linux/arch/sparc64/lib
David S. Miller 25e5566ed3 [SPARC64]: Fix missing load-twin usage in Niagara-1 memcpy.
For the case where the source is not aligned modulo 8
we don't use load-twins to suck the data in and this
kills performance since normal loads allocate in the
L1 cache (unlike load-twin) and thus big memcpys swipe
the entire L1 D-cache.

We need to allocate a register window to implement this
properly, but that actually simplifies a lot of things
as a nice side-effect.

Signed-off-by: David S. Miller <davem@davemloft.net>
2007-10-02 01:03:09 -07:00
..
GENbzero.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
GENcopy_from_user.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
GENcopy_to_user.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
GENmemcpy.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
GENpage.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
GENpatch.S [SPARC64]: Do not assume sun4v chips have load-twin/store-init support. 2007-08-08 17:33:45 -07:00
Makefile [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NG2copy_from_user.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NG2copy_to_user.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NG2memcpy.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NG2page.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NG2patch.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NGbzero.S
NGcopy_from_user.S [SPARC64]: Fix missing load-twin usage in Niagara-1 memcpy. 2007-10-02 01:03:09 -07:00
NGcopy_to_user.S [SPARC64]: Fix missing load-twin usage in Niagara-1 memcpy. 2007-10-02 01:03:09 -07:00
NGmemcpy.S [SPARC64]: Fix missing load-twin usage in Niagara-1 memcpy. 2007-10-02 01:03:09 -07:00
NGpage.S [SPARC64]: Niagara-2 optimized copies. 2007-08-16 01:47:25 -07:00
NGpatch.S
PeeCeeI.c
U1copy_from_user.S
U1copy_to_user.S
U1memcpy.S
U3copy_from_user.S
U3copy_to_user.S
U3memcpy.S
U3patch.S
VISsave.S
atomic.S
bitops.S
bzero.S
checksum.S
clear_page.S
copy_in_user.S
copy_page.S
csum_copy.S
csum_copy_from_user.S
csum_copy_to_user.S
iomap.c
ipcsum.S
mcount.S
memcmp.S
memmove.S
memscan.S
rwsem.S
strlen.S
strlen_user.S
strncmp.S
strncpy_from_user.S
user_fixup.c
xor.S