Increase the GGC quire size to 2MB

gcc/:

2011-10-08  Andi Kleen  <ak@linux.intel.com>

	* ggc-page.c (GGC_QUIRE_SIZE): Increase to 512

From-SVN: r180066

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6f99d5fca0a36b32114e6099e4090d329fe35ad0..886ba44278fe6cb0c32dd165222b5b5a9b850138 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2011-10-08  Andi Kleen  <ak@linux.intel.com>
+
+       * ggc-page.c (GGC_QUIRE_SIZE): Increase to 512
+
 2011-10-13  Andi Kleen  <ak@linux.intel.com>
 
        * toplev.c (compile_file): Rename __gnu_slim_lto to __gnu_lto_slim.

diff --git a/gcc/ggc-page.c b/gcc/ggc-page.c
index 624f02971e559aedcd688dd7f5c6eba7e562733c..a218f7696d7aaba28dc3a9d6425118cc37f2e851 100644 (file)
--- a/gcc/ggc-page.c
+++ b/gcc/ggc-page.c
@@ -462,7 +462,7 @@ static struct globals
    can override this by defining GGC_QUIRE_SIZE explicitly.  */
 #ifndef GGC_QUIRE_SIZE
 # ifdef USING_MMAP
-#  define GGC_QUIRE_SIZE 256
+#  define GGC_QUIRE_SIZE 512   /* 2MB for 4K pages */
 # else
 #  define GGC_QUIRE_SIZE 16
 # endif