Use bit manipulation instead of memory access, improve eet speed with big edje file.

SVN revision: 35946

1 files changed, 3 insertions, 14 deletions

diff --git a/legacy/eet/src/lib/eet_utils.c b/legacy/eet/src/lib/eet_utils.c
index 1785076a71..10eb5407ff 100644
--- a/legacy/eet/src/lib/eet_utils.c
+++ b/legacy/eet/src/lib/eet_utils.c
@@ -13,21 +13,9 @@ _eet_hash_gen(const char *key, int hash_size)
 {
    int                  hash_num = 0;
    int                  value, i;
+   int                  mask;
    unsigned char        *ptr;
 
-   const int masks[9] =
-     {
-        0x00,
-        0x01,
-        0x03,
-        0x07,
-        0x0f,
-        0x1f,
-        0x3f,
-        0x7f,
-        0xff
-     };
-
    /* no string - index 0 */
    if (!key) return 0;
 
@@ -38,7 +26,8 @@ _eet_hash_gen(const char *key, int hash_size)
      hash_num ^= (value | (value << 8)) >> (i & 0x7);
 
    /* mask it */
-   hash_num &= masks[hash_size];
+   mask = (1 << hash_size) - 1;
+   hash_num &= mask;
    /* return it */
    return hash_num;
 }