.InsertLast(vhdl_lib);
if (veri_lib) veri_libs.InsertLast(veri_lib);
Array *netlists = hier_tree::ElaborateAll(&veri_libs, &vhdl_libs);
Array *netlists = hier_tree::ElaborateAll(&veri_libs, &vhdl_libs, &parameters);
Netlist *nl;
int i;
@ -2217,7 +2234,7 @@ struct VerificPass : public Pass {
}
log("Running hier_tree::Elaborate().\n");
Array *netlists = hier_tree::Elaborate(&veri_modules, &vhdl_units);
Array *netlists = hier_tree::Elaborate(&veri_modules, &vhdl_units, &parameters);
Netlist *nl;
int i;