Clean up the unordered_map fallback support.

  - Now there is only one macro for all use of unordered_map in the code.
  - Moving all instances of gcc/cuda version detection into a single file.
  - Adding a warning when the fallback is triggered.

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 13542]

1 files changed, 7 insertions, 8 deletions

diff --git a/src/cuda-sim/ptx-stats.cc b/src/cuda-sim/ptx-stats.cc
index 3578be9..0a9f08d 100644
--- a/src/cuda-sim/ptx-stats.cc
+++ b/src/cuda-sim/ptx-stats.cc
@@ -80,14 +80,6 @@ public:
     unsigned line;
 };
 
-struct hash_ptx_file_line
-{
-    std::size_t operator()(const ptx_file_line & pfline) const {
-        std::hash<unsigned> hash_line;
-        return hash_line(pfline.line);
-    }
-};
-
 // holds all statistics collected for a singe PTX source line
 class ptx_file_line_stats
 {
@@ -113,6 +105,13 @@ public:
 #if (tr1_hash_map_ismap == 1)
 typedef tr1_hash_map<ptx_file_line, ptx_file_line_stats> ptx_file_line_stats_map_t;
 #else
+struct hash_ptx_file_line
+{
+    std::size_t operator()(const ptx_file_line & pfline) const {
+        std::hash<unsigned> hash_line;
+        return hash_line(pfline.line);
+    }
+};
 typedef tr1_hash_map<ptx_file_line, ptx_file_line_stats, hash_ptx_file_line> ptx_file_line_stats_map_t;
 #endif