From: Clifford Wolf <clifford@clifford.at>
Date: Thu, 31 Oct 2013 11:27:07 +0000 (+0100)
Subject: Added placeholder check to dfflibmap and cleaned up some other placeholder checks
X-Git-Tag: yosys-0.2.0~425
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0efe16f118e20e30b5fce152cf668a0929a08439;p=yosys.git

Added placeholder check to dfflibmap and cleaned up some other placeholder checks
---

diff --git a/backends/blif/blif.cc b/backends/blif/blif.cc
index 747ba17d3..e8909b91a 100644
--- a/backends/blif/blif.cc
+++ b/backends/blif/blif.cc
@@ -298,7 +298,7 @@ struct BlifBackend : public Backend {
 		for (auto module_it : design->modules)
 		{
 			RTLIL::Module *module = module_it.second;
-			if ((module->get_bool_attribute("\\placeholder")) > 0)
+			if (module->get_bool_attribute("\\placeholder"))
 				continue;
 
 			if (module->processes.size() != 0)
diff --git a/passes/cmds/show.cc b/passes/cmds/show.cc
index 0721d4fdf..583b8da9a 100644
--- a/passes/cmds/show.cc
+++ b/passes/cmds/show.cc
@@ -477,7 +477,7 @@ struct ShowWorker
 			if (!design->selected_module(module->name))
 				continue;
 			if (design->selected_whole_module(module->name)) {
-				if (module->get_bool_attribute("\\placeholder") > 0) {
+				if (module->get_bool_attribute("\\placeholder")) {
 					log("Skipping placeholder module %s.\n", id2cstr(module->name));
 					continue;
 				} else
@@ -617,7 +617,7 @@ struct ShowPass : public Pass {
 		if (format != "ps") {
 			int modcount = 0;
 			for (auto &mod_it : design->modules) {
-				if (mod_it.second->get_bool_attribute("\\placeholder") > 0)
+				if (mod_it.second->get_bool_attribute("\\placeholder"))
 					continue;
 				if (mod_it.second->cells.empty() && mod_it.second->connections.empty())
 					continue;
diff --git a/passes/techmap/dfflibmap.cc b/passes/techmap/dfflibmap.cc
index 111f2f919..bebf7ce63 100644
--- a/passes/techmap/dfflibmap.cc
+++ b/passes/techmap/dfflibmap.cc
@@ -498,7 +498,7 @@ struct DfflibmapPass : public Pass {
  		logmap_all();
 
 		for (auto &it : design->modules)
-			if (design->selected(it.second))
+			if (design->selected(it.second) && !it.second->get_bool_attribute("\\placeholder"))
 				dfflibmap(design, it.second);
 
 		cell_mappings.clear();