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-rw-r--r--kernel/rtlil.cc7
-rw-r--r--kernel/rtlil.h2
-rw-r--r--passes/cmds/setattr.cc39
3 files changed, 45 insertions, 3 deletions
diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 2f8715755..f6f08bb9e 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -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)
{
- attributes[id] = RTLIL::Const(1);
+ 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
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 9e396d6f6..330a81c3b 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -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 {
diff --git a/passes/cmds/setattr.cc b/passes/cmds/setattr.cc
index d38a6b3da..b9fcc3e7a 100644
--- a/passes/cmds/setattr.cc
+++ b/passes/cmds/setattr.cc
@@ -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