From 2fb4931e5be2c2a0c80ffbca73ad74ebb8c9032f Mon Sep 17 00:00:00 2001
From: Alberto Gonzalez <boqwxp@airmail.cc>
Date: Tue, 14 Apr 2020 18:09:05 +0000
Subject: Add specialized `hash()` for type `dict` and use a `dict` instead of
 a `std::map` for `techmap_cache` and `techmap_do_cache`.

---
 passes/techmap/techmap.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'passes/techmap')

diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index bd7cc14a9..9779ecae9 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -63,8 +63,8 @@ void apply_prefix(IdString prefix, RTLIL::SigSpec &sig, RTLIL::Module *module)
 struct TechmapWorker
 {
 	dict<IdString, void(*)(RTLIL::Module*, RTLIL::Cell*)> simplemap_mappers;
-	std::map<std::pair<IdString, std::map<IdString, RTLIL::Const>>, RTLIL::Module*> techmap_cache;
-	std::map<RTLIL::Module*, bool> techmap_do_cache;
+	dict<std::pair<IdString, dict<IdString, RTLIL::Const>>, RTLIL::Module*> techmap_cache;
+	dict<RTLIL::Module*, bool> techmap_do_cache;
 	std::set<RTLIL::Module*, IdString::compare_ptr_by_name<RTLIL::Module>> module_queue;
 	dict<Module*, SigMap> sigmaps;
 
@@ -568,7 +568,7 @@ struct TechmapWorker
 			{
 				IdString derived_name = tpl_name;
 				RTLIL::Module *tpl = map->module(tpl_name);
-				std::map<IdString, RTLIL::Const> parameters(cell->parameters.begin(), cell->parameters.end());
+				dict<IdString, RTLIL::Const> parameters(cell->parameters.begin(), cell->parameters.end());
 
 				if (tpl->get_blackbox_attribute(ignore_wb))
 					continue;
@@ -778,7 +778,7 @@ struct TechmapWorker
 			use_wrapper_tpl:;
 					// do not register techmap_wrap modules with techmap_cache
 				} else {
-					std::pair<IdString, std::map<IdString, RTLIL::Const>> key(tpl_name, parameters);
+					std::pair<IdString, dict<IdString, RTLIL::Const>> key(tpl_name, parameters);
 					if (techmap_cache.count(key) > 0) {
 						tpl = techmap_cache[key];
 					} else {
-- 
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