[gem5-dev] changeset in gem5: inorder: use m5_hash_map for skedCache

[Korey Sewell]

changeset a1f59a213b35 in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=a1f59a213b35
description:
        inorder: use m5_hash_map for skedCache
        since we dont care about if the cache of instruction schedules is 
sorted or not,
        then the hash map should be faster

diffstat:

 src/cpu/inorder/cpu.cc |  8 +++-----
 src/cpu/inorder/cpu.hh |  4 ++--
 2 files changed, 5 insertions(+), 7 deletions(-)

diffs (40 lines):

diff -r 89071b71691e -r a1f59a213b35 src/cpu/inorder/cpu.cc
--- a/src/cpu/inorder/cpu.cc    Fri Jun 17 12:20:11 2011 -0500
+++ b/src/cpu/inorder/cpu.cc    Sun Jun 19 21:43:33 2011 -0400
@@ -358,10 +358,8 @@
 {
     delete resPool;
 
-    std::map<SkedID, ThePipeline::RSkedPtr>::iterator sked_it =
-        skedCache.begin();
-    std::map<SkedID, ThePipeline::RSkedPtr>::iterator sked_end =
-        skedCache.end();
+    SkedCacheIt sked_it = skedCache.begin();
+    SkedCacheIt sked_end = skedCache.end();
 
     while (sked_it != sked_end) {
         delete (*sked_it).second;
@@ -370,7 +368,7 @@
     skedCache.clear();
 }
 
-std::map<InOrderCPU::SkedID, ThePipeline::RSkedPtr> InOrderCPU::skedCache;
+m5::hash_map<InOrderCPU::SkedID, ThePipeline::RSkedPtr> InOrderCPU::skedCache;
 
 RSkedPtr
 InOrderCPU::createFrontEndSked()
diff -r 89071b71691e -r a1f59a213b35 src/cpu/inorder/cpu.hh
--- a/src/cpu/inorder/cpu.hh    Fri Jun 17 12:20:11 2011 -0500
+++ b/src/cpu/inorder/cpu.hh    Sun Jun 19 21:43:33 2011 -0400
@@ -300,9 +300,9 @@
     typedef uint32_t SkedID;
 
     /** Cache of Instruction Schedule using the instruction's name as a key */
-    static std::map<SkedID, ThePipeline::RSkedPtr> skedCache;
+    static m5::hash_map<SkedID, ThePipeline::RSkedPtr> skedCache;
 
-    typedef std::map<SkedID, ThePipeline::RSkedPtr>::iterator SkedCacheIt;
+    typedef m5::hash_map<SkedID, ThePipeline::RSkedPtr>::iterator SkedCacheIt;
 
     /** Initialized to last iterator in map, signifying a invalid entry
         on map searches
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