Merge pull request #11 from utsaslab/ntstore

Updates in P-Masstree
utsaslab · Aug 29, 2020 · bab7b1f · bab7b1f
2 parents 85b5fc0 + a49aefb
commit bab7b1f
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Showing 4 changed files with 764 additions and 422 deletions.
diff --git a/P-ART/N.cpp b/P-ART/N.cpp
@@ -1,5 +1,6 @@
 #include <assert.h>
 #include <algorithm>
+#include <emmintrin.h>
 
 #include "N.h"
 #include "N4.cpp"
@@ -53,6 +54,13 @@ namespace ART_ROWEX {
         if (back)
             mfence();
     }
+
+    inline void N::movnt64(uint64_t *dest, uint64_t const &src) {
+        mfence();
+        _mm_stream_si64((long long int *)dest, *(long long int *)&src);
+        mfence();
+    }
+
 #ifdef LOCK_INIT
     void lock_initialization () {
         printf("lock table size = %lu\n", lock_initializer.size());

diff --git a/P-ART/N.h b/P-ART/N.h
@@ -158,6 +158,8 @@ namespace ART_ROWEX {
         static inline void mfence() __attribute__((always_inline));
 
         static inline void clflush(char *data, int len, bool front, bool back) __attribute__((always_inline));
+
+        static inline void movnt64(uint64_t *dest, uint64_t const &src) __attribute__((always_inline));
     };
 
     class N4 : public N {