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authorRalf Baechle <ralf@linux-mips.org>2008-10-11 11:18:53 -0400
committerRalf Baechle <ralf@linux-mips.org>2008-10-11 11:18:53 -0400
commitd86a8123b11a9a40d850f6e88b89c948c2477da3 (patch)
tree3fa2b7d5cba53da1e26961019bdf62e44e58273e /arch/mips/lib
parent384740dc49ea651ba350704d13ff6be9976e37fe (diff)
MIPS: IP checksums: Remove unncessary folding of sum to 16 bit.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lib')
-rw-r--r--arch/mips/lib/csum_partial.S10
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S
index edac9892c51..201d82ee4c7 100644
--- a/arch/mips/lib/csum_partial.S
+++ b/arch/mips/lib/csum_partial.S
@@ -276,11 +276,6 @@ LEAF(csum_partial)
276 dsra32 sum, sum, 0 276 dsra32 sum, sum, 0
277 addu sum, v1 277 addu sum, v1
278#endif 278#endif
279 sll v1, sum, 16
280 addu sum, v1
281 sltu v1, sum, v1
282 srl sum, sum, 16
283 addu sum, v1
284 279
285 /* odd buffer alignment? */ 280 /* odd buffer alignment? */
286 beqz t7, 1f 281 beqz t7, 1f
@@ -678,11 +673,6 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc)
678 dsra32 sum, sum, 0 673 dsra32 sum, sum, 0
679 addu sum, v1 674 addu sum, v1
680#endif 675#endif
681 sll v1, sum, 16
682 addu sum, v1
683 sltu v1, sum, v1
684 srl sum, sum, 16
685 addu sum, v1
686 676
687 /* odd buffer alignment? */ 677 /* odd buffer alignment? */
688 beqz odd, 1f 678 beqz odd, 1f