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sparc64: Add SPARC-T4 optimized memcpy.

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Before		After
		--------------	--------------
bw_tcp:         1288.53 MB/sec	1637.77 MB/sec
bw_pipe:        1517.18 MB/sec	2107.61 MB/sec
bw_unix:        1838.38 MB/sec	2640.91 MB/sec

make -s -j128
allmodconfig	5min 49sec	5min 31sec

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2012-09-26 21:11:01 -07:00
parent da20116166
commit ae2c6ca641
8 changed files with 546 additions and 2 deletions
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2
arch/sparc/lib/NGpage.S
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@@ -59,6 +59,8 @@ NGcopy_user_page: /* %o0=dest, %o1=src, %o2=vaddr */
restore
.align 32
.globl NGclear_page
.globl NGclear_user_page
NGclear_page: /* %o0=dest */
NGclear_user_page: /* %o0=dest, %o1=vaddr */
rd %asi, %g3