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Diffstat (limited to 'arch/powerpc/lib/checksum_32.S')
| -rw-r--r-- | arch/powerpc/lib/checksum_32.S | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/arch/powerpc/lib/checksum_32.S b/arch/powerpc/lib/checksum_32.S index 6d67e057f15e..0d7eba31d93f 100644 --- a/arch/powerpc/lib/checksum_32.S +++ b/arch/powerpc/lib/checksum_32.S @@ -20,27 +20,6 @@ .text /* - * ip_fast_csum(buf, len) -- Optimized for IP header - * len is in words and is always >= 5. - */ -_GLOBAL(ip_fast_csum) - lwz r0,0(r3) - lwzu r5,4(r3) - addic. r4,r4,-2 - addc r0,r0,r5 - mtctr r4 - blelr- -1: lwzu r4,4(r3) - adde r0,r0,r4 - bdnz 1b - addze r0,r0 /* add in final carry */ - rlwinm r3,r0,16,0,31 /* fold two halves together */ - add r3,r0,r3 - not r3,r3 - srwi r3,r3,16 - blr - -/* * computes the checksum of a memory block at buff, length len, * and adds in "sum" (32-bit) * |