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sparc: Use popc if possible for hweight routines.

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Just like powerpc, we code patch at boot time.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-07-29 09:42:07 -07:00
parent e95ade0839
commit ef7c4d4675
7 changed files with 102 additions and 40 deletions
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6
arch/sparc/kernel/vmlinux.lds.S
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@@ -107,7 +107,11 @@ SECTIONS
*(.sun4v_2insn_patch)
__sun4v_2insn_patch_end = .;
}
.popc_3insn_patch : {
__popc_3insn_patch = .;
*(.popc_3insn_patch)
__popc_3insn_patch_end = .;
}
PERCPU_SECTION(SMP_CACHE_BYTES)
. = ALIGN(PAGE_SIZE);