riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Add "wbflip" command 

Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-04-20 11:04:46 +02:00
parent 8f93999129
commit 5b915f0153
3 changed files with 45 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
kernel/rtlil.cc
View File

@ -207,9 +207,12 @@ bool RTLIL::Const::is_fully_undef() const
return true;
}
void RTLIL::AttrObject::set_bool_attribute(RTLIL::IdString id)
void RTLIL::AttrObject::set_bool_attribute(RTLIL::IdString id, bool value)
{
if (value)
attributes[id] = RTLIL::Const(1);
else if (attributes.count(id))
attributes.erase(id);
}
bool RTLIL::AttrObject::get_bool_attribute(RTLIL::IdString id) const

2
kernel/rtlil.h
View File

@ -566,7 +566,7 @@ struct RTLIL::AttrObject
{
dict<RTLIL::IdString, RTLIL::Const> attributes;
void set_bool_attribute(RTLIL::IdString id);
void set_bool_attribute(RTLIL::IdString id, bool value=true);
bool get_bool_attribute(RTLIL::IdString id) const;
bool get_blackbox_attribute(bool ignore_wb=false) const {

39
passes/cmds/setattr.cc
View File

@ -128,6 +128,45 @@ struct SetattrPass : public Pass {
}
} SetattrPass;
struct WbflipPass : public Pass {
WbflipPass() : Pass("wbflip", "flip the whitebox attribute") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" wbflip [selection]\n");
log("\n");
log("Flip the whitebox attribute on selected cells. I.e. if it's set, unset it, and\n");
log("vice-versa. Blackbox cells are not effected by this command.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
std::string arg = args[argidx];
// if (arg == "-mod") {
// flag_mod = true;
// continue;
// }
break;
}
extra_args(args, argidx, design);
for (Module *module : design->modules())
{
if (!design->selected(module))
continue;
if (module->get_bool_attribute("\\blackbox"))
continue;
module->set_bool_attribute("\\whitebox", !module->get_bool_attribute("\\whitebox"));
}
}
} WbflipPass;
struct SetparamPass : public Pass {
SetparamPass() : Pass("setparam", "set/unset parameters on objects") { }
void help() YS_OVERRIDE