summaryrefslogtreecommitdiff
path: root/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S
diff options
context:
space:
mode:
authorH.J. Lu <hongjiu.lu@intel.com>2010-06-30 08:26:11 -0700
committerUlrich Drepper <drepper@redhat.com>2010-06-30 08:26:11 -0700
commit6fb8cbcb58a29fff73eb2101b34caa19a7f88eba (patch)
tree3a39ddec3a6cf66f8541c6591dbe4017136580f0 /sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S
parentd85f8ff66711fd3b1c5753330499c7403fa46d81 (diff)
downloadglibc-6fb8cbcb58a29fff73eb2101b34caa19a7f88eba.tar.gz
Improve 64bit memcpy/memmove for Atom, Core 2 and Core i7
This patch includes optimized 64bit memcpy/memmove for Atom, Core 2 and Core i7. It improves memcpy by up to 3X on Atom, up to 4X on Core 2 and up to 1X on Core i7. It also improves memmove by up to 3X on Atom, up to 4X on Core 2 and up to 2X on Core i7.
Diffstat (limited to 'sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S')
-rw-r--r--sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S4
1 files changed, 4 insertions, 0 deletions
diff --git a/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S b/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S
new file mode 100644
index 0000000000..82ffacb8fb
--- /dev/null
+++ b/sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S
@@ -0,0 +1,4 @@
+#define USE_AS_MEMPCPY
+#define MEMCPY __mempcpy_ssse3_back
+#define MEMCPY_CHK __mempcpy_chk_ssse3_back
+#include "memcpy-ssse3-back.S"